J"k
1
Emission Factor Supporting Documentation for the
Final Mercury and Air Toxics Standards
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EPA-454/R-11-012
November 2011
Emission Factor Supporting Documentation for the
Final Mercury and Air Toxics Standards
Introduction and compilation By:
Marc Houyoux
Emission Inventory and Analysis Group
Air Quality Assessment Division
With technical contributions by:
Barrett Parker and Ron Myers
Measurement Policy Group
Sector Policies and Programs Division
And additional contributions by:
David Bullock and Shelly Johnson
Research Triangle Institute
Research Triangle Park, North Carolina
Contractor contributions prepared for:
Alison Eyth
Work Assignment Contracting Officer Representative
Air Quality Assessment Division
Contract No. EP-D-11-084
Work Order No. 0-04
U.S. Environmental Protection Agency
Office of Air Quality Planning and Standards
Air Quality Assessment Division
Emissions Inventory and Analysis Group
Research Triangle Park, North Carolina
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I. Background
The U.S. Environmental Protection Agency (EPA) is finalizing the National Emission Standards for
Hazardous Air Pollutants from Coal- and Oil-Fired Electric Utility Steam Generating Units (EGUs)
under Clean Air Act (CAA or the Act) section 112(d), referred to in this document as the Mercury and
Air Toxics Standards (MATS). A key piece to several aspects of the technical documentation
includes Hazardous Air Pollutant (HAP) emission inventory estimates for U.S. EGUs at the facility,
unit, and national resolutions.
This memorandum addresses the development of HAP emission factors used to create the emissions
estimates for (a) the non-mercury case study units and (b) the current base nationwide emissions
inventory. Additional information on the non-mercury case study emissions is available in the revised
"Non-Hg Case Study Chronic Inhalation Risk Assessment". Additional information on the current
base nationwide emissions inventory is available in "Memorandum: Emissions Overview: Hazardous
Air Pollutants in Support of the Final Mercury and Air Toxics Standard".
For both the non-mercury case studies and the current base nationwide emissions inventory, stack test
data were used wherever available. These stack tests were usually performed in groups of three per
stack, which were averaged to create a unit-specific emission factor (EF), and it is these EFs that were
used create emissions for the tested units. In addition, EFs and emissions were needed for units that did
not have stack testing submitted to EPA. This document describes the approaches taken to analyze,
group, and eliminate outliers from the test data, and finally to compute average EFs for mercury (Hg),
acid gases, and non-Hg metals.
The EFs for Hg, acid gases, and metals used to develop the national inventory are available in the
Excel® spreadsheet "MATS_Final_Current_Base_HAP_inven.xlsx", called the "inventory spreadsheet"
in the remainder of this document. The EFs for the non-Hg cases studies are available in the spreadsheet
"Case_Study_Emis_MATS_Final.xlsx", called the "case study spreadsheet" here.
These emission factors are an interim result based on analysis available at the time of the final MATS
rule. Continued analysis and inclusion of additional data is ongoing and will result in improvements
and possible changes to these emission factors. Future EPA approved emission factors will be
published in WebFIRE when complete and will be subject to public review and comment. Further, no
conclusions should be made on the most effective control technologies based on the Hg or hydrogen
chloride bins, because analysis to resolve that particular question was not included in the work done to
produce these emission factors. Nevertheless, these emission factors represent scientifically credible
approaches and the best available factors based on the ICR data at the time of the MATS final rule.
II. Emissions bins
Emissions bins are groups of units with test-based EFs that are used to create one average EF per bin.
Different criteria can be used to bin the test data into such groups. The bins used for this work are
available in the emission inventory spreadsheet (listed in Section I), in the tab "3-Bin_Key". The
tables shown in the spreadsheet are replicated in Section V below, which includes the emission factors
assigned to each bin. The bins for Hg, hydrogen chloride (HC1), hydrogen fluoride (HF), and
1
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hydrogen cyanide (HCN) were based on the combination of fuel type, boiler type, and emission
control scheme. These bins are the same as the bins used for the emission modification factors in the
Integrated Planning Model (IPM)1, used to estimate future-year emissions. These same bins were also
used for development of Hg speciation factors2. The bins for metals were developed using procedures
to group data based on their statistically significant differences only, and these efforts are described in
Attachment A. In the inventory spreadsheet tab "3-Bin_Key", metal EFs are repeated for many of the
rows, indicating that the bin resolution is coarser for these pollutants. For example, rather than 22
different bins for arsenic, there are 5 bins as observed by the 5 different EF values listed in the arsenic
column of that spreadsheet.
III. Outlier Methodology
EPA used a statistical approach to identify outliers to be excluded from the dataset to develop the best
emission factor for each bin. The following sections describe the outlier identification process and the
outlier identification results.
1. Outlier identification: The outlier identification methodology is consistent with Recommended
Procedures for Development of Emissions Factors and Use of the WebFIRE Emissions Factor
Database., December 17, 2010. For each control scheme bin, the outliers are identified by Dixon
tests and Rosner tests. The identification process is conceptually described in Figure 1 below. The
detailed process is described in paragraphs 2 through 5, below. The process steps were
implemented using the software ProUCL 4.1® and R statistical language.
2. Determine the distributions: Within each control scheme bin, R programs (scripted in statistical
language R) and ProUCL 4.1 normality tests were used to determine whether the distribution was
normal or log-normal. Detailed process steps are listed below.
a. Shapiro-Wilk tests (R program): Normality tests could not be run in ProUCL when the
sample size was smaller than 4. In this case, R programs were used to determine the
normality or log-normality by applying Shapiro-Wilk normality tests. When a bin was of
neither distribution, it was treated as a log-normally distribution in the remaining steps.
b. Shapiro-Wilk tests (ProUCL): When there were more than 4 samples, Shapiro-Wilk tests
(95% confidence level) were conducted to determine the normality or log-normality of the
data set. When neither distribution was determined by Shapiro-Wilk tests, the p-value for
log-normality check was recorded.
c. Lilliefors tests (ProUCL): If step "b" did not determine the distribution, Lilliefors tests (95%
confidence level) were conducted to determine the log-normality of the data set.
d. Lognormal QQ plot review (ProUCL): If Lilliefors tests still did not determine the log-
normal distribution, the lognormal QQ plot was reviewed to determine the log-normality
fitting.
1 IPM is a multi-regional, dynamic, deterministic linear program model of the U.S. power sector that determines the least cost
solution to meeting a set of environmental constraints while still meeting specified electric demand. For more detail on IPM
see: http://www.epa.gov/airmarkets/progsregs/epa-ipm/index.html
2 See "EGU Mercury Speciation Profiles for the Clean Air Mercury Rule (CAMR)"
2
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3. Data transformation: Depending on the distribution, the data was transformed in some cases. If
the distribution was normal, the unit-level emission factors were used as-is. If the distribution was
not normal, then the data were log transformed.
4. Outlier Tests (using ProUCL): The two methods to determine outliers were part of the ProUCL
software. If the data set had between 3 and 24 values, the Dixon outlier test was used. If the data
set had more than 24 values, then the Rosner outlier test was used.
5. Outliers identified: The ProUCL results provided lists of outliers at 1, 5 and 10% confidence
levels. All outliers identified at the 5% confidence level were identified as outliers for our data
sets. Once the outliers were identified, they were removed from the analysis, and the process was
re-run for the remaining values in the data sets. The details of distributions and outliers determined
for each bin are presented in Tables 1 through 4.
Determine the num ber of
vatuesin candid*!* data set
J_
3 to 24 data values
1
Gieatei1han2.T' data values
The c undid*!* data sel do e s
not contain ouUitis
Determine the distribution
to be normal or log-normal
Determine the distribution to
be normal or log-normal
tion to
al
Data transformation
Apply the Dix on Test
foiQullisrs
Flag data value as outlier and do
not include in average factor
calculation -
next value in d&U s«t
YES
Data, transformation
Apply IheRosrmrTiist
for Outliers
Wasanouthei value
identified?
Flag data value as outliei
and do not include in
emissions fa ctof calculation
Wasanoutbet value
identified7
YES
NO
NO
The c«*did4t« data set dots
not contain outliers
The candidate data set dots
not cent* in outliers
Figure 1. Outlier identification process.
IV. Outlier Identification Results for Mercury and Acid Gases
The two subsections below document the outlier results for Hg and the acid gases. The outlier results
for the metals were documented in a different way and are therefore included as attachments to this
document. These attachments cover the results for antimony, arsenic, beryllium, cadmium, cobalt,
chromium, lead, manganese, nickel, and selenium. Attachment A contains the materials prepared to
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document the metal emissions for coal emissions. The data and documentation for the metal emission
factors for oil units are available in the spreadsheet "93eguoilmet 07oct201 l.xlsx".
IV.A Mercury
The Hg emission factors were developed based on data provided from the PART III ICR collection.
Data from all units provided under Part III were included in the analysis. The emission factors were
analyzed for outliers based on the unit's bin. Once the outliers were identified, they were removed
from the respective bin and the arithmetic mean of the factors was calculated. Table 1 presents the
results for the outlier analysis for Hg.
Table 1. Hg distributions and outliers.
Control
scheme
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
N
6
25
9
9
42
30
3
6
4
2
4
13
2
2
3
25
10
3
14
5
20
1
2
Distribution
Log-Normal
Log-Normal
Log-Normal
Neither
Log-Normal
Log-Normal
Normal
Log-Normal
Normal
N<3:NA
Log-Normal
Log-Normal
N<3:NA
N<3:NA
Neither
Log-Normal
Normal
Normal
Neither
Normal
Normal
N<3:NA
N<3:NA
Lognormally
distributed?
(SW test at 95%
confidence)
Y
Y
Y
N
Y
Y
Y
-
Y
Y
N
N
N
Y
Normally
distributed?
(SW test at 95%
confidence)
N
N
N
N
N
N
N
-
N
N
Y
N
Y
Y
Lognormally
distributed?
(Lillieforstestat
95% confidence)
Y
N
Lognormally
distributed?
(QQ Lognormal
plot)
Y
N
p"
2E-02
3E-03
Outlier Checks
For 5% significance
level, -14.24526836 is
an outlier.
For 5% significance
level, 2.34E-08 is an
outlier.
For 5% significance
level, -11.887 is an
outlier.
For 5% significance
level, 3.173E-06isan
outlier.
For 5% significance
level, 1.44E-06 is an
outlier.
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Control
scheme
73
74
75
76
77
78
N
6
10
48
1
3
6
Distribution
Log-Normal
Normal
Log-Normal
N<3:NA
Normal
Log-Normal
Lognormally
distributed?
(SW test at 95%
confidence)
Y
N
Y
-
Y
Normally
distributed?
(SW test at 95%
confidence)
N
Y
N
-
Y
Lognormally
distributed?
(Lillieforstestat
95% confidence)
Lognormally
distributed?
(QQ Lognormal
plot)
P
Outlier Checks
For 5% significance
level, -15.05438322 is
an outlier.
* SW test= Shapiro-Wilk test.
** p-value of the Shapiro-Wilk test on lognormality is recorded, if a bin with more than 4 values is of neither distributions
(Lognormal nor normal).
*** If it is "neither" distribution, the bin is assumed to be lognormal distributed to identify the outliers.
IV.B
Acid Gases
The acid gases emission factors were developed based on data provided from the PART III ICR
collection. Data from all units provided under Part III were included in the analysis. The unit-specific
emission factors were analyzed according to the process described in Section III. Tables 2 through 4
present the results for acid gases.
Table 2. HF distributions and outliers.
Control
scheme
1
2
4
5
6
7
8
9
10
11
12
N
96
45
29
13
4
4
13
1
1
2
2
Distribution
Neither
Log-Normal
Log-Normal
Neither
Normal
Log-Normal
Log-Normal
N<3:NA
N<3:NA
N<3:NA
N<3:NA
Lognormally
distributed?
(SW test at 95%
confidence)
N
N
N
N
N
Normally
distributed?
(SW test at 95%
confidence)
N
N
N
N
-
-
N
Lognormally
distributed?
(Lillieforstestat
95% confidence)
N
N
N
N
Y
Lognormally
distributed?
(QQ Lognormal
plot)
N
Y
Y
N
Y
P
OE+00
4E-04
6E-05
4E-07
2E-02
Outlier Checks
For 5% significance level, there
are 8 Potential Outliers: -2.565,
-2.597, -2.685, -2.685, -2.881, -
2.881, -3.919, -4.807
For 5% Significance Level,
there is 1 Potential Outlier;
Therefore, Observation -5.084
is a Potential Statistical Outlier
For 5% significance level, there
are 4 Potential Outliers: -8.686,
-8.632, -3.137, -6.859
For 5% significance level, -
2.961 is an outlier.
For 5% significance level, -2.961
is an outlier.
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Control
scheme
13
14
15
16
17
18
19
20
21
22
23
N
15
16
10
15
1
1
6
58
1
2
3
Distribution
Log-Normal
Normal
Log-Normal
Log-Normal
N<3:NA
N<3:NA
Normal
Log-Normal
N<3:NA
N<3:NA
Neither
Lognormally
distributed?
(SW test at 95%
confidence)
N
N
Y
Y
N
N
-
Normally
distributed?
(SW test at 95%
confidence)
N
Y
N
N
Y
N
-
Lognormally
distributed?
(Lillieforstestat
95% confidence)
Y
N
Lognormally
distributed?
(QQ Lognormal
plot)
Y
Y
P"
1E-02
Outlier Checks
For 5% significance level, there
are 4 Potential Outliers: -11.46,
-6.085, -11.11, -6.52
For 5% significance level, -
6.754 is an outlier.
* SW test= Shapiro-Wilk test.
* * P-value of the Shapiro-Wilk test on lognormality is recorded, if a bin with more than 4 values is of neither distributions
(Lognormal nor normal).
*** If it is "neither" distribution, the bin is assumed to be lognormal distributed to identify the outliers.
Table 3. HCN distributions and outliers.
Control
scheme
1
2
4
5
6
7
8
9
10
11
12
13
N
89
40
27
8
4
4
10
1
1
2
2
14
Distribution
Log-Normal
Log-Normal
Log-Normal
Normal
Normal
Log-Normal
Log-Normal
N<3:NA
N<3:NA
N<3:NA
N<3:NA
Log-Normal
Lognormally
distributed?
(SW test at 95%
confidence)
Y
Y
Y
N
-
-
N
N
Normally
distributed?
(SW test at 95%
confidence)
N
N
N
Y
-
-
N
N
Lognormally
distributed?
(Lilliefors test at
95% confidence)
Y
Y
Lognormally
distributed?
(QQ Lognormal
plot)
Y
Y
p"
4E-02
IE-OS
Outlier Checks
For 5% significance
level, -12.05535643 is
an outlier.
For 5% significance
level, -3.50449819 is
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Control
scheme
14
15
16
17
18
19
20
21
22
23
N
13
9
13
1
1
6
57
1
2
4
Distribution
Log-Normal
Normal
Log-Normal
N<3:NA
N<3:NA
Log-Normal
Log-Normal
N<3:NA
N<3: NA
Log-Normal
Lognormally
distributed?
(SW test at 95%
confidence)
Y
Y
N
Y
-
Normally
distributed?
(SW test at 95%
confidence)
N
Y
N
N
N
-
Lognormally
distributed?
(Lilliefors test at
95% confidence)
Y
Lognormally
distributed?
(QQ Lognormal
plot)
N
p"
NA
Outlier Checks
an outlier.
* SW test= Shapiro-Wilk test.
** P-value of the Shapiro-Wilk test on lognormality is recorded, if a bin with more than 4 values is of neither distributions
(Lognormal nor normal).
*** If it is "neither" distribution, the bin is assumed to be lognormal distributed to identify the outliers.
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Table 4. HC1 distributions and outliers.
Control
scheme
1
2
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
N
96
43
29
13
4
4
13
1
1
2
2
15
16
10
14
1
1
6
59
1
2
3
Distribution
Log-Normal
Log-Normal
Log-Normal
Normal
Normal
Log-Normal
Log-Normal
N<3:NA
N<3:NA
N<3:NA
N<3:NA
Log-Normal
Log-Normal
Normal
Log-Normal
N<3:NA
N<3:NA
Log-Normal
Log-Normal
N<3:NA
N<3:NA
Log-Normal
Lognormally
distributed?
(SW test at 95%
confidence)
N
N
N
N
N
N
N
Y
Y
N
Y
-
Normally
distributed?
(SW test at 95%
confidence)
N
N
N
N
-
-
N
N
N
N
N
N
N
-
Lognormally
distributed?
(Lilliefors test at
95% confidence)
N
N
Y
N
N
N
N
Y
N
Y
Lognormally
distributed?
(QQ Lognormal
plot)
N
Y
Y
N
N
Y
Y
N
Y
p"
OE+00
3E-04
2E-03
8E-04
2E-03
2E-02
3E-02
N/A
5E-02
Outlier Checks
For 5% significance
level, there are 8
Potential Outliers;
Therefore, Potential
Statistical Outliers are
-2.28, -2.28, -4.334, -
4.375, -4.375, -4.401, -
4.462, -4.494
For 1% significance
level, -5.09126489 is
an outlier. For 5%
significance level,
0.004646is an outlier.
For 5% significance
level, there are 2
Potential Outliers;
Therefore, Potential
Statistical Outliers are
-11.49, -3.693
* SW test= Shapiro-Wilk test.
* * P-value of the Shapiro-Wilk test on lognormality is recorded, if a bin with more than 4 values is of neither distributions
(Lognormal nor normal).
*** If it is "neither" distribution, the bin is assumed to be lognormal distributed to identify the outliers.
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V. Development of emission factors
Once the outliers were excluded from the datasets for each pollutant, emission factors were computed
using an arithmetic average for each bin. The use of arithmetic average is based on EPA guidance in
AP-42. Based on past analysis as well as analysis done for this effort3, the arithmetic mean for
emissions factors provides the single best value for predicting national emissions estimates. Further,
when no other method is available for a given unit, average emission factors are the best available
information for estimating emissions from such units.
Tables 6 through 8 provide the average emission factors for Hg, acid gases, and non-Hg metals,
respectively. These data are also available in spreadsheet form in the worksheet "3-Bin_Key" in the
inventory spreadsheet described in Section I. Furthermore, the unit level data used to compute the
emission factors for Hg are available in the worksheet "8-Mercury_EFs" of the inventory spreadsheet
and for acid gases in the worksheet "8-Acid_Gas_EFs". Also in the inventory spreadsheet, the
worksheets "8-As_EFs", "8-Cr_EFs" and "8-Ni_EFs" include the data for arsenic, chromium, and
nickel emission factors. All data available for the other metal emission factors calculation are
available only in Attachment A and the spreadsheet "93eguoilmet 07oct201 l.xlsx", both of which
include additional information for arsenic, chromium, and nickel that is unavailable in the inventory
spreadsheet alone. The emission factors used in the non-Hg case studies for the units that did not have
test data are available in the spreadsheet "Case_Study_Emis_MATS_Final.xlsx". This spreadsheet
includes the calculation of hexavalent chromium from total chromium, which was done only for the
non-Hg case study emissions.
3 Response to comments for the Mercury and Air Toxics Standard final rule, non-Hg case studies for the appropriate and
necessary finding.
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Table 6. Average emission factors for Hg
Bin
Number
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
Fuel Type
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Coal Refuse
Coal Refuse
Lignite
Lignite
Lignite
Subbituminous
Subbituminous
Subbituminous
Subbituminous
Subbituminous
Subbituminous
Subbituminous
IGCC
No. 2 Fuel Oil
No. 6 Fuel Oil
No. 6 Fuel Oil
Petroleum Coke
Petroleum Coke
Petroleum Coke
Boiler Type
Conventional
Conventional
Conventional
Conventional
Conventional
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Fluidized Bed
Fluidized Bed
Fluidized Bed
Conventional
Fluidized Bed
Fluidized Bed
Conventional
Conventional
Conventional
Conventional
Conventional
Conventional
Conventional
IGCC
Conventional
Conventional
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Control Scheme
Activated Carbon Injection
Dry FGD + Fabric Filter
Fabric Filter + Wet FGD
Fabric Filter
ESP + Wet FGD
Cold-side ESP
No Hg Control (includes hot-side ESP's)
Dry FGD + Fabric Filter
Fabric Filter
Cold-side ESP
Dry FGD + Fabric Filter
Fabric Filter
Activated Carbon Injection
Activated Carbon Injection
Fabric Filter
Activated Carbon Injection
Dry FGD + Fabric Filter
Fabric Filter + Wet FGD
Fabric Filter
Wet FGD
Cold-side ESP
No Hg Control (includes hot-side ESP's)
No Hg Control
No Hg Control
Cold-Side ESP
No Hg Control (includes hot-side ESP's)
Wet FGD
Dry FGD + Fabric Filter
Fabric Filter
Hg
(Ib/MMBtu)
1.94E-06
1.14E-07
8.03E-07
4.37E-08
1.25E-06
5.64E-06
1.10E-05
5.80E-08
1.15E-08
1.73E-06
3.78E-07
1.63E-07
3.90E-06
4.67E-06
1.08E-05
1.30E-06
4.69E-06
1.47E-07
3.03E-06
3.32E-06
3.28E-06
5.25E-06
8.18E-07
1.14E-07
6.23E-08
1.12E-07
6.48E-08
5.96E-08
9.63E-07
10
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Table 7. Average emission factors for acid gases
Bin
Number
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Fuel Type
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Coal Refuse
Coal Refuse
Lignite
Lignite
Lignite
Lignite
Subbituminous
Subbituminous
Subbituminous
Subbituminous
IGCC
IGCC
No. 2 Fuel Oil
No. 6 Fuel Oil
Petroleum Coke
Petroleum Coke
Petroleum Coke
Boiler Type
Conventional
Conventional
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Fluidized Bed
Fluidized Bed
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Conventional
Conventional
Conventional
Conventional
IGCC
IGCC
Conventional
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Control Scheme
WetFGD
DryFGD
Sorbent/Carbon Injection
No Acid Gas Control
DryFGD
No Acid Gas Control
DryFGD
No Acid Gas Control
Wet FGD
Sorbent/Carbon Injection
DryFGD
No Acid Gas Control
Wet FGD
DryFGD
Sorbent/Carbon Injection
No Acid Gas Control
PM Scrubber
No Acid Gas Control
No Acid Gas Control
No Acid Gas Control
Wet FGD
DryFGD
No Acid Gas Control
Hydrogen
Cyanide
(Ib/MMBtu)
2.31E-04
3.45E-04
Hydrogen
Chloride
(Ib/MMBtu)
5.83E-04
6.48E-03
Hydrogen
Fluoride
(Ib/MMBtu)
1.80E-04
1.09E-04
No emission data were available*
4.79E-04
1.03E-03
2.06E-03
4.26E-04
6.00E-04
1.59E-05
2.01E-05
2.14E-05
1.31E-05
1.02E-04
1.86E-04
1.13E-04
1.52E-03
5.19E-05
3.21E-05
2.21E-05
3.29E-04
8.13E-05
1.10E-03
2.42E-03
5.95E-02
2.76E-02
1.03E-02
3.53E-02
1.07E-02
1.20E-04
7.49E-04
6.13E-05
3.67E-04
2.16E-03
1.92E-04
8.85E-04
3.20E-03
8.12E-05
2.84E-04
3.69E-04
9.07E-04
1.87E-05
2.34E-04
3.78E-03
6.19E-03
6.50E-05
7.38E-05
3.10E-04
1.10E-03
9.35E-05
2.63E-03
6.96E-05
8.80E-06
3.05E-03
2.73E-04
1.02E-03
1.01E-03
8.32E-05
1.71E-04
1.10E-04
2.02E-04
4.95E-05
6.74E-05
1.51E-04
* Sources with this configuration were defaulted to the next most conservative (higher) emission factor set, which is bin 4.
11
-------
Table 8. Average emission factors for metals
Bin
No.
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
Fuel Type
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Bituminous
Coal Refuse
Lignite
Lignite
Lignite
Subbituminous
Subbituminous
Subbituminous
Subbituminous
Subbituminous
IGCC
IGCC
No. 2 Fuel Oil
No. 6 Fuel Oil
No. 6 Fuel Oil
Petroleum coke
Petroleum coke
Boiler Type
Conventional
Conventional
Conventional
Conventional
Fluidized Bed
Fluidized Bed
Fluidized Bed
Conventional
Conventional
Fluidized Bed
Conventional
Conventional
Conventional
Conventional
Conventional
IGCC
IGCC
Conventional
Conventional
Conventional
Conventional
Fluidized Bed
Control Scheme
Fabric Filter +
Wet FGD
Fabric Filter
ESP + Wet FGD
ESP
Fabric Filter
ESP
Fabric Filter
Fabric Filter +
Wet FGD
Fabric Filter
Fabric Filter
Fabric Filter +
Wet FGD
Fabric Filter
ESP + Wet FGD
ESP
WetFGD/PM
Scrubber
PM Scrubber
No PM Control
No PM Control
ESP
No PM Control
(includes
multiclones)
ESP + Wet FGD
+ Wet ESP
Fabric Filter
Antimony
Ib/MMBtu
4.22E-07
4.22E-07
4.22E-07
1.45E-06
4.22E-07
1.45E-06
4.22E-07
4.22E-07
4.22E-07
4.22E-07
4.22E-07
4.22E-07
4.22E-07
1.45E-06
4.22E-07
4.22E-07
4.22E-07
3.30E-05
3.30E-05
3.30E-05
1.59E-06
1.59E-06
Arsenic
Ib/MMBtu
9.72E-07
9.72E-07
2.52E-06
1.25E-05
9.72E-07
1.25E-05
9.72E-07
9.72E-07
9.72E-07
9.72E-07
9.72E-07
9.72E-07
2.52E-06
1.25E-05
2.52E-06
9.72E-07
9.72E-07
2.55E-06
2.55E-06
2.55E-06
4.81E-05
4.81E-05
Beryllium
Ib/MMBtu
1.18E-07
1.18E-07
1.18E-07
4.16E-07
1.18E-07
4.16E-07
1.18E-07
1.18E-07
1.18E-07
1.18E-07
1.18E-07
1.18E-07
1.18E-07
4.16E-07
1.18E-07
1.18E-07
1.18E-07
1.62E-07
1.62E-07
1.62E-07
1.17E-07
1.17E-07
Cadmium
Ib/MMBtu
2.20E-07
2.20E-07
2.20E-07
3.81E-07
2.20E-07
3.81E-07
2.20E-07
2.20E-07
2.20E-07
2.20E-07
2.20E-07
2.20E-07
2.20E-07
3.81E-07
2.20E-07
2.20E-07
2.20E-07
3.62E-07
3.62E-07
3.62E-07
4.86E-07
4.86E-07
Chromium
Ib/MMBtu
4.75E-06
4.89E-05
4.75E-06
4.89E-05
4.89E-05
4.89E-05
4.89E-05
4.75E-06
4.89E-05
4.89E-05
4.75E-06
4.89E-05
4.75E-06
4.89E-05
4.75E-06
4.75E-06
4.75E-06
5.70E-06
5.70E-06
5.70E-06
2.76E-06
2.76E-06
Cobalt
Ib/MMBtu
5.10E-07
1.58E-06
5.10E-07
1.58E-06
1.58E-06
1.58E-06
1.58E-06
5.10E-07
1.58E-06
1.58E-06
5.10E-07
1.58E-06
5.10E-07
1.58E-06
5.10E-07
5.10E-07
5.10E-07
1.71E-05
1.71E-05
1.71E-05
l.OOE-06
l.OOE-06
Lead
Ib/MMBtu
2.25E-06
2.25E-06
2.25E-06
6.61E-06
2.25E-06
6.61E-06
2.25E-06
2.25E-06
2.25E-06
2.25E-06
2.25E-06
2.25E-06
2.25E-06
6.61E-06
2.25E-06
2.25E-06
2.25E-06
1.30E-05
1.30E-05
1.30E-05
3.83E-06
3.83E-06
Manganese
Ib/MMBtu
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
1.01E-05
9.42E-06
9.42E-06
9.42E-06
4.66E-06
4.66E-06
Nickel
Ib/MMBtu
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
2.74E-05
3.46E-04
3.46E-04
3.46E-04
1.59E-05
1.59E-05
Selenium
Ib/MMBtu
9.24E-06
3.69E-05
9.24E-06
3.69E-05
3.69E-05
3.69E-05
3.69E-05
9.24E-06
3.69E-05
3.69E-05
9.24E-06
3.69E-05
9.24E-06
3.69E-05
9.24E-06
3.69E-05
3.69E-05
2.02E-06
2.02E-06
2.02E-06
1.54E-06
1.54E-06
12
-------
ATTACHMENT A
Documentation and calculations for metal emission factors
Compiled from original PDF documentation developed by OAQPS/SPPD/MPG and labeled:
Coal_Fired_Utility_Boiler_Antimony.pdf
Coal_Fired_Utility_Boiler_Arsenic.pdf
Coal_Fired_Utility_Boiler_Beryllium.pdf
Coal_Fired_Utility_Boiler_Cadmium.pdf
Coal_Fired_Utility_Boiler_Chromium.pdf
Coal_Fired_Utility_Boiler_Cobalt.pdf
Coal_Fired_Utility_Boiler_Lead.pdf
Coal_Fired_Utility_Boiler_Manganese.pdf
Coal_Fired_Utility_Boiler_Nickel.pdf
Coal_Fired_Utility_Boiler_Selenium.pdf
-------
Coal Fired Utility Boiler
Antimony Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Antimony Emissions Factor are
presented on the following page with two sets of columns. The left set of columns presents
SCC, Submital ID, emissions factors, the natural log of the emissions factor and the control
measure employed. The right set of columns contains the same information but excluding the
boilers with ESP control. The site specific emissions factors presented are as determined using
the f factor method rather than the emissions factor determined by dividing the hourly
emissions by the coal feed and associated proximate analysis. Subsequent pages provide the
assessments as performed using EPA's statistical software ProUCL. The assessments provide
support for the development of a separate national emissions factors for ESP, and for
combining data for Fabric Filter, Dry Scrubbing and Wet Scrubbing controls. Separate
emissions factors were developed since there is a statistical difference between ESP and
Fabric Filter controls. A combined factor for Fabric Filter, Dry Scrubbing controls and Wet
Scrubbing controls are supported by analyses that show that there is no significant difference
in the average emissions factors for these categories.
The resulting calculated arsenic emissions factors are:
ESP controls
Fabric Filter, Dry Scrubbing &
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
1.45 x 10'6
4.22 x 10'7
Number of
Supporting Tests
44
91
Quality Indicator
Highly Representative
Highly Representative
-------
Antimony EF Development Data
sec
10100202
10100202
10100202
10100222
10100212
10300222
10100202
10100202
10100223
10100212
10100202
10100202
10100202
10100222
10100211
10100202
10100202
10100223
10100202
10100205
10100202
10100223
10100223
10100202
10100212
10100202
10100222
10100226
10100205
10100222
10100202
10100223
10100202
10100202
10100202
10100202
10100202
10100202
10100201
10100202
10100202
10100202
10100222
10100203
10100224
submittal
ID
1972
1488
1190
1726
1648
1276
1189
550002
23151
1647
1909
947
1611
845
900
1738
560
23152
1597
13461
1942
23153
2315
1129
565
1606
10040004
2278
1349
2274
2021
2302
2055
2161
1902
1118
1154
1743
2319
1249
1133
1119
1568
1052
1120
All Data
Ib/
mmBtuO2
9.79E-09
1.62E-08
3.04E-08
3.75E-08
4.04E-08
4.14E-08
4.33E-08
4.57E-08
4.63E-08
4.67E-08
4.96E-08
4.98E-08
5.03E-08
5.44E-08
6.19E-08
6.90E-08
7.07E-08
7.15E-08
9.18E-08
9.38E-08
9.42E-08
1.08E-07
1.09E-07
1.14E-07
1.21E-07
1 .24E-07
1.29E-07
1.31E-07
1.32E-07
1 .36E-07
1.41E-07
1.47E-07
1.50E-07
1.50E-07
1.51E-07
1 .56E-07
1 .60E-07
1.63E-07
1.65E-07
1.65E-07
1.88E-07
1.90E-07
1.94E-07
1.97E-07
2.02E-07
LnSb
#/mmBtu
-18.441904
-17.938255
-17.308823
-17.098925
-17.024436
-16.999985
-16.955113
-16.901262
-16.888124
-16.879522
-16.819275
-16.815251
-16.805261
-16.726902
-16.597746
-16.489159
-16.46482
-16.453568
-16.203654
-16.182101
-16.177846
-16.041135
-16.031918
-15.985689
-15.927475
-15.902984
-15.863453
-15.848069
-15.840464
-15.810611
-15.774506
-15.732833
-15.712631
-15.712631
-15.705986
-15.67341
-15.648092
-15.629516
-15.61732
-15.61732
-15.488237
-15.476242
-15.455408
-15.440062
-15.414998
Controls
Wet
Dry
FF
Dry
Wet
Wet
FF
Dry
Wet
Wet
Dry
Dry
Dry
FF
Wet
Wet
Dry
Wet
FF
Dry
Dry
Wet
Wet
Dry
Dry
FF
ESP
ESP
Dry
ESP
Dry
ESP
Wet
ESP
ESP
Wet
ESP
Wet
Wet
Dry
Dry
Wet
Dry
Dry
Wet
Fabric
sec
10100202
10100202
10100202
10100222
10100212
10300222
10100202
10100202
10100223
10100212
10100202
10100202
10100202
10100222
10100211
10100202
10100202
10100223
10100202
10100205
10100202
10100223
10100223
10100202
10100212
10100202
10100205
10100202
10100202
10100202
10100202
10100201
10100202
10100202
10100202
10100222
10100203
10100224
10100202
10100226
10100202
10100221
10100202
10100222
10100221
Filter, Wet
submittal
ID
1972
1488
1190
1726
1648
1276
1189
550002
23151
1647
1909
947
1611
845
900
1738
560
23152
1597
13461
1942
23153
2315
1129
565
1606
1349
2021
2055
1118
1743
2319
1249
1133
1119
1568
1052
1120
1638
1938
1637
2170
1515
2259
1835
Scrubber & Dry Scrubber Data
Ib / Ln Sb
mmBtuO2 #/mmBtu Controls
9.79E-09
1.62E-08
3.04E-08
3.75E-08
4.04E-08
4.14E-08
4.33E-08
4.57E-08
4.63E-08
4.67E-08
4.96E-08
4.98E-08
5.03E-08
5.44E-08
6.19E-08
6.90E-08
7.07E-08
7.15E-08
9.18E-08
9.38E-08
9.42E-08
1.08E-07
1.09E-07
1.14E-07
1.21E-07
1 .24E-07
1.32E-07
1.41E-07
1.50E-07
1 .56E-07
1.63E-07
1.65E-07
1.65E-07
1.88E-07
1.90E-07
1.94E-07
1.97E-07
2.02E-07
2.07E-07
2.21E-07
2.23E-07
2.35E-07
2.47E-07
2.58E-07
2.64E-07
-18.4419
-17.93825
-17.30882
-17.09892
-17.02444
-16.99998
-16.95511
-16.90126
-16.88812
-16.87952
-16.81928
-16.81525
-16.80526
-16.7269
-16.59775
-16.48916
-16.46482
-16.45357
-16.20365
-16.1821
-16.17785
-16.04113
-16.03192
-15.98569
-15.92748
-15.90298
-15.84046
-15.77451
-15.71263
-15.67341
-15.62952
-15.61732
-15.61732
-15.48824
-15.47624
-15.45541
-15.44006
-15.415
-15.39055
-15.3251
-15.31609
-15.26168
-15.21388
-15.17031
-15.14725
Wet
Dry
FF
Dry
Wet
Wet
FF
Dry
Wet
Wet
Dry
Dry
Dry
FF
Wet
Wet
Dry
Wet
FF
Dry
Dry
Wet
Wet
Dry
Dry
FF
Dry
Dry
Wet
Wet
Wet
Wet
Dry
Dry
Wet
Dry
Dry
Wet
Wet
Dry
Wet
FF
Wet
Wet
FF
-------
Antimony EF Development Data
sec
10100202
10100226
10100202
10100221
10100212
10100203
10100202
10100222
10100221
10100202
10100202
10100205
10100202
10100202
10100218
10100218
10100202
10100205
10100202
10100202
10100202
10100212
10100202
10100212
10100222
10100218
10100212
10100222
10100202
10100202
10100204
10100203
10100203
10100223
10100202
10100226
10100201
10100218
10100202
10100202
10100202
10100202
10100222
10100223
10100202
submittal
ID
1638
1938
1637
2170
1021
894
1515
2259
1835
1117
1117
1346111
736
735
1563
524
2095
134611
2239
698
10040002
731
1563
3197
1449
1563
1177
1854
1004
2022
1113
1735
1734
1327
541
1398
902
2088
734
979
2276
1906
1832
1307
1176
All Data
Ib/
mmBtuO2
2.07E-07
2.21E-07
2.23E-07
2.35E-07
2.40E-07
2.43E-07
2.47E-07
2.58E-07
2.64E-07
2.69E-07
2.69E-07
2.69E-07
2.97E-07
3.00E-07
3.08E-07
3.11E-07
3.17E-07
3.21E-07
3.24E-07
3.32E-07
3.53E-07
3.68E-07
3.70E-07
3.73E-07
3.74E-07
3.79E-07
3.86E-07
3.95E-07
4.06E-07
4.07E-07
4.15E-07
4.17E-07
4.53E-07
4.71 E-07
4.92E-07
4.95E-07
5.12E-07
5.36E-07
5.36E-07
5.47E-07
5.59E-07
5.67E-07
5.82E-07
6.03E-07
6.04E-07
LnSb
#/mmBtu
-15.390547
-15.325103
-15.316094
-15.261675
-15.243662
-15.230204
-15.213878
-15.170306
-15.147247
-15.128554
-15.128554
-15.128554
-15.030353
-15.019657
-14.993166
-14.983473
-14.964364
-14.951825
-14.942522
-14.918131
-14.856798
-14.814716
-14.809763
-14.801687
-14.79901
-14.78573
-14.767428
-14.74438
-14.716913
-14.714453
-14.694987
-14.690223
-14.607035
-14.568408
-14.524787
-14.518708
-14.484941
-14.439132
-14.438222
-14.418817
-14.397116
-14.382907
-14.356795
-14.321349
-14.319692
Controls
Wet
Dry
Wet
FF
ESP
ESP
Wet
Wet
FF
Wet
Wet
Dry
FF
FF
Dry
FF
FF
Dry
Wet
Dry
ESP
ESP
Dry
ESP
Dry
Dry
Wet
ESP
ESP
Dry
ESP
Dry
Dry
Wet
Wet
Dry
ESP
FF
FF
ESP
ESP
ESP
FF
Wet
Wet
Fabric
sec
10100202
10100202
10100205
10100202
10100202
10100218
10100218
10100202
10100205
10100202
10100202
10100202
10100222
10100218
10100212
10100202
10100203
10100203
10100223
10100202
10100226
10100218
10100202
10100222
10100223
10100202
10100222
10100202
10100205
10100202
10100202
10100218
10100202
10100202
10100222
10100202
10100222
10100202
10100202
10100226
10100222
10100202
10100202
10100202
10100202
Filter, Wet
submittal
ID
1117
1117
1346111
736
735
1563
524
2095
134611
2239
698
1563
1449
1563
1177
2022
1735
1734
1327
541
1398
2088
734
1832
1307
1176
1833
1187
1346
1185
1244
1310
1826
63254
1841
18261
2206
1507
1330
1558
879456
8761
966
1654
1915
Scrubber & Dry Scrubber Data
Ib / Ln Sb
mmBtuO2 #/mmBtu Controls
2.69E-07
2.69E-07
2.69E-07
2.97E-07
3.00E-07
3.08E-07
3.11E-07
3.17E-07
3.21E-07
3.24E-07
3.32E-07
3.70E-07
3.74E-07
3.79E-07
3.86E-07
4.07E-07
4.17E-07
4.53E-07
4. 71 E-07
4.92E-07
4.95E-07
5.36E-07
5.36E-07
5.82E-07
6.03E-07
6.04E-07
6.12E-07
6.20E-07
6.28E-07
6.49E-07
6.66E-07
6.78E-07
7.52E-07
7.60E-07
8.16E-07
8.20E-07
1.05E-06
1.08E-06
1.11E-06
1.17E-06
1.45E-06
1 .45E-06
1.50E-06
1.50E-06
2.47E-06
-15.12855
-15.12855
-15.12855
-15.03035
-15.01966
-14.99317
-14.98347
-14.96436
-14.95182
-14.94252
-14.91813
-14.80976
-14.79901
-14.78573
-14.76743
-14.71445
-14.69022
-14.60704
-14.56841
-14.52479
-14.51871
-14.43913
-14.43822
-14.3568
-14.32135
-14.31969
-14.30653
-14.29355
-14.28073
-14.24783
-14.22137
-14.20412
-14.10053
-14.08995
-14.01885
-14.01396
-13.76672
-13.73855
-13.71115
-13.65851
-13.44395
-13.44395
-13.41005
-13.41005
-12.91129
Wet
Wet
Dry
FF
FF
Dry
FF
FF
Dry
Wet
Dry
Dry
Dry
Dry
Wet
Dry
Dry
Dry
Wet
Wet
Dry
FF
FF
FF
Wet
Wet
FF
Wet
Dry
Wet
FF
FF
Wet
FF
FF
Wet
Dry
Dry
Wet
Wet
FF
Dry
Wet
FF
Wet
-------
Antimony EF Development Data
sec
10100222
10100202
10100205
10100202
10100202
10100218
10100223
10100202
10100222
10100202
10100202
10100211
10100226
10100223
10100222
10100202
10100222
10100222
10100223
10100212
10100222
10100222
10100202
10100202
10100202
10100226
10100212
10100222
10100202
10100202
10100201
10100202
10100202
10100202
10100203
10100202
10100223
10100202
10100202
10100202
10100203
10100212
10100204
10100212
10100202
submittal
ID
1833
1187
1346
1185
1244
1310
2009
1989
2011
1826
63254
1642
1141
2070
1841
18261
21351
2135
12861
632
2206
2013
1507
975
1330
1558
2103
879456
8761
2195
903
966
1654
993
892
1636
828
1845
1915
8761
1809
22791
1111
2279
1471
All Data
Ib / Ln Sb
mmBtuO2 #/mmBtu Controls
6.12E-07 -14.306534 FF
6.20E-07 -14.293546 Wet
6.28E-07 -14.280726 Dry
6.49E-07 -14.247833 Wet
6.66E-07 -14.221367 FF
6.78E-07 -14.204119 FF
7.00E-07 -14.172186 ESP
7.00E-07 -14.172186 ESP
7.47E-07 -14.107201 ESP
7.52E-07 -14.10053 Wet
7.60E-07 -14.089947 FF
7.76E-07 -14.069113 ESP
8.10E-07 -14.026232 ESP
8.13E-07 -14.022535 ESP
8.16E-07 -14.018851 FF
8.20E-07 -14.013961 Wet
8.20E-07 -14.013961 ESP
8.86E-07 -13.936549 ESP
9.60E-07 -13.856333 ESP
9.91E-07 -13.824551 ESP
1.05E-06 -13.76672 Dry
1.07E-06 -13.747852 ESP
1.08E-06 -13.73855 Dry
1.10E-06 -13.7202 ESP
1.11E-06 -13.711151 Wet
1.17E-06 -13.658507 Wet
1.29E-06 -13.560868 ESP
1.45E-06 -13.443947 FF
1.45E-06 -13.443947 Dry
1.47E-06 -13.430248 ESP
1.48E-06 -13.423468 ESP
1.50E-06 -13.410045 Wet
1.50E-06 -13.410045 FF
1.53E-06 -13.390243 ESP
1.55E-06 -13.377256 ESP
1.73E-06 -13.267389 ESP
2.17E-06 -13.040783 ESP
2.28E-06 -12.991335 ESP
2.47E-06 -12.911292 Wet
2.77E-06 -12.796663 Dry
2.91E-06 -12.747357 ESP
3.54E-06 -12.551105 ESP
5.27E-06 -12.15348 ESP
1.06E-05 -11.452493 ESP
1.15E-05 -11.373164 ESP
Fabric Filter, Wet Scrubber & Dry Scrubber Data
submittal Ib / Ln Sb
SCC ID mmBtuO2 #/mmBtu Controls
10100202 8761 2.77E-06 -12.79666 Dry
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for Ln Sb #/mmBtu (dry)
Mean -15.38
Standard Deviation 1.133
Number of data 34
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.38
-15.46
-15.38
-15.45
-15.5
sd
1.116
1.053
0.97
0.918
0.876
Potential
outlier
-12.8
-17.94
-13.44
-13.74
-13.77
Obs.
Number
34
1
33
32
31
Test Critical Critical
value value (5%) value (1%)
2.317 2.97 3.3
2.353 2.95 3.29
2 2.94 3.27
1.861 2.91 3.25
1.982 2.91 3.24
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for Ln Sb #/mmBtu (esp)
Mean -14.13
Standard Deviation 1.113
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-14.13
-14.19
-14.26
-14.31
-14.35
sd
1.1
1.041
0.96
0.912
0.879
Potential
outlier
-11.37
-11.45
-12.15
-12.55
-12.75
Obs.
Number
44
43
42
41
40
Test Critical Critical
value value (5%) value (1%)
2.503 3.08 3.43
2.631 3.07 3.41
2.189 3.06 3.4
1.924 3.05 3.39
1.824 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for Ln Sb #/mmBtu (ff)
Number of data = 21
-------
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -13.41004545 is a Potential Outlier (Uppe
Test Statistic: 0.184
For 10% significance level, -13.41004545 is not an outlier.
For 5% significance level, -13.41004545 is not an outlier.
For 1% significance level, -13.41004545 is not an outlier.
2. Data Value -17.30882323 is a Potential Outlier (Lower
Test Statistic: 0.177
For 10% significance level, -17.30882323 is not an outlier.
For 5% significance level, -17.30882323 is not an outlier.
For 1% significance level, -17.30882323 is not an outlier.
Rosner's Outlier Test for Ln Sb #/mmBtu (wet)
Mean -15.29
Standard Deviation 1.196
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.29
-15.2
-15.27
-15.33
-15.27
sd
1.18
1.083
1.022
0.983
0.95
Potential
outlier
-18.44
-12.91
-13.41
-17.02
-17
Obs.
Number
1
36
35
2
3
Test Critical Critical
value value (5%) value (1%)
2.67 2.99 3.33
2.115 2.98 3.32
1.819 2.97 3.3
1.728 2.95 3.29
1.819 2.94 3.27
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(esp)
Background Data: 'lb/mmBtuO2'(ff)
Raw Statistics
ESP
Number of Valid Observations 44
Number of Distinct Observations 43
Minimum
Maximum
Mean
Median
SD
SE of Mean
Fabric Filter
21
20
1.2900E-7 3.0400E-8
1.1500E-5 1.5000E-6
1.4472E-6 4.8590E-7
7.6150E-7 3.1700E-7
2.3448E-6 4.0981 E-7
3.5349E-7 8.9428E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
63
48.3
t-Test
Value
1.858
2.636
Critical
t (0.050)
1.669
1.677
P-Value
0.034
0.006
Test of Equality of Variances
Variance of Site 5.498E-12
Variance of Background 1.679E-13
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
32.737
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(ff)
Background Data: 'lb/mmBtuO2'(wet)
Raw Statistics
Fabric Filte Wet Scrubber
Number of Valid Observations 21 36
Number of Distinct Observations 20 35
Minimum
Maximum
Mean
Median
SD
SE of Mean
3.0400E-8 9.7900E-9
1.5000E-6 2.4700E-6
4.8590E-7 4.1872E-7
3.1700E-7 2.3500E-7
4.0981 E-7 4.9907E-7
8.9428E-8 8.3178E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.522
0.550
Critical
t (0.050) P-Value
1.673 0.302
1.677 0.292
Method DF
Pooled (Equal Variance) 55
Welch-Satterthwaite (Unequal Vari 48.7
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.679E-13
Variance of Background 2.491E-13
Numerator DF Denominator DF
35 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.483
P-Value
0.353
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(wet)
Background Data: 'lb/mmBtuO2'(ff)
Raw Statistics
Wet Scrubt Fabric Filter
Number of Valid Observations 36 21
Number of Distinct Observations 35 20
Minimum
Maximum
Mean
Median
SD
SE of Mean
9.7900E-9 3.0400E-8
2.4700E-6 1.5000E-6
4.1872E-7 4.8590E-7
2.3500E-7 3.1700E-7
4.9907E-7 4.0981 E-7
8.3178E-8 8.9428E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.522
-0.550
Critical
t (0.050) P-Value
1.673 0.698
1.677 0.708
Method DF
Pooled (Equal Variance) 55
Welch-Satterthwaite (Unequal Vari 48.7
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.491E-13
Variance of Background 1.679E-13
Numerator DF Denominator DF
35 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.483
P-Value
0.353
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(ff)
Background Data: 'lb/mmBtuO2'(dry)
Raw Statistics
Fabric Filte Dry Scrubber
Number of Valid Observations 21 34
Number of Distinct Observations 20 34
Minimum 3.0400E-8 1.6200E-8
Maximum 1.5000E-6 2.7700E-6
Mean 4.8590E-7 3.8482E-7
Median 3.1700E-7 2.0900E-7
SD 4.0981 E-7 5.3033E-7
SE of Mean 8.9428E-8 9.0951E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 53 0.746 1.674 0.230
Welch-Satterthwaite (Unequal Vari 50.2 0.792 1.676 0.216
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.679E-13
Variance of Background 2.812E-13
Numerator DF Denominator DF F-Test Value P-Value
33 20 1.675 0.227
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(dry)
Background Data: 'lb/mmBtuO2'(ff)
Raw Statistics
Dry Scrubb Fabric Filter
Number of Valid Observations 34 21
Number of Distinct Observations 34 20
Minimum 1.6200E-8 3.0400E-8
Maximum 2.7700E-6 1.5000E-6
Mean 3.8482E-7 4.8590E-7
Median 2.0900E-7 3.1700E-7
SD 5.3033E-7 4.0981 E-7
SE of Mean 9.0951E-8 8.9428E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 53 -0.746 1.674 0.770
Welch-Satterthwaite (Unequal Vari 50.2 -0.792 1.676 0.784
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.812E-13
Variance of Background 1.679E-13
Numerator DF Denominator DF F-Test Value P-Value
33 20 1.675 0.227
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for Ln Sb #/mmBtu xesp
Mean -15.25
Standard Deviation 1.148
Number of data 91
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.25
-15.22
-15.19
-15.21
-15.24
sd
1.142
1.104
1.071
1.046
1.022
Potential
outlier
-18.44
-17.94
-12.8
-12.91
-17.31
Obs.
Number
1
2
91
90
3
Test Critical Critical
value value (5%) value (1%)
2.793 3.353 3.723
2.466 3.344 3.714
2.231 3.344 3.714
2.201 3.343 3.704
2.025 3.334 3.704
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
Histogram for llb/mmBtuO2l xesp
30-
28-
| 'lb/mmBtuO2' xesp
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2' xesp
Raw Statistics
Number of Valid Observations 91
Number of Distinct Observations 85
Minimum 9.7900E-9
Maximum 2.7700E-6
Mean of Raw Data 4.2156E-7
Standard Deviation of Raw Data 4.8865E-7
Kstar 0.981
Mean of Log Transformed Data -15.25
Standard Deviation of Log Transformed Data 1.148
Normal Distribution Test Results
Correlation Coefficient R 0.847
Approximate Shapiro Wilk Test Statistic 0.729
Approximate Shapiro Wilk P Value 0
Lilliefors Test Statistic 0.2
Lilliefors Critical (0.95) Value 0.0929
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.983
A-D Test Statistic 0.588
A-D Critical (0.95) Value 0.783
K-S Test Statistic 0.0711
K-S Critical(0.95) Value 0.0965
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.994
Approximate Shapiro Wilk Test Statistic 0.978
Approximate Shapiro Wilk P Value 0.466
Lilliefors Test Statistic 0.0564
Lilliefors Critical (0.95) Value 0.0929
Data appear Lognormal at (0.05) Significance Level
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2' (dry)
Raw Statistics
Number of Valid Observations 34
Number of Distinct Observations 34
Minimum 1.6200E-8
Maximum 2.7700E-6
Mean of Raw Data 3.8482E-7
Standard Deviation of Raw Data 5.3033E-7
Kstar 0.885
Mean of Log Transformed Data -15.38
Standard Deviation of Log Transformed Data 1.133
Normal Distribution Test Results
Correlation Coefficient R 0.774
Shapiro Wilk Test Statistic 0.626
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 9.913E-10
Lilliefors Test Statistic 0.272
Lilliefors Critical (0.95) Value 0.152
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.947
A-D Test Statistic 0.675
A-D Critical (0.95) Value 0.778
K-S Test Statistic 0.13
K-S Critical(0.95) Value 0.156
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.993
Shapiro Wilk Test Statistic 0.988
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 0.966
Lilliefors Test Statistic 0.0759
Lilliefors Critical (0.95) Value 0.152
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (esp)
Raw Statistics
Number of Valid Observations 44
-------
Number of Distinct Observations 43
Minimum 1.2900E-7
Maximum 1.1500E-5
Mean of Raw Data 1.4472E-6
Standard Deviation of Raw Data 2.3448E-6
Kstar 0.82
Mean of Log Transformed Data -14.13
Standard Deviation of Log Transformed Data 1.112
Normal Distribution Test Results
Correlation Coefficient R 0.718
Shapiro Wilk Test Statistic 0.535
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 2.665E-15
Lilliefors Test Statistic 0.301
Lilliefors Critical (0.95) Value 0.134
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.916
A-D Test Statistic 1.645
A-D Critical (0.95) Value 0.784
K-S Test Statistic 0.155
K-S Critical(0.95) Value 0.138
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.983
Shapiro Wilk Test Statistic 0.955
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 0.128
Lilliefors Test Statistic 0.0735
Lilliefors Critical (0.95) Value 0.134
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (ff)
Raw Statistics
Number of Valid Observations 21
Number of Distinct Observations 20
Minimum 3.0400E-8
Maximum 1.5000E-6
Mean of Raw Data 4.8590E-7
Standard Deviation of Raw Data 4.0981 E-7
Kstar 1.136
Mean of Log Transformed Data -14.97
Standard Deviation of Log Transformed Data 1.095
Normal Distribution Test Results
-------
Correlation Coefficient R 0.932
Shapiro Wilk Test Statistic 0.865
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.00625
Lilliefors Test Statistic 0.184
Lilliefors Critical (0.95) Value 0.193
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.975
A-D Test Statistic 0.346
A-D Critical (0.95) Value 0.763
K-S Test Statistic 0.135
K-S Critical(0.95) Value 0.194
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.964
Shapiro Wilk Test Statistic 0.924
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.0987
Lilliefors Test Statistic 0.163
Lilliefors Critical (0.95) Value 0.193
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (wet)
Raw Statistics
Number of Valid Observations 36
Number of Distinct Observations 35
Minimum 9.7900E-9
Maximum 2.4700E-6
Mean of Raw Data 4.1872E-7
Standard Deviation of Raw Data 4.9907E-7
Kstar 0.896
Mean of Log Transformed Data -15.29
Standard Deviation of Log Transformed Data 1.196
Normal Distribution Test Results
Correlation Coefficient R 0.845
Shapiro Wilk Test Statistic 0.731
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 6.1962E-8
Lilliefors Test Statistic 0.229
Lilliefors Critical (0.95) Value 0.148
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.985
-------
A-D Test Statistic 0.38
A-D Critical (0.95) Value 0.778
K-S Test Statistic 0.131
K-S Critical(0.95) Value 0.151
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.991
Shapiro Wilk Test Statistic 0.983
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 0.895
Lilliefors Test Statistic 0.0848
Lilliefors Critical (0.95) Value 0.148
Data appear Lognormal at (0.05) Significance Level
-------
Histogram for 1lb/mmBtuO21 (dry)
| 'lb/mmBtuO2' (dry)
-------
Histogram for llb/mmBtuO2l (esp)
| 'lb/mmBtuO2' (esp)
-------
Histogram for 1lb/mmBtuO21 (ff)
| 'lb/mmBtuO2' (ff)
-------
Histogram for 1lb/mmBtuO21 (wet)
| 'lb/mmBtuO2' (wet)
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
'lb/mmBtuO2'(dry) 34 1.6200E-8 2.7700E-6 3.8482E-7 2.0900E-7 2.812E-13 5.3033E-7 2.3566E-7 3.236 12.43 N/A
'lb/mmBtuO2'(esp) 44 1.2900E-7 1.1500E-5 1.4472E-6 7.6150E-7 5.498E-12 2.3448E-6 6.8718E-7 3.439 12.26 N/A
'Ib/mmBtuOZ (ff) 21 3.0400E-8 1.5000E-6 4.8590E-7 3.1700E-7 1.679E-13 4.0981E-7 3.8933E-7 1.278 1.544 N/A
'Ib/mmBtuOZ (wet) 36 9.7900E-9 2.4700E-6 4.1872E-7 2.3500E-7 2.491E-13 4.9907E-7 2.5137E-7 2.48 7.586 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
'Ib/mmBtuOZ (dry) 34 4.2830E-8 4.9660E-8 8.4560E-8 9.9150E-8 2.0900E-7 4.0000E-7 4.3140E-7 9.2340E-7 1.2095E-6 2.3344E-6
'Ib/mmBtuOZ (esp) 44 1.3765E-7 1.5030E-7 3.0900E-7 3.7175E-7 7.6150E-7 1.4725E-6 1.5380E-6 2.7210E-6 5.0105E-6 1.1113E-5
'Ib/mmBtuOZ (ff) 21 4.3300E-8 5.4400E-8 1.2400E-7 2.3500E-7 3.1700E-7 6.6600E-7 6.7800E-7 8.1600E-7 1.4500E-6 1.4900E-6
'Ib/mmBtuOZ (wet) 36 4.1150E-8 4.6500E-8 7.1500E-8 1.0875E-7 2.3500E-7 6.0325E-7 6.2000E-7 9.6500E-7 1.2525E-6 2.1305E-6
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
'lb/mmBtuO2'xesp 91 9.7900E-9 2.7700E-6 4.2156E-7 2.6900E-7 2.388E-13 4.8865E-7 2.9281E-7 2.564 8.238 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
'lb/mmBtuO2'xesp 91 4.0900E-8 4.6700E-8 9.1800E-8 1.1150E-7 2.6900E-7 5.5900E-7 6.2000E-7 1.0500E-6 1.4500E-6 2.5000E-6
-------
Coal Fired Utility Boiler
Arsenic Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Arsenic Emissions Factor are presented
on the following page with four sets of columns for ESP only, Fabric Filter only, Dry Scrubbing
with either ESP or Fabric Filter and Wet Scrubbing with either ESP or Fabric Filter. Each set of
columns includes the Submission ID for each test data, the site specific emissions factor as
determined using the f factor method and the natural log of the site specific emissions factor.
Subsequent pages provide the assessments as performed using EPA's statistical software
ProUCL. The assessments provide support for the development of separate national
emissions factors for ESP, Fabric Filter, Dry Scrubbing and Wet Scrubbing controls. Separate
emissions factors were developed since there is a statistical difference between ESP and
Fabric Filter controls, Fabric Filter and Dry Scrubbing controls, Fabric Filter and Wet Scrubbing
controls and Dry Scrubbing and Wet Scrubbing controls.
The resulting calculated arsenic emissions factors are:
ESP controls
Fabric Filter controls
Dry Scrubbing controls
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
1.25 x 10"5
9.72 x 10 7
1.61 x 10'6
2.52 x 10'6
Number of
Supporting Tests
45
21
35
36
Quality Indicator
Highly Representative
Highly Representative
Highly Representative
Highly Representative
-------
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
0 1 23
fiiihin tf/mm^Rtu LN#/mmB
1,471 0.0002755.19873946
979 1.00000393 !.44687113
1,111 0.00003341.30695466
1,1131.0000088511.6350931
1,636 0.00003221.34354411
902 0.00002371.65003551
903 0.0000271.51967369
1,9061.00000501 !.20407464
2,279 0.0000007k 17269948
22,791 0000002335.27131177
1,0041.0000008214.0139615
3,197 1.00000037 1.80976283
1,845 0.00003351.30396512
1,854 000000257 5.17418975
828 0.0000238 1.64582498
2,070 000000824 1.00909531
993 1.00000526!. 15537953
10,040,002000000981 5.83469338
2,276 000000587 1.34824102
2,274 000000175 5.55847986
1,809 0.00001621.03049932
1,642 0.00000155.41004545
2,1611.000001095.72933286
2,1951.000001475.43024816
941 0000002995.02282226
12,861 1.000001645.32081432
2,302 0.00000115.72020038
1,1541.000001945.15282258
2,009 1.00000283 !.77523385
8941.000001795.23329494
1,902 1.00000224 5.00903469
2,135 1.00000208 5.08314266
21,351 1.00000547!.11623194
892 1.00000679 1.90005962
1,141 1.00000529!.14969231
1,989 0.00000195.17365667
1,0211.000000245.24366216
975 0.00001041.47370475
2,103 1.00000035 1.86533268
2,013 1.00000305 !.70036897
2,0111.000001095.72933286
10,040,004 000000173 5.56997424
2,278 000000397 1.73932956
632 0.00001391.18362172
7311.000001265.58439884
4 5 67
hh hh LN
l-l- bUDlu #/mmRtll #/mmRtll
63,2541.00000411 !.40208753
2,095 1.00000326 !.63378336
1,606 000000424 1.67353238
1,310 000000711M5659341
879,456 1.00000218 5.03618568
1,841 000000724k 13847444
1,597 1.00000153 5.39024282
1,835 000000264 5.14724665
2,170 000000235 5.26167537
1,244 000000666 1.22136671
735 0.00000035.01965733
1,1890000001645.62339941
1,19000000036814.8151829
1,654 000000662 1.22800028
1,832 000000582 1.35679539
1,833 000000612 1.30653355
2,088 000000829 1.00304568
845 1.00000031 1.98669354
734 000000536 1.43822219
7360000002975.03035251
5241.000001655.31473527
8 9 10 11
Dry b Dry b Dry b LN
fiuhin #/mmRtn #/mmRtn
995 000000389 1.75968649
1,563 000000383 1.77523085
550,002 000000659 1.23232537
1,942 0.00000015.11809565
698 000000372 1.80437198
2,021 0000008545.97333464
8,761 0.0000233 10.6670572
8,761 0.00001461.13448903
2,022 1.00000399 !.43171933
1,249 000000114 5.98706739
1,349 000000712 M 5518793
1,7351.000001255.59121087
1,734 000000453 1.60703545
1,060 000000743 k11256979
1,060 000000743 k11256979
1,6110000002015.41996093
1,0520000001185.95258121
1,4880000001115.01373564
1,938 1.00000175 5.25589477
1,133 000000375 1.79509003
1,1290000001145.98568872
2,206 0.00000035.01948336
1,398 000000303 5.00953303
1,568000000201 5.41996093
1,726 000000188 5.48682387
94700000072916.4341772
1,909 000000608 5.61567605
1,507 000000236 5.25943403
5600000000825.31654659
5650000007765.37169841
134,611 1.000001395.48620681
1,346,111 0000009775.83877918
13,461 00000034214.8884551
1,346 000000333 1.91512335
1,449000000371 1.80706377
12 13 14
wet b wet b wet b LN
fiuhin #/mmRtn #/mmRtn
1,330 0.00001321.23529373
1,738 1.00000245 !.91942253
1,743 1.00000315 '.66810811
994 000000487 1.53500171
18,261 1.00000547!.11623194
1,826 1.00000368 !.51259781
1,6371.000002015.11737584
1,638 1.00000248 -12.907252
1,1171.00000507!.19216974
1,1181.0000025512.8794172
1,1191.00000353 !.55421269
2,319 1.00000029 5.05338491
2,055 0.0000037 !.50717774
900 000000728 k 13296479
966 0.0000231 1.67567794
1,6470000001335.83291671
1,648000000201 5.41996093
2,259 000000258 5.17030625
1,177 1.00000352 !.55704957
1,2760000001855.50291001
1,1201.000001995.12737592
1,972 000000405 '.02196386
1,176 000000832 13.9994334
23,151 0000004635.88812388
23,152 000000234 '.57052981
23,153 000000825 5.31046754
2,315 000000478 16.8562402
1,51500000024715.2138775
1,915 0.00000145.47903832
1,558 1.00000287 !.76119853
1,3071.000001415.47192085
1,327 000000293 5.04309323
2,239 000000632 1.27437644
1,185 000000649 1.24783312
1,187000000568k38114442
541 1.00000352 !.55704957
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 1
Rosner's Outlier Test for ESP LN#/mmBtu
Mean -12.93
Standard Deviation 1.705
Number of data 45
Number of suspected outliers 1
Potential Obs.
# Mean sd outlier Number
1 -12.93 1.686 -8.199 1
Test Critical Critical
value value (5%) value (1%)
2.808 3.09 3.44
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for FF LN #/mmBtu
Number of data = 21
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -12.40208753 is a Potential Outlier (Uppe
Test Statistic: 0.231
For 10% significance level, -12.40208753 is not an outlier.
For 5% significance level, -12.40208753 is not an outlier.
For 1% significance level, -12.40208753 is not an outlier.
2. Data Value -15.62339941 is a Potential Outlier (Lower
Test Statistic: 0.184
For 10% significance level, -15.62339941 is not an outlier.
For 5% significance level, -15.62339941 is not an outlier.
For 1% significance level, -15.62339941 is not an outlier.
Rosner's Outlier Test for Dry S LN #/mmBtu
Mean -14.71
-------
Standard Deviation 1.376
Number of data 35
Number of suspected outliers 1
Potential Obs.
# Mean sd outlier Number
1 -14.71 1.356 -10.67 7
Test Critical Critical
value value (5%) value (1%)
2.979 2.98 3.32
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for Wet S LN #/mmBtu
Mean -13.99
Standard Deviation 1.709
Number of data 36
Number of suspected outliers 1
Potential Obs.
# Mean sd outlier Number
1 -13.99 1.685 -17.57 25
Test Critical Critical
value value (5%) value (1%)
2.124 2.99 3.33
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Greater Than or Equal to Background Mean (Form 2)
Alternative Hypothesis Site or AOC Mean Less Than the Background Mean
Area of Concern Data: ESP #/mmBtu
Background Data: FF #/mmBtu
Raw Statistics
Site
Number of Valid Observations 45
Number of Distinct Observations 44
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
1.7300E-7 1.6400E-7
2.7500E-4 4.1100E-6
1.2469E-5 9.7210E-7
1.9000E-6 6.1200E-7
4.1184E-5 1.0448E-6
6.1393E-6 2.2799E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background >= 0
t-Test
Value
1.274
1.871
Critical
t (0.050) P-Value
-1.669 0.896
-1.680 0.966
Method DF
Pooled (Equal Variance) 64
Welch-Satterthwaite (Unequal Vari 44.1
Pooled SD: 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site >= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site >= Background
Test of Equality of Variances
Variance of Site 1.6961E-9
Variance of Background 1.092E-12
Numerator DF Denominator DF
44 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
1553.794
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Greater Than or Equal to Background Mean (Form 2)
Alternative Hypothesis Site or AOC Mean Less Than the Background Mean
Area of Concern Data: FF #/mmBtu
Background Data: Dry S #/mmBtu
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
32
1.6400E-7 6.0800E-8
4.1100E-6 2.3300E-5
9.7210E-7 1.6076E-6
6.1200E-7 3.7100E-7
1.0448E-6 4.5160E-6
2.2799E-7 7.6334E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background >= 0
t-Test
Value
-0.633
-0.798
Critical
t (0.050) P-Value
-1.674 0.265
-1.684 0.215
Method DF
Pooled (Equal Variance) 54
Welch-Satterthwaite (Unequal Vari 39.8
Pooled SD: 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site >= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site >= Background
Test of Equality of Variances
Variance of Site 1.092E-12
Variance of Background 2.039E-11
Numerator DF Denominator DF
34 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
18.683
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Greater Than or Equal to Background Mean (Form 2)
Alternative Hypothesis Site or AOC Mean Less Than the Background Mean
Area of Concern Data: FF #/mmBtu
Background Data: Wet S #/mmBtu
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
36
35
1.6400E-7 2.3400E-8
4.1100E-6 2.3100E-5
9.7210E-7 2.5234E-6
6.1200E-7 1.1160E-6
1.0448E-6 4.3111E-6
2.2799E-7 7.1851E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background >= 0
t-Test
Value
-1.616
-2.058
Critical
t (0.050) P-Value
-1.673 0.056
-1.682 0.023
Method DF
Pooled (Equal Variance) 55
Welch-Satterthwaite (Unequal Vari 41.7
Pooled SD: 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site >= Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site < Background
Test of Equality of Variances
Variance of Site 1.092E-12
Variance of Background 1.859E-11
Numerator DF Denominator DF
35 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
17.026
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Greater Than or Equal to Background Mean (Form 2)
Alternative Hypothesis Site or AOC Mean Less Than the Background Mean
Area of Concern Data: Dry S #/mmBtu
Background Data: Wet S #/mmBtu
Raw Statistics
Site Background
Number of Valid Observations 35 36
Number of Distinct Observations 32 35
Minimum 6.0800E-8 2.3400E-8
Maximum 2.3300E-5 2.3100E-5
Mean 1.6076E-6 2.5234E-6
Median 3.7100E-7 1.1160E-6
SD 4.5160E-6 4.3111E-6
SE of Mean 7.6334E-7 7.1851E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background >= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 69 -0.874 -1.667 0.193
Welch-Satterthwaite (Unequal Vari 68.6 -0.874 -1.667 0.193
Pooled SD: 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site >= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site >= Background
Test of Equality of Variances
Variance of Site 2.039E-11
Variance of Background 1.859E-11
Numerator DF Denominator DF F-Test Value P-Value
34 35 1.097 0.785
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
-8.00
Lognormal Q-Q Plot for ESP #/mmBtu
-9.00 -
-10.00-
BB
-11.00-
tfi
c
o
"•5
(0
^
13
O
•o
£
a)
-12.00-
-13.00-
-14.00-
-15.00-
B B
-16.00-
Theoretical Quantiles (Standard Normal)
-a- ESP #/mmBtu
ESP #/mmBtu
n = 45
Mean = -12.93
Sd = 1.705
Slope = 1.71
Intercept = -12.93
Correlation, R = 0.983
Shapiro-Wilk Test
Exact Test Statistic = 0.959
Critical Value(O.OS) = 0.945
Data Appear Lognormal
Approx. Test Value = 0.959
p-Value = 0.175
-------
-12.40
-12.50-
-12.60-
-12.70-
-12.80-
-12.90-
-13.00-
-13.10-
-13.20-
-13.30-
-13.40-
-13.50-
-13.60-
-13.70-
-13.80-
§ -13.90-
« -14.00-
0) -14.10-
Lognormal Q-Q Plot for FF #/mmBtu
~O -14.30-
0) -14.40-
"S
O -14.50-
-14.60-
-14.70-
-14.80-
-14.90-
-15.00-
-15.10-
-15.20-
-15.30-
-15.40-
-15.50-
-15.60-
-15.70-
-15.80-
-15.90-
Theoretical Quantiles (Standard Normal)
-v- FF #/mmBtu
FF #/mmBtu
n = 21
Mean = -14.25
Sd = 0.872
Slope = 0.881
Intercept = -14.25
Correlation, R = 0.975
Shapiro-Wilk Test
Exact Test Statistic = 0.945
Critical Value(O.OS) = 0.908
Data Appear Lognormal
Approx. Test Value = 0.945
p-Value = 0.273
-------
-10.60
-10.80-
-11.00-
-11.20-
-11.40 -
-11.60-
-11.80-
-12.00-
-12.20-
-12.40-
-12.60-
-12.80-
-13.00-
-13.20-
(0
O -13.40-
5 -13.60-
% -13.80-1
&
O -14.00-
•a
0) -14.20-
•D -14.40-
-14.60-
-14.80-
-15.00-
-15.20-
-15.40-
-15.60-
-15.80-
-16.00-
-16.20-
-16.40-
-16.60-
-16.80-
-17.00-
-17.20
Lognormal Q-Q Plot for Dry S #/mmBtu
Dry S #/mmBtu
n = 35
Mean = -14.71
Sd = 1.376
Slope = 1.344
Intercept = -14.71
Correlation, R = 0.953
Shapiro-Wilk Test
Exact Test Statistic = 0.908
Critical Value(O.OS) = 0.934
Data Not Lognormal
Approx. Test Value = 0.908
p-Value = 0.00689
Theoretical Quantiles (Standard Normal)
-a- Dry S #/mmBtu
-------
-10.60
-10.80-
-11.00-
-11.20-
-11.40 -
-11.60-
-11.80-
-12.00-
-12.20-
-12.40-
-12.60-
-12.80-
-13.00-
-13.20-
-13.40-
-13.60-
(0
g -13.80-
•S -14.00 -
Lognormal Q-Q Plot for Wet S #/mmBtu
CO
-14.20-
-14.40-
^h«
^ -14.60-
•a
£ -14.80-
(1)
•O -15.00-
O -15.20-
-15.40-
-15.60-
-15.80-
-16.00-
-16.20-
-16.40-
-16.60-
-16.80-
-17.00-
-17.20-
-17.40-
-17.60-
-17.80-
-18.00-
-18.20-
B B
Theoretical Quantiles (Standard Normal)
-v- Wet S #/mmBtu
Wet S #/mmBtu
n = 36
Mean = -13.99
Sd = 1.709
Slope = 1.72
Intercept = -13.99
Correlation, R = 0.983
Shapiro-Wilk Test
Exact Test Statistic = 0.957
Critical Value(O.OS) = 0.935
Data Appear Lognormal
Approx. Test Value = 0.957
p-Value = 0.228
-------
Histograms for FF #/mmBtu, Wet S
a)
3
&
a)
FF#/mmBtu
WetS#/mmBtu
Dry S #/mmBtu
ESP#/mmBtu
-------
Coal Fired Utility Boiler
Beryllium Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Beryllium Emissions Factor are
presented on the following page with three sets of columns. The left set of columns contains
data from all facilities and presents SCC, Submital ID, emissions factors, the natural log of the
emissions factor and the control measure employed. The middle set of columns contains the
same information but excludes the one data set which was identified as a potential outlier.
The right set of columns contains the same information but excluding the potential outlier
data and boilers with ESP control. The site specific emissions factors presented are as
determined using the f factor method rather than the emissions factor determined by
dividing the hourly emissions by the coal feed and associated proximate analysis. Subsequent
pages provide the assessments as performed using EPA's statistical software ProUCL. The
assessments provide support for the development of a separate national emissions factors
for ESP, and for combining data for Fabric Filter, Dry Scrubbing and Wet Scrubbing controls.
Separate emissions factors were developed since there is a statistical difference between ESP
and Fabric Filter controls. A combined factor for Fabric Filter, Dry Scrubbing controls and Wet
Scrubbing controls are supported by analyses that show that there is no significant difference
in the average emissions factors for these categories.
The resulting calculated arsenic emissions factors are:
ESP controls
Fabric Filter, Dry Scrubbing &
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
4.16xlO'7
1.18 x 10 7
Number of
Supporting Tests
43
87
Quality Indicator
Highly Representative
Highly Representative
-------
Beryllium Emissions Test Data
All Data
submittal |b/ LN
SCC ID mmBtuO2 #/mmBtu Controls
10100201 902 6.82E-07 -14.1982 ESP
10100201 903 2.60E-06 -12.86 ESP
10100202 1154 1.37E-07 -15.8033 ESP
10100202 1902 4.56E-08 -16.9034 ESP
10100202 2276 1.02E-07 -16.0983 ESP
10100202 1636 1.25E-06 -13.5924 ESP
10100202 1906 2.95E-07 -15.0363 ESP
10100202 1845 1.04E-06 -13.7763 ESP
10100202 10040002 1.87E-07 -15.4922 ESP
10100202 1004 1.20E-07 -15.9358 ESP
10100202 2195 3.66E-07 -14.8206 ESP
10100202 1471 2.39E-07 -15.2468 ESP
10100202 993 9.09E-07 -13.9109 ESP
10100202 979 9.51E-08 -16.1683 ESP
10100202 975 1.17E-06 -13.6585 ESP
10100202 1989 2.68E-07 -15.1323 ESP
10100202 2161 4.99E-08 -16.8132 ESP
10100203 894 4.98E-08 -16.8153 ESP
10100203 892 4.96E-07 -14.5167 ESP
10100203 1809 1.04E-06 -13.7763 ESP
10100204 1111 2.22E-06 -13.018 ESP
10100204 1113 2.92E-07 -15.0465 ESP
10100211 1642 2.23E-07 -15.3161 ESP
10100212 1021 5.99E-08 -16.63 ESP
10100212 3197 3.10E-08 -17.2893 ESP
10100212 2103 2.01E-07 -15.42 ESP
10100212 2279 1.64E-08 -17.9267 ESP
10100212 22791 2.24E-08 -17.6122 ESP
10100212 632 6.57E-07 -14.2356 ESP
10100212 731 9.20E-08 -16.201 ESP
10100222 2013 3.24E-07 -14.9425 ESP
10100222 2011 1.87E-07 -15.4922 ESP
10100222 21351 2.87E-07 -15.0638 ESP
10100222 2135 2.65E-07 -15.1435 ESP
10100222 2274 5.62E-08 -16.6943 ESP
10100222 1854 1.65E-09 -20.2225 ESP
10100222 10040004 3.18E-08 -17.2638 ESP
10100223 2009 2.35E-07 -15.2637 ESP
Data less Potential Outlier
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100201 902 6.82E-07 -14.1982 ESP
10100201 903 2.60E-06 -12.86 ESP
10100202 1154 1.37E-07 -15.8033 ESP
10100202 1902 4.56E-08 -16.9034 ESP
10100202 2276 1.02E-07 -16.0983 ESP
10100202 1636 1.25E-06 -13.5924 ESP
10100202 1906 2.95E-07 -15.0363 ESP
10100202 1845 1.04E-06 -13.7763 ESP
10100202 10040002 1.87E-07 -15.4922 ESP
10100202 1004 1.20E-07 -15.9358 ESP
10100202 2195 3.66E-07 -14.8206 ESP
10100202 1471 2.39E-07 -15.2468 ESP
10100202 993 9.09E-07 -13.9109 ESP
10100202 979 9.51 E-08 -16.1683 ESP
10100202 975 1.17E-06 -13.6585 ESP
10100202 1989 2.68E-07 -15.1323 ESP
10100202 2161 4.99E-08 -16.8132 ESP
10100203 894 4.98E-08 -16.8153 ESP
10100203 892 4.96E-07 -14.5167 ESP
10100203 1809 1.04E-06 -13.7763 ESP
10100204 1111 2.22E-06 -13.018 ESP
10100204 1113 2.92E-07 -15.0465 ESP
10100211 1642 2.23E-07 -15.3161 ESP
10100212 1021 5.99E-08 -16.63 ESP
10100212 3197 3.10E-08 -17.2893 ESP
10100212 2103 2.01E-07 -15.42 ESP
10100212 2279 1.64E-08 -17.9267 ESP
10100212 22791 2.24E-08 -17.6122 ESP
10100212 632 6.57E-07 -14.2356 ESP
10100212 731 9.20E-08 -16.201 ESP
10100222 2013 3.24E-07 -14.9425 ESP
10100222 2011 1.87E-07 -15.4922 ESP
10100222 21351 2.87E-07 -15.0638 ESP
10100222 2135 2.65E-07 -15.1435 ESP
10100222 2274 5.62E-08 -16.6943 ESP
10100222 10040004 3.18E-08 -17.2638 ESP
10100223 2009 2.35E-07 -15.2637 ESP
10100223 2302 6.87E-08 -16.4935 ESP
Data less ESP & Potential Outliers
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100202 2095 5.17E-08 -16.7778 FF
10100202 1597 3.85E-08 -17.0726 FF
10100202 1244 1.67E-07 -15.6077 FF
10100202 1606 4.95E-08 -16.8213 FF
10100202 735 7.50E-08 -16.406 FF
10100202 63254 2.14E-07 -15.3573 FF
10100202 1189 1.07E-08 -18.353 FF
10100202 1190 1.76E-08 -17.8554 FF
10100202 1654 1.88E-08 -17.7894 FF
10100202 734 1.34E-07 -15.8245 FF
10100202 736 7.42E-08 -16.4166 FF
10100218 1310 4.84E-07 -14.5412 FF
10100218 2088 1.37E-07 -15.8033 FF
10100218 524 6.20E-08 -16.5961 FF
10100221 2170 5.89E-08 -16.648 FF
10100221 1835 6.60E-08 -16.5335 FF
10100222 1832 1.46E-07 -15.7397 FF
10100222 1833 1.53E-07 -15.6928 FF
10100222 1841 3.59E-08 -17.1425 FF
10100222 879456 3.09E-07 -14.9899 FF
10100222 845 4.24E-08 -16.9761 FF
10100202 1133 3.22E-09 -19.5544 Dry
10100202 1129 2.85E-08 -17.372 Dry
10100202 1942 2.46E-08 -17.5205 Dry
10100202 1611 5.03E-08 -16.8053 Dry
10100202 1909 5.89E-08 -16.6474 Dry
10100202 560 1.69E-08 -17.896 Dry
10100202 2021 1.29E-07 -15.8635 Dry
10100202 1249 1.17E-08 -18.2637 Dry
10100202 1563 9.26E-08 -16.195 Dry
10100202 1488 4.39E-09 -19.2439 Dry
10100202 1507 5.56E-08 -16.7051 Dry
10100202 550002 2.00E-06 -13.1224 Dry
10100202 8761 6.02E-08 -16.6256 Dry
10100202 8761 1.57E-08 -17.9696 Dry
10100202 947 1.11E-08 -18.3163 Dry
10100202 698 9.78E-08 -16.1403 Dry
10100202 2022 7.67E-07 -14.0808 Dry
-------
Beryllium Emissions Test Data
All Data
submittal |b/ LN
SCC ID mmBtuO2 #/mmBtu Controls
10100223 2302 6.87E-08 -16.4935 ESP
10100223 2070 2.02E-08 -17.7176 ESP
10100223 828 8.88E-07 -13.9343 ESP
10100223 12861 2.41E-07 -15.2385 ESP
10100226 1141 2.44E-07 -15.2261 ESP
10100226 2278 8.28E-08 -16.3068 ESP
10100202 2095 5.17E-08 -16.7778 FF
10100202 1597 3.85E-08 -17.0726 FF
10100202 1244 1.67E-07 -15.6077 FF
10100202 1606 4.95E-08 -16.8213 FF
10100202 735 7.50E-08 -16.406 FF
10100202 63254 2.14E-07 -15.3573 FF
10100202 1189 1.07E-08 -18.353 FF
10100202 1190 1.76E-08 -17.8554 FF
10100202 1654 1.88E-08 -17.7894 FF
10100202 734 1.34E-07 -15.8245 FF
10100202 736 7.42E-08 -16.4166 FF
10100218 1310 4.84E-07 -14.5412 FF
10100218 2088 1.37E-07 -15.8033 FF
10100218 524 6.20E-08 -16.5961 FF
10100221 2170 5.89E-08 -16.648 FF
10100221 1835 6.60E-08 -16.5335 FF
10100222 1832 1.46E-07 -15.7397 FF
10100222 1833 1.53E-07 -15.6928 FF
10100222 1841 3.59E-08 -17.1425 FF
10100222 879456 3.09E-07 -14.9899 FF
10100222 845 4.24E-08 -16.9761 FF
10100202 1133 3.22E-09 -19.5544 Dry
10100202 1129 2.85E-08 -17.372 Dry
10100202 1942 2.46E-08 -17.5205 Dry
10100202 1611 5.03E-08 -16.8053 Dry
10100202 1909 5.89E-08 -16.6474 Dry
10100202 560 1.69E-08 -17.896 Dry
10100202 2021 1.29E-07 -15.8635 Dry
10100202 1249 1.17E-08 -18.2637 Dry
10100202 1563 9.26E-08 -16.195 Dry
10100202 1488 4.39E-09 -19.2439 Dry
10100202 1507 5.56E-08 -16.7051 Dry
Data less Potential Outlier
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100223 2070 2.02E-08 -17.7176 ESP
10100223 828 8.88E-07 -13.9343 ESP
10100223 12861 2.41 E-07 -15.2385 ESP
10100226 1141 2.44E-07 -15.2261 ESP
10100226 2278 8.28E-08 -16.3068 ESP
10100202 2095 5.17E-08 -16.7778 FF
10100202 1597 3.85E-08 -17.0726 FF
10100202 1244 1.67E-07 -15.6077 FF
10100202 1606 4.95E-08 -16.8213 FF
10100202 735 7.50E-08 -16.406 FF
10100202 63254 2.14E-07 -15.3573 FF
10100202 1189 1.07E-08 -18.353 FF
10100202 1190 1.76E-08 -17.8554 FF
10100202 1654 1.88E-08 -17.7894 FF
10100202 734 1.34E-07 -15.8245 FF
10100202 736 7.42E-08 -16.4166 FF
10100218 1310 4.84E-07 -14.5412 FF
10100218 2088 1.37E-07 -15.8033 FF
10100218 524 6.20E-08 -16.5961 FF
10100221 2170 5.89E-08 -16.648 FF
10100221 1835 6.60E-08 -16.5335 FF
10100222 1832 1.46E-07 -15.7397 FF
10100222 1833 1.53E-07 -15.6928 FF
10100222 1841 3.59E-08 -17.1425 FF
10100222 879456 3.09E-07 -14.9899 FF
10100222 845 4.24E-08 -16.9761 FF
10100202 1133 3.22E-09 -19.5544 Dry
10100202 1129 2.85E-08 -17.372 Dry
10100202 1942 2.46E-08 -17.5205 Dry
10100202 1611 5.03E-08 -16.8053 Dry
10100202 1909 5.89E-08 -16.6474 Dry
10100202 560 1.69E-08 -17.896 Dry
10100202 2021 1.29E-07 -15.8635 Dry
10100202 1249 1.17E-08 -18.2637 Dry
10100202 1563 9.26E-08 -16.195 Dry
10100202 1488 4.39E-09 -19.2439 Dry
10100202 1507 5.56E-08 -16.7051 Dry
10100202 550002 2.00E-06 -13.1224 Dry
Data less ESP & Potential Outliers
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100203 1735 1.04E-07 -16.0765 Dry
10100203 1734 1.66E-07 -15.6083 Dry
10100203 1052 2.04E-08 -17.7077 Dry
10100205 1349 1.59E-08 -17.9569 Dry
10100205 1346 1.55E-07 -15.6798 Dry
10100205 13461 8.96E-08 -16.2279 Dry
10100205 134611 3.95E-07 -14.7444 Dry
10100205 1346111 1.78E-07 -15.5415 Dry
10100212 565 1.49E-08 -18.0219 Dry
10100218 1563 7.76E-08 -16.3717 Dry
10100218 1563 8.46E-08 -16.2853 Dry
10100222 1568 4.85E-08 -16.8417 Dry
10100222 1449 3.07E-08 -17.299 Dry
10100222 1726 3.28E-08 -17.2328 Dry
10100222 2206 4.54E-09 -19.2103 Dry
10100226 1398 7.41 E-08 -16.4179 Dry
10100226 1938 7.99E-08 -16.3421 Dry
10100201 2319 4.14E-08 -17 Wet
10100202 1176 1.51E-07 -15.706 Wet
10100202 1972 6.16E-09 -18.9052 Wet
10100202 1915 1.78E-08 -17.8441 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1118 9.45E-09 -18.4773 Wet
10100202 1119 1.01E-08 -18.4107 Wet
10100202 2239 1.57E-08 -17.9696 Wet
10100202 1330 1.51E-07 -15.706 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1637 4.31E-08 -16.9597 Wet
10100202 1638 4.33E-08 -16.9551 Wet
10100202 1826 2.04E-07 -15.4051 Wet
10100202 2055 4.38E-08 -16.9436 Wet
10100202 18261 2.87E-07 -15.0638 Wet
10100202 966 4.88E-07 -14.533 Wet
10100202 1738 1.94E-08 -17.758 Wet
10100202 1743 2.92E-08 -17.3491 Wet
10100202 1185 1.62E-07 -15.6357 Wet
10100202 1187 1.42E-07 -15.7674 Wet
10100202 1515 6.16E-08 -16.6026 Wet
-------
Beryllium Emissions Test Data
All Data
submittal |b/ LN
SCC ID mmBtuO2 #/mmBtu Controls
10100202 550002 2.00E-06 -13.1224 Dry
10100202 8761 6.02E-08 -16.6256 Dry
10100202 8761 1.57E-08 -17.9696 Dry
10100202 947 1.11E-08 -18.3163 Dry
10100202 698 9.78E-08 -16.1403 Dry
10100202 2022 7.67E-07 -14.0808 Dry
10100203 1735 1.04E-07 -16.0765 Dry
10100203 1734 1.66E-07 -15.6083 Dry
10100203 1052 2.04E-08 -17.7077 Dry
10100205 1349 1.59E-08 -17.9569 Dry
10100205 1346 1.55E-07 -15.6798 Dry
10100205 13461 8.96E-08 -16.2279 Dry
10100205 134611 3.95E-07 -14.7444 Dry
10100205 1346111 1.78E-07 -15.5415 Dry
10100212 565 1.49E-08 -18.0219 Dry
10100218 1563 7.76E-08 -16.3717 Dry
10100218 1563 8.46E-08 -16.2853 Dry
10100222 1568 4.85E-08 -16.8417 Dry
10100222 1449 3.07E-08 -17.299 Dry
10100222 1726 3.28E-08 -17.2328 Dry
10100222 2206 4.54E-09 -19.2103 Dry
10100226 1398 7.41E-08 -16.4179 Dry
10100226 1938 7.99E-08 -16.3421 Dry
10100201 2319 4.14E-08 -17 Wet
10100202 1176 1.51E-07 -15.706 Wet
10100202 1972 6.16E-09 -18.9052 Wet
10100202 1915 1.78E-08 -17.8441 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1118 9.45E-09 -18.4773 Wet
10100202 1119 1.01E-08 -18.4107 Wet
10100202 2239 1.57E-08 -17.9696 Wet
10100202 1330 1.51E-07 -15.706 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1637 4.31E-08 -16.9597 Wet
10100202 1638 4.33E-08 -16.9551 Wet
10100202 1826 2.04E-07 -15.4051 Wet
10100202 2055 4.38E-08 -16.9436 Wet
10100202 18261 2.87E-07 -15.0638 Wet
Data less Potential Outlier
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100202 8761 6.02E-08 -16.6256 Dry
10100202 8761 1.57E-08 -17.9696 Dry
10100202 947 1.11E-08 -18.3163 Dry
10100202 698 9.78E-08 -16.1403 Dry
10100202 2022 7.67E-07 -14.0808 Dry
10100203 1735 1.04E-07 -16.0765 Dry
10100203 1734 1.66E-07 -15.6083 Dry
10100203 1052 2.04E-08 -17.7077 Dry
10100205 1349 1.59E-08 -17.9569 Dry
10100205 1346 1.55E-07 -15.6798 Dry
10100205 13461 8.96E-08 -16.2279 Dry
10100205 134611 3.95E-07 -14.7444 Dry
10100205 1346111 1.78E-07 -15.5415 Dry
10100212 565 1.49E-08 -18.0219 Dry
10100218 1563 7.76E-08 -16.3717 Dry
10100218 1563 8.46E-08 -16.2853 Dry
10100222 1568 4.85E-08 -16.8417 Dry
10100222 1449 3.07E-08 -17.299 Dry
10100222 1726 3.28E-08 -17.2328 Dry
10100222 2206 4.54E-09 -19.2103 Dry
10100226 1398 7.41 E-08 -16.4179 Dry
10100226 1938 7.99E-08 -16.3421 Dry
10100201 2319 4.14E-08 -17 Wet
10100202 1176 1.51E-07 -15.706 Wet
10100202 1972 6.16E-09 -18.9052 Wet
10100202 1915 1.78E-08 -17.8441 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1118 9.45E-09 -18.4773 Wet
10100202 1119 1.01E-08 -18.4107 Wet
10100202 2239 1.57E-08 -17.9696 Wet
10100202 1330 1.51E-07 -15.706 Wet
10100202 1117 1.45E-08 -18.0491 Wet
10100202 1637 4.31E-08 -16.9597 Wet
10100202 1638 4.33E-08 -16.9551 Wet
10100202 1826 2.04E-07 -15.4051 Wet
10100202 2055 4.38E-08 -16.9436 Wet
10100202 18261 2.87E-07 -15.0638 Wet
10100202 966 4.88E-07 -14.533 Wet
Data less ESP & Potential Outliers
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100202 541 1.23E-07 -15.9111 Wet
10100211 900 1.85E-08 -17.8055 Wet
10100212 1647 4.21 E-09 -19.2858 Wet
10100212 1648 9.55E-09 -18.4667 Wet
10100212 1177 2.06E-07 -15.3954 Wet
10100222 2259 6.44E-08 -16.5582 Wet
10100223 1307 2.68E-07 -15.1323 Wet
10100223 1327 7.31 E-08 -16.4314 Wet
10100224 1120 4.78E-08 -16.8562 Wet
10100226 1558 1.13E-07 -15.9959 Wet
10300222 1276 1.20E-08 -18.2384 Wet
-------
Beryllium Emissions Test Data
All Data
submittal |b/ LN
SCC ID mmBtuO2 #/mmBtu Controls
10100202 966 4.88E-07 -14.533 Wet
10100202 1738 1.94E-08 -17.758 Wet
10100202 1743 2.92E-08 -17.3491 Wet
10100202 1185 1.62E-07 -15.6357 Wet
10100202 1187 1.42E-07 -15.7674 Wet
10100202 1515 6.16E-08 -16.6026 Wet
10100202 541 1.23E-07 -15.9111 Wet
10100211 900 1.85E-08 -17.8055 Wet
10100212 1647 4.21E-09 -19.2858 Wet
10100212 1648 9.55E-09 -18.4667 Wet
10100212 1177 2.06E-07 -15.3954 Wet
10100222 2259 6.44E-08 -16.5582 Wet
10100223 1307 2.68E-07 -15.1323 Wet
10100223 1327 7.31 E-08 -16.4314 Wet
10100224 1120 4.78E-08 -16.8562 Wet
10100226 1558 1.13E-07 -15.9959 Wet
10300222 1276 1.20E-08 -18.2384 Wet
Data less Potential Outlier
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
10100202 1738 1.94E-08 -17.758 Wet
10100202 1743 2.92E-08 -17.3491 Wet
10100202 1185 1.62E-07 -15.6357 Wet
10100202 1187 1.42E-07 -15.7674 Wet
10100202 1515 6.16E-08 -16.6026 Wet
10100202 541 1.23E-07 -15.9111 Wet
10100211 900 1.85E-08 -17.8055 Wet
10100212 1647 4.21 E-09 -19.2858 Wet
10100212 1648 9.55E-09 -18.4667 Wet
10100212 1177 2.06E-07 -15.3954 Wet
10100222 2259 6.44E-08 -16.5582 Wet
10100223 1307 2.68E-07 -15.1323 Wet
10100223 1327 7.31 E-08 -16.4314 Wet
10100224 1120 4.78E-08 -16.8562 Wet
10100226 1558 1.13E-07 -15.9959 Wet
10300222 1276 1.20E-08 -18.2384 Wet
Data less ESP & Potential Outliers
submittal |b/ LN#/
SCC ID mmBtuO2 mmBtu Controls
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -16.82
Standard Deviation 1.394
Number of data 34
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-16.82
-16.93
-17.02
-16.94
-16.86
sd
1.373
1.25
1.159
1.08
1.009
Potential
outlier
-13.12
-14.08
-19.55
-19.24
-19.21
Obs.
Number
12
17
1
10
32
Test Critical Critical
value value (5%) value (1%)
2.693 2.97 3.3
2.281 2.95 3.29
2.186 2.94 3.27
2.133 2.91 3.25
2.327 2.91 3.24
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -15.55
Standard Deviation 1.466
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.55
-15.44
-15.5
-15.56
-15.51
sd
1.449
1.292
1.242
1.193
1.146
Potential
outlier
-20.22
-12.86
-13.02
-17.93
-17.72
Obs.
Number
36
2
21
27
40
Test Critical Critical
value value (5%) value (1%)
3.224 3.08 3.43
1.999 3.07 3.41
2.002 3.06 3.4
1.98 3.05 3.39
1.931 3.04 3.38
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -20.22 is a Potential Statistical Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN #/mmBtu (ff)
-------
Number of data = 21
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -14.54118093 is a Potential Outlier (Uppe
Test Statistic: 0.251
For 10% significance level, -14.54118093 is not an outlier.
For 5% significance level, -14.54118093 is not an outlier.
For 1% significance level, -14.54118093 is not an outlier.
2. Data Value -18.3530221 is a Potential Outlier (Lower"
Test Statistic: 0.188
For 10% significance level, -18.3530221 is not an outlier.
For 5% significance level, -18.3530221 is not an outlier.
For 1% significance level, -18.3530221 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -16.91
Standard Deviation 1.267
Number of data 32
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-16.91
-16.99
-16.91
-16.84
-16.91
sd
1.247
1.21
1.151
1.107
1.072
Potential
outlier
-14.53
-19.29
-18.91
-15.06
-15.13
Obs.
Number
16
24
3
15
28
Test Critical Critical
value value (5%) value (1%)
1.908 2.94 3.27
1.9 2.92 3.25
1.732 2.91 3.24
1.607 2.89 3.22
1.655 2.88 3.2
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: trim lb/mmBtuO2(esp)
Background Data: trim lb/mmBtuO2(rf)
Raw Statistics
ESP
Number of Valid Observations 43
Number of Distinct Observations 41
Minimum
Maximum
Mean
Median
SD
SE of Mean
Fabric Filter
21
21
1.6400E-8 1.0700E-8
2.6000E-6 4.8400E-7
4.1597E-7 1.1168E-7
2.3500E-7 6.6000E-8
5.6094E-7 1.1319E-7
8.5543E-8 2.4700E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
62
48.6
t-Test
Value
2.452
3.418
Critical
t (0.050)
1.670
1.677
P-Value
0.009
0.001
Test of Equality of Variances
Variance of Site 3.147E-13
Variance of Background 1.281E-14
Numerator DF Denominator DF
42 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
24.559
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: trim lb/mmBtuO2(ff)
Background Data: trim lb/mmBtuO2(dry)
Raw Statistics
Fabric Filte Dry Scrubber
Number of Valid Observations 21 34
Number of Distinct Observations 21 34
Minimum 1.0700E-8 3.2200E-9
Maximum 4.8400E-7 2.0000E-6
Mean 1.1168E-7 1.4703E-7
Median 6.6000E-8 5.7250E-8
SD 1.1319E-7 3.5639E-7
SE of Mean 2.4700E-8 6.1121E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 53 -0.440 1.674 0.669
Welch-Satterthwaite (Unequal Vari 42.8 -0.536 1.681 0.703
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.281E-14
Variance of Background 1.270E-13
Numerator DF Denominator DF F-Test Value P-Value
33 20 9.914 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: trim lb/mmBtuO2(dry)
Background Data: trim lb/mmBtuO2(rf)
Raw Statistics
Dry Scrubbei Fabric Filter
Number of Valid Observations 34 21
Number of Distinct Observations 34 21
Minimum 3.2200E-9 1.0700E-8
Maximum 2.0000E-6 4.8400E-7
Mean 1.4703E-7 1.1168E-7
Median 5.7250E-8 6.6000E-8
SD 3.5639E-7 1.1319E-7
SE of Mean 6.1121E-8 2.4700E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.440
0.536
Critical
t (0.050) P-Value
1.674 0.331
1.681 0.297
Method DF
Pooled (Equal Variance) 53
Welch-Satterthwaite (Unequal Vari 42.8
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.270E-13
Variance of Background 1.281E-14
Numerator DF Denominator DF
33 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
9.914
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: trim lb/mmBtuO2(ff)
Background Data: trim lb/mmBtuO2(wet)
Raw Statistics
Fabric Filte Wet Scrubber
Number of Valid Observations 21 32
Number of Distinct Observations 21 30
Minimum 1.0700E-8 4.2100E-9
Maximum 4.8400E-7 4.8800E-7
Mean 1.1168E-7 9.0455E-8
Median 6.6000E-8 4.3550E-8
SD 1.1319E-7 1.0783E-7
SE of Mean 2.4700E-8 1.9062E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 51 0.687 1.675 0.248
Welch-Satterthwaite (Unequal Vari 41.4 0.680 1.683 0.250
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.281E-14
Variance of Background 1.163E-14
Numerator DF Denominator DF F-Test Value P-Value
20 31 1.102 0.789
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: trim lb/mmBtuO2(wet)
Background Data: trim lb/mmBtuO2(rf)
Raw Statistics
Wet Scrubber Fabric Filter
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
32
30
4.2100E-9
4.8800E-7
9.0455E-8
4.3550E-8
1.0783E-7
1.9062E-8
21
21
1.0700E-8
4.8400E-7
1.1168E-7
6.6000E-8
1.1319E-7
2.4700E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.687
-0.680
Critical
t (0.050) P-Value
1.675 0.752
1.683 0.750
Method DF
Pooled (Equal Variance) 51
Welch-Satterthwaite (Unequal Vari 41.4
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.163E-14
Variance of Background 1.281E-14
Numerator DF Denominator DF
20 31
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.102
P-Value
0.789
-------
Histograms for trim lb/mmBtuO2 (dry),...
o
c
o>
3
o-
a>
30-
28.
26.
24.
22-
20.
18.
16.
14-
12.
10.
8.
6-
4.
2.
0
| trim lb/mmBtuO2 (dry)
| trim lb/mmBtuO2 (esp)
| trim lb/mmBtuO2 (ff)
| trim lb/mmBtuO2 (wet)
-------
Histogram of Beryllium Test Data
I trim lbrtnmBtuQ2 (dry)
trim lb/rnmBtuO2 (esp)
|trimlbAnmBtuQ2(ff)
trim lbAnmBtu02 (wet)
-------
Histogram for Beryllium Data (FF. Dry Srubber & Wet Scrubber
60
Jtrim lbAnmBtuO2 xesp
-------
From File: C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Beryllium\Beryllium_Data.wst
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
trim lb/mmBtuO2 (dry) 34 3.2200E-9 2.0000E-6 1.4703E-7 5.7250E-8 1.270E-13 3.5639E-7 5.9970E-8 4.679 23.62 N/A
trim lb/mmBtuO2 (esp) 43 1.6400E-8 2.6000E-6 4.1597E-7 2.3500E-7 3.147E-13 5.6094E-7 2.4655E-7 2.433 6.446 N/A
trim lb/mmBtuO2 (ff) 21 1.0700E-8 4.8400E-7 1.1168E-7 6.6000E-8 1.281E-14 1.1319E-7 6.9978E-8 2.131 5.235 N/A
trim lb/mmBtuO2 (wet) 32 4.2100E-9 4.8800E-7 9.0455E-8 4.3550E-8 1.163E-14 1.0783E-7 4.8184E-8 2.018 4.899 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
trim lb/mmBtuO2 (dry) 34 4.4875E-9 1.1280E-8 1.5820E-8 1.7775E-8 5.7250E-8 9.6500E-8 1.1400E-7 1.7440E-7 5.2520E-7 1.5931E-6
trim lb/mmBtuO2 (esp) 43 2.3260E-8 3.4560E-8 5.7680E-8 7.5750E-8 2.3500E-7 4.3100E-7 6.7200E-7 1.0400E-6 1.2420E-6 2.4404E-6
trim lb/mmBtuO2 (ff) 21 1.7600E-8 1.8800E-8 3.8500E-8 4.2400E-8 6.6000E-8 1.4600E-7 1.5300E-7 2.1400E-7 3.0900E-7 4.4900E-7
trim lb/mmBtuO2 (wet) 32 7.9695E-9 9.6050E-9 1.4500E-8 1.5400E-8 4.3550E-8 1.4425E-7 1.5100E-7 2.0580E-7 2.7655E-7 4.2569E-7
-------
From File: C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Beryllium\Beryllium_Data.wst
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
trimlb/mmBtuO2xesp 87 3.2200E-9 2.0000E-6 1.1769E-7 5.8900E-8 5.653E-14 2.3777E-7 6.4047E-8 6.236 46.75 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
trimlb/mmBtuO2xesp 87 7.1470E-9 1.0940E-8 1.6100E-8 1.8650E-8 5.8900E-8 1.3550E-7 1.5100E-7 2.0920E-7 3.6920E-7 9.3962E-7
-------
Coal Fired Utility Boiler
Cadmium Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Cadmium Emissions Factor are
presented on the following page with two sets of columns. The left set of columns contains
data from all facilities and presents SCC, Submittal ID, emissions factors, the natural log of the
emissions factor and the control measure employed. The right set of columns contains the
same information but excluding boilers with ESP control. The site specific emissions factors
presented are as determined using the f factor method rather than the emissions factor
determined by dividing the hourly emissions by the coal feed and associated proximate
analysis. Subsequent pages provide the assessments as performed using EPA's statistical
software ProUCL. The assessments provide support for the development of a separate
national emissions factors for ESP, and for combining data for Fabric Filter, Dry Scrubbing and
Wet Scrubbing controls. Separate emissions factors were developed since there is a statistical
difference between ESP and Fabric Filter controls. A combined factor for Fabric Filter, Dry
Scrubbing controls and Wet Scrubbing controls are supported by analyses that show that
there is no significant difference in the average emissions factors for these categories.
The resulting calculated cadmium emissions factors are:
ESP controls
Fabric Filter, Dry Scrubbing &
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
3.81 x 10 7
2.20 x 10'7
Number of
Supporting Tests
44
91
Quality Indicator
Highly Representative
Highly Representative
-------
Cadmium Test Data
sec
10100226
10100222
10100202
10100203
10100203
10100226
10100202
10100205
10100222
10100202
10100202
10100218
10100218
10100205
10100202
10100202
10100222
10100202
10100205
10100205
10100205
10100202
10100202
10100222
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100202
10100203
10100202
10100202
10100224
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100212
10100202
submittal
ID
1938
1726
550002
1735
1734
1398
1909
1349
1568
1611
1563
1563
1563
1346
1133
1129
2206
1942
13461
134611
1346111
1488
1507
1449
560
565
8761
8761
947
1249
698
2022
1052
2021
1176
1120
1117
1118
1119
1915
1738
1743
2239
1826
18261
1117
1177
1330
All
Data
Ib/mmBtu
02
2.48E-07
3.
7.
28E-08
95E-07
1.56E-07
2.20E-07
3.
58E-07
3.53E-07
6.60E-08
4.16E-07
2.
1
7
1
73E-08
06E-07
81E-08
07E-07
6.57E-08
7.86E-08
1.17E-07
2.48E-08
9.07E-07
6.02E-08
1.15E-07
7.18E-08
4.65E-08
1.85E-07
8.
8.
3.
1.
1.
54E-08
1 1 E-07
28E-07
75E-06
06E-07
8.02E-08
5.39E-08
2.05E-07
4.79E-07
1.42E-07
2.29E-07
1.
2.
1.
4.
52E-07
44E-07
12E-07
37E-08
7.84E-08
4.
91E-08
1.46E-07
5.23E-08
6.
1.
1.
1.
3.
4.
35E-08
88E-07
84E-07
12E-07
34E-07
89E-07
LN
#/mmBtu
-15
-17
-14
-15
-15
-14
-14
-16
-14
-17
-16
-16
-16
-16
-16
-15
-17
-13
-16
-15
-16
-16
-15
-16
2112
2328
0449
6754
3274
8427
8568
5336
6926
4164
0598
3653
0504
5382
3592
9582
5124
9131
6256
9783
4494
8838
5029
2759
-14.025
-14
-13
-16
-16
-16
-15
-14
-15
-15
-15
-15
-16
-16
-16
-16
-15
-16
-16
-15
-15
-16
-14
-14
9303
2559
0598
3387
7361
4003
5516
7674
2895
6994
2261
0048
9459
3614
8294
7397
7663
5722
4868
5083
0048
9121
5309
Controlls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
FF, Dry Scrubbed & Wet Scrubbed
sec
10100226
10100222
10100202
10100203
10100203
10100226
10100202
10100205
10100222
10100202
10100202
10100218
10100218
10100205
10100202
10100202
10100222
10100202
10100205
10100205
10100205
10100202
10100202
10100222
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100202
10100203
10100202
10100202
10100224
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100212
10100202
(submittal
ID
1938
1726
550002
1735
1734
1398
1909
1349
1568
1611
1563
1563
1563
1346
1133
1129
2206
1942
13461
134611
1346111
1488
1507
1449
560
565
8761
8761
947
1249
698
2022
1052
2021
1176
1120
1117
1118
1119
1915
1738
1743
2239
1826
18261
1117
1177
1330
Ib/mmBtu
02
2.48E-07
3.28E-08
7.95E-07
1.56E-07
2.20E-07
3.58E-07
3.53E-07
6.60E-08
4.16E-07
2.73E-08
1.06E-07
7.81 E-08
1.07E-07
6.57E-08
7.86E-08
1.17E-07
2.48E-08
9.07E-07
6.02E-08
1.15E-07
7.18E-08
4.65E-08
1.85E-07
8.54E-08
8. 11 E-07
3.28E-07
1.75E-06
1.06E-07
8.02E-08
5.39E-08
2.05E-07
4.79E-07
1.42E-07
2.29E-07
1.52E-07
2.44E-07
1.12E-07
4.37E-08
7.84E-08
4. 91 E-08
1.46E-07
5.23E-08
6.35E-08
1.88E-07
1.84E-07
1.12E-07
3.34E-07
4.89E-07
LN
#/mmBtu
-15.2112
-17.2328
-14.0449
-15.6754
-15.3274
-14.8427
-14.8568
-16.5336
-14.6926
-17.4164
-16.0598
-16.3653
-16.0504
-16.5382
-16.3592
-15.9582
-17.5124
-13.9131
-16.6256
-15.9783
-16.4494
-16.8838
-15.5029
-16.2759
-14.025
-14.9303
-13.2559
-16.0598
-16.3387
-16.7361
-15.4003
-14.5516
-15.7674
-15.2895
-15.6994
-15.2261
-16.0048
-16.9459
-16.3614
-16.8294
-15.7397
-16.7663
-16.5722
-15.4868
-15.5083
-16.0048
-14.9121
-14.5309
Controlls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
-------
Cadmium Test Data
sec
10100202
10100202
10100202
10100202
10100211
10100202
10100202
10300222
10100212
10100212
10100202
10100202
10100223
10100223
10100223
10100223
10100201
10100222
10100223
10100223
10100202
10100226
10100222
10100222
10100202
10100202
10100202
10100202
10100222
10100222
10100202
10100202
10100202
10100218
10100222
10100218
10100202
10100221
10100221
10100202
10100218
10100202
10100202
10100223
10100226
10100202
10100212
10100202
submittal
ID
1637
1638
966
2055
900
1185
1187
1276
1647
1648
1972
541
23151
23152
23153
2315
2319
2259
1307
1327
1515
1558
1841
879456
2095
1597
1606
1244
1832
1833
1189
1190
735
2088
845
1310
63254
2170
1835
1654
524
734
736
2009
1141
1154
1021
993
All
Data
Ib/mmBtu
02
4.04E-07
1.29E-07
3.15E-07
3.
17E-07
8.97E-08
4.
2.
89E-07
51E-07
8.39E-08
1.
1.
1.
99E-08
79E-08
98E-08
1.24E-07
8.
1.
2.
2.
50E-08
07E-07
95E-07
40E-07
7.36E-08
8.
2.
1.
75E-08
22E-07
18E-07
2.28E-07
5.71E-07
9.
80E-08
2.73E-07
1.
1.
3.
4.
1.
1.
6.
2.
1.
52E-07
93E-08
62E-08
90E-07
54E-07
63E-07
75E-08
28E-07
03E-07
1.62E-07
8.19E-08
1.69E-07
4.
44E-07
4.17E-07
4.80E-07
1.49E-07
2.39E-07
5.
7.
5.
3.
1.
2.
3.
50E-07
42E-08
57E-07
93E-07
70E-07
67E-07
17E-07
LN
#/mmBtu
-14
-15
-14
-14
-16
-14
-15
-16
-17
-17
-17
7219
8635
9707
9644
2268
5309
1978
2936
7325
8385
7376
-15.903
-16
-16
-15
-15
-16
-16
-15
-15
-15
-14
-16
-15
-15
-17
-17
-14
-15
-15
-16
-15
-16
-15
-16
-15
-14
-14
-14
-15
-15
-14
-16
-14
-14
-15
-15
-14
2806
0504
0363
2426
4246
2516
3206
9526
2939
3759
1383
1138
6994
7632
1342
5281
6863
6295
5111
2939
0858
6357
3178
5934
6274
6905
5489
7193
2468
4134
4166
4007
7495
5875
1377
9644
Controlls
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
ESP
ESP
ESP
ESP
ESP
FF, Dry Scrubbed & Wet Scrubbed
sec
10100202
10100202
10100202
10100202
10100211
10100202
10100202
10300222
10100212
10100212
10100202
10100202
10100223
10100223
10100223
10100223
10100201
10100222
10100223
10100223
10100202
10100226
10100222
10100222
10100202
10100202
10100202
10100202
10100222
10100222
10100202
10100202
10100202
10100218
10100222
10100218
10100202
10100221
10100221
10100202
10100218
10100202
10100202
(submittal
ID
1637
1638
966
2055
900
1185
1187
1276
1647
1648
1972
541
23151
23152
23153
2315
2319
2259
1307
1327
1515
1558
1841
879456
2095
1597
1606
1244
1832
1833
1189
1190
735
2088
845
1310
63254
2170
1835
1654
524
734
736
Ib/mmBtu
02
4.04E-07
1.29E-07
3.15E-07
3.17E-07
8.97E-08
4.89E-07
2.51 E-07
8.39E-08
1.99E-08
1.79E-08
1.98E-08
1.24E-07
8.50E-08
1.07E-07
2.95E-07
2.40E-07
7.36E-08
8.75E-08
2.22E-07
1.18E-07
2.28E-07
5.71E-07
9.80E-08
2.73E-07
1.52E-07
1.93E-08
3.62E-08
4.90E-07
1.54E-07
1.63E-07
6.75E-08
2.28E-07
1.03E-07
1.62E-07
8.19E-08
1.69E-07
4.44E-07
4.17E-07
4.80E-07
1.49E-07
2.39E-07
5.50E-07
7.42E-08
LN
#/mmBtu
-14.7219
-15.8635
-14.9707
-14.9644
-16.2268
-14.5309
-15.1978
-16.2936
-17.7325
-17.8385
-17.7376
-15.903
-16.2806
-16.0504
-15.0363
-15.2426
-16.4246
-16.2516
-15.3206
-15.9526
-15.2939
-14.3759
-16.1383
-15.1138
-15.6994
-17.7632
-17.1342
-14.5281
-15.6863
-15.6295
-16.5111
-15.2939
-16.0858
-15.6357
-16.3178
-15.5934
-14.6274
-14.6905
-14.5489
-15.7193
-15.2468
-14.4134
-16.4166
Controlls
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
-------
Cadmium Test Data
sec
10100202
10100204
10100204
10100222
10100222
10100212
10100202
10100202
10100202
10100222
10100202
10100203
10100222
10100202
10100223
10100203
10100223
10100222
10100222
10100223
10100202
10100212
10100202
10100202
10100211
10100203
10100202
10100201
10100201
10100202
10100212
10100212
10100226
10100202
10100223
10100222
10100202
10100212
10100212
submittal
ID
1902
1111
1113
21351
2135
3197
975
1471
1845
1854
1636
894
2274
2276
2070
892
828
2013
2011
12861
1989
2103
2195
2161
1642
1809
979
902
903
1004
2279
22791
2278
10040002
2302
10040004
1906
632
731
All
Data
Ib/mmBtu
02
1.
1.
1.
1.
5.
8.
4.
2.
1.
8.
39E-07
45E-06
55E-06
84E-07
99E-07
56E-08
06E-07
66E-07
03E-06
72E-08
1.87E-07
8.
7.
2.
9.
4.
2.
87E-08
06E-07
90E-07
12E-08
72E-07
14E-07
4.17E-07
1.
2.
93E-07
40E-07
2.83E-07
2.94E-07
3.
3.
66E-07
49E-08
2.63E-07
9.
7.
4.
1.
1.
1.
6.
7.
7.
54E-07
93E-08
93E-07
36E-06
19E-07
70E-08
95E-08
72E-07
60E-08
1.85E-07
7.84E-08
3.45E-07
3.
69E-07
2.13E-07
LN
#/mmBtu
-15.7888
-13.4439
-13.3773
-15.5083
-14.328
-16.2736
-14.7169
-15.1398
-13.786
-16.2551
-15.4922
-16.238
-14.1637
-15.0534
-16.2102
-14.5663
-15.3573
-14.6902
-15.4606
-15.2426
-15.0778
-15.0397
-14.8206
-17.1708
-15.1511
-13.8626
-16.35
-14.5228
-13.508
-15.9441
-17.8916
-16.4823
-14.0743
-16.3925
-15.5029
-16.3614
-14.8797
-14.8125
-15.3625
Controlls
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
FF, Dry Scrubbed & Wet Scrubbed
4 submittal Ib/mmBtu LN
ID O2 #/mmBtu Controlls
-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_E
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -15.73
Standard Deviation 1.041
Number of data 34
Number of suspected outliers 5
Potential Obs. Test Critical Critical
# Mean sd outlier Number value value (5%) value (1%)
1 -15.73 1.025 -13.26 27 2.408 2.97 3.3
2 -15.8 0.96 -13.91 18 1.966 2.95 3.29
3 -15.86 0.912 -14.02 25 2.01 2.94 3.27
4 -15.92 0.863 -14.04 3 2.171 2.91 3.25
5 -15.98 0.803 -17.51 17 1.907 2.91 3.24
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -15.21
Standard Deviation 0.983
Number of data 44
Number of suspected outliers 5
Mean
-15.21
-15.15
-15.1
-15.14
-15.18
sd
0.972
0.902
0.855
0.821
0.785
Potential
outlier
-17.89
-17.17
-13.38
-13.44
-13.51
Obs.
Number
36
29
8
7
34
Test Critical Critical
value value (5%) value (1%)
2.762 3.08 3.43
2.245 3.07 3.41
2.011 3.06 3.4
2.065 3.05 3.39
2.133 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN #/mmBtu (ff)
Number of data = 21
-------
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -14.41342565 is a Potential Outlier (Uppe
Test Statistic: 0.065
For 10% significance level, -14.41342565 is not an outlier.
For 5% significance level, -14.41342565 is not an outlier.
For 1% significance level, -14.41342565 is not an outlier.
2. Data Value -17.76316074 is a Potential Outlier (Lower
Test Statistic: 0.390
For 10% significance level, -17.76316074 is not an outlier.
For 5% significance level, -17.76316074 is not an outlier.
For 1% significance level, -17.76316074 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -15.86
Standard Deviation 0.895
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.86
-15.8
-15.74
-15.68
-15.72
sd
0.883
0.84
0.781
0.708
0.679
Potential
outlier
-17.84
-17.74
-17.73
-14.38
-16.95
Obs.
Number
24
25
23
36
4
Test Critical Critical
value value (5%) value (1%)
2.247 2.99 3.33
2.308 2.98 3.32
2.549 2.97 3.3
1.844 2.95 3.29
1.802 2.94 3.27
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(esp)
Background Data: lb/mmBtuO2(ff)
Raw Statistics
Site
Number of Valid Observations 44
Number of Distinct Observations 44
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
1.7000E-8 1.9300E-8
1.5500E-6 5.5000E-7
3.8115E-7 2.1667E-7
2.6650E-7 1.6200E-7
3.7399E-7 1.6292E-7
5.6381 E-8 3.5552E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.924
2.468
Critical
t (0.050)
1.669
1.669
Method DF
Pooled (Equal Variance) 63
Welch-Satterthwaite (Unequal Vari 62.7
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 1.399E-13
Variance of Background 2.654E-14
P-Value
0.029
0.008
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
5.270
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(ff)
Background Data: lb/mmBtuO2(dry)
Raw Statistics
Site Background
Number of Valid Observations 21 34
Number of Distinct Observations 21 33
Minimum 1.9300E-8 2.4800E-8
Maximum 5.5000E-7 1.7500E-6
Mean 2.1667E-7 2.6189E-7
Median 1.6200E-7 1.1600E-7
SD 1.6292E-7 3.4818E-7
SE of Mean 3.5552E-8 5.9713E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 53 -0.557 1.674 0.710
Welch-Satterthwaite (Unequal Vari 50.1 -0.651 1.676 0.741
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.654E-14
Variance of Background 1.212E-13
Numerator DF Denominator DF F-Test Value P-Value
33 20 4.568 0.001
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(dry)
Background Data: lb/mmBtuO2(ff)
Raw Statistics
Site Background
Number of Valid Observations 34 21
Number of Distinct Observations 33 21
Minimum 2.4800E-8 1.9300E-8
Maximum 1.7500E-6 5.5000E-7
Mean 2.6189E-7 2.1667E-7
Median 1.1600E-7 1.6200E-7
SD 3.4818E-7 1.6292E-7
SE of Mean 5.9713E-8 3.5552E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 53 0.557 1.674 0.290
Welch-Satterthwaite (Unequal Vari 50.1 0.651 1.676 0.259
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.212E-13
Variance of Background 2.654E-14
Numerator DF Denominator DF F-Test Value P-Value
33 20 4.568 0.001
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(ff)
Background Data: lb/mmBtuO2(wet)
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
36
34
1.9300E-8 1.7900E-8
5.5000E-7 5.7100E-7
2.1667E-7 1.8154E-7
1.6200E-7 1.2650E-7
1.6292E-7 1.4249E-7
3.5552E-8 2.3749E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.852
0.822
Critical
t (0.050) P-Value
1.673 0.199
1.686 0.208
Method DF
Pooled (Equal Variance) 55
Welch-Satterthwaite (Unequal Vari 37.6
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.654E-14
Variance of Background 2.030E-14
Numerator DF Denominator DF
20 35
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.307
P-Value
0.476
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(wet)
Background Data: lb/mmBtuO2(ff)
Raw Statistics
Site
Number of Valid Observations 36
Number of Distinct Observations 34
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
1.7900E-8 1.9300E-8
5.7100E-7 5.5000E-7
1.8154E-7 2.1667E-7
1.2650E-7 1.6200E-7
1.4249E-7 1.6292E-7
2.3749E-8 3.5552E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.852
-0.822
Critical
t (0.050) P-Value
1.673 0.801
1.686 0.792
Method DF
Pooled (Equal Variance) 55
Welch-Satterthwaite (Unequal Vari 37.6
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.030E-14
Variance of Background 2.654E-14
Numerator DF Denominator DF
20 35
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.307
P-Value
0.476
-------
Histograms for Cadmium by Controls (ESP, FF, Dry & Wet)
14
12
10
8
I lbAnmBtu02 (dry) ' ; lb/mmBtuO2 (esp) | lbrtnmBtuO2 (ff) Q lbAnmBtuO2 (wet)
-------
Histogram for Cadmium Emissions Factors with FF. Dry Scrubbed £ Wet Scrubbed Controls
34
32
30
28
26
24
22
20
18
16
14
12
10
6
4
2
0
^
A
.jfli^tefe-
•
•
|trimlb/mmBtu02
-------
Histogram for Cadmium with ESP Control
10
0> 5
0
| lb/tnmBtuO2 (esp)
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis^
Full Precision OFF
Confidence Coefficient 0.95
lb/mmBtuO2 (dry)
Raw Statistics
Number of Valid Observations 34
Number of Distinct Observations 33
Minimum 2.4800E-8
Maximum 1.7500E-6
Mean of Raw Data 2.6189E-7
Standard Deviation of Raw Data 3.4818E-7
Kstar 0.942
Mean of Log Transformed Data -15.73
Standard Deviation of Log Transformed Data 1.041
Normal Distribution Test Results
Correlation Coefficient R 0.793
Shapiro Wilk Test Statistic 0.651
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 3.1322E-9
Lilliefors Test Statistic 0.251
Lilliefors Critical (0.95) Value 0.152
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.961
A-D Test Statistic 1.155
A-D Critical (0.95) Value 0.775
K-S Test Statistic 0.171
K-S Critical(0.95) Value 0.155
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.988
Shapiro Wilk Test Statistic 0.969
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 0.51
Lilliefors Test Statistic 0.119
Lilliefors Critical (0.95) Value 0.152
Data appear Lognormal at (0.05) Significance Level
lb/mmBtuO2 (esp)
Raw Statistics
Number of Valid Observations 44
-------
Number of Distinct Observations 44
Minimum 1.7000E-8
Maximum 1.5500E-6
Mean of Raw Data 3.8115E-7
Standard Deviation of Raw Data 3.7399E-7
Kstar 1.237
Mean of Log Transformed Data -15.21
Standard Deviation of Log Transformed Data 0.983
Normal Distribution Test Results
Correlation Coefficient R 0.881
Shapiro Wilk Test Statistic 0.775
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 2.0402E-8
Lilliefors Test Statistic 0.212
Lilliefors Critical (0.95) Value 0.134
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.981
A-D Test Statistic 0.513
A-D Critical (0.95) Value 0.771
K-S Test Statistic 0.0957
K-S Critical(0.95) Value 0.136
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.989
Shapiro Wilk Test Statistic 0.976
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 0.641
Lilliefors Test Statistic 0.0844
Lilliefors Critical (0.95) Value 0.134
Data appear Lognormal at (0.05) Significance Level
lb/mmBtuO2 (ff)
Raw Statistics
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum 1.9300E-8
Maximum 5.5000E-7
Mean of Raw Data 2.1667E-7
Standard Deviation of Raw Data 1.6292E-7
Kstar 1.532
Mean of Log Transformed Data -15.66
Standard Deviation of Log Transformed Data 0.878
Normal Distribution Test Results
-------
Correlation Coefficient R 0.939
Shapiro Wilk Test Statistic 0.873
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.00906
Lilliefors Test Statistic 0.234
Lilliefors Critical (0.95) Value 0.193
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.965
A-D Test Statistic 0.362
A-D Critical (0.95) Value 0.756
K-S Test Statistic 0.142
K-S Critical(0.95) Value 0.192
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.976
Shapiro Wilk Test Statistic 0.95
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.341
Lilliefors Test Statistic 0.138
Lilliefors Critical (0.95) Value 0.193
Data appear Lognormal at (0.05) Significance Level
lb/mmBtuO2 (wet)
Raw Statistics
Number of Valid Observations 36
Number of Distinct Observations 34
Minimum 1.7900E-8
Maximum 5.7100E-7
Mean of Raw Data 1.8154E-7
Standard Deviation of Raw Data 1.4249E-7
Kstar 1.527
Mean of Log Transformed Data -15.86
Standard Deviation of Log Transformed Data 0.895
Normal Distribution Test Results
Correlation Coefficient R 0.942
Shapiro Wilk Test Statistic 0.88
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 7.7296E-4
Lilliefors Test Statistic 0.172
Lilliefors Critical (0.95) Value 0.148
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.991
-------
A-D Test Statistic 0.235
A-D Critical (0.95) Value 0.764
K-S Test Statistic 0.0857
K-S Critical(0.95) Value 0.149
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.984
Shapiro Wilk Test Statistic 0.956
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 0.218
Lilliefors Test Statistic 0.0861
Lilliefors Critical (0.95) Value 0.148
Data appear Lognormal at (0.05) Significance Level
-------
From File: C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Cadmium\Cadmium_Data.ws1
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
lb/mmBtuO2 (dry) 34 2.4800E-8 1.7500E-6 2.6189E-7 1.1600E-7 1.212E-13 3.4818E-7 1.0267E-7 2.871 9.761 N/A
lb/mmBtuO2 (esp) 44 1.7000E-8 1.5500E-6 3.8115E-7 2.6650E-7 1.399E-13 3.7399E-7 2.2090E-7 1.832 2.967 N/A
lb/mmBtuO2 (ff) 21 1.9300E-8 5.5000E-7 2.1667E-7 1.6200E-7 2.654E-14 1.6292E-7 1.1875E-7 0.883 -0.509 N/A
lb/mmBtuO2 (wet) 36 1.7900E-8 5.7100E-7 1.8154E-7 1.2650E-7 2.030E-14 1.4249E-7 1.1238E-7 1.149 0.729 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
lb/mmBtuO2 (dry) 34 3.0875E-8 4.8720E-8 6.5880E-8 7.3375E-8 1.1600E-7 3.0800E-7 3.5500E-7 7.0020E-7 8.4460E-7 1.4718E-6
lb/mmBtuO2 (esp) 44 7.0475E-8 7.8670E-8 9.0200E-8 1.3400E-7 2.6650E-7 4.3075E-7 5.1860E-7 8.9940E-7 1.3105E-6 1.5070E-6
lb/mmBtuO2 (ff) 21 3.6200E-8 6.7500E-8 8.1900E-8 9.8000E-8 1.6200E-7 2.7300E-7 4.1700E-7 4.8000E-7 4.9000E-7 5.3800E-7
lb/mmBtuO2 (wet) 36 1.9875E-8 4.6400E-8 7.3600E-8 8.2525E-8 1.2650E-7 2.4575E-7 2.9500E-7 3.6900E-7 4.8900E-7 5.4230E-7
-------
From File: C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Cadmium\Cadmium_Data.ws1
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
trim lb/mmBtuO2 91 1.7900E-8 1.7500E-6 2.1967E-7 1.4600E-7 5.950E-14 2.4393E-7 1.2157E-7 3.416 17.11 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
trim lb/mmBtuO2 91 2.6050E-8 4.6500E-8 7.1800E-8 7.8500E-8 1.4600E-7 2.6200E-7 3.2800E-7 4.8000E-7 5.6050E-7 9.9130E-7
-------
Coal Fired Utility Boiler
Chromium Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Chromium Emissions Factor are
presented on the following page with two sets of columns for all of the test data. The left set
of columns present all the data while the right set of columns does not include data identified
as a potential outliers. Each set of columns includes the Submission ID for each test data, the
site specific emissions factor as determined using the f factor method, the type of control
(ESP only, Fabric Filter only, Dry Scrubbing with either ESP or Fabric Filter and Wet Scrubbing
with either ESP or Fabric Filter) and the natural log of the site specific emissions factor.
Subsequent pages provide the assessments as performed using EPA's statistical software
ProUCL. The assessments provide support for the development of national emissions factors
for the ESPs and Fabric Filters combined, Dry Scrubbing and Wet Scrubbing controls. A single
emissions factor was developed for ESP and Fabric Filter controlled sources since there was
no statistical difference in the means of the two categories. Separate emissions factors were
developed for Dry Scrubbing and Wet Scrubbing controls since there is a statistical difference
between them and the combined ESP and Fabric Filter data, and there is a statistical
difference between them.
The resulting calculated chromium emissions factors are:
ESP and Fabric filter
controls
Dry Scrubbing controls
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
4.89 x 10 5
1.53 x 10'6
4.75 x 10'6
Number of
Supporting Tests
65
31
35
Quality Indicator
Highly Representative
Highly Representative
Highly Representative
-------
Utility Boiler
Method 29 Chromium
submittaMd
1189
1190
63254
1244
735
734
736
1597
1606
1654
2095
1310
524
2088
2170
1835
1832
1833
845
560
1507
8761
8761
1611
1563
947
1249
1133
1129
1942
698
2022
2021
1488
1909
1052
1346
13461
134611
1346111
1349
565
1563
1563
1449
2206
1568
1398
1841
879456
1726
1938
2319
1515
1972
541
'lb/mmBtuO2' Control
1.98E-07 Fabric Filter
7.52E-07 Fabric Filter
3.84E-06 Fabric Filter
2.89E-04 Fabric Filter
5.17E-04 Fabric Filter
1.50E-04 Fabric Filter
1.91E-04 Fabric Filter
5.71 E-07 Fabric Filter
8.96E-06 Fabric Filter
1.26E-06 Fabric Filter
7.04E-07 Fabric Filter
4.99E-05 Fabric Filter
1.57E-06 Fabric Filter
3.11E-06 Fabric Filter
1.77E-07 Fabric Filter
4.17E-07 Fabric Filter
4.55E-07 Fabric Filter
5.68E-07 Fabric Filter
1.16E-06 Fabric Filter
1.09E-06 Dry Scrubber
1.66E-07 Dry Scrubber
2.48E-06 Dry Scrubber
2.08E-06 Dry Scrubber
2.51 E-07 Dry Scrubber
3.78E-06 Dry Scrubber
2.90E-07 Dry Scrubber
8.23E-07 Dry Scrubber
5.45E-07 Dry Scrubber
2.87E-07 Dry Scrubber
1.47E-06 Dry Scrubber
4.00E-05 Dry Scrubber
2.40E-04 Dry Scrubber
7.52E-06 Dry Scrubber
4.40E-07 Dry Scrubber
1.40E-07 Dry Scrubber
2.27E-06 Dry Scrubber
1.02E-06 Dry Scrubber
9.97E-07 Dry Scrubber
1.86E-06 Dry Scrubber
1.22E-06 Dry Scrubber
1.51E-06 Dry Scrubber
1.80E-06 Dry Scrubber
9.49E-07 Dry Scrubber
1.51E-06 Dry Scrubber
1.50E-06 Dry Scrubber
3.81E-06 Dry Scrubber
2.43E-06 Dry Scrubber
1.24E-06 Dry Scrubber
2.19E-06 Fabric Filter
3.43E-05 Fabric Filter
3.22E-07 Dry Scrubber
2.19E-06 Dry Scrubber
2.26E-06 Wet Scrubber
2.60E-07 Wet Scrubber
2.76E-07 Wet Scrubber
5.69E-05 Wet Scrubber
LN #/mmBtu
-15.43499881
-14.10052951
-12.47003819
-8.149613899
-7.566741066
-8.805379551
-8.565455871
-14.37587663
-11.62274033
-13.58439884
-14.16648748
-9.905489555
-13.36443494
-12.68088783
-15.54935745
-14.68913805
-14.60296842
-14.38114442
-13.66709055
-13.72933286
-15.61127805
-12.907252
-13.08314266
-15.1978129
-12.48578655
-15.05338491
-14.01030964
-14.42286941
-15.0652296
-13.43024816
-10.1266311
-8.334871635
-11.79794442
-14.63649111
-15.78162341
-12.99573073
-13.79570793
-13.81851507
-13.19493407
-13.6166597
-13.40340091
-13.22772389
-13.86785704
-13.40340091
-13.41004545
-12.47788137
-12.9276193
-13.60039918
-13.03160901
-10.2803652
-14.94871429
-13.03160901
-13.00014574
-15.16258421
-15.10286497
-9.774215217
submittaljd
1189
1190
63254
1244
735
734
736
1597
1606
1654
2095
1310
524
2088
2170
1835
1832
1833
845
560
1507
8761
8761
1611
1563
947
1249
1133
1129
1942
2021
1488
1909
1052
1346
13461
134611
1346111
1349
565
1563
1563
1449
2206
1568
1398
1841
879456
1726
1938
2319
1515
1972
541
1647
1648
'lb/mmBtuO2' Control
1.98E-07 PM Control
7.52E-07 PM Control
3.84E-06 PM Control
2.89E-04 PM Control
5.17E-04 PM Control
1.50E-04 PM Control
1.91E-04 PM Control
5.71 E-07 PM Control
8.96E-06 PM Control
1.26E-06 PM Control
7.04E-07 PM Control
4.99E-05 PM Control
1.57E-06 PM Control
3.11E-06 PM Control
1.77E-07 PM Control
4.17E-07 PM Control
4.55E-07 PM Control
5.68E-07 PM Control
1.16E-06 PM Control
1.09E-06 Dry Scrubber
1.66E-07 Dry Scrubber
2.48E-06 Dry Scrubber
2.08E-06 Dry Scrubber
2.51 E-07 Dry Scrubber
3.78E-06 Dry Scrubber
2.90E-07 Dry Scrubber
8.23E-07 Dry Scrubber
5.45E-07 Dry Scrubber
2.87E-07 Dry Scrubber
1.47E-06 Dry Scrubber
7.52E-06 Dry Scrubber
4.40E-07 Dry Scrubber
1.40E-07 Dry Scrubber
2.27E-06 Dry Scrubber
1.02E-06 Dry Scrubber
9.97E-07 Dry Scrubber
1.86E-06 Dry Scrubber
1.22E-06 Dry Scrubber
1.51E-06 Dry Scrubber
1.80E-06 Dry Scrubber
9.49E-07 Dry Scrubber
1.51E-06 Dry Scrubber
1.50E-06 Dry Scrubber
3.81E-06 Dry Scrubber
2.43E-06 Dry Scrubber
1.24E-06 Dry Scrubber
2.19E-06 PM Control
3.43E-05 PM Control
3.22E-07 Dry Scrubber
2.19E-06 Dry Scrubber
2.26E-06 Wet Scrubber
2.60E-07 Wet Scrubber
2.76E-07 Wet Scrubber
5.69E-05 Wet Scrubber
1.36E-07 Wet Scrubber
5.14E-07 Wet Scrubber
LN #/mmBtu
-15.43499881
-14.10052951
-12.47003819
-8.149613899
-7.566741066
-8.805379551
-8.565455871
-14.37587663
-11.62274033
-13.58439884
-14.16648748
-9.905489555
-13.36443494
-12.68088783
-15.54935745
-14.68913805
-14.60296842
-14.38114442
-13.66709055
-13.72933286
-15.61127805
-12.907252
-13.08314266
-15.1978129
-12.48578655
-15.05338491
-14.01030964
-14.42286941
-15.0652296
-13.43024816
-11.79794442
-14.63649111
-15.78162341
-12.99573073
-13.79570793
-13.81851507
-13.19493407
-13.6166597
-13.40340091
-13.22772389
-13.86785704
-13.40340091
-13.41004545
-12.47788137
-12.9276193
-13.60039918
-13.03160901
-10.2803652
-14.94871429
-13.03160901
-13.00014574
-15.16258421
-15.10286497
-9.774215217
-15.81061095
-14.48104257
-------
Utility Boiler
Method 29 Chromium
submittaMd
1647
1648
2259
2315
23151
23152
23153
1307
1327
1176
902
903
2276
975
1154
1845
1636
1989
993
2195
2161
979
1004
1471
10040002
1902
1906
894
892
1809
1111
1113
1642
3197
632
2103
2279
22791
1021
731
2274
2013
2011
1854
2135
21351
10040004
2009
12861
828
2070
2302
1141
2278
550002
1735
'lb/mmBtuO2' Control
1.36E-07 Wet Scrubber
5. 14E-07 Wet Scrubber
6.89E-07 Wet Scrubber
3.73E-06 Wet Scrubber
1.48E-06 Wet Scrubber
1.14E-06 Wet Scrubber
3.72E-06 Wet Scrubber
2.08E-04 Wet Scrubber
1.50E-06 Wet Scrubber
4.62E-06 Wet Scrubber
5.07E-06 ESP
1 .57E-05 ESP
1 .62E-04 ESP
2.36E-05 ESP
2.04E-06 ESP
1 .33E-04 ESP
1.10E-05 ESP
4.00E-06 ESP
1 .06E-05 ESP
8.82E-06 ESP
4.91 E-07 ESP
5.84E-06 ESP
3.29E-06 ESP
1 .75E-06 ESP
2.91 E-06 ESP
1 .35E-06 ESP
5.97E-06 ESP
2.05E-06 ESP
1.13E-05 ESP
1 .81 E-05 ESP
1 .25E-04 ESP
1 .51 E-05 ESP
1.80E-06 ESP
1 .68E-06 ESP
2.81 E-06 ESP
6.78E-07 ESP
2.61 E-06 ESP
7.85E-06 ESP
5.70E-07 ESP
1.04E-05 ESP
1 .61 E-05 ESP
4.78E-06 ESP
3.25E-06 ESP
1 .54E-06 ESP
1 .56E-04 ESP
8.35E-04 ESP
2.18E-06 ESP
4.81 E-06 ESP
3.14E-06 ESP
2.20E-05 ESP
1 .03E-06 ESP
3.32E-06 ESP
4.46E-06 ESP
2.65E-04 ESP
8.67E-04 Dry Scrubber
1.18E-06 Dry Scrubber
LN #/mmBtu
-15.81061095
-14.48104257
-14.18802457
-12.49910232
-13.42346847
-13.6844823
-12.50178689
-8.477972478
-13.41004545
-12.28511585
-12.19216974
-11.06184985
-8.727914223
-10.65426385
-13.10256075
-8.92516143
-11.41761529
-12.4292162
-11.45465656
-11.63848869
-14.52682171
-12.05077976
-12.62462299
-13.25589477
-12.74735748
-13.51540597
-12.02876363
-13.09767076
-11.39070783
-10.91959862
-8.987196821
-11.10081581
-13.22772389
-13.29671676
-12.78232607
-14.20411855
-12.85643668
-11.75542262
-14.37712454
-11.47092113
-11.03669129
-12.25107001
-12.63685556
-13.38372814
-8.765654551
-7.088078833
-13.03618568
-12.24481347
-12.67128776
-10.7244681
-13.78595176
-12.61554578
-12.32036179
-8.235780732
-7.050471581
-13.64746925
submittaljd
2259
2315
23151
23152
23153
1327
1176
902
903
2276
975
1154
1845
1636
1989
993
2195
2161
979
1004
1471
10040002
1902
1906
894
892
1809
1111
1113
1642
3197
632
2103
2279
22791
1021
731
2274
2013
2011
1854
2135
21351
10040004
2009
12861
828
2070
2302
1141
2278
1735
1734
1558
1117
1118
'lb/mmBtuO2' Control
6.89E-07 Wet Scrubber
3.73E-06 Wet Scrubber
1.48E-06 Wet Scrubber
1.14E-06 Wet Scrubber
3.72E-06 Wet Scrubber
1.50E-06 Wet Scrubber
4.62E-06 Wet Scrubber
5.07E-06 PM Control
1.57E-05 PM Control
1.62E-04 PM Control
2.36E-05 PM Control
2.04E-06 PM Control
1.33E-04 PM Control
1.10E-05 PM Control
4.00E-06 PM Control
1.06E-05 PM Control
8.82E-06 PM Control
4.91 E-07 PM Control
5.84E-06 PM Control
3.29E-06 PM Control
1.75E-06 PM Control
2.91 E-06 PM Control
1.35E-06 PM Control
5.97E-06 PM Control
2.05E-06 PM Control
1.13E-05 PM Control
1.81 E-05 PM Control
1.25E-04 PM Control
1.51 E-05 PM Control
1.80E-06 PM Control
1.68E-06 PM Control
2.81 E-06 PM Control
6.78E-07 PM Control
2.61 E-06 PM Control
7.85E-06 PM Control
5.70E-07 PM Control
1.04E-05 PM Control
1.61 E-05 PM Control
4.78E-06 PM Control
3.25E-06 PM Control
1.54E-06 PM Control
1.56E-04 PM Control
8.35E-04 PM Control
2.18E-06 PM Control
4.81 E-06 PM Control
3.14E-06 PM Control
2.20E-05 PM Control
1.03E-06 PM Control
3.32E-06 PM Control
4.46E-06 PM Control
2.65E-04 PM Control
1.18E-06 Dry Scrubber
4.76E-07 Dry Scrubber
4.23E-06 Wet Scrubber
9.62E-06 Wet Scrubber
5.86E-06 Wet Scrubber
LN #/mmBtu
-14.18802457
-12.49910232
-13.42346847
-13.6844823
-12.50178689
-13.41004545
-12.28511585
-12.19216974
-11.06184985
-8.727914223
-10.65426385
-13.10256075
-8.92516143
-11.41761529
-12.4292162
-11.45465656
-11.63848869
-14.52682171
-12.05077976
-12.62462299
-13.25589477
-12.74735748
-13.51540597
-12.02876363
-13.09767076
-11.39070783
-10.91959862
-8.987196821
-11.10081581
-13.22772389
-13.29671676
-12.78232607
-14.20411855
-12.85643668
-11.75542262
-14.37712454
-11.47092113
-11.03669129
-12.25107001
-12.63685556
-13.38372814
-8.765654551
-7.088078833
-13.03618568
-12.24481347
-12.67128776
-10.7244681
-13.78595176
-12.61554578
-12.32036179
-8.235780732
-13.64746925
-14.55780823
-12.37330856
-11.55166629
-12.04736095
-------
Utility Boiler
Method 29 Chromium
submittaMd
1734
1558
1117
1118
1119
1117
1826
18261
1330
1915
1738
1743
966
1185
1187
2239
2055
1637
1638
900
1177
1120
1276
'lb/mmBtuO2' Control
4.76E-07 Dry Scrubber
4.23E-06 Wet Scrubber
9.62E-06 Wet Scrubber
5.86E-06 Wet Scrubber
6.75E-06 Wet Scrubber
9.62E-06 Wet Scrubber
7.10E-07 Wet Scrubber
1.67E-06 Wet Scrubber
2.14E-06 Wet Scrubber
5.21 E-07 Wet Scrubber
1.14E-05 Wet Scrubber
1.40E-06 Wet Scrubber
8.65E-06 Wet Scrubber
3.60E-06 Wet Scrubber
1.54E-06 Wet Scrubber
8.88E-07 Wet Scrubber
5.82E-06 Wet Scrubber
8.89E-07 Wet Scrubber
9.02E-07 Wet Scrubber
3.49E-06 Wet Scrubber
5.29E-06 Wet Scrubber
3.58E-06 Wet Scrubber
4.23E-07 Wet Scrubber
LN #/mmBtu
-14.55780823
-12.37330856
-11.55166629
-12.04736095
-11.90596805
-11.55166629
-14.15800087
-13.30268693
-13.05470473
-14.4675158
-11.3818972
-13.47903832
-11.65795124
-12.53457671
-13.38372814
-13.93429409
-12.0542103
-13.9331686
-13.91891379
-12.56560882
-12.14969231
-12.54014776
-14.67589366
submittaljd
1119
1117
1826
18261
1330
1915
1738
1743
966
1185
1187
2239
2055
1637
1638
900
1177
1120
1276
'lb/mmBtuO2' Control
6.75E-06 Wet Scrubber
9.62E-06 Wet Scrubber
7.10E-07 Wet Scrubber
1.67E-06 Wet Scrubber
2.14E-06 Wet Scrubber
5.21 E-07 Wet Scrubber
1.14E-05 Wet Scrubber
1.40E-06 Wet Scrubber
8.65E-06 Wet Scrubber
3.60E-06 Wet Scrubber
1.54E-06 Wet Scrubber
8.88E-07 Wet Scrubber
5.82E-06 Wet Scrubber
8.89E-07 Wet Scrubber
9.02E-07 Wet Scrubber
3.49E-06 Wet Scrubber
5.29E-06 Wet Scrubber
3.58E-06 Wet Scrubber
4.23E-07 Wet Scrubber
LN #/mmBtu
-11.90596805
-11.55166629
-14.15800087
-13.30268693
-13.05470473
-14.4675158
-11.3818972
-13.47903832
-11.65795124
-12.53457671
-13.38372814
-13.93429409
-12.0542103
-13.9331686
-13.91891379
-12.56560882
-12.14969231
-12.54014776
-14.67589366
-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coa
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for 02 (dry scrubber)
Mean -13.31
Standard Deviation 1.813
Number of data 34
Number of suspected outliers 5
Potential Obs. Test Critical Critical
# Mean sd outlier Number value value (5%) value (1%)
1 -13.31 1.786 -7.05 32 3.507 2.97 3.3
2 -13.5 1.458 -8.335 13 3.545 2.95 3.29
3 -13.66 1.142 -10.13 12 3.097 2.94 3.27
4 -13.78 0.958 -15.78 16 2.09 2.91 3.25
5 -13.71 0.898 -11.8 14 2.131 2.91 3.24
For 5% significance level, there are 3 Potential Outliers
Therefore, Potential Statistical Outliers are
-7.05,-8.335,-10.13
For 1% Significance Level, there are 2 Potential Outliers
Therefore, Potential Statistical Outliers are
-7.05, -8.335
Rosner's Outlier Test for 02 (esp)
Mean -11.88
Standard Deviation 1.688
Number of data 44
Number of suspected outliers 5
Mean
-11.88
-11.99
-12.08
-12.16
-12.24
sd
1.669
1.536
1.437
1.353
1.254
Potential
outlier
-7.088
-8.236
-8.728
-8.766
-8.925
Obs.
Number
36
44
3
35
6
Test Critical Critical
value value (5%) value (1%)
2.87 3.08 3.43
2.443 3.07 3.41
2.331 3.06 3.4
2.51 3.05 3.39
2.647 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
Dixon's Outlier Test for C2 (fabric filter)
Number of data = 21
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -7.566741066 is a Potential Outlier (Uppe
Test Statistic: 0.140
For 10% significance level, -7.566741066 is not an outlier.
For 5% significance level, -7.566741066 is not an outlier.
For 1% significance level, -7.566741066 is not an outlier.
2. Data Value -15.54935745 is a Potential Outlier (Lower
Test Statistic: 0.123
For 10% significance level, -15.54935745 is not an outlier.
For 5% significance level, -15.54935745 is not an outlier.
For 1% significance level, -15.54935745 is not an outlier.
Rosner's Outlier Test for C2 (wet scrubber)
Mean -12.96
Standard Deviation 1.473
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-12.96
-13.08
-13.18
-13.1
-13.04
sd
1.452
1.275
1.155
1.074
1.024
Potential
outlier
-8.478
-9.774
-15.81
-15.16
-15.1
Obs.
Number
12
4
5
2
3
Test Critical Critical
value value (5%) value (1%)
3.084 2.99 3.33
2.595 2.98 3.32
2.276 2.97 3.3
1.919 2.95 3.29
2.017 2.94 3.27
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -8.478 is a Potential Statistical Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C0(fabric filter)
Background Data: CO(esp)
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
44
44
1.7700E-7 4.9100E-7
5.1700E-4 8.3500E-4
5.9863E-5 4.3636E-5
1.5700E-6 4.7950E-6
1.3006E-4 1.3386E-4
2.8382E-5 2.0181E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.461
0.466
Critical
t (0.050) P-Value
1.669 0.323
1.683 0.322
Method DF
Pooled (Equal Variance) 63
Welch-Satterthwaite (Unequal Vari 40.5
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.6916E-8
Variance of Background 1.7920E-8
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.059
P-Value
0.919
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: CO(esp)
Background Data: C0(fabric filter)
Raw Statistics
Site
Number of Valid Observations 44
Number of Distinct Observations 44
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
4.9100E-7 1.7700E-7
8.3500E-4 5.1700E-4
4.3636E-5 5.9863E-5
4.7950E-6 1.5700E-6
1.3386E-4 1.3006E-4
2.0181E-5 2.8382E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.461
-0.466
Critical
t (0.050) P-Value
1.669 0.677
1.683 0.678
Method DF
Pooled (Equal Variance) 63
Welch-Satterthwaite (Unequal Vari 40.5
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.7920E-8
Variance of Background 1.6916E-8
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.059
P-Value
0.919
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coal_Chromium
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C3(dry scrubber)
Background Data: C3(pm control)
Raw Statistics
Site Background
Number of Valid Observations 31 65
Number of Distinct Observations 30 65
Minimum 1.4000E-7 1.7700E-7
Maximum 7.5200E-6 8.3500E-4
Mean 1.5370E-6 4.8879E-5
Median 1.2200E-6 3.8400E-6
SD 1.4656E-6 1.3185E-4
SE of Mean 2.6324E-7 1.6354E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 94 -1.994 1.661 0.975
Welch-Satterthwaite (Unequal Vari 64.0 -2.894 1.669 0.997
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.148E-12
Variance of Background 1.7384E-8
Numerator DF Denominator DF F-Test Value P-Value
64 30 8093.048 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coal_Chromium
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C3(pm control)
Background Data: C3(dry scrubber)
Raw Statistics
Site
Number of Valid Observations 65
Number of Distinct Observations 65
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
31
30
1.7700E-7 1.4000E-7
8.3500E-4 7.5200E-6
4.8879E-5 1.5370E-6
3.8400E-6 1.2200E-6
1.3185E-4 1.4656E-6
1.6354E-5 2.6324E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.994
2.894
Critical
t (0.050)
1.661
1.669
Method DF
Pooled (Equal Variance) 94
Welch-Satterthwaite (Unequal Vari 64.0
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 1.7384E-8
Variance of Background 2.148E-12
P-Value
0.025
0.003
Numerator DF Denominator DF
64 30
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
8093.048
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coal_Chromium
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C3(wet scrubber)
Background Data: C3(pm control)
Raw Statistics
Site Background
Number of Valid Observations 35 65
Number of Distinct Observations 34 65
Minimum 1.3600E-7 1.7700E-7
Maximum 5.6900E-5 8.3500E-4
Mean 4.7491 E-6 4.8879E-5
Median 2.1400E-6 3.8400E-6
SD 9.5665E-6 1.3185E-4
SE of Mean 1.6170E-6 1.6354E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 98 -1.973 1.661 0.974
Welch-Satterthwaite (Unequal Vari 65.2 -2.685 1.669 0.995
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 9.152E-11
Variance of Background 1.7384E-8
Numerator DF Denominator DF F-Test Value P-Value
64 34 189.958 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coal_Chromium
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C3(pm control)
Background Data: C3(wet scrubber)
Raw Statistics
Site
Number of Valid Observations 65
Number of Distinct Observations 65
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
34
1.7700E-7 1.3600E-7
8.3500E-4 5.6900E-5
4.8879E-5 4.7491 E-6
3.8400E-6 2.1400E-6
1.3185E-4 9.5665E-6
1.6354E-5 1.6170E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.973
2.685
Critical
t (0.050)
1.661
1.669
Method DF
Pooled (Equal Variance) 98
Welch-Satterthwaite (Unequal Vari 65.2
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 1.7384E-8
Variance of Background 9.152E-11
P-Value
0.026
0.005
Numerator DF Denominator DF
64 34
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
189.958
P-Value
0.000
-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coa
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for 05 (dry scrubber)
Mean -13.78
Standard Deviation 0.958
Number of data 31
Number of suspected outliers 5
Potential Obs. Test Critical Critical
# Mean sd outlier Number value value (5%) value (1%)
1 -13.78 0.943 -15.78 14 2.125 2.92 3.25
2 -13.71 0.898 -11.8 12 2.131 2.91 3.24
3 -13.78 0.837 -15.61 2 2.191 2.89 3.22
4 -13.71 0.773 -15.2 5 1.922 2.88 3.2
5 -13.66 0.729 -15.07 10 1.93 2.86 3.18
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for C5 (pm control)
Mean -12.06
Standard Deviation 1.995
Number of data 65
Number of suspected outliers 5
Potential Obs. Test Critical Critical
# Mean sd outlier Number value value (5%) value (1%)
1 -12.06 1.98 -7.088 57 2.509 3.23 3.59
2 -12.13 1.909 -7.567 5 2.392 3.22 3.585
3 -12.21 1.834 -8.15 4 2.212 3.22 3.58
4 -12.27 1.773 -8.236 65 2.276 3.21 3.57
5 -12.34 1.709 -8.565 7 2.207 3.205 3.565
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for 05 (wet scrubber)
-------
Mean
Standard Deviation
Number of data
Number of suspected outliers
# Mean
1 -13.08
2 -13.18
3 -13.1
4 -13.04
5 -12.97
sd
1.257
1.155
1.074
1.024
0.968
-13.08
1.275
35
5
Potential
outlier
-9.774
-15.81
-15.16
-15.1
-14.68
Obs.
Number
4
5
2
3
35
Test
value
2.633
2.276
1.919
2.017
1.761
Critical
value (5%)
2.98
2.97
2.95
2.94
2.92
Critical
value (1%)
3.32
3.3
3.29
3.27
3.25
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_Assess\Coal_Chromium
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: C3(dry scrubber)
Background Data: C3(wet scrubber)
Raw Statistics
Site
Number of Valid Observations 31
Number of Distinct Observations 30
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
34
1.4000E-7 1.3600E-7
7.5200E-6 5.6900E-5
1.5370E-6 4.7491 E-6
1.2200E-6 2.1400E-6
1.4656E-6 9.5665E-6
2.6324E-7 1.6170E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-1.849
-1.961
Critical
t (0.050) P-Value
1.669 0.965
1.688 0.971
Method DF
Pooled (Equal Variance) 64
Welch-Satterthwaite (Unequal Vari 35.8
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.148E-12
Variance of Background 9.152E-11
Numerator DF Denominator DF
34 30
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
42.604
P-Value
0.000
-------
3
o-
a>
Histograms for CO (dry scrubber), CO ...
0.00
3.0
6.0
9.0
12.0
15.0
18.0
21.0
24.0
27.0
30.0
33.0
36.0
39.0
42.0
Data
CO (dry scrubber)
CO (esp)
CO (fabric filter)
CO (wet scrubber)
-------
Coal Fired Utility Boiler
Cobalt Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Cobalt Emissions Factor are presented
on the following page with three sets of columns. The left set of columns contains data from
all facilities and presents SCC, Submittal ID, emissions factors, the natural log of the emissions
factor and the control measure employed. The middle set of columns contains the same
information except that the control identifier for ESP's and FF's are merged to ESP-FF since
the analysis indicated that there was no statistical difference in average emissions. The right
set of columns contains the same information except that the Wet Scubber and Dry Scrubber
controls are merged since the analysis indicated that there was a statistical difference
between the particulate controls (ESP & FF) but there was no statistical difference between
the acid gas controls (Wet Scrubber & Dry Scrubber). The site specific emissions factors
presented are as determined using the f factor method rather than the emissions factor
determined by dividing the hourly emissions by the coal feed and associated proximate
analysis. Subsequent pages provide the assessments as performed using EPA's statistical
software ProUCL. The assessments provide support for developing a combined national
emissions factors for ESP and Fabric Filters, and for developing a combined national emissions
factor for Dry Scrubbing and Wet Scrubbing controls. Separate emissions factors were
developed for the reasons cited earlier.
The resulting calculated cobalt emissions factors are:
ESP and FF controls
Dry Scrubbing & Wet
Scrubbing controls
Emissions Factor
Ib/mmBtu
1.58 x 10'6
S.lOxlO7
Number of
Supporting Tests
65
66
Quality Indicator
Highly Representative
Highly Representative
-------
Cobalt Data
sec
10100202
10100202
10100202
10300222
10100202
10100202
10100202
10100202
10100224
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100202
10100211
10100212
10100212
10100223
10100223
10100201
10100222
10100202
10100202
10100223
10100223
10100223
10100223
All
submittal
ID
1176
1185
1187
1276
1117
1118
1119
1915
1120
1117
1177
1637
1638
1826
1330
1738
1743
2239
2055
18261
966
900
1647
1648
1307
1327
2319
2259
1515
1972
2315
23151
23152
23153
Cobalt Data
Ib/mmBtu LN
O2 #/mmBtu Controls
4.10E-07 -14.7071 Wet
1.15E-07 -15.9783 Wet
1.83E-07 -15.5138 Wet
1.85E-07 -15.5029 Wet
4.90E-07 -14.5289 Wet
3.21 E-07 -14.9518 Wet
3.40E-07 -14.8943 Wet
8.48E-08 -16.283 Wet
1.97E-07 -15.4401 Wet
4.90E-07 -14.5289 Wet
3.34E-07 -14.9121 Wet
1.43E-07 -15.7604 Wet
1.54E-07 -15.6863 Wet
4.09E-07 -14.7096 Wet
4.05E-07 -14.7194 Wet
9.53E-07 -13.8637 Wet
2.94E-07 -15.0397 Wet
6.03E-08 -16.6239 Wet
1.93E-07 -15.4606 Wet
4.10E-07 -14.7071 Wet
5.64E-07 -14.3882 Wet
1.26E-07 -15.887 Wet
1.43E-08 -18.063 Wet
3.74E-08 -17.1016 Wet
9.99E-06 -11.5139 Wet
1.13E-07 -15.9959 Wet
7.68E-08 -16.3821 Wet
6.71 E-08 -16.5171 Wet
6.16E-08 -16.6026 Wet
1.05E-06 -13.7667 Wet
6.91 E-07 -14.1851 Wet
4.41 E-07 -14.6342 Wet
2.57E-07 -15.1742 Wet
5.27E-07 -14.4561 Wet
(
sec
10100222
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100205
10100202
10100203
10100202
10100202
10100203
10100218
10100222
10100205
10100202
10100202
10100218
10100205
10100226
10100202
10100205
10100203
10100202
10100226
10100222
10100205
10100202
10100202
10100202
10100202
10100221
lobalt DC
submittal
ID
1726
1611
565
560
1133
1249
947
1942
1349
8761
1052
1909
1563
1734
1563
1449
13461
1129
1507
1563
1346
1398
8761
1346111
1735
2021
1938
2206
134611
2022
550002
1189
1190
2170
ita merged ESP/FF
Ib/mmBtu LN
O2 #/mmBtu Controls
4.82E-08 -16.8479 Dry
5.03E-08 -16.8053 Dry
5.63E-08 -16.6926 Dry
5.82E-08 -16.6594 Dry
5.94E-08 -16.6385 Dry
7.70E-08 -16.3795 Dry
8.37E-08 -16.296 Dry
9.11E-08 -16.2113 Dry
1.20E-07 -15.9358 Dry
1.74E-07 -15.5642 Dry
1.76E-07 -15.5528 Dry
1.84E-07 -15.5083 Dry
2.79E-07 -15.0921 Dry
2.88E-07 -15.0588 Dry
2.91 E-07 -15.0499 Dry
3.01 E-07 -15.0162 Dry
3.01E-07 -15.0162 Dry
3.53E-07 -14.8575 Dry
3.94E-07 -14.7469 Dry
4.37E-07 -14.6433 Dry
4.42E-07 -14.632 Dry
5.88E-07 -14.3465 Dry
6.30E-07 -14.2775 Dry
6.40E-07 -14.2618 Dry
6.77E-07 -14.2056 Dry
6.88E-07 -14.1895 Dry
7.14E-07 -14.1528 Dry
8.24E-07 -14.0091 Dry
1.25E-06 -13.5924 Dry
3.08E-06 -12.6906 Dry
9.14E-06 -11.6029 Dry
2.93E-08 -17.3457 ESP-FF
5.44E-08 -16.7269 ESP-FF
5.89E-08 -16.648 ESP-FF
c
sec
10100212
10100202
10100212
10100222
10100202
10100202
10100212
10100202
10100221
10100202
10100202
10100202
10100202
10100222
10100201
10100202
10100202
10100202
10100202
10100223
10100202
10100205
10100212
10100211
10100222
10100202
10100202
10100222
10100222
10100202
10100202
10100203
10100202
10100202
obalt Dal
submittal
ID
1647
1189
1648
1726
1611
1190
565
560
2170
1133
2239
1515
2161
2259
2319
1249
947
1915
1942
1327
1185
1349
1021
900
10040004
1637
1597
1832
1833
1638
8761
1052
1187
1909
:a Merged Dry/Wet
Ib/mmBtu LN
O2 #/mmBtu Controls
1.43E-08 -18.063 AcidCon
2.93E-08 -17.3457 ESP-FF
3.74E-08 -17.1016 AcidCon
4.82E-08 -16.8479 AcidCon
5.03E-08 -16.8053 AcidCon
5.44E-08 -16.7269 ESP-FF
5.63E-08 -16.6926 AcidCon
5.82E-08 -16.6594 AcidCon
5.89E-08 -16.648 ESP-FF
5.94E-08 -16.6385 AcidCon
6.03E-08 -16.6239 AcidCon
6.16E-08 -16.6026 AcidCon
6.67E-08 -16.5231 ESP-FF
6.71 E-08 -16.5171 AcidCon
7.68E-08 -16.3821 AcidCon
7.70E-08 -16.3795 AcidCon
8.37E-08 -16.296 AcidCon
8.48E-08 -16.283 AcidCon
9.11E-08 -16.2113 AcidCon
1.13E-07 -15.9959 AcidCon
1.15E-07 -15.9783 AcidCon
1.20E-07 -15.9358 AcidCon
1.26E-07 -15.8904 ESP-FF
1.26E-07 -15.887 AcidCon
1.28E-07 -15.8712 ESP-FF
1.43E-07 -15.7604 AcidCon
1.45E-07 -15.7465 ESP-FF
1.46E-07 -15.7397 ESP-FF
1.53E-07 -15.6928 ESP-FF
1.54E-07 -15.6863 AcidCon
1.74E-07 -15.5642 AcidCon
1.76E-07 -15.5528 AcidCon
1.83E-07 -15.5138 AcidCon
1.84E-07 -15.5083 AcidCon
-------
Cobalt Data
sec
10100202
10100226
10100222
10100226
10100203
10100203
10100202
10100222
10100202
10100212
10100202
10100202
10100226
10100202
10100202
10100202
10100202
10100202
10100202
10100218
10100218
10100203
10100205
10100205
10100222
10100205
10100205
10100205
10100202
10100202
10100202
10100202
10100202
10100222
All
submittal
ID
541
1558
1726
1938
1735
1734
550002
1449
560
565
1133
1129
1398
1942
1611
1909
2021
1249
1563
1563
1563
1052
1349
1346
2206
13461
134611
1346111
1507
8761
8761
2022
947
1841
Cobalt Data
Ib/mmBtu LN
O2 #/mmBtu Controls
6.55E-07 -14.2386 Wet
3.19E-07 -14.9581 Wet
4.82E-08 -16.8479 Dry
7.14E-07 -14.1528 Dry
6.77E-07 -14.2056 Dry
2.88E-07 -15.0588 Dry
9.14E-06 -11.6029 Dry
3.01 E-07 -15.0162 Dry
5.82E-08 -16.6594 Dry
5.63E-08 -16.6926 Dry
5.94E-08 -16.6385 Dry
3.53E-07 -14.8575 Dry
5.88E-07 -14.3465 Dry
9.11E-08 -16.2113 Dry
5.03E-08 -16.8053 Dry
1.84E-07 -15.5083 Dry
6.88E-07 -14.1895 Dry
7.70E-08 -16.3795 Dry
2.79E-07 -15.0921 Dry
2.91 E-07 -15.0499 Dry
4.37E-07 -14.6433 Dry
1.76E-07 -15.5528 Dry
1.20E-07 -15.9358 Dry
4.42E-07 -14.632 Dry
8.24E-07 -14.0091 Dry
3.01E-07 -15.0162 Dry
1.25E-06 -13.5924 Dry
6.40E-07 -14.2618 Dry
3.94E-07 -14.7469 Dry
6.30E-07 -14.2775 Dry
1.74E-07 -15.5642 Dry
3.08E-06 -12.6906 Dry
8.37E-08 -16.296 Dry
3.61 E-07 -14.8344 FF
(
sec
10100202
10100212
10100222
10100202
10100222
10100222
10100222
10100202
10100221
10100222
10100202
10100202
10100212
10100202
10100222
10100222
10100212
10100202
10100222
10100218
10100202
10100223
10100202
10100223
10100223
10100202
10100211
10100203
10100212
10100222
10100202
10100202
10100218
10100202
lobalt DC
submittal
ID
2161
1021
10040004
1597
1832
1833
2274
1654
1835
1854
1606
1004
3197
2095
1841
845
22791
2195
21351
2088
1471
12861
1902
2070
2302
10040002
1642
894
731
2011
979
1154
1310
63254
ita merged ESP/FF
Ib/mmBtu LN
O2 #/mmBtu Controls
6.67E-08 -16.5231 ESP-FF
1.26E-07 -15.8904 ESP-FF
1.28E-07 -15.8712 ESP-FF
1.45E-07 -15.7465 ESP-FF
1.46E-07 -15.7397 ESP-FF
1.53E-07 -15.6928 ESP-FF
1.89E-07 -15.4815 ESP-FF
1.99E-07 -15.43 ESP-FF
2.32E-07 -15.2744 ESP-FF
2.45E-07 -15.222 ESP-FF
2.57E-07 -15.1742 ESP-FF
2.88E-07 -15.0603 ESP-FF
3.00E-07 -15.0195 ESP-FF
3.43E-07 -14.8855 ESP-FF
3.61 E-07 -14.8344 ESP-FF
3.86E-07 -14.7674 ESP-FF
3.97E-07 -14.7392 ESP-FF
4.00E-07 -14.7318 ESP-FF
4.10E-07 -14.7071 ESP-FF
4.11E-07 -14.7047 ESP-FF
4.14E-07 -14.6974 ESP-FF
4.16E-07 -14.6926 ESP-FF
4.44E-07 -14.6274 ESP-FF
4.53E-07 -14.6074 ESP-FF
5.02E-07 -14.5047 ESP-FF
6.09E-07 -14.3114 ESP-FF
6.40E-07 -14.2618 ESP-FF
6.47E-07 -14.2509 ESP-FF
7.00E-07 -14.1715 ESP-FF
7.63E-07 -14.086 ESP-FF
9.02E-07 -13.9187 ESP-FF
9.17E-07 -13.9022 ESP-FF
1.13E-06 -13.6933 ESP-FF
1.16E-06 -13.6671 ESP-FF
c
sec
10300222
10100222
10100202
10100224
10100202
10100221
10100222
10100202
10100223
10100202
10100202
10100203
10100218
10100202
10100212
10100222
10100205
10100226
10100202
10100212
10100202
10100202
10100202
10100222
10100222
10100202
10100212
10100202
10100202
10100202
10100222
10100202
10100202
10100218
obalt Dal
submittal
ID
1276
2274
2055
1120
1654
1835
1854
1606
23152
1563
1004
1734
1563
1743
3197
1449
13461
1558
1118
1177
1119
2095
1129
1841
845
1507
22791
2195
1330
1826
21351
1176
18261
2088
:a Merged Dry/Wet
Ib/mmBtu LN
O2 #/mmBtu Controls
1.85E-07 -15.5029 AcidCon
1.89E-07 -15.4815 ESP-FF
1.93E-07 -15.4606 AcidCon
1.97E-07 -15.4401 AcidCon
1.99E-07 -15.43 ESP-FF
2.32E-07 -15.2744 ESP-FF
2.45E-07 -15.222 ESP-FF
2.57E-07 -15.1742 ESP-FF
2.57E-07 -15.1742 AcidCon
2.79E-07 -15.0921 AcidCon
2.88E-07 -15.0603 ESP-FF
2.88E-07 -15.0588 AcidCon
2.91 E-07 -15.0499 AcidCon
2.94E-07 -15.0397 AcidCon
3.00E-07 -15.0195 ESP-FF
3.01 E-07 -15.0162 AcidCon
3.01E-07 -15.0162 AcidCon
3.19E-07 -14.9581 AcidCon
3.21 E-07 -14.9518 AcidCon
3.34E-07 -14.9121 AcidCon
3.40E-07 -14.8943 AcidCon
3.43E-07 -14.8855 ESP-FF
3.53E-07 -14.8575 AcidCon
3.61 E-07 -14.8344 ESP-FF
3.86E-07 -14.7674 ESP-FF
3.94E-07 -14.7469 AcidCon
3.97E-07 -14.7392 ESP-FF
4.00E-07 -14.7318 ESP-FF
4.05E-07 -14.7194 AcidCon
4.09E-07 -14.7096 AcidCon
4.10E-07 -14.7071 ESP-FF
4.10E-07 -14.7071 AcidCon
4.10E-07 -14.7071 AcidCon
4.11E-07 -14.7047 ESP-FF
-------
Cobalt Data
sec
10100222
10100202
10100222
10100222
10100221
10100202
10100218
10100202
10100202
10100202
10100202
10100221
10100202
10100202
10100202
10100218
10100222
10100218
10100202
10100202
10100222
10100222
10100223
10100226
10100202
10100212
10100212
10100202
10100202
10100203
10100226
10100202
10100222
10100222
All
submittal
ID
879456
1244
1832
1833
1835
1597
1310
1189
1190
2095
1606
2170
735
1654
63254
2088
845
524
734
736
2013
2011
2009
1141
1154
1021
3197
1902
1636
1809
2278
1845
1854
10040004
Cobalt Data
Ib/mmBtu LN
O2 #/mmBtu Controls
1.86E-06 -13.1949 FF
4.11E-06 -12.4028 FF
1.46E-07 -15.7397 FF
1.53E-07 -15.6928 FF
2.32E-07 -15.2744 FF
1.45E-07 -15.7465 FF
1.13E-06 -13.6933 FF
2.93E-08 -17.3457 FF
5.44E-08 -16.7269 FF
3.43E-07 -14.8855 FF
2.57E-07 -15.1742 FF
5.89E-08 -16.648 FF
5.08E-06 -12.1904 FF
1.99E-07 -15.43 FF
1.16E-06 -13.6671 FF
4.11E-07 -14.7047 FF
3.86E-07 -14.7674 FF
3.40E-06 -12.5917 FF
1.91E-06 -13.1707 FF
2.99E-06 -12.7194 FF
1.70E-06 -13.2849 ESP
7.63E-07 -14.086 ESP
1.42E-06 -13.4649 ESP
2.20E-06 -13.0271 ESP
9.17E-07 -13.9022 ESP
1.26E-07 -15.8904 ESP
3.00E-07 -15.0195 ESP
4.44E-07 -14.6274 ESP
2.83E-06 -12.7752 ESP
1.84E-06 -13.2057 ESP
2.16E-06 -13.0454 ESP
5.00E-06 -12.2061 ESP
2.45E-07 -15.222 ESP
1.28E-07 -15.8712 ESP
(
sec
10100204
10100212
10100202
10100202
10100202
10100212
10100223
10100222
10100203
10100222
10100202
10100212
10100226
10100226
10100201
10100202
10100202
10100223
10100202
10100218
10100202
10100202
10100222
10100202
10100202
10100203
10100204
10100201
10100212
10100212
10100202
10100202
10100222
10100201
lobalt DC
submittal
ID
1113
632
2276
1989
1906
2279
2009
2013
1809
879456
734
2103
2278
1141
902
1636
736
828
993
524
1244
975
2135
1845
735
892
1111
903
1647
1648
2239
1515
2259
2319
ita merged ESP/FF
Ib/mmBtu LN
O2 #/mmBtu Controls
1.18E-06 -13.65 ESP-FF
1.23E-06 -13.6085 ESP-FF
1.27E-06 -13.5765 ESP-FF
1.28E-06 -13.5687 ESP-FF
1.40E-06 -13.479 ESP-FF
1.41E-06 -13.4711 ESP-FF
1.42E-06 -13.4649 ESP-FF
1.70E-06 -13.2849 ESP-FF
1.84E-06 -13.2057 ESP-FF
1.86E-06 -13.1949 ESP-FF
1.91E-06 -13.1707 ESP-FF
2.01E-06 -13.1174 ESP-FF
2.16E-06 -13.0454 ESP-FF
2.20E-06 -13.0271 ESP-FF
2.82E-06 -12.7788 ESP-FF
2.83E-06 -12.7752 ESP-FF
2.99E-06 -12.7194 ESP-FF
3.30E-06 -12.6216 ESP-FF
3.35E-06 -12.6066 ESP-FF
3.40E-06 -12.5917 ESP-FF
4.11E-06 -12.4028 ESP-FF
4.78E-06 -12.2511 ESP-FF
4.96E-06 -12.2141 ESP-FF
5.00E-06 -12.2061 ESP-FF
5.08E-06 -12.1904 ESP-FF
6.30E-06 -11.975 ESP-FF
7.00E-06 -11.8696 ESP-FF
8.70E-06 -11.6522 ESP-FF
1.43E-08 -18.063 Wet
3.74E-08 -17.1016 Wet
6.03E-08 -16.6239 Wet
6.16E-08 -16.6026 Wet
6.71 E-08 -16.5171 Wet
7.68E-08 -16.3821 Wet
c
sec
10100202
10100223
10100218
10100223
10100205
10100202
10100223
10100202
10100202
10100223
10100223
10100202
10100226
10100202
10100202
10100205
10100211
10100203
10100202
10100203
10100202
10100223
10100212
10100226
10100222
10100222
10100202
10100202
10100202
10100202
10100218
10100202
10100204
10100212
obalt Dal
submittal
ID
1471
12861
1563
23151
1346
1902
2070
1117
1117
2302
23153
966
1398
10040002
8761
1346111
1642
894
541
1735
2021
2315
731
1938
2011
2206
979
1154
1738
1972
1310
63254
1113
632
:a Merged Dry/Wet
Ib/mmBtu LN
O2 #/mmBtu Controls
4.14E-07 -14.6974 ESP-FF
4.16E-07 -14.6926 ESP-FF
4.37E-07 -14.6433 AcidCon
4.41 E-07 -14.6342 AcidCon
4.42E-07 -14.632 AcidCon
4.44E-07 -14.6274 ESP-FF
4.53E-07 -14.6074 ESP-FF
4.90E-07 -14.5289 AcidCon
4.90E-07 -14.5289 AcidCon
5.02E-07 -14.5047 ESP-FF
5.27E-07 -14.4561 AcidCon
5.64E-07 -14.3882 AcidCon
5.88E-07 -14.3465 AcidCon
6.09E-07 -14.3114 ESP-FF
6.30E-07 -14.2775 AcidCon
6.40E-07 -14.2618 AcidCon
6.40E-07 -14.2618 ESP-FF
6.47E-07 -14.2509 ESP-FF
6.55E-07 -14.2386 AcidCon
6.77E-07 -14.2056 AcidCon
6.88E-07 -14.1895 AcidCon
6.91 E-07 -14.1851 AcidCon
7.00E-07 -14.1715 ESP-FF
7.14E-07 -14.1528 AcidCon
7.63E-07 -14.086 ESP-FF
8.24E-07 -14.0091 AcidCon
9.02E-07 -13.9187 ESP-FF
9.17E-07 -13.9022 ESP-FF
9.53E-07 -13.8637 AcidCon
1.05E-06 -13.7667 AcidCon
1.13E-06 -13.6933 ESP-FF
1.16E-06 -13.6671 ESP-FF
1.18E-06 -13.65 ESP-FF
1.23E-06 -13.6085 ESP-FF
-------
Cobalt Data
sec
10100212
10100222
10100212
10100222
10100202
10100223
10100212
10100223
10100204
10100204
10100222
10100202
10100223
10100202
10100202
10100202
10100202
10100202
10100202
10100203
10100203
10100223
10100201
10100201
10100202
10100202
10100202
10100211
10100212
10100212
All
submittal
ID
22791
21351
2279
2274
2276
12861
2103
2302
1111
1113
2135
1906
2070
10040002
2195
1004
1471
975
993
894
892
828
902
903
979
1989
2161
1642
632
731
Cobalt Data
Ib/mmBtu LN
O2 #/mmBtu Controls
3.97E-07 -14.7392 ESP
4.10E-07 -14.7071 ESP
1.41E-06 -13.4711 ESP
1.89E-07 -15.4815 ESP
1.27E-06 -13.5765 ESP
4.16E-07 -14.6926 ESP
2.01E-06 -13.1174 ESP
5.02E-07 -14.5047 ESP
7.00E-06 -11.8696 ESP
1.18E-06 -13.65 ESP
4.96E-06 -12.2141 ESP
1.40E-06 -13.479 ESP
4.53E-07 -14.6074 ESP
6.09E-07 -14.3114 ESP
4.00E-07 -14.7318 ESP
2.88E-07 -15.0603 ESP
4.14E-07 -14.6974 ESP
4.78E-06 -12.2511 ESP
3.35E-06 -12.6066 ESP
6.47E-07 -14.2509 ESP
6.30E-06 -11.975 ESP
3.30E-06 -12.6216 ESP
2.82E-06 -12.7788 ESP
8.70E-06 -11.6522 ESP
9.02E-07 -13.9187 ESP
1.28E-06 -13.5687 ESP
6.67E-08 -16.5231 ESP
6.40E-07 -14.2618 ESP
1.23E-06 -13.6085 ESP
7.00E-07 -14.1715 ESP
(
sec
10100202
10100223
10100202
10100211
10100202
10100202
10100202
10300222
10100202
10100224
10100223
10100202
10100226
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100223
10100202
10100202
10100223
10100202
10100202
10100223
10100202
10100202
lobalt DC
submittal
ID
1915
1327
1185
900
1637
1638
1187
1276
2055
1120
23152
1743
1558
1118
1177
1119
1330
1826
1176
18261
23151
1117
1117
23153
966
541
2315
1738
1972
ita merged ESP/FF
Ib/mmBtu LN
O2 #/mmBtu Controls
8.48E-08 -16.283 Wet
1.13E-07 -15.9959 Wet
1.15E-07 -15.9783 Wet
1.26E-07 -15.887 Wet
1.43E-07 -15.7604 Wet
1.54E-07 -15.6863 Wet
1.83E-07 -15.5138 Wet
1.85E-07 -15.5029 Wet
1.93E-07 -15.4606 Wet
1.97E-07 -15.4401 Wet
2.57E-07 -15.1742 Wet
2.94E-07 -15.0397 Wet
3.19E-07 -14.9581 Wet
3.21 E-07 -14.9518 Wet
3.34E-07 -14.9121 Wet
3.40E-07 -14.8943 Wet
4.05E-07 -14.7194 Wet
4.09E-07 -14.7096 Wet
4.10E-07 -14.7071 Wet
4.10E-07 -14.7071 Wet
4.41 E-07 -14.6342 Wet
4.90E-07 -14.5289 Wet
4.90E-07 -14.5289 Wet
5.27E-07 -14.4561 Wet
5.64E-07 -14.3882 Wet
6.55E-07 -14.2386 Wet
6.91 E-07 -14.1851 Wet
9.53E-07 -13.8637 Wet
1.05E-06 -13.7667 Wet
c
sec
10100205
10100202
10100202
10100202
10100212
10100223
10100222
10100203
10100222
10100202
10100212
10100226
10100226
10100201
10100202
10100202
10100202
10100223
10100202
10100218
10100202
10100202
10100222
10100202
10100202
10100203
10100204
10100201
10100202
obalt Dal
submittal
ID
134611
2276
1989
1906
2279
2009
2013
1809
879456
734
2103
2278
1141
902
1636
736
2022
828
993
524
1244
975
2135
1845
735
892
1111
903
550002
:a Merged Dry/Wet
Ib/mmBtu LN
O2 #/mmBtu Controls
1.25E-06 -13.5924 AcidCon
1.27E-06 -13.5765 ESP-FF
1.28E-06 -13.5687 ESP-FF
1.40E-06 -13.479 ESP-FF
1.41E-06 -13.4711 ESP-FF
1.42E-06 -13.4649 ESP-FF
1.70E-06 -13.2849 ESP-FF
1.84E-06 -13.2057 ESP-FF
1.86E-06 -13.1949 ESP-FF
1.91E-06 -13.1707 ESP-FF
2.01E-06 -13.1174 ESP-FF
2.16E-06 -13.0454 ESP-FF
2.20E-06 -13.0271 ESP-FF
2.82E-06 -12.7788 ESP-FF
2.83E-06 -12.7752 ESP-FF
2.99E-06 -12.7194 ESP-FF
3.08E-06 -12.6906 AcidCon
3.30E-06 -12.6216 ESP-FF
3.35E-06 -12.6066 ESP-FF
3.40E-06 -12.5917 ESP-FF
4.11E-06 -12.4028 ESP-FF
4.78E-06 -12.2511 ESP-FF
4.96E-06 -12.2141 ESP-FF
5.00E-06 -12.2061 ESP-FF
5.08E-06 -12.1904 ESP-FF
6.30E-06 -11.975 ESP-FF
7.00E-06 -11.8696 ESP-FF
8.70E-06 -11.6522 ESP-FF
9.14E-06 -11.6029 AcidCon
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -15.05
Standard Deviation 1.23
Number of data 31
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.05
-15.16
-15.25
-15.31
-15.25
sd
1.21
1.069
0.978
0.942
0.909
Potential
outlier
-11.6
-12.69
-13.59
-16.85
-16.81
Obs.
Number
31
30
29
1
2
Test Critical Critical
value value (5%) value (1%)
2.848 2.92 3.25
2.314 2.91 3.24
1.694 2.89 3.22
1.634 2.88 3.2
1.708 2.86 3.18
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -13.83
Standard Deviation 1.158
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.83
-13.77
-13.82
-13.77
-13.72
sd
1.145
1.094
1.055
1.016
0.971
Potential
outlier
-16.52
-11.65
-15.89
-15.87
-11.87
Obs.
Number
1
44
2
3
43
Test Critical Critical
value value (5%) value (1%)
2.349 3.08 3.43
1.938 3.07 3.41
1.96 3.06 3.4
2.066 3.05 3.39
1.906 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN #/mmBtu (ff)
Number of data = 21
-------
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -12.19039596 is a Potential Outlier (Uppe
Test Statistic: 0.090
For 10% significance level, -12.19039596 is not an outlier.
For 5% significance level, -12.19039596 is not an outlier.
For 1% significance level, -12.19039596 is not an outlier.
2. Data Value -17.34567832 is a Potential Outlier (Lower
Test Statistic: 0.147
For 10% significance level, -17.34567832 is not an outlier.
For 5% significance level, -17.34567832 is not an outlier.
For 1% significance level, -17.34567832 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -15.21
Standard Deviation 1.144
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-15.21
-15.32
-15.24
-15.18
-15.14
sd
1.128
0.966
0.852
0.798
0.767
Potential
outlier
-11.51
-18.06
-17.1
-16.62
-16.6
Obs.
Number
36
1
2
3
4
Test Critical Critical
value value (5%) value (1%)
3.28 2.99 3.33
2.842 2.98 3.32
2.187 2.97 3.3
1.807 2.95 3.29
1.912 2.94 3.27
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -11.51 is a Potential Statistical Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(esp)
Background Data: 'lb/mmBtuO2'(ff)
Raw Statistics
ESP
Number of Valid Observations 44
Number of Distinct Observations 44
Minimum
Maximum
Mean
Median
SD
SE of Mean
Fabric Filter
21
21
6.6700E-8 2.9300E-8
8.7000E-6 5.0800E-6
1.7749E-6 1.1626E-6
1.0485E-6 3.6100E-7
2.0113E-6 1.5057E-6
3.0321 E-7 3.2856E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.237
1.369
Critical
t (0.050) P-Value
1.669 0.110
1.675 0.088
Method DF
Pooled (Equal Variance) 63
Welch-Satterthwaite (Unequal Vari 51.3
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 4.045E-12
Variance of Background 2.267E-12
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.784
P-Value
0.163
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(ff)
Background Data: 'lb/mmBtuO2'(esp)
Raw Statistics
Fabric Filte ESP
Number of Valid Observations 21 44
Number of Distinct Observations 21 44
Minimum
Maximum
Mean
Median
SD
SE of Mean
2.9300E-8 6.6700E-8
5.0800E-6 8.7000E-6
1.1626E-6 1.7749E-6
3.6100E-7 1.0485E-6
1.5057E-6 2.0113E-6
3.2856E-7 3.0321 E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-1.237
-1.369
Critical
t (0.050) P-Value
1.669 0.890
1.675 0.912
Method DF
Pooled (Equal Variance) 63
Welch-Satterthwaite (Unequal Vari 51.3
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.267E-12
Variance of Background 4.045E-12
Numerator DF Denominator DF
43 20
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.784
P-Value
0.163
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' com(esp-ff)
Background Data: 'lb/mmBtuO2' com(dry)
Raw Statistics
Site
Number of Valid Observations 65
Number of Distinct Observations 65
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
31
30
2.9300E-8 4.8200E-8
8.7000E-6 9.1400E-6
1.5771E-6 7.2565E-7
7.6300E-7 3.0100E-7
1.8734E-6 1.6611E-6
2.3237E-7 2.9834E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
94
66.0
t-Test
Value
2.157
2.252
Critical
t (0.050)
1.661
1.668
P-Value
0.017
0.014
Test of Equality of Variances
Variance of Site 3.510E-12
Variance of Background 2.759E-12
Numerator DF Denominator DF
64 30
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.272
P-Value
0.475
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' com(esp-ff)
Background Data: 'lb/mmBtuO2' com(wet)
Raw Statistics
Site
Number of Valid Observations 65
Number of Distinct Observations 65
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
33
2.9300E-8 1.4300E-8
8.7000E-6 1.0500E-6
1.5771E-6 3.1918E-7
7.6300E-7 2.9400E-7
1.8734E-6 2.5032E-7
2.3237E-7 4.2312E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
98
68.2
t-Test
Value
3.944
5.326
Critical
t (0.050)
1.661
1.668
P-Value
0.000
0.000
Test of Equality of Variances
Variance of Site 3.510E-12
Variance of Background 6.266E-14
Numerator DF Denominator DF
64 34
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
56.010
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' com(dry)
Background Data: 'lb/mmBtuO2' com(wet)
Raw Statistics
Site
Number of Valid Observations 31
Number of Distinct Observations 30
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
33
4.8200E-8 1.4300E-8
9.1400E-6 1.0500E-6
7.2565E-7 3.1918E-7
3.0100E-7 2.9400E-7
1.6611E-6 2.5032E-7
2.9834E-7 4.2312E-8
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.431
1.349
Critical
t (0.050) P-Value
1.669 0.079
1.696 0.094
Method DF
Pooled (Equal Variance) 64
Welch-Satterthwaite (Unequal Vari 31.2
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.759E-12
Variance of Background 6.266E-14
Numerator DF Denominator DF
30 34
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
44.034
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' com(wet)
Background Data: 'lb/mmBtuO2' com(dry)
Raw Statistics
Site
Number of Valid Observations 35
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
31
30
1.4300E-8 4.8200E-8
1.0500E-6 9.1400E-6
3.1918E-7 7.2565E-7
2.9400E-7 3.0100E-7
2.5032E-7 1.6611E-6
4.2312E-8 2.9834E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-1.431
-1.349
Critical
t (0.050) P-Value
1.669 0.921
1.696 0.906
Method DF
Pooled (Equal Variance) 64
Welch-Satterthwaite (Unequal Vari 31.2
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 6.266E-14
Variance of Background 2.759E-12
Numerator DF Denominator DF
30 34
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
44.034
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' acd(esp-ff)
Background Data: 'lb/mmBtuO2' acd(acidcon)
Raw Statistics
ESP-FF
Number of Valid Observations 65
Number of Distinct Observations 65
Minimum
Maximum
Mean
Median
SD
SE of Mean
Wet/Dry Scrub
66
63
2.9300E-8 1.4300E-8
8.7000E-6 9.1400E-6
1.5771E-6 5.1010E-7
7.6300E-7 2.9750E-7
1.8734E-6 1.1611E-6
2.3237E-7 1.4292E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
129
106.6
t-Test
Value
3.925
3.911
Critical
t (0.050)
1.657
1.659
P-Value
0.000
0.000
Test of Equality of Variances
Variance of Site 3.510E-12
Variance of Background 1.348E-12
Numerator DF Denominator DF
64 65
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
2.603
P-Value
0.000
-------
Histograms for Cobalt (ESP/FF. Wet/Dry Scrub)
| 'Ita AnmBtu02' acd (acidcon) J 'lb.^mBtu02' acd (esp-ff)
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
mBtuO2'acd (acidcon) 66 1.4300E-8 9.1400E-6 5.1010E-7 2.9750E-7 1.348E-12 1.1611E-6 2.7947E-7 6.673 48.77 N/A
'mmBtuO2'acd (esp-ff) 65 2.9300E-8 8.7000E-6 1.5771E-6 7.6300E-7 3.510E-12 1.8734E-6 9.0437E-7 1.843 3.308 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
mBtuO2'acd (acidcon) 66 5.1800E-8 5.9850E-8 8.4800E-8 1.1625E-7 2.9750E-7 4.9000E-7 5.8800E-7 7.0250E-7 1.0258E-6 5.2010E-6
'mmBtuO2'acd (esp-ff) 65 7.8560E-8 1.4540E-7 2.5460E-7 3.4300E-7 7.6300E-7 2.0100E-6 2.8220E-6 4.5120E-6 5.0640E-6 7.6120E-6
-------
Coal Fired Utility Boiler
Lead Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Lead Emissions Factor are presented on
the following page with two sets of columns. The left set of columns contains data from all
facilities and presents SCC, Submittal ID, emissions factors, the natural log of the emissions
factor and the control measure employed. At the bottom of this column, data identified as
statistical outliers are highlighted and were not included in further assessments. The right set
of columns contains the same information except that the ESP controlled data are excluded
since the analysis indicated that there were no statistical difference between the Fabric Filter
controls and the acid gas controls (Wet Scrubber & Dry Scrubber). The site specific emissions
factors presented are as determined using the f factor method rather than the emissions
factor determined by dividing the hourly emissions by the coal feed and associated proximate
analysis. Subsequent pages provide the assessments as performed using EPA's statistical
software ProUCL. The assessments provide support for developing a national emissions factor
for ESP controlled boilers, and for developing a combined national emissions factor for Fabric
Filter, Dry Scrubbing and Wet Scrubbing controls. Separate emissions factors were developed
for the reasons cited earlier.
The resulting calculated lead emissions factors are:
ESP controls
Fabric Filter, Dry Scrubbing &
Wet Scrubbing controls
Emissions Factor
Ib/mmBtu
6.61 x 10'6
2.25 x 10'6
Number of
Supporting Tests
43
89
Quality Indicator
Highly Representative
Highly Representative
-------
Lead Emissions Data
All Lead Emissions Test Data
Lead Emissions Data less ESP & Outlier
sec
10100202
10100202
10100222
10100202
10100202
10100202
10100202
10100202
10100205
10100203
10100222
10100205
10100222
10100202
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10100212
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10100205
10100203
10100222
10100226
10100202
10100218
10100202
10100226
10100202
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10100222
10100212
10100202
10100212
10100226
10100202
10100202
10100202
10100212
10100223
10100212
10100202
10100202
10100223
submittal
ID
1611
947
1726
1249
1133
1488
1942
1129
13461
1052
1449
1346
1568
560
2021
8761
565
1346111
8761
1349
1734
134611
1735
2206
1398
698
1563
1563
1938
2022
550002
1909
1563
1021
10040004
2103
2161
22791
2278
1902
1004
2195
3197
2070
2279
979
10040002
12861
Ib/mmBtu
9.98E-08
1.32E-07
1.55E-07
2.33E-07
2.61E-07
2.94E-07
3.17E-07
3.53E-07
5.39E-07
5.78E-07
6.81 E-07
7.89E-07
8.44E-07
9.59E-07
l.OOE-06
1.02E-06
1.07E-06
1.21E-06
1.32E-06
1.55E-06
1.79E-06
1.99E-06
2.06E-06
2.06E-06
2.18E-06
2.86E-06
3.33E-06
3.35E-06
3.88E-06
4.82E-06
8.93E-06
1.07E-05
2.00E-05
2.89E-07
3.12E-07
4.78E-07
4.97E-07
6.39E-07
6.59E-07
6.67E-07
7.02E-07
7.32E-07
7.78E-07
9.71 E-07
1.18E-06
1.31E-06
1.40E-06
1.47E-06
LN
#/mmBtu
-16.120098
-15.840464
-15.679841
-15.272227
-15.159959
-15.039686
-14.964364
-14.856703
-14.43355
-14.363692
-14.199704
-14.0525
-13.985113
-13.857375
-13.815511
-13.795708
-13.747852
-13.62489
-13.537879
-13.377256
-13.232588
-13.127376
-13.093101
-13.092805
-13.036186
-12.764689
-12.612538
-12.60655
-12.459675
-12.242737
-11.626094
-11.445267
-10.819778
-15.056398
-14.980263
-14.553655
-14.514676
-14.263347
-14.232542
-14.220476
-14.169332
-14.127485
-14.066539
-13.844939
-13.653721
-13.545483
-13.479038
-13.430248
Controls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
sec
10100202
10100202
10100222
10100202
10100202
10100202
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10100205
10100203
10100222
10100205
10100222
10100202
10100202
10100202
10100212
10100205
10100202
10100205
10100203
10100205
10100203
10100222
10100226
10100202
10100218
10100202
10100226
10100202
10100202
10100202
10100218
10100221
10100222
10100222
10100202
10100202
10100221
10100202
10100202
10100222
10100202
10100202
10100218
10100218
10100202
10100202
submittal
ID
1611
947
1726
1249
1133
1488
1942
1129
13461
1052
1449
1346
1568
560
2021
8761
565
1346111
8761
1349
1734
134611
1735
2206
1398
698
1563
1563
1938
2022
550002
1909
1563
1835
1832
1833
1597
736
2170
1606
2095
845
1189
735
2088
1310
63254
1244
Ib/mmBtu
9.98E-08
1.32E-07
1.55E-07
2.33E-07
2.61E-07
2.94E-07
3. 17 E-07
3.53E-07
5.39E-07
5.78E-07
6. 81 E-07
7.89E-07
8.44E-07
9.59E-07
l.OOE-06
1.02E-06
1.07E-06
1.21E-06
1.32E-06
1.55E-06
1.79E-06
1.99E-06
2.06E-06
2.06E-06
2.18E-06
2.86E-06
3.33E-06
3.35E-06
3.88E-06
4.82E-06
8.93E-06
1.07 E-05
2.00E-05
1.32E-07
2. 91 E-07
3.21 E-07
3.97E-07
4.29E-07
4.36E-07
6.52E-07
6.59E-07
9.24E-07
1.07E-06
1.17E-06
1.43 E-06
1.59E-06
2.12E-06
2.17E-06
LN
#/mmBtu
-16.1201
-15.84046
-15.67984
-15.27223
-15.15996
-15.03969
-14.96436
-14.8567
-14.43355
-14.36369
-14.1997
-14.0525
-13.98511
-13.85737
-13.81551
-13.79571
-13.74785
-13.62489
-13.53788
-13.37726
-13.23259
-13.12738
-13.0931
-13.0928
-13.03619
-12.76469
-12.61254
-12.60655
-12.45968
-12.24274
-11.62609
-11.44527
-10.81978
-15.84039
-15.04994
-14.95182
-14.73933
-14.66211
-14.6459
-14.24322
-14.23254
-13.89455
-13.74785
-13.65426
-13.45784
-13.35178
-13.06409
-13.04126
Controls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
-------
Lead Emissions Data
All Lead Emissions Test Data
Lead Emissions Data less ESP & Outlier
sec
10100211
10100203
10100212
10100202
10100222
10100202
10100222
10100204
10100202
10100222
10100226
10100222
10100201
10100223
10100212
10100202
10100203
10100202
10100202
10100202
10100223
10100201
10100202
10100204
10100222
10100203
10100223
10100202
10100221
10100222
10100222
10100202
10100202
10100221
10100202
10100202
10100222
10100202
10100202
10100218
10100218
10100202
10100202
10100202
10100202
10100202
10100222
10100222
submittal
ID
1642
894
731
2276
2011
1154
2274
1113
1989
2013
1141
1854
902
2009
632
1906
1809
993
1636
975
828
903
1845
1111
21351
892
2302
1471
1835
1832
1833
1597
736
2170
1606
2095
845
1189
735
2088
1310
63254
1244
734
1654
1190
879456
1841
Ib/mmBtu
1.81E-06
2.13E-06
2.13E-06
2.14E-06
2.25E-06
2.33E-06
2.48E-06
3.06E-06
3.93E-06
4.03E-06
4.12E-06
4.60E-06
4.93E-06
6.30E-06
6.90E-06
7.21E-06
7.78E-06
7.99E-06
9.36E-06
9.61 E-06
9.93E-06
1.31E-05
1.41E-05
1.81E-05
1.89E-05
2.18E-05
2.26E-05
5.86E-05
1.32E-07
2.91 E-07
3.21 E-07
3.97E-07
4.29E-07
4.36E-07
6.52E-07
6.59E-07
9.24E-07
1.07E-06
1.17E-06
1.43E-06
1.59E-06
2.12E-06
2.17E-06
2.30E-06
2.38E-06
2.87E-06
3.80E-06
3.88E-06
LN
#/mmBtu
-13.222184
-13.059389
-13.057731
-13.054705
-13.00458
-12.969642
-12.907252
-12.697096
-12.446871
-12.421744
-12.399657
-12.289454
-12.220172
-11.974961
-11.883989
-11.840042
-11.763954
-11.73732
-11.579065
-11.552706
-11.51995
-11.242898
-11.169336
-10.919599
-10.876349
-10.733601
-10.697561
-9.7447759
-15.840394
-15.049943
-14.951825
-14.73933
-14.662105
-14.645895
-14.243221
-14.232542
-13.894554
-13.747852
-13.654257
-13.457836
-13.351777
-13.064094
-13.041257
-12.982453
-12.94841
-12.761199
-12.480509
-12.459675
Controls
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
sec
10100202
10100202
10100202
10100222
10100222
10100218
10100202
10100222
10100212
10100202
10100223
10300222
10100202
10100201
10100202
10100202
10100223
10100223
10100202
10100202
10100224
10100202
10100202
10100202
10100202
10100223
10100202
10100202
10100223
10100202
10100212
10100223
10100202
10100202
10100202
10100202
10100202
10100226
10100202
10100212
10100202
submittal
ID
734
1654
1190
879456
1841
524
1972
2259
1648
1743
1327
1276
2239
2319
1515
541
23152
23151
1637
1118
1120
1915
1187
1176
1638
23153
1185
1119
1307
2055
1647
2315
1117
1117
1330
1738
1826
1558
18261
1177
966
Ib/mmBtu
2.30E-06
2.38E-06
2.87E-06
3.80E-06
3.88E-06
6.96E-06
9.05E-08
1.42E-07
1.83E-07
2.20E-07
2.35E-07
2.36E-07
2.70E-07
2.79E-07
3.18E-07
3.21E-07
3.23E-07
3.79E-07
3.91E-07
4.00E-07
5. 11 E-07
5.14E-07
5.20E-07
5.57E-07
5.605E-07
5.87E-07
6.78E-07
7.83E-07
9.25E-07
9.82E-07
1.01 E-06
1.05E-06
1.12E-06
1.12E-06
1.20E-06
4.03E-06
4.77E-06
4.77E-06
7.95E-06
8.57E-06
3.70E-05
LN
#/mmBtu
-12.98245
-12.94841
-12.7612
-12.48051
-12.45968
-11.87533
-16.21792
-15.76744
-15.51378
-15.32964
-15.26368
-15.25943
-15.12484
-15.09205
-14.96121
-14.95182
-14.94561
-14.78573
-14.75456
-14.7318
-14.4869
-14.48104
-14.46944
-14.4007
-14.39451
-14.34824
-14.20412
-14.06013
-13.89347
-13.83367
-13.80556
-13.76672
-13.70218
-13.70218
-13.63319
-12.42174
-12.25316
-12.25316
-11.74234
-11.66724
-10.20459
Controls
FF
FF
FF
FF
FF
FF
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
-------
Lead Emissions Data
All Lead Emissions Test Data
Lead Emissions Data less ESP & Outlier
sec
10100218
10100202
10100222
10100212
10100202
10100223
10300222
10100202
10100201
10100202
10100202
10100223
10100223
10100202
10100202
10100224
10100202
10100202
10100202
10100202
10100223
10100202
10100202
10100223
10100202
10100212
10100223
10100202
10100202
10100202
10100202
10100202
10100226
10100202
10100212
10100202
10100202
10100222
10100211
submittal
ID
524
1972
2259
1648
1743
1327
1276
2239
2319
1515
541
23152
23151
1637
1118
1120
1915
1187
1176
1638
23153
1185
1119
1307
2055
1647
2315
1117
1117
1330
1738
1826
1558
18261
1177
966
1507
2135
900
LN
Ib/mmBtu #/mmBtu Controls
6.96E-06 -11.875331 FF
9.05E-08 -16.217916 Wet
1.42E-07 -15.767439 Wet
1.83E-07 -15.51378 Wet
2.20E-07 -15.329638 Wet
2.35E-07 -15.26368 Wet
2.36E-07 -15.259434 Wet
2.70E-07 -15.124844 Wet
2.79E-07 -15.092054 Wet
3.18E-07 -14.961214 Wet
3.21E-07 -14.951825 Wet
3.23E-07 -14.945614 Wet
3.79E-07 -14.78573 Wet
3.91E-07 -14.754558 Wet
4.00E-07 -14.731801 Wet
5.11E-07 -14.486896 Wet
5.14E-07 -14.481043 Wet
5.20E-07 -14.469437 Wet
5.57E-07 -14.400701 Wet
5.6046E-07 -14.394507 Wet
5.87E-07 -14.348241 Wet
6.78E-07 -14.204119 Wet
7.83E-07 -14.060133 Wet
9.25E-07 -13.893472 Wet
9.82E-07 -13.833675 Wet
1.01E-06 -13.80556 Wet
1.05E-06 -13.76672 Wet
1.12E-06 -13.702182 Wet
1.12E-06 -13.702182 Wet
1.20E-06 -13.633189 Wet
4.03E-06 -12.421744 Wet
4.77E-06 -12.253164 Wet
4.77E-06 -12.253164 Wet
7.95E-06 -11.742339 Wet
8.57E-06 -11.667243 Wet
3.70E-05 -10.204593 Wet
1.38E-04 -8.8882569 Dry
2.81 E-03 -5.8745708 ESP
1.19E-01 -2.1286318 Wet
submittal LN
SCC ID Ib/mmBtu #/mmBtu Controls
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -13.55
Standard Deviation 1.498
Number of data 34
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.55
-13.69
-13.78
-13.86
-13.78
sd
1.476
1.27
1.179
1.118
1.054
Potential
outlier
-8.888
-10.82
-11.45
-16.12
-11.63
Obs.
Number
8
27
2
5
1
Test Critical Critical
value value (5%) value (1%)
3.16 2.97 3.3
2.262 2.95 3.29
1.982 2.94 3.27
2.023 2.91 3.25
2.048 2.91 3.24
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -8.888 is a Potential Statistical Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -12.57
Standard Deviation 1.652
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-12.57
-12.72
-12.79
-12.74
-12.68
sd
1.633
1.304
1.233
1.195
1.155
Potential
outlier
-5.875
-9.745
-15.06
-14.98
-10.7
Obs.
Number
35
12
24
32
39
Test Critical Critical
value value (5%) value (1%)
4.099 3.08 3.43
2.284 3.07 3.41
1.834 3.06 3.4
1.875 3.05 3.39
1.72 3.04 3.38
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -5.875 is a Potential Statistical Outlier
For 1% Significance Level, there is 1 Potential Outlier
Therefore, Observation -5.875 is a Potential Statistical Outlier
-------
Dixon's Outlier Test for LN #/mmBtu (ff)
Number of data = 21
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -11.87533108 is a Potential Outlier (Uppe
Test Statistic: 0.197
For 10% significance level, -11.87533108 is not an outlier.
For 5% significance level, -11.87533108 is not an outlier.
For 1% significance level, -11.87533108 is not an outlier.
2. Data Value -15.84039383 is a Potential Outlier (Lower
Test Statistic: 0.264
For 10% significance level, -15.84039383 is not an outlier.
For 5% significance level, -15.84039383 is not an outlier.
For 1% significance level, -15.84039383 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -13.79
Standard Deviation 2.371
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.79
-14.13
-14.24
-14.32
-14.4
sd
2.338
1.292
1.114
1.033
0.938
Potential
outlier
-2.129
-10.2
-11.67
-11.74
-12.25
Obs.
Number
23
17
24
16
14
Test Critical Critical
value value (5%) value (1%)
4.99 2.99 3.33
3.035 2.98 3.32
2.311 2.97 3.3
2.496 2.95 3.29
2.289 2.94 3.27
For 5% significance level, there are 2 Potential Outliers
Therefore, Potential Statistical Outliers are
-2.129,-10.2
For 1% Significance Level, there is 1 Potential Outlier
Therefore, Observation -2.129 is a Potential Statistical Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' trim(esp)
Background Data: 'lb/mmBtuO2' trim(ff)
Raw Statistics
Site
Number of Valid Observations 43
Number of Distinct Observations 42
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
2.8900E-7 1.3200E-7
5.8600E-5 6.9600E-6
6.6117E-6 1.7134E-6
2.4800E-6 1.1700E-6
1.0102E-5 1.6465E-6
1.5406E-6 3.5929E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
62
46.4
t-Test
Value
2.199
3.096
Critical
t (0.050)
1.670
1.679
P-Value
0.016
0.002
Test of Equality of Variances
Variance of Site 1.021E-10
Variance of Background 2.711E-12
Numerator DF Denominator DF
42 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
37.648
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' trim(ff)
Background Data: 'lb/mmBtuO2' trim(dry)
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
33
32
1.3200E-7 9.9800E-8
6.9600E-6 2.0000E-5
1.7134E-6 2.4653E-6
1.1700E-6 1.0700E-6
1.6465E-6 3.9349E-6
3.5929E-7 6.8498E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.828
-0.972
Critical
t (0.050) P-Value
1.675 0.794
1.679 0.832
Method DF
Pooled (Equal Variance) 52
Welch-Satterthwaite (Unequal Vari 46.4
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.711E-12
Variance of Background 1.548E-11
Numerator DF Denominator DF
32 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
5.712
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' trim(dry)
Background Data: 'lb/mmBtuO2' trim(ff)
Raw Statistics
Site
Number of Valid Observations 33
Number of Distinct Observations 32
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
9.9800E-8 1.3200E-7
2.0000E-5 6.9600E-6
2.4653E-6 1.7134E-6
1.0700E-6 1.1700E-6
3.9349E-6 1.6465E-6
6.8498E-7 3.5929E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.828
0.972
Critical
t (0.050) P-Value
1.675 0.206
1.679 0.168
Method DF
Pooled (Equal Variance) 52
Welch-Satterthwaite (Unequal Vari 46.4
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.548E-11
Variance of Background 2.711E-12
Numerator DF Denominator DF
32 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
5.712
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' trim(ff)
Background Data: 'lb/mmBtuO2' trim(wet)
Raw Statistics
Site
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
35
33
1.3200E-7 9.0500E-8
6.9600E-6 3.7000E-5
1.7134E-6 2.3713E-6
1.1700E-6 5.5700E-7
1.6465E-6 6.3766E-6
3.5929E-7 1.0778E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-0.462
-0.579
Critical
t (0.050) P-Value
1.674 0.677
1.683 0.717
Method DF
Pooled (Equal Variance) 54
Welch-Satterthwaite (Unequal Vari 41.1
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 2.711E-12
Variance of Background 4.066E-11
Numerator DF Denominator DF
34 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
14.999
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' trim(wet)
Background Data: 'lb/mmBtuO2' trim(ff)
Raw Statistics
Site
Number of Valid Observations 35
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
Background
21
21
9.0500E-8 1.3200E-7
3.7000E-5 6.9600E-6
2.3713E-6 1.7134E-6
5.5700E-7 1.1700E-6
6.3766E-6 1.6465E-6
1.0778E-6 3.5929E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.462
0.579
Critical
t (0.050) P-Value
1.674 0.323
1.683 0.283
Method DF
Pooled (Equal Variance) 54
Welch-Satterthwaite (Unequal Vari 41.1
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 4.066E-11
Variance of Background 2.711E-12
Numerator DF Denominator DF
34 20
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
14.999
P-Value
0.000
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2' trim (dry)
Raw Statistics
Number of Valid Observations 33
Number of Distinct Observations 32
Minimum 9.9800E-8
Maximum 2.0000E-5
Mean of Raw Data 2.4653E-6
Standard Deviation of Raw Data 3.9349E-6
Kstar 0.716
Mean of Log Transformed Data -13.69
Standard Deviation of Log Transformed Data 1.27
Normal Distribution Test Results
Correlation Coefficient R 0.747
Shapiro Wilk Test Statistic 0.583
Shapiro Wilk Critical (0.95) Value 0.931
Approximate Shapiro Wilk P Value 3.049E-10
Lilliefors Test Statistic 0.286
Lilliefors Critical (0.95) Value 0.154
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.948
A-D Test Statistic 0.816
A-D Critical (0.95) Value 0.787
K-S Test Statistic 0.146
K-S Critical(0.95) Value 0.159
Data follow Appr. Gamma Distribution at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.995
Shapiro Wilk Test Statistic 0.985
Shapiro Wilk Critical (0.95) Value 0.931
Approximate Shapiro Wilk P Value 0.93
Lilliefors Test Statistic 0.0626
Lilliefors Critical (0.95) Value 0.154
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' trim (esp)
Raw Statistics
Number of Valid Observations 43
-------
Number of Distinct Observations 42
Minimum 2.8900E-7
Maximum 5.8600E-5
Mean of Raw Data 6.6117E-6
Standard Deviation of Raw Data 1.0102E-5
Kstar 0.714
Mean of Log Transformed Data -12.72
Standard Deviation of Log Transformed Data 1.304
Normal Distribution Test Results
Correlation Coefficient R 0.764
Shapiro Wilk Test Statistic 0.615
Shapiro Wilk Critical (0.95) Value 0.943
Approximate Shapiro Wilk P Value 7.107E-13
Lilliefors Test Statistic 0.266
Lilliefors Critical (0.95) Value 0.135
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.95
A-D Test Statistic 0.855
A-D Critical (0.95) Value 0.789
K-S Test Statistic 0.138
K-S Critical(0.95) Value 0.14
Data follow Appr. Gamma Distribution at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.992
Shapiro Wilk Test Statistic 0.973
Shapiro Wilk Critical (0.95) Value 0.943
Approximate Shapiro Wilk P Value 0.485
Lilliefors Test Statistic 0.0809
Lilliefors Critical (0.95) Value 0.135
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' trim (ff)
Raw Statistics
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum 1.3200E-7
Maximum 6.9600E-6
Mean of Raw Data 1.7134E-6
Standard Deviation of Raw Data 1.6465E-6
Kstar 1.123
Mean of Log Transformed Data -13.72
Standard Deviation of Log Transformed Data 1.02
Normal Distribution Test Results
-------
Correlation Coefficient R 0.9
Shapiro Wilk Test Statistic 0.819
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 8.5396E-4
Lilliefors Test Statistic 0.168
Lilliefors Critical (0.95) Value 0.193
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.989
A-D Test Statistic 0.245
A-D Critical (0.95) Value 0.763
K-S Test Statistic 0.112
K-S Critical(0.95) Value 0.194
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.99
Shapiro Wilk Test Statistic 0.979
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.892
Lilliefors Test Statistic 0.12
Lilliefors Critical (0.95) Value 0.193
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' trim (wet)
Raw Statistics
Number of Valid Observations 35
Number of Distinct Observations 33
Minimum 9.0500E-8
Maximum 3.7000E-5
Mean of Raw Data 2.3713E-6
Standard Deviation of Raw Data 6.3766E-6
Kstar 0.508
Mean of Log Transformed Data -14.13
Standard Deviation of Log Transformed Data 1.292
Normal Distribution Test Results
Correlation Coefficient R 0.572
Shapiro Wilk Test Statistic 0.364
Shapiro Wilk Critical (0.95) Value 0.934
Approximate Shapiro Wilk P Value 1.121E-14
Lilliefors Test Statistic 0.401
Lilliefors Critical (0.95) Value 0.15
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.85
-------
A-D Test Statistic 3.627
A-D Critical (0.95) Value 0.809
K-S Test Statistic 0.318
K-S Critical(0.95) Value 0.157
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.949
Shapiro Wilk Test Statistic 0.907
Shapiro Wilk Critical (0.95) Value 0.934
Approximate Shapiro Wilk P Value 0.00638
Lilliefors Test Statistic 0.18
Lilliefors Critical (0.95) Value 0.15
Data not Lognormal at (0.05) Significance Level
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2' cmb
Raw Statistics
Number of Valid Observations 89
Number of Distinct Observations 82
Minimum 9.0500E-8
Maximum 3.7000E-5
Mean of Raw Data 2.2509E-6
Standard Deviation of Raw Data 4.6955E-6
Kstar 0.682
Mean of Log Transformed Data -13.87
Standard Deviation of Log Transformed Data 1.23
Normal Distribution Test Results
Correlation Coefficient R 0.639
Approximate Shapiro Wilk Test Statistic 0.451
Approximate Shapiro Wilk P Value 0
Lilliefors Test Statistic 0.323
Lilliefors Critical (0.95) Value 0.0939
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.882
A-D Test Statistic 3.481
A-D Critical (0.95) Value 0.799
K-S Test Statistic 0.173
K-S Critical(0.95) Value 0.0989
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.991
Approximate Shapiro Wilk Test Statistic 0.973
Approximate Shapiro Wilk P Value 0.247
Lilliefors Test Statistic 0.0728
Lilliefors Critical (0.95) Value 0.0939
Data appear Lognormal at (0.05) Significance Level
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
'lb/mmBtuO2'trim (dry) 33 9.9800E-8 2.0000E-5 2.4653E-6 1.0700E-6 1.548E-11 3.9349E-6 1.1994E-6 3.332 12.61 N/A
b/mmBtuO2' trim (esp) 43 2.8900E-7 5.8600E-5 6.6117E-6 2.4800E-6 1.021E-10 1.0102E-5 2.7294E-6 3.598 16.52 N/A
'lb/mmBtuO2' trim (ff) 21 1.3200E-7 6.9600E-6 1.7134E-6 1.1700E-6 2.711E-12 1.6465E-6 1.2587E-6 1.815 4.088 N/A
lb/mmBtuO2' trim (wet) 35 9.0500E-8 3.7000E-5 2.3713E-6 5.5700E-7 4.066E-11 6.3766E-6 4.7739E-7 5.026 27.3 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
'lb/mmBtuO2' trim (dry) 33 1.4580E-7 2.3860E-7 3.3140E-7 5.3900E-7 1.0700E-6 2.1800E-6 3.1420E-6 4.6320E-6 9.6380E-6 1.7024E-5
b/mmBtuO2' trim (esp) 43 4.7990E-7 6.4300E-7 7.5040E-7 1.0755E-6 2.4800E-6 7.8850E-6 9.5100E-6 1.7300E-5 2.1510E-5 4.3480E-5
'lb/mmBtuO2' trim (ff) 21 2.9100E-7 3.2100E-7 4.2900E-7 4.3600E-7 1.1700E-6 2.3000E-6 2.3800E-6 3.8000E-6 3.8800E-6 6.3440E-6
lb/mmBtuO2' trim (wet) 35 1.7070E-7 2.2600E-7 2.7720E-7 3.1950E-7 5.5700E-7 1.0850E-6 1.1360E-6 4.7700E-6 8.1360E-6 2.7334E-5
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
'lb/mmBtuO2'cmb 89 9.0500E-8 3.7000E-5 2.2509E-6 9.2500E-7 2.205E-11 4.6955E-6 9.2661E-7 5.474 36.14 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
'lb/mmBtuO2'cmb 89 1.4720E-7 2.3460E-7 3.1980E-7 3.7900E-7 9.2500E-7 2.1200E-6 2.5720E-6 4.7700E-6 8.3220E-6 2.2040E-5
-------
Coal Fired Utility Boiler
Manganese Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Manganese Emissions Factor are
presented on the following page with two sets of columns. The left set of columns contains
data from all facilities and presents SCC, Submittal ID, emissions factors, the natural log of the
emissions factor and the control measure employed. The site specific emissions factors
presented are as determined using the f factor method rather than the emissions factor
determined by dividing the hourly emissions by the coal feed and associated proximate
analysis. The one data set which was identified as a statistical outlier is highlighted. The right
set of columns contains the same information except that the data for Fabric Filter and ESP
controlled sources are identified using a combined nomenclature for subsequent analysis as
combined data. The data were merged since the preceding analysis indicated that there was
no statistical difference between the particulate controls (ESP & FF). Subsequent pages
provide the assessments as performed using EPA's statistical software ProUCL. The
assessments provide support for developing a single combined national emissions factors for
ESP, Fabric Filters, Dry Scrubber and Wet Scrubber controlled facilities. A combined emissions
factor for ESP, Fabric Filters, Dry Scrubber and Wet Scrubber controlled facilities since there
was no statistical difference in the means of emissions from ESP and Fabric Filter controlled
facilities and there was no statistical difference between the combined ESP and Fabric Filter
controlled facilities the Dry Scrubber controlled and the Wet Scrubber controlled facilities.
The resulting calculated manganese emissions factors is:
ESP, FF, Dry Scrubber & Wet
Scrubber controls
Emissions Factor
Ib/mmBtu
1.01 x 10'5
Number of
Supporting Tests
134
Quality Indicator
Highly Representative
-------
sec
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Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
1611
1507
1909
1488
1726
947
565
560
1346
13461
1942
1346111
1449
1398
1129
134611
1563
8761
1563
1568
1563
1349
1133
1734
698
1052
1735
2206
1938
8761
1249
2021
550002
2022
2161
2103
1021
21351
3197
1004
1902
894
12861
10040004
632
2195
1.48E-07
1.80E-07
2.10E-07
3.81E-07
3.88E-07
4.65E-07
4.78E-07
5.35E-07
7.90E-07
8.00E-07
8.48E-07
1.19E-06
1 .26E-06
1 .27E-06
1.39E-06
1.45E-06
1.59E-06
1.79E-06
2.12E-06
2.67E-06
2.68E-06
2.86E-06
3.04E-06
3.34E-06
3.70E-06
4.01E-06
5.11E-06
6.55E-06
7.77E-06
1 .46E-05
2.38E-05
3.72E-05
7.11E-05
8.42E-05
6.88E-07
7.34E-07
1.09E-06
1 .47E-06
1 .48E-06
2.18E-06
2.19E-06
2.27E-06
2.36E-06
2.37E-06
2.46E-06
2.88E-06
-15.7261
-15.5303
-15.3762
-14.7805
-14.7623
-14.5812
-14.5537
-14.441
-14.0512
-14.0387
-13.9804
-13.6416
-13.5844
-13.5765
-13.4859
-13.4439
-13.3518
-13.2333
-13.0641
-12.8334
-12.8297
-12.7647
-12.7034
-12.6108
-12.5072
-12.4267
-12.185
-11.936
-11.7648
-11.1345
-10.6458
-10.1992
-9.55142
-9.38232
-14.1895
-14.1248
-13.7291
-13.4302
-13.4235
-13.0362
-13.0316
-12.9957
-12.9568
-12.9526
-12.9153
-12.7577
Controls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
sec
10100202
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10100226
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10100218
10100202
10100218
10100222
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10100205
10100202
10100203
10100202
10100203
10100203
10100222
10100226
10100202
10100202
10100202
10100202
10100202
10100202
10100212
10100212
10100222
10100212
10100202
10100202
10100203
10100223
10100222
10100212
10100202
Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
1611
1507
1909
1488
1726
947
565
560
1346
13461
1942
1346111
1449
1398
1129
134611
1563
8761
1563
1568
1563
1349
1133
1734
698
1052
1735
2206
1938
8761
1249
2021
550002
2022
2161
2103
1021
21351
3197
1004
1902
894
12861
10040004
632
2195
1.48E-07
1.80E-07
2.10E-07
3.81E-07
3.88E-07
4.65E-07
4.78E-07
5.35E-07
7.90E-07
8.00E-07
8.48E-07
1.19E-06
1 .26E-06
1 .27E-06
1.39E-06
1.45E-06
1.59E-06
1.79E-06
2.12E-06
2.67E-06
2.68E-06
2.86E-06
3.04E-06
3.34E-06
3.70E-06
4.01E-06
5.11E-06
6.55E-06
7.77E-06
1 .46E-05
2.38E-05
3.72E-05
7.11E-05
8.42E-05
6.88E-07
7.34E-07
1.09E-06
1 .47E-06
1 .48E-06
2.18E-06
2.19E-06
2.27E-06
2.36E-06
2.37E-06
2.46E-06
2.88E-06
-15.7261
-15.5303
-15.3762
-14.7805
-14.7623
-14.5812
-14.5537
-14.441
-14.0512
-14.0387
-13.9804
-13.6416
-13.5844
-13.5765
-13.4859
-13.4439
-13.3518
-13.2333
-13.0641
-12.8334
-12.8297
-12.7647
-12.7034
-12.6108
-12.5072
-12.4267
-12.185
-11.936
-11.7648
-11.1345
-10.6458
-10.1992
-9.55142
-9.38232
-14.1895
-14.1248
-13.7291
-13.4302
-13.4235
-13.0362
-13.0316
-12.9957
-12.9568
-12.9526
-12.9153
-12.7577
Controls
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
-------
sec
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Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
22791
2302
10040002
1154
1906
2274
902
2279
2011
993
1642
892
1854
1809
2278
2009
1989
1113
975
979
903
1471
2013
1845
2070
828
1141
2276
1636
731
1111
2135
1189
2170
1835
1190
1832
1833
1597
2095
524
1841
1606
845
1654
2088
2.95E-06
2.99E-06
4.44E-06
4.54E-06
4.70E-06
4.84E-06
5.35E-06
5.69E-06
5.91 E-06
5.92E-06
6.54E-06
7.75E-06
8.86E-06
9.16E-06
1.07E-05
1.12E-05
1.17E-05
1.17E-05
1.21E-05
1.29E-05
1.33E-05
1.36E-05
1.59E-05
1.90E-05
2.01 E-05
2.18E-05
2.64E-05
2.85E-05
3.08E-05
3.10E-05
3.25E-05
3.83E-05
2.52E-07
3.66E-07
4.11E-07
6.52E-07
8.68E-07
8.78E-07
1.03E-06
1 .74E-06
1.75E-06
1.83E-06
2.09E-06
2.31E-06
2.75E-06
4.37E-06
-12.7342
-12.7202
-12.3249
-12.3026
-12.2679
-12.2386
-12.1384
-12.0771
-12.0389
-12.0372
-11.9376
-11.7678
-11.634
-11.6007
-11.4453
-11.3996
-11.3559
-11.3559
-11.3223
-11.2583
-11.2277
-11.2054
-11.0492
-10.8711
-10.8148
-10.7336
-10.5421
-10.4656
-10.388
-10.3823
-10.3343
-10.1701
-15.1938
-14.8198
-14.7054
-14.2432
-13.9571
-13.9456
-13.786
-13.2616
-13.2559
-13.2112
-13.0783
-12.9783
-12.8039
-12.3407
Controls
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
ESP
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
FF
sec
10100212
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Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
22791
2302
10040002
1154
1906
2274
902
2279
2011
993
1642
892
1854
1809
2278
2009
1989
1113
975
979
903
1471
2013
1845
2070
828
1141
2276
1636
731
1111
2135
1189
2170
1835
1190
1832
1833
1597
2095
524
1841
1606
845
1654
2088
2.95E-06
2.99E-06
4.44E-06
4.54E-06
4.70E-06
4.84E-06
5.35E-06
5.69E-06
5.91 E-06
5.92E-06
6.54E-06
7.75E-06
8.86E-06
9.16E-06
1.07E-05
1.12E-05
1.17E-05
1.17E-05
1.21 E-05
1.29E-05
1.33E-05
1.36E-05
1.59E-05
1.90E-05
2.01 E-05
2.18E-05
2.64E-05
2.85E-05
3.08E-05
3.10E-05
3.25E-05
3.83E-05
2.52E-07
3.66E-07
4.11E-07
6.52E-07
8.68E-07
8.78E-07
1.03E-06
1 .74E-06
1.75E-06
1.83E-06
2.09E-06
2.31E-06
2.75E-06
4.37E-06
-12.7342
-12.7202
-12.3249
-12.3026
-12.2679
-12.2386
-12.1384
-12.0771
-12.0389
-12.0372
-11.9376
-11.7678
-11.634
-11.6007
-11.4453
-11.3996
-11.3559
-11.3559
-11.3223
-11.2583
-11.2277
-11.2054
-11.0492
-10.8711
-10.8148
-10.7336
-10.5421
-10.4656
-10.388
-10.3823
-10.3343
-10.1701
-15.1938
-14.8198
-14.7054
-14.2432
-13.9571
-13.9456
-13.786
-13.2616
-13.2559
-13.2112
-13.0783
-12.9783
-12.8039
-12.3407
Controls
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
-------
sec
10100202
10100218
10100222
10100202
10100202
10100202
10100202
10100202
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100202
10100201
10100202
10100223
10100223
10300222
10100202
10100202
10100211
10100212
10100223
10100202
10100202
10100222
10100212
10100223
10100202
10100202
10100202
10100202
10100202
10100202
10100226
10100223
10100224
10100202
10100202
10100223
Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
63254
1310
879456
734
736
1244
735
1972
1515
1648
2239
1185
1187
1915
1826
18261
2319
1118
23152
23153
1276
1330
1743
900
1647
23151
2055
1176
2259
1177
2315
541
1738
1119
966
1117
1117
1558
1327
1120
1637
1638
1307
7.05E-06
2.06E-05
2.21E-05
2.34E-05
2.53E-05
5.41 E-05
6.62E-05
2.59E-07
6.23E-07
8.95E-07
9.22E-07
1 .04E-06
1.05E-06
1.09E-06
1.19E-06
1 .47E-06
1.60E-06
1.75E-06
1.88E-06
1.98E-06
2.11E-06
2.24E-06
2.37E-06
2.48E-06
2.59E-06
2.92E-06
3.03E-06
3.37E-06
4.52E-06
4.55E-06
4.77E-06
6.22E-06
7.30E-06
9.27E-06
1.10E-05
1.30E-05
1.30E-05
1.70E-05
2.28E-05
3.15E-05
4.97E-05
1.31E-04
3.67E-04
-11.8625
-10.7902
-10.7199
-10.6628
-10.5847
-9.82468
-9.62283
-15.1664
-14.2887
-13.9264
-13.8967
-13.7763
-13.7667
-13.7293
-13.6416
-13.4302
-13.3455
-13.2559
-13.1842
-13.1324
-13.0688
-13.009
-12.9526
-12.9073
-12.8639
-12.7439
-12.7069
-12.6006
-12.307
-12.3004
-12.2532
-11.9877
-11.8276
-11.5887
-11.4176
-11.2506
-11.2506
-10.9823
-10.6888
-10.3655
-9.90951
-8.94031
-7.91015
Controls
FF
FF
FF
FF
FF
FF
FF
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
sec
10100202
10100218
10100222
10100202
10100202
10100202
10100202
10100202
10100202
10100212
10100202
10100202
10100202
10100202
10100202
10100202
10100201
10100202
10100223
10100223
10300222
10100202
10100202
10100211
10100212
10100223
10100202
10100202
10100222
10100212
10100223
10100202
10100202
10100202
10100202
10100202
10100202
10100226
10100223
10100224
10100202
10100202
Manganese Emissions Data
submittal LN
ID Ib/mmBtu #/mmBtu
63254
1310
879456
734
736
1244
735
1972
1515
1648
2239
1185
1187
1915
1826
18261
2319
1118
23152
23153
1276
1330
1743
900
1647
23151
2055
1176
2259
1177
2315
541
1738
1119
966
1117
1117
1558
1327
1120
1637
1638
7.05E-06
2.06E-05
2.21E-05
2.34E-05
2.53E-05
5.41 E-05
6.62E-05
2.59E-07
6.23E-07
8.95E-07
9.22E-07
1 .04E-06
1.05E-06
1.09E-06
1.19E-06
1 .47E-06
1.60E-06
1.75E-06
1.88E-06
1.98E-06
2.11E-06
2.24E-06
2.37E-06
2.48E-06
2.59E-06
2.92E-06
3.03E-06
3.37E-06
4.52E-06
4.55E-06
4.77E-06
6.22E-06
7.30E-06
9.27E-06
1.10E-05
1.30E-05
1.30E-05
1.70E-05
2.28E-05
3.15E-05
4.97E-05
1.31E-04
-11.8625
-10.7902
-10.7199
-10.6628
-10.5847
-9.82468
-9.62283
-15.1664
-14.2887
-13.9264
-13.8967
-13.7763
-13.7667
-13.7293
-13.6416
-13.4302
-13.3455
-13.2559
-13.1842
-13.1324
-13.0688
-13.009
-12.9526
-12.9073
-12.8639
-12.7439
-12.7069
-12.6006
-12.307
-12.3004
-12.2532
-11.9877
-11.8276
-11.5887
-11.4176
-11.2506
-11.2506
-10.9823
-10.6888
-10.3655
-9.90951
-8.94031
Controls
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -13.08
Standard Deviation 1.59
Number of data 34
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.08
-13.19
-13.3
-13.4
-13.5
sd
1.567
1.473
1.341
1.235
1.143
Potential
outlier
-9.382
-9.551
-10.2
-10.65
-11.13
Obs.
Number
34
33
32
31
30
Test Critical Critical
value value (5%) value (1%)
2.359 2.97 3.3
2.471 2.95 3.29
2.316 2.94 3.27
2.233 2.91 3.25
2.066 2.91 3.24
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -11.95
Standard Deviation 1.069
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-11.95
-11.9
-11.84
-11.8
-11.76
sd
1.057
1.023
0.974
0.939
0.913
Potential
outlier
-14.19
-14.12
-13.73
-13.43
-13.42
Obs.
Number
42
26
3
28
19
Test Critical Critical
value value (5%) value (1%)
2.122 3.08 3.43
2.179 3.07 3.41
1.938 3.06 3.4
1.741 3.05 3.39
1.827 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN #/mmBtu (ff)
Number of data = 21
-------
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -9.622830095 is a Potential Outlier (Uppe
Test Statistic: 0.189
For 10% significance level, -9.622830095 is not an outlier.
For 5% significance level, -9.622830095 is not an outlier.
For 1% significance level, -9.622830095 is not an outlier.
2. Data Value -15.19383675 is a Potential Outlier (Lower
Test Statistic: 0.106
For 10% significance level, -15.19383675 is not an outlier.
For 5% significance level, -15.19383675 is not an outlier.
For 1% significance level, -15.19383675 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -12.4
Standard Deviation 1.519
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-12.4
-12.53
-12.63
-12.72
-12.64
sd
1.498
1.329
1.191
1.106
1.031
Potential
outlier
-7.91
-8.94
-9.91
-15.17
-10.37
Obs.
Number
36
35
34
1
33
Test Critical Critical
value value (5%) value (1%)
2.997 2.99 3.33
2.7 2.98 3.32
2.287 2.97 3.3
2.216 2.95 3.29
2.205 2.94 3.27
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -7.91 is a Potential Statistical Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(esp)
Background Data: 'lb/mmBtuO2'(ff)
Raw Statistics
ESP Fabric Filter
Number of Valid Observations 44 21
Number of Distinct Observations 43 21
Minimum 6.8800E-7 2.5200E-7
Maximum 3.8300E-5 6.6200E-5
Mean 1.0530E-5 1.1431E-5
Median 6.2300E-6 2.0900E-6
SD 9.9899E-6 1.8391E-5
SE of Mean 1.5060E-6 4.0133E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 63 -0.256 1.669 0.601
Welch-Satterthwaite (Unequal Vari 25.8 -0.210 1.706 0.582
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 9.980E-11
Variance of Background 3.382E-10
Numerator DF Denominator DF F-Test Value P-Value
20 43 3.389 0.001
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2'(ff)
Background Data: 'lb/mmBtuO2'(esp)
Raw Statistics
Site Background
Number of Valid Observations 21 44
Number of Distinct Observations 21 43
Minimum 2.5200E-7 6.8800E-7
Maximum 6.6200E-5 3.8300E-5
Mean 1.1431E-5 1.0530E-5
Median 2.0900E-6 6.2300E-6
SD 1.8391E-5 9.9899E-6
SE of Mean 4.0133E-6 1.5060E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 63 0.256 1.669 0.399
Welch-Satterthwaite (Unequal Vari 25.8 0.210 1.706 0.418
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.382E-10
Variance of Background 9.980E-11
Numerator DF Denominator DF F-Test Value P-Value
20 43 3.389 0.001
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' comb(esp-ff)
Background Data: 'lb/mmBtuO2' comb(dry)
Raw Statistics
Site Background
Number of Valid Observations 65 34
Number of Distinct Observations 64 34
Minimum 2.5200E-7 1.4800E-7
Maximum 6.6200E-5 8.4200E-5
Mean 1.0821E-5 8.5269E-6
Median 5.3500E-6 1.6900E-6
SD 1.3150E-5 1.9117E-5
SE of Mean 1.6311E-6 3.2786E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 97 0.702 1.661 0.242
Welch-Satterthwaite (Unequal Vari 49.8 0.626 1.676 0.267
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.729E-10
Variance of Background 3.655E-10
Numerator DF Denominator DF F-Test Value P-Value
33 64 2.113 0.010
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' comb(dry)
Background Data: 'lb/mmBtuO2' comb(esp-ff)
Raw Statistics
Site Background
Number of Valid Observations 34 65
Number of Distinct Observations 34 64
Minimum 1.4800E-7 2.5200E-7
Maximum 8.4200E-5 6.6200E-5
Mean 8.5269E-6 1.0821E-5
Median 1.6900E-6 5.3500E-6
SD 1.9117E-5 1.3150E-5
SE of Mean 3.2786E-6 1.6311E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 97 -0.702 1.661 0.758
Welch-Satterthwaite (Unequal Vari 49.8 -0.626 1.676 0.733
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.655E-10
Variance of Background 1.729E-10
Numerator DF Denominator DF F-Test Value P-Value
33 64 2.113 0.010
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' comb(esp-ff)
Background Data: 'lb/mmBtuO2' comb(wet)
Raw Statistics
Site Background
Number of Valid Observations 65 35
Number of Distinct Observations 64 34
Minimum 2.5200E-7 2.5900E-7
Maximum 6.6200E-5 1.3100E-4
Mean 1.0821E-5 1.0357E-5
Median 5.3500E-6 2.5900E-6
SD 1.3150E-5 2.3300E-5
SE of Mean 1.6311E-6 3.9384E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 98 0.128 1.661 0.449
Welch-Satterthwaite (Unequal Vari 45.9 0.109 1.679 0.457
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.729E-10
Variance of Background 5.429E-10
Numerator DF Denominator DF F-Test Value P-Value
34 64 3.139 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: 'lb/mmBtuO2' comb(wet)
Background Data: 'lb/mmBtuO2' comb(esp-ff)
Raw Statistics
Site Background
Number of Valid Observations 35 65
Number of Distinct Observations 34 64
Minimum 2.5900E-7 2.5200E-7
Maximum 1.3100E-4 6.6200E-5
Mean 1.0357E-5 1.0821E-5
Median 2.5900E-6 5.3500E-6
SD 2.3300E-5 1.3150E-5
SE of Mean 3.9384E-6 1.6311E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 98 -0.128 1.661 0.551
Welch-Satterthwaite (Unequal Vari 45.9 -0.109 1.679 0.543
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.429E-10
Variance of Background 1.729E-10
Numerator DF Denominator DF F-Test Value P-Value
34 64 3.139 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
90
80
70
Histogram for Manganese (combined data)
o
C
40
30
20
10
'lbAnmBtuO2' comb
-------
Histograms for Manganese by Controls
30
23
26
24
22
20
18
16
14
12
10
S
6
4
2
0
-D
C
'lb/mtnBtu02' (dry) D 1lb/lnmBtu021 (esp) | 'lbyhimauO2' (ff) I J 'lbMimBtu02' (wet)
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2' (dry)
Raw Statistics
Number of Valid Observations 34
Number of Distinct Observations 34
Minimum 1.4800E-7
Maximum 8.4200E-5
Mean of Raw Data 8.5269E-6
Standard Deviation of Raw Data 1.9117E-5
Kstar 0.437
Mean of Log Transformed Data -13.08
Standard Deviation of Log Transformed Data 1.59
Normal Distribution Test Results
Correlation Coefficient R 0.674
Shapiro Wilk Test Statistic 0.473
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 1.701E-12
Lilliefors Test Statistic 0.369
Lilliefors Critical (0.95) Value 0.152
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.94
A-D Test Statistic 2.496
A-D Critical (0.95) Value 0.821
K-S Test Statistic 0.241
K-S Critical(0.95) Value 0.16
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.981
Shapiro Wilk Test Statistic 0.955
Shapiro Wilk Critical (0.95) Value 0.933
Approximate Shapiro Wilk P Value 0.21
Lilliefors Test Statistic 0.106
Lilliefors Critical (0.95) Value 0.152
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (esp)
Raw Statistics
Number of Valid Observations 44
-------
Number of Distinct Observations 43
Minimum 6.8800E-7
Maximum 3.8300E-5
Mean of Raw Data 1.0530E-5
Standard Deviation of Raw Data 9.9899E-6
Kstar 1.103
Mean of Log Transformed Data -11.95
Standard Deviation of Log Transformed Data 1.069
Normal Distribution Test Results
Correlation Coefficient R 0.917
Shapiro Wilk Test Statistic 0.831
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 1.8198E-6
Lilliefors Test Statistic 0.178
Lilliefors Critical (0.95) Value 0.134
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.982
A-D Test Statistic 0.483
A-D Critical (0.95) Value 0.774
K-S Test Statistic 0.104
K-S Critical(0.95) Value 0.137
Data appear Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.989
Shapiro Wilk Test Statistic 0.96
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 0.204
Lilliefors Test Statistic 0.0898
Lilliefors Critical (0.95) Value 0.134
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (ff)
Raw Statistics
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum 2.5200E-7
Maximum 6.6200E-5
Mean of Raw Data 1.1431E-5
Standard Deviation of Raw Data 1.8391E-5
Kstar 0.46
Mean of Log Transformed Data -12.65
Standard Deviation of Log Transformed Data 1.692
Normal Distribution Test Results
-------
Correlation Coefficient R 0.803
Shapiro Wilk Test Statistic 0.651
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 1.8549E-6
Lilliefors Test Statistic 0.316
Lilliefors Critical (0.95) Value 0.193
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.976
A-D Test Statistic 1.197
A-D Critical (0.95) Value 0.805
K-S Test Statistic 0.243
K-S Critical(0.95) Value 0.2
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.973
Shapiro Wilk Test Statistic 0.935
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.17
Lilliefors Test Statistic 0.155
Lilliefors Critical (0.95) Value 0.193
Data appear Lognormal at (0.05) Significance Level
'lb/mmBtuO2' (wet)
Raw Statistics
Number of Valid Observations 35
Number of Distinct Observations 34
Minimum 2.5900E-7
Maximum 1.3100E-4
Mean of Raw Data 1.0357E-5
Standard Deviation of Raw Data 2.3300E-5
Kstar 0.559
Mean of Log Transformed Data -12.53
Standard Deviation of Log Transformed Data 1.329
Normal Distribution Test Results
Correlation Coefficient R 0.636
Shapiro Wilk Test Statistic 0.439
Shapiro Wilk Critical (0.95) Value 0.934
Approximate Shapiro Wilk P Value 1.874E-13
Lilliefors Test Statistic 0.332
Lilliefors Critical (0.95) Value 0.15
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.896
-------
A-D Test Statistic 2.233
A-D Critical (0.95) Value 0.803
K-S Test Statistic 0.215
K-S Critical(0.95) Value 0.156
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.979
Shapiro Wilk Test Statistic 0.963
Shapiro Wilk Critical (0.95) Value 0.934
Approximate Shapiro Wilk P Value 0.349
Lilliefors Test Statistic 0.125
Lilliefors Critical (0.95) Value 0.15
Data appear Lognormal at (0.05) Significance Level
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis
Full Precision OFF
Confidence Coefficient 0.95
'lb/mmBtuO2'
Raw Statistics
Number of Valid Observations 134
Number of Distinct Observations 127
Minimum 1.4800E-7
Maximum 1.3100E-4
Mean of Raw Data 1.0118E-5
Standard Deviation of Raw Data 1.7708E-5
Kstar 0.609
Mean of Log Transformed Data -12.5
Standard Deviation of Log Transformed Data 1.438
Normal Distribution Test Results
Correlation Coefficient R 0.742
Approximate Shapiro Wilk Test Statistic 0.579
Approximate Shapiro Wilk P Value 0
Lilliefors Test Statistic 0.287
Lilliefors Critical (0.95) Value 0.0765
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.967
A-D Test Statistic 3.761
A-D Critical (0.95) Value 0.808
K-S Test Statistic 0.155
K-S Critical(0.95) Value 0.0846
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.996
Approximate Shapiro Wilk Test Statistic 0.975
Approximate Shapiro Wilk P Value 0.218
Lilliefors Test Statistic 0.0798
Lilliefors Critical (0.95) Value 0.0765
Data not Lognormal at (0.05) Significance Level
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
'lb/mmBtuO2' 134 1.4800E-7 1.3100E-4 1.0118E-5 2.9700E-6 3.136E-10 1.7708E-5 3.2735E-6 3.826 19.04 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
'lb/mmBtuO2' 134 3.8555E-7 6.6280E-7 1.0900E-6 1.4550E-6 2.9700E-6 1.1575E-5 1.3420E-5 2.6070E-5 3.7585E-5 7.9877E-5
-------
Coal Fired Utility Boiler
Nickel Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Nickel Emissions Factor are presented
on the following page with two sets of columns. The left set of columns contains data from all
facilities and presents SCC, Submittal ID, emissions factors, the natural log of the emissions
factor and the control measure employed. The one data set which was identified as a
statistical outlier is highlighted. The right set of columns contains the same information
except that the data for Fabric Filter and ESP controlled sources are identified using a
combined nomenclature for subsequent analysis as combined data. The data were merged
since the preceding analysis indicated that there was no statistical difference between the
particulate controls (ESP & FF). The site specific emissions factors presented are as
determined using the f factor method rather than the emissions factor determined by
dividing the hourly emissions by the coal feed and associated proximate analysis. Subsequent
pages provide the assessments as performed using EPA's statistical software ProUCL. The
assessments provide support for developing a combined national emissions factors for ESP,
Fabric Filters and Wet Scrubber controlled facilities, and for developing a seperate national
emissions factor for Dry Scrubbing controls. A combined emissions factor for ESP, Fabric
Filterss and Wet Scrubber controlled facilities since there was no statistical difference in the
means of emissions from ESP and Fabric Filter controlled facilities and there was no statistical
difference between the combined ESP and Fabric Filter controlled facilities and the Wet
Scrubber controlled facilities. Separate emissions factors were developed for Dry Scrubber
controlled facilities since there was a statistical difference between the combined ESP and
Fabric Filter controlled facilities and the Dry Scrubber controlled facilities.
The resulting calculated nickel emissions factors are:
ESP, FF & Wet Scrubber control
Dry Scrubbing control
Emissions Factor
Ib/mmBtu
2.74 x 10 5
3.41 x 10'6
Number of
Supporting Tests
101
33
Quality Indicator
Highly Representative
Highly Representative
-------
sec
10100202
10100202
10300222
10100202
10100202
10100202
10100221
10100222
10100202
10100202
10100212
10100202
10100222
10100202
10100221
10100202
10100202
10100202
10100202
10100222
10100202
10100202
10100202
10100202
10100212
10100212
10100212
10100222
10100203
10100205
10100202
10100222
10100226
10100202
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10100223
10100205
10100202
10100218
10100218
10100202
10100202
10100203
10100205
10100223
10100222
10100201
Nickel Source Test Data
submittal Ib/ LN
ID mmBtu #/mmBtu
1611
1189
1276
1507
947
1915
2170
1726
1190
1471
1648
1972
1449
560
1835
1942
1597
1488
1654
1832
2239
1249
1515
1129
565
1647
3197
845
1734
1346
1638
1833
1398
1637
2161
2070
1349
1826
1563
524
1902
1133
1735
1346111
23153
1568
2319
1.20E-07
1.54E-07
2.16E-07
2.24E-07
2.88E-07
2.92E-07
3.01E-07
3.13E-07
3.25E-07
3.70E-07
3.76E-07
3.97E-07
4.33E-07
4.74E-07
4.85E-07
5.56E-07
5.70E-07
6.58E-07
7.21E-07
7.32E-07
7.62E-07
7.76E-07
7.88E-07
8.04E-07
8.59E-07
8.67E-07
8.93E-07
9.12E-07
9.12E-07
9.48E-07
9.93E-07
9.99E-07
1.02E-06
1.06E-06
1.09E-06
1.25E-06
1.26E-06
1.30E-06
1.32E-06
1.39E-06
1.47E-06
1.61E-06
1.69E-06
1.70E-06
1.77E-06
1.78E-06
1.79E-06
-15.9358
-15.6863
-15.348
-15.3116
-15.0603
-15.0465
-15.0166
-14.9771
-14.9394
-14.8098
-14.7937
-14.7393
-14.6525
-14.5621
-14.5384
-14.4025
-14.3776
-14.2341
-14.1426
-14.1275
-14.0873
-14.0691
-14.0538
-14.0332
-13.9675
-13.9582
-13.9287
-13.9076
-13.9073
-13.8689
-13.8225
-13.8165
-13.7957
-13.7572
-13.7293
-13.5924
-13.5844
-13.5531
-13.5379
-13.4862
-13.4302
-13.3388
-13.2898
-13.2849
-13.2445
-13.2389
-13.2333
Controls
Dry
FF
Wet
Dry
Dry
Wet
FF
Dry
FF
ESP
Wet
Wet
Dry
Dry
FF
Dry
FF
Dry
FF
FF
Wet
Dry
Wet
Dry
Dry
Wet
ESP
FF
Dry
Dry
Wet
FF
Dry
Wet
ESP
ESP
Dry
Wet
Dry
FF
ESP
Dry
Dry
Dry
Wet
Dry
Wet
SCC comb
10100202
10100202
10100202
10100222
10100222
10100202
10100202
10100202
10100202
10100202
10100212
10100203
10100205
10100226
10100205
10100218
10100202
10100203
10100205
10100222
10100226
10100205
10100205
10100202
10100203
10100202
10100218
10100202
10100202
10100202
10100222
10100202
10100202
10100202
10100212
10100202
10100223
10100202
10100202
10100212
10100222
10100203
10100222
10100222
10100211
10100212
10100202
Nickel
submittal
ID comb
1611
1507
947
1726
1449
560
1942
1488
1249
1129
565
1734
1346
1398
1349
1563
1133
1735
1346111
1568
1938
134611
13461
1909
1052
1563
1563
698
8761
8761
2206
2021
2022
1471
3197
2161
2070
1902
1154
2103
10040004
894
21351
1854
1642
1021
10040002
Source Test Data
Ib/mmBtu LN #/mmBtu
comb comb
1.20E-07
2.24E-07
2.88E-07
3.13E-07
4.33E-07
4.74E-07
5.56E-07
6.58E-07
7.76E-07
8.04E-07
8.59E-07
9.12E-07
9.48E-07
1.02E-06
1.26E-06
1.32E-06
1.61E-06
1.69E-06
1.70E-06
1.78E-06
1.99E-06
2.51E-06
3.14E-06
3.25E-06
3.35E-06
4.23E-06
4.25E-06
5.11E-06
7.67E-06
7.68E-06
8.82E-06
9.72E-06
3.41E-05
3.70E-07
8.93E-07
1.09E-06
1.25E-06
1.47E-06
1.83E-06
1.89E-06
2.30E-06
2.37E-06
2.41E-06
2.55E-06
2.79E-06
2.79E-06
3.07E-06
-15.9357741
-15.3116198
-15.0603054
-14.9770626
-14.6525281
-14.5620585
-14.4024975
-14.2340609
-14.0691133
-14.0331508
-13.9674969
-13.9072926
-13.8689113
-13.7957079
-13.5843988
-13.5378788
-13.3387577
-13.2898003
-13.2848823
-13.2388972
-13.1273759
-12.8952278
-12.6712878
-12.6368556
-12.6065502
-12.3733086
-12.3685916
-12.1843112
-11.7781939
-11.776891
-11.6384887
-11.5413249
-10.2862132
-14.8097628
-13.9286793
-13.7293329
-13.592367
-13.4302482
-13.2111946
-13.1789337
-12.9826014
-12.9526206
-12.9358838
-12.8794172
-12.789469
-12.789469
-12.693833
Controls
comb
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
Dry
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
-------
sec
10100223
10100202
10100222
10100212
10100226
10100222
10100223
10100203
10100202
10100222
10100205
10100223
10100222
10100218
10100202
10100211
10100212
10100202
10100223
10100202
10100205
10100226
10100202
10100203
10100223
10100202
10100202
10100222
10100202
10100202
10100211
10100202
10100218
10100222
10100226
10100223
10100202
10100222
10100202
10100201
10100202
10100202
10100202
10100202
10100202
10100212
10100212
Nickel Source Test Data
submittal Ib/ LN
ID mmBtu #/mmBtu
1327
1154
2259
2103
1938
10040004
23152
894
18261
21351
134611
23151
1854
2088
1330
1642
1021
2095
2315
10040002
13461
1141
1909
1052
2009
1119
1004
2013
1606
1187
900
1563
1563
1841
1558
12861
1906
2011
698
902
1117
1117
2055
979
1989
1177
2279
1.83E-06
1.83E-06
1.88E-06
1.89E-06
1.99E-06
2.30E-06
2.36E-06
2.37E-06
2.41E-06
2.41E-06
2.51E-06
2.55E-06
2.55E-06
2.64E-06
2.75E-06
2.79E-06
2.79E-06
2.93E-06
2.99E-06
3.07E-06
3.14E-06
3.17E-06
3.25E-06
3.35E-06
3.63E-06
3.70E-06
3.79E-06
3.83E-06
3.91E-06
4.14E-06
4.19E-06
4.23E-06
4.25E-06
4.39E-06
4.41E-06
4.43E-06
4.65E-06
4.97E-06
5.11E-06
5.14E-06
5.29E-06
5.29E-06
5.30E-06
5.32E-06
5.63E-06
5.97E-06
5.98E-06
-13.2112
-13.2112
-13.1842
-13.1789
-13.1274
-12.9826
-12.9568
-12.9526
-12.9359
-12.9359
-12.8952
-12.8794
-12.8794
-12.8447
-12.8039
-12.7895
-12.7895
-12.7405
-12.7202
-12.6938
-12.6713
-12.6618
-12.6369
-12.6066
-12.5263
-12.5072
-12.4831
-12.4726
-12.452
-12.3948
-12.3828
-12.3733
-12.3686
-12.3362
-12.3316
-12.3271
-12.2786
-12.2121
-12.1843
-12.1785
-12.1497
-12.1497
-12.1478
-12.144
-12.0874
-12.0288
-12.0273
Controls
Wet
ESP
Wet
ESP
Dry
ESP
Wet
ESP
Wet
ESP
Dry
Wet
ESP
FF
Wet
ESP
ESP
FF
Wet
ESP
Dry
ESP
Dry
Dry
ESP
Wet
ESP
ESP
FF
Wet
Wet
Dry
Dry
FF
Wet
ESP
ESP
ESP
Dry
ESP
Wet
Wet
Wet
ESP
ESP
Wet
ESP
SCC comb
10100226
10100223
10100202
10100222
10100223
10100202
10100222
10100201
10100202
10100202
10100212
10100212
10100223
10100202
10100203
10100212
10100202
10100202
10100203
10100201
10100222
10100223
10100212
10100204
10100202
10100202
10100202
10100226
10100222
10100204
10100202
10100221
10100202
10100221
10100202
10100202
10100222
10100222
10100222
10100218
10100218
10100202
10100202
10100222
10100222
10100202
10100218
Nickel
submittal
ID comb
1141
2009
1004
2013
12861
1906
2011
902
979
1989
2279
632
2302
2195
1809
22791
993
1636
892
903
2274
828
731
1113
975
1845
2276
2278
2135
1111
1189
2170
1190
1835
1597
1654
1832
845
1833
524
2088
2095
1606
1841
879456
63254
1310
Source Test Data
Ib/mmBtu LN #/mmBtu
comb comb
3.17E-06
3.63E-06
3.79E-06
3.83E-06
4.43E-06
4.65E-06
4.97E-06
5.14E-06
5.32E-06
5.63E-06
5.98E-06
6.35E-06
7.31E-06
8.48E-06
9.08E-06
9.43E-06
1.11E-05
1.19E-05
1.47E-05
1.58E-05
2.00E-05
2.07E-05
2.22E-05
3.09E-05
7.61E-05
8.77E-05
1.47E-04
1.50E-04
2.04E-04
3.73E-04
1.54E-07
3.01E-07
3.25E-07
4.85E-07
5.70E-07
7.21E-07
7.32E-07
9.12E-07
9.99E-07
1.39E-06
2.64E-06
2.93E-06
3.91E-06
4.39E-06
1.46E-05
1.81E-05
3.73E-05
-12.661779
-12.5262779
-12.4831445
-12.4726458
-12.327111
-12.2786433
-12.2120907
-12.1784575
-12.1440373
-12.0874011
-12.0273109
-11.9670557
-11.8262673
-11.6778001
-11.6094364
-11.5713392
-11.4085654
-11.3389722
-11.1276631
-11.0555006
-10.8197783
-10.7853769
-10.7154183
-10.3847544
-9.48346229
-9.34158866
-8.82507797
-8.80487526
-8.49739056
-7.89393214
-15.6863132
-15.0165529
-14.9394407
-14.5383802
-14.3776295
-14.1426267
-14.1274853
-13.9076258
-13.8165111
-13.4862068
-12.8447316
-12.7405081
-12.4519732
-12.3361813
-11.134489
-10.9195986
-10.1965172
Controls
comb
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
ESP-FF
-------
sec
10100202
10100212
10100224
10100202
10100223
10100202
10100202
10100202
10100222
10100203
10100202
10100212
10100202
10100202
10100202
10100222
10100202
10100203
10100201
10100202
10100222
10100223
10100212
10100204
10100202
10100202
10100218
10100202
10100202
10100202
10100202
10100223
10100202
10100226
10100202
10100222
10100202
10100202
10100202
10100204
10100202
Nickel Source Test Data
submittal Ib/ LN
ID mmBtu #/mmBtu
966
632
1120
1118
2302
8761
8761
2195
2206
1809
1185
22791
2021
993
1636
879456
1176
892
903
63254
2274
828
731
1113
2022
1743
1310
541
975
1845
734
1307
2276
2278
1738
2135
736
1244
735
1111
550002
6.27E-06
6.35E-06
6.43E-06
6.71E-06
7.31E-06
7.67E-06
7.68E-06
8.48E-06
8.82E-06
9.08E-06
9.10E-06
9.43E-06
9.72E-06
1.11E-05
1.19E-05
1.46E-05
1.47E-05
1.47E-05
1.58E-05
1.81E-05
2.00E-05
2.07E-05
2.22E-05
3.09E-05
3.41E-05
3.60E-05
3.73E-05
4.36E-05
7.61E-05
8.77E-05
1.32E-04
1.41E-04
1.47E-04
1.50E-04
1.65E-04
2.04E-04
2.23E-04
2.25E-04
3.02E-04
3.73E-04
5.57E-04
-11.9797
-11.9671
-11.9545
-11.9119
-11.8263
-11.7782
-11.7769
-11.6778
-11.6385
-11.6094
-11.6072
-11.5713
-11.5413
-11.4086
-11.339
-11.1345
-11.1277
-11.1277
-11.0555
-10.9196
-10.8198
-10.7854
-10.7154
-10.3848
-10.2862
-10.232
-10.1965
-10.0405
-9.48346
-9.34159
-8.93271
-8.86675
-8.82508
-8.80488
-8.70957
-8.49739
-8.40834
-8.39941
-8.10508
-7.89393
-7.49295
Controls
Wet
ESP
Wet
Wet
ESP
Dry
Dry
ESP
Dry
ESP
Wet
ESP
Dry
ESP
ESP
FF
Wet
ESP
ESP
FF
ESP
ESP
ESP
ESP
Dry
Wet
FF
Wet
ESP
ESP
FF
Wet
ESP
ESP
Wet
ESP
FF
FF
FF
ESP
Dry
SCC comb
10100202
10100202
10100202
10100202
10300222
10100202
10100212
10100202
10100202
10100202
10100212
10100202
10100202
10100202
10100223
10100201
10100223
10100222
10100223
10100202
10100223
10100202
10100223
10100202
10100202
10100211
10100226
10100202
10100202
10100202
10100212
10100202
10100224
10100202
10100202
10100202
10100202
10100202
10100223
10100202
Nickel
submittal
ID comb
734
736
1244
735
1276
1915
1648
1972
2239
1515
1647
1638
1637
1826
23153
2319
1327
2259
23152
18261
23151
1330
2315
1119
1187
900
1558
1117
1117
2055
1177
966
1120
1118
1185
1176
1743
541
1307
1738
Source Test Data
Ib/mmBtu LN #/mmBtu
comb comb
1.32E-04
2.23E-04
2.25E-04
3.02E-04
2.16E-07
2.92E-07
3.76E-07
3.97E-07
7.62E-07
7.88E-07
8.67E-07
9.93E-07
1.06E-06
1.30E-06
1.77E-06
1.79E-06
1.83E-06
1.88E-06
2.36E-06
2.41E-06
2.55E-06
2.75E-06
2.99E-06
3.70E-06
4.14E-06
4.19E-06
4.41E-06
5.29E-06
5.29E-06
5.30E-06
5.97E-06
6.27E-06
6.43E-06
6.71E-06
9.10E-06
1.47E-05
3.60E-05
4.36E-05
1.41E-04
1.65E-04
-8.93270864
-8.40833879
-8.39941016
-8.10508354
-15.3479874
-15.046512
-14.7936767
-14.7393296
-14.0873193
-14.0537677
-13.9582269
-13.8225352
-13.7572416
-13.5531463
-13.244531
-13.2332949
-13.2111946
-13.1842388
-12.9568489
-12.9358838
-12.8794172
-12.8039096
-12.7202372
-12.5071777
-12.3948148
-12.3828098
-12.3316359
-12.1496923
-12.1496923
-12.1478037
-12.0287636
-11.9797342
-11.954536
-11.9119116
-11.6072361
-11.1276631
-10.2319916
-10.0404534
-8.86675067
-8.70956508
Controls
comb
ESP-FF
ESP-FF
ESP-FF
ESP-FF
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
Wet
-------
Outlier Tests for Selected Variables
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN #/mmBtu (dry)
Mean -13.19
Standard Deviation 1.58
Number of data 34
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.19
-13.36
-13.46
-13.38
-13.31
sd
1.557
1.237
1.125
1.047
1.001
Potential
outlier
-7.493
-10.29
-15.94
-15.31
-11.54
Obs.
Number
34
33
1
2
32
Test Critical Critical
value value (5%) value (1%)
3.658 2.97 3.3
2.485 2.95 3.29
2.202 2.94 3.27
1.846 2.91 3.25
1.771 2.91 3.24
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -7.493 is a Potential Statistical Outlier
For 1% Significance Level, there is 1 Potential Outlier
Therefore, Observation -7.493 is a Potential Statistical Outlier
Rosner's Outlier Test for LN #/mmBtu (esp)
Mean -11.83
Standard Deviation 1.527
Number of data 44
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-11.83
-11.92
-12
-12.08
-12.16
sd
1.51
1.418
1.33
1.245
1.145
Potential
outlier
-7.894
-8.497
-8.805
-8.825
-9.342
Obs.
Number
44
43
42
41
40
Test Critical Critical
value value (5%) value (1%)
2.606 3.08 3.43
2.413 3.07 3.41
2.404 3.06 3.4
2.613 3.05 3.39
2.461 3.04 3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN #/mmBtu (ff)
-------
Number of data = 21
10% critical value: 0.391
5% critical value: 0.44
1% critical value: 0.524
1. Data Value -8.105083541 is a Potential Outlier (Uppe
Test Statistic: 0.044
For 10% significance level, -8.105083541 is not an outlier.
For 5% significance level, -8.105083541 is not an outlier.
For 1% significance level, -8.105083541 is not an outlier.
2. Data Value -15.68631323 is a Potential Outlier (Lower
Test Statistic: 0.103
For 10% significance level, -15.68631323 is not an outlier.
For 5% significance level, -15.68631323 is not an outlier.
For 1% significance level, -15.68631323 is not an outlier.
Rosner's Outlier Test for LN #/mmBtu (wet)
Mean -12.63
Standard Deviation 1.526
Number of data 36
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-12.63
-12.75
-12.86
-12.95
-13.03
sd
1.504
1.389
1.232
1.145
1.052
Potential
outlier
-8.71
-8.867
-10.04
-10.23
-15.35
Obs.
Number
36
35
34
33
1
Test Critical Critical
value value (5%) value (1%)
2.609 2.99 3.33
2.793 2.98 3.32
2.289 2.97 3.3
2.372 2.95 3.29
2.202 2.94 3.27
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2(esp)
Background Data: lb/mmBtuO2(ff)
Raw Statistics
ESP Fabric Filter
Number of Valid Observations 44 21
Number of Distinct Observations 43 21
Minimum 3.7000E-7 1.5400E-7
Maximum 3.7300E-4 3.0200E-4
Mean 2.9622E-5 4.6308E-5
Median 5.2300E-6 2.6400E-6
SD 6.8772E-5 9.1087E-5
SE of Mean 1.0368E-5 1.9877E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 63 -0.822 1.669 0.793
Welch-Satterthwaite (Unequal Vari 31.3 -0.744 1.696 0.769
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 4.7296E-9
Variance of Background 8.2969E-9
Numerator DF Denominator DF F-Test Value P-Value
20 43 1.754 0.122
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2 comb(esp-ff)
Background Data: lb/mmBtuO2 comb(dry)
Raw Statistics
ESP/FF
Number of Valid Observations 65
Number of Distinct Observations 64
Minimum
Maximum
Mean
Median
SD
SE of Mean
Dry Scrubber
33
33
1.5400E-7 1.2000E-7
3.7300E-4 3.4100E-5
3.5013E-5 3.4414E-6
4.4300E-6 1.6100E-6
7.6370E-5 6.0906E-6
9.4725E-6 1.0602E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
96
65.6
t-Test
Value
2.365
3.312
Critical
t (0.050)
1.661
1.668
P-Value
0.010
0.001
Test of Equality of Variances
Variance of Site 5.8323E-9
Variance of Background 3.709E-11
Numerator DF Denominator DF
64 32
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
157.227
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2 comb(esp-ff)
Background Data: lb/mmBtuO2 comb(wet)
Raw Statistics
ESP/FF Wet Scrubber
Number of Valid Observations 65 36
Number of Distinct Observations 64 35
Minimum 1.5400E-7 2.1600E-7
Maximum 3.7300E-4 1.6500E-4
Mean 3.5013E-5 1.3736E-5
Median 4.4300E-6 2.8700E-6
SD 7.6370E-5 3.5527E-5
SE of Mean 9.4725E-6 5.9212E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 99 1.577 1.660 0.059
Welch-Satterthwaite (Unequal Vari 96.8 1.905 1.661 0.030
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 5.8323E-9
Variance of Background 1.2622E-9
Numerator DF Denominator DF F-Test Value P-Value
64 35 4.621 0.000
Conclusion with Alpha = 0.05
* Two variances are not equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: lb/mmBtuO2 comb(wet)
Background Data: lb/mmBtuO2 comb(esp-ff)
Raw Statistics
Wet Scrubber ESP/FF
Number of Valid Observations 36 65
Number of Distinct Observations 35 64
Minimum 2.1600E-7 1.5400E-7
Maximum 1.6500E-4 3.7300E-4
Mean 1.3736E-5 3.5013E-5
Median 2.8700E-6 4.4300E-6
SD 3.5527E-5 7.6370E-5
SE of Mean 5.9212E-6 9.4725E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
-1.577
-1.905
Critical
t (0.050) P-Value
1.660 0.941
1.661 0.970
Method DF
Pooled (Equal Variance) 99
Welch-Satterthwaite (Unequal Vari 96.8
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.2622E-9
Variance of Background 5.8323E-9
Numerator DF Denominator DF
64 35
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
4.621
P-Value
0.000
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\
Full Precision OFF
Confidence Coefficient 0.95
lb/mmBtuO2 comb2
Raw Statistics
Number of Valid Observations 101
Number of Distinct Observations 95
Minimum 1.5400E-7
Maximum 3.7300E-4
Mean of Raw Data 2.7429E-5
Standard Deviation of Raw Data 6.5417E-5
Kstar 0.378
Mean of Log Transformed Data -12.24
Standard Deviation of Log Transformed Data 1.763
Normal Distribution Test Results
Correlation Coefficient R 0.671
Approximate Shapiro Wilk Test Statistic 0.469
Approximate Shapiro Wilk P Value 0
Lilliefors Test Statistic 0.373
Lilliefors Critical (0.95) Value 0.0882
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.958
A-D Test Statistic 8.456
A-D Critical (0.95) Value 0.847
K-S Test Statistic 0.25
K-S Critical(0.95) Value 0.0958
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.979
Approximate Shapiro Wilk Test Statistic 0.942
Approximate Shapiro Wilk P Value 3.4288E-4
Lilliefors Test Statistic 0.12
Lilliefors Critical (0.95) Value 0.0882
Data not Lognormal at (0.05) Significance Level
-------
Goodness-of-Fit Test Statistics for Full Data Sets without Non-Detects
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\
Full Precision OFF
Confidence Coefficient 0.95
lb/mmBtuO2 (dry)
Raw Statistics
Number of Valid Observations 33
Number of Distinct Observations 33
Minimum 1.2000E-7
Maximum 3.4100E-5
Mean of Raw Data 3.4414E-6
Standard Deviation of Raw Data 6.0906E-6
Kstar 0.714
Mean of Log Transformed Data -13.36
Standard Deviation of Log Transformed Data 1.237
Normal Distribution Test Results
Correlation Coefficient R 0.689
Shapiro Wilk Test Statistic 0.508
Shapiro Wilk Critical (0.95) Value 0.931
Approximate Shapiro Wilk P Value 1.551E-11
Lilliefors Test Statistic 0.293
Lilliefors Critical (0.95) Value 0.154
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.896
A-D Test Statistic 0.934
A-D Critical (0.95) Value 0.787
K-S Test Statistic 0.153
K-S Critical(0.95) Value 0.159
Data follow Appr. Gamma Distribution at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.995
Shapiro Wilk Test Statistic 0.991
Shapiro Wilk Critical (0.95) Value 0.931
Approximate Shapiro Wilk P Value 0.995
Lilliefors Test Statistic 0.0665
Lilliefors Critical (0.95) Value 0.154
Data appear Lognormal at (0.05) Significance Level
lb/mmBtuO2 (esp)
Raw Statistics
Number of Valid Observations 44
-------
Number of Distinct Observations 43
Minimum 3.7000E-7
Maximum 3.7300E-4
Mean of Raw Data 2.9622E-5
Standard Deviation of Raw Data 6.8772E-5
Kstar 0.443
Mean of Log Transformed Data -11.83
Standard Deviation of Log Transformed Data 1.527
Normal Distribution Test Results
Correlation Coefficient R 0.663
Shapiro Wilk Test Statistic 0.468
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 1.110E-16
Lilliefors Test Statistic 0.384
Lilliefors Critical (0.95) Value 0.134
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.945
A-D Test Statistic 3.959
A-D Critical (0.95) Value 0.823
K-S Test Statistic 0.236
K-S Critical(0.95) Value 0.142
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.969
Shapiro Wilk Test Statistic 0.937
Shapiro Wilk Critical (0.95) Value 0.944
Approximate Shapiro Wilk P Value 0.0251
Lilliefors Test Statistic 0.127
Lilliefors Critical (0.95) Value 0.134
Data not Lognormal at (0.05) Significance Level
lb/mmBtuO2 (ff)
Raw Statistics
Number of Valid Observations 21
Number of Distinct Observations 21
Minimum 1.5400E-7
Maximum 3.0200E-4
Mean of Raw Data 4.6308E-5
Standard Deviation of Raw Data 9.1087E-5
Kstar 0.277
Mean of Log Transformed Data -12.41
Standard Deviation of Log Transformed Data 2.402
Normal Distribution Test Results
-------
Correlation Coefficient R 0.753
Shapiro Wilk Test Statistic 0.571
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 1.5896E-7
Lilliefors Test Statistic 0.384
Lilliefors Critical (0.95) Value 0.193
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.95
A-D Test Statistic 1.77
A-D Critical (0.95) Value 0.852
K-S Test Statistic 0.273
K-S Critical(0.95) Value 0.206
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.958
Shapiro Wilk Test Statistic 0.905
Shapiro Wilk Critical (0.95) Value 0.908
Approximate Shapiro Wilk P Value 0.0409
Lilliefors Test Statistic 0.155
Lilliefors Critical (0.95) Value 0.193
Data not Lognormal at (0.05) Significance Level
lb/mmBtuO2 (wet)
Raw Statistics
Number of Valid Observations 36
Number of Distinct Observations 35
Minimum 2.1600E-7
Maximum 1.6500E-4
Mean of Raw Data 1.3736E-5
Standard Deviation of Raw Data 3.5527E-5
Kstar 0.43
Mean of Log Transformed Data -12.63
Standard Deviation of Log Transformed Data 1.526
Normal Distribution Test Results
Correlation Coefficient R 0.612
Shapiro Wilk Test Statistic 0.397
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 1.343E-14
Lilliefors Test Statistic 0.413
Lilliefors Critical (0.95) Value 0.148
Data not Normal at (0.05) Significance Level
Gamma Distribution Test Results
Correlation Coefficient R 0.896
-------
A-D Test Statistic 3.331
A-D Critical (0.95) Value 0.824
K-S Test Statistic 0.298
K-S Critical(0.95) Value 0.156
Data not Gamma Distributed at (0.05) Significance Level
Lognormal Distribution Test Results
Correlation Coefficient R 0.973
Shapiro Wilk Test Statistic 0.945
Shapiro Wilk Critical (0.95) Value 0.935
Approximate Shapiro Wilk P Value 0.0941
Lilliefors Test Statistic 0.151
Lilliefors Critical (0.95) Value 0.148
Data appear Lognormal at (0.05) Significance Level
-------
Histogram for Nickel (Dry Scrubber)
21
18
15
3
0
lbAnmBtuG2 (dry)
-------
Histogram for Nickel (ESP. FF. Wet Scrubber)
90
80
70
>60
£ 50
S"40
"• 30
20
10
0
lb/mmBtu02 cotnb2
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Data Sets
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
lb/mmBtuO2 (dry) 33 1.2000E-7 3.4100E-5 3.4414E-6 1.6100E-6 3.709E-11 6.0906E-6 1.6842E-6 4.27 21.02 N/A
lb/mmBtuO2 (esp) 44 3.7000E-7 3.7300E-4 2.9622E-5 5.2300E-6 4.7296E-9 6.8772E-5 4.9963E-6 3.663 15.02 N/A
lb/mmBtuO2 (ff) 21 1.5400E-7 3.0200E-4 4.6308E-5 2.6400E-6 8.2969E-9 9.1087E-5 3.1950E-6 1.992 2.752 N/A
lb/mmBtuO2 (wet) 36 2.1600E-7 1.6500E-4 1.3736E-5 2.8700E-6 1.2622E-9 3.5527E-5 3.1060E-6 3.722 13.49 N/A
Percentiles for Raw Full Data Sets
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
lb/mmBtuO2 (dry) 33 2.6240E-7 3.3700E-7 5.9680E-7 7.7600E-7 1.6100E-6 3.3500E-6 4.2420E-6 7.6780E-6 9.1800E-6 2.6298E-5
lb/mmBtuO2 (esp) 44 1.1140E-6 1.5780E-6 2.3940E-6 2.7300E-6 5.2300E-6 1.4975E-5 2.0280E-5 8.4220E-5 1.4955E-4 3.0033E-4
lb/mmBtuO2 (ff) 21 3.0100E-7 3.2500E-7 5.7000E-7 7.2100E-7 2.6400E-6 1.8100E-5 3.7300E-5 2.2300E-4 2.2500E-4 2.8660E-4
lb/mmBtuO2 (wet) 36 3.5500E-7 5.7950E-7 9.9300E-7 1.2400E-6 2.8700E-6 6.0450E-6 6.4300E-6 2.5350E-5 6.7950E-5 1.5660E-4
-------
From File: WorkSheet.wst
Summary Statistics for Raw Full Dataset
Variable NumObs Minimum Maximum Mean Median Variance SD MAD/0.675 Skewness Kurtosis CV
lb/mmBtuO2 comb2 101 1.5400E-7 3.7300E-4 2.7429E-5 3.9100E-6 4.2793E-9 6.5417E-5 4.2254E-6 3.303 11.42 N/A
Percentiles for Raw Full Dataset
Variable NumObs 5%ile 10%ile 20%ile 25%ile(Q1)50%ile(Q2)75%ile(Q3) 80%ile 90%ile 95%ile 99%ile
lb/mmBtuO2 comb2 101 3.7000E-7 7.2100E-7 1.0900E-6 1.7700E-6 3.9100E-6 1.1100E-5 1.5800E-5 8.7700E-5 1.6500E-4 3.0200E-4
-------
Coal Fired Utility Boiler
Selenium Emissions Factors in #/mmBtu
The results of the EPA Method 29 test results from the Utility Boiler Information
Collection Request (ICR) were evaluated for the development of national emissions factors.
The procedures employed are as described in the draft Emissions Factors Procedures
Document. The data used for the development of the Selenium Emissions Factor are
presented on the following five pages. The site specific emissions factors presented are as
determined using the f factor method rather than the emissions factor determined by
dividing the hourly emissions by the coal feed and associated proximate analysis. The left five
columns contains information on each individual facility and presents Submittal ID, emissions
factors, the measurement indicator flag, the control measures employed and the natural log
of the emissions factor. The four columns on the right indicate control device groupings used
in the progression of the emissions factor development process. The first two columns
identify statistical outliers using the additional word "out" and are highlighted. In addition to
identifying outlier data these columns identify where source groups were merged when
analysis by the t-test indicated that there was no statistical difference between controls.
Subsequent pages provide the assessments as performed using EPA's statistical software
ProUCL. The assessments provide support for developing a combined national emissions
factors for ESP, Fabric Filters, ESP and Fabric Filter controls combined with either non
catalytic reduction or catalytic reduction, and for developing a separate national emissions
factor for units which employ wet or dry scrubbing controls. A combined emissions factor for
ESP, Fabric Filters, ESP and Fabric Filter controls combined with either non catalytic reduction
or catalytic reduction since there was no statistical difference between the means of
emissions from the different groupings of controls without acid gas controls. There also was
no statistical difference between the different groupings of controls combined with wet or
dry scrubber controls. Separate emissions factors were developed for units without wet or
dry scrubber controls and for facilities with wet or dry scrubber controls since there was a
statistical difference between these control groupings.
The resulting calculated selenium emissions factors are:
ESP, FF, ESP/FF, ESP/catalytic
reduction, ESP/non catalytic
reduction, FF/catalytic
reduction & FF/non catalytic
reduction control
All controls combined with
either dry scrubbing or wet
scrubbing controls
Emissions Factor
Ib/mmBtu
3.69 x 10 5
9.24 x 10'6
Number of
Supporting Tests
106
112
Quality Indicator
Highly Representative
Highly Representative
-------
Coal Fired Utility Boilers Selenium Data
Submittal ID EF #/mmBtu Flag Controls LN EF #/mmBtu Contois-Out Control-Comb"! Control-Comb2 Final Control Comb
1266
1365
1128
5000
947
1942
565
779
1539
1488
77922
2256
2256
1382
1249
2315
1349
560
1052
1276
23153
1972
23151
830
1449
3197
1189
2198
13461
1706
1156
1346
23152
1687
2200
1346111
941
1524
1654
1398
1568
1336
834
1611
1 .37E-08
1 .45E-08
1 .53E-08
1.61E-08
4.07E-08
4.67E-08
5.09E-08
5.31 E-08
6.61 E-08
7.87E-08
8.20E-08
9.21 E-08
9.21 E-08
9.33E-08
1.18E-07
1 .33E-07
1 .35E-07
1 .35E-07
1 .42E-07
1 .44E-07
1.71E-07
1 .79E-07
1 .92E-07
2.10E-07
2.13E-07
2.15E-07
2.19E-07
2.29E-07
2.34E-07
2.39E-07
2.86E-07
2.97E-07
3.17E-07
3.26E-07
4.26E-07
4.28E-07
4.34E-07
4.57E-07
4.66E-07
4.66E-07
4.85E-07
4.92E-07
4.99E-07
5.03E-07
ADL
ADL
DLL
ADL
DLL
DLL
DLL
ADL
DLL
ADL
DLL
BDL
BDL
ADL
DLL
DLL
ADL
ADL
ADL
BDL
DLL
ADL
DLL
ADL
ADL
ADL
DLL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
BDL
BDL
ADL
ADL
BDL
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF Catalytic Red
FF Nor Catalytic Red
FF
FF
Dry Scrub ESP
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
Wet Scrub ESP
Wet Scrub FF
Wet Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
ESP
FF
Dry Scrub FF
Dry Scrub FF
Wet Scrub ESP
Dry Scrub FF Catalytic Red
Dry Scrub FF
Wet Scrub FF
Wet Scrub ESP
Dry Scrub FF
Dry Scrub FF
FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub FF Catalytic Red
-18.10750
-18.05091
-17.99395
-17.94639
-17.01645
-16.87852
-16.79275
-16.75133
-16.53234
-16.35773
-16.31693
-16.20075
-16.20075
-16.18793
-15.95146
-15.83660
-15.81599
-15.81446
-15.77087
-15.75242
-15.58066
-15.53776
-15.46693
-15.37487
-15.36263
-15.35388
-15.33415
-15.29049
-15.26754
-15.24736
-15.06710
-15.02925
-14.96536
-14.93780
-14.66924
-14.66395
-14.65046
-14.59891
-14.57983
-14.57919
-14.53932
-14.52569
-14.51111
-14.50288
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF Catalytic Red
FF Nor Catalytic Red
FF
FF
Dry Scrub ESP
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
Final
Wet Scrub FF
Wet Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
ESP
FF
Dry Scrub FF
Dry Scrub FF
Wet Scrub ESP
Dry Scrub FF Catalytic Red
Dry Scrub FF
Wet Scrub FF
Wet Scrub ESP
Dry Scrub FF
Dry Scrub FF
FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
FFNH3
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
FFNH3
FFNH3
Dry Scrub FF Catalytic Red
FFNH3
FF
FF
Dry Scrub ESP
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF
Wet Scrub ESP
Wet Scrub FF
Wet Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
ESP/ESP NH3
FF
Dry Scrub FF
Dry Scrub FF
Wet Scrub ESP
Dry Scrub FF Catalytic Red
Dry Scrub FF
Wet Scrub FF
Wet Scrub ESP
Dry Scrub FF
Dry Scrub FF
FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub FF Catalytic Red
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
-------
Coal Fired Utility Boilers Selenium Data
Submittal ID EF #/mmBtu Flag Controls LN EF #/mmBtu Contois-Out Control-Comb"! Control-Comb2 Final Control Comb
2199
844
1129
1618
22261
2090
2090
1726
2112
698
2027
1430
1133
1563
1515
134611
1327
2028
2226
2319
1190
1893
995
2170
535
2259
2021
1835
536
2206
2088
1884
1884
511
1832
1532
2207
1310
1974
1021
942
1307
1997
1833
5.04E-07
5.54E-07
5.71 E-07
5.77E-07
5.84E-07
6.00E-07
6.00E-07
6.30E-07
6.40E-07
6.58E-07
6.72E-07
6.84E-07
7.51 E-07
7.70E-07
8.89E-07
8.93E-07
9.30E-07
9.46E-07
9.55E-07
9.77E-07
9.86E-07
1 .05E-06
1 .08E-06
1.18E-06
1 .22E-06
1 .30E-06
1.31E-06
1 .32E-06
1 .32E-06
1 .45E-06
1 .45E-06
1 .49E-06
1 .49E-06
1 .50E-06
1 .58E-06
1 .69E-06
1.71E-06
1 .76E-06
1 .85E-06
1 .99E-06
2.06E-06
2.06E-06
2.11E-06
2.24E-06
ADL
ADL
BDL
ADL
ADL
DLL
DLL
ADL
ADL
ADL
ADL
ADL
BDL
BDL
DLL
ADL
DLL
ADL
ADL
ADL
ADL
BDL
DLL
BDL
ADL
ADL
ADL
BDL
ADL
ADL
ADL
ADL
ADL
BDL
DLL
ADL
ADL
DLL
BDL
ADL
ADL
ADL
ADL
DLL
Dry Scrub FF
FF
Dry Scrub FF
ESP-FF
FF Nor Catalytic Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub ESP Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub ESP Nor Catalytic Red
FF Nor Catalytic Red
Wet Scrub FF Catalytic Red
FF
FF
Dry Scrub FF
FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF Nor Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
ESP-FF
ESP-FF
Wet Scrub FF Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
Dry Scrub FF
ESP
ESP
Wet Scrub FF
Dry Scrub FF Catalytic Red
FF
-14.50106
-14.40675
-14.37625
-14.36475
-14.35267
-14.32568
-14.32568
-14.27732
-14.26153
-14.23366
-14.21232
-14.19548
-14.10194
-14.07684
-13.93287
-13.92850
-13.88823
-13.87076
-13.86186
-13.83846
-13.83007
-13.76684
-13.73514
-13.65224
-13.61929
-13.55522
-13.54516
-13.53781
-13.53736
-13.44665
-13.44596
-13.41441
-13.41441
-13.41005
-13.36099
-13.28886
-13.27999
-13.24923
-13.20287
-13.12806
-13.09367
-13.09189
-13.07080
-13.01095
Dry Scrub FF
FF
Dry Scrub FF
ESP-FF
FF Nor Catalytic Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub ESP Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub ESP Nor Catalytic Red
FF Nor Catalytic Red
Wet Scrub FF Catalytic Red
FF
FF
Dry Scrub FF
FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF Nor Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
ESP-FF
ESP-FF
Wet Scrub FF Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FF Nor Catalytic Red
Dry Scrub FF
ESP
ESP
Wet Scrub FF
Dry Scrub FF Catalytic Red
FF
Dry Scrub FF
FF
Dry Scrub FF
ESP-FF
FFNH3
FFNH3
FFNH3
Dry Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub FF
Dry Scrub ESP Nor Catalytic Red
FFNH3
Dry Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub FF
Wet Scrub FF
Dry Scrub ESP Nor Catalytic Red
FFNH3
Wet Scrub FF Catalytic Red
FF
FF
Dry Scrub FF
FF
Dry Scrub FF
Dry Scrub FF Catalytic Red
Dry Scrub FF Nor Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FFNH3
ESP-FF
ESP-FF
Wet Scrub FF Catalytic Red
FF
Dry Scrub FF
Dry Scrub FF
FFNH3
Dry Scrub FF
ESP/ESP NH3
ESP/ESP NH3
Wet Scrub FF
Dry Scrub FF Catalytic Red
FF
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
Scrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
-------
Coal Fired Utility Boilers Selenium Data
Submittal ID EF #/mmBtu Flag Controls LN EF #/mmBtu Contois-Out Control-Comb"! Control-Comb2 Final Control Comb
1293
524
524
2022
736
1372
1058
1060
10040004
734
1606
892
1651
2009
2011
985
2278
1141
1534
452145
452145
735
1989
2070
1735
2013
10040002
731
1647
2025
894
894
894
1734
1938
1938
2135
1602
1151
1854
966
966
966
966
2.24E-06
2.28E-06
2.28E-06
2.29E-06
2.35E-06
2.46E-06
2.60E-06
2.60E-06
2.63E-06
2.68E-06
2.70E-06
2.90E-06
2.97E-06
3.16E-06
3.16E-06
3.23E-06
3.39E-06
3.46E-06
3.65E-06
3.85E-06
3.85E-06
3.88E-06
4.36E-06
4.60E-06
4.61 E-06
4.78E-06
4.87E-06
5.07E-06
5.46E-06
5.61 E-06
6.31 E-06
6.31 E-06
6.31 E-06
6.32E-06
6.45E-06
6.45E-06
6.61 E-06
6.92E-06
6.99E-06
8.10E-06
8.43E-06
8.43E-06
8.43E-06
8.43E-06
BDL
ADL
ADL
ADL
ADL
DLL
ADL
ADL
ADL
DLL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
BDL
ADL
ADL
ADL
ADL
ADL
FF Nor Catalytic Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
FF
ESP
FF
FF
ESP
FF
FF
ESP
FF
ESP
ESP
ESP Wet Scrub Cat Red
ESP
ESP
Wet Scrub FF
FF
FF
FF
ESP
ESP
Dry Scrub FF Nor Catalytic Red
ESP
FF Nor Catalytic Red
ESP
Wet Scrub FF
Wet Scrub FF Catalytic Red
FF Cat Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
ESP-FF
ESP-FF
ESP Nor Catalytic Red
FF Cat Red
FF
ESP
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
-13.00725
-12.99170
-12.99170
-12.98655
-12.96066
-12.91664
-12.86083
-12.86083
-12.84814
-12.82878
-12.82299
-12.75006
-12.72708
-12.66584
-12.66339
-12.64175
-12.59354
-12.57376
-12.52043
-12.46759
-12.46759
-12.45950
-12.34225
-12.28950
-12.28627
-12.25163
-12.23245
-12.19176
-12.11844
-12.09111
-1 1 .97368
-1 1 .97368
-1 1 .97368
-11.97124
-1 1 .95068
-1 1 .95068
-1 1 .92633
-11.88041
-1 1 .87035
-11.72414
-11.68418
-11.68418
-11.68418
-11.68418
FF Nor Catalytic Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
FF
ESP
FF
FF
ESP
FF
FF
ESP
FF
ESP
ESP
ESP Wet Scrub Cat Red-Out
ESP
ESP
Wet Scrub FF
FF
FF
FF
ESP
ESP
Dry Scrub FF Nor Catalytic Red
ESP
FF Nor Catalytic Red
ESP
Wet Scrub FF
Wet Scrub FF Catalytic Red
FF Cat Red
FF Nor Catalytic Red
FF Nor Catalytic Red
Dry Scrub FF
ESP-FF
ESP-FF
ESP Nor Catalytic Red
FF Cat Red
FF
ESP
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FFNH3
FFNH3
FFNH3
Dry Scrub FF
FF
ESP/ESP NH3
FF
FF
ESP/ESP NH3
FF
FF
ESP/ESP NH3
FF
ESP/ESP NH3
ESP/ESP NH3
ESP Wet Scrub Cat Red-Out
ESP/ESP NH3
ESP/ESP NH3
Wet Scrub FF
FF
FF
FF
ESP/ESP NH3
ESP/ESP NH3
Dry Scrub FF Nor Catalytic Red
ESP/ESP NH3
FFNH3
ESP/ESP NH3
Wet Scrub FF
Wet Scrub FF Catalytic Red
FFNH3
FFNH3
FFNH3
Dry Scrub FF
ESP-FF
ESP-FF
ESP/ESP NH3
FFNH3
FF
ESP/ESP NH3
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
FF, FF/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
-------
Coal Fired Utility Boilers Selenium Data
Submittal ID EF #/mmBtu Flag Controls LN EF #/mmBtu Contois-Out Control-Comb"! Control-Comb2 Final Control Comb
2239
1187
1535
2279
2302
1585
1244
2097
994
1185
63254
1648
1847
1638
1894
1894
1894
1894
12861
203612
1154
1637
1738
1558
18261
1915
983
541
1984
1984
1984
1984
1743
1902
2276
22791
21351
1176
1176
900
900
1642
1642
828
8.73E-06
8.91 E-06
9.35E-06
9.37E-06
9.91 E-06
1 .05E-05
1 .05E-05
1 .07E-05
1.13E-05
1.14E-05
1.15E-05
1.31E-05
1 .36E-05
1 .40E-05
1 .43E-05
1 .43E-05
1 .43E-05
1 .43E-05
1 .45E-05
1 .45E-05
1 .55E-05
1 .60E-05
1 .60E-05
1 .64E-05
1 .66E-05
1 .68E-05
1.73E-05
1 .73E-05
1 .85E-05
1 .85E-05
1 .85E-05
1 .85E-05
1 .93E-05
2.23E-05
2.31 E-05
2.32E-05
2.32E-05
2.33E-05
2.33E-05
2.37E-05
2.37E-05
2.38E-05
2.38E-05
2.38E-05
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP Catalytic Red
FF Cat Red
FF
FF
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF
Wet Scrub FF
FF Wet Scrub Nor Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub ESP Nor Catalytic Red
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP Wet Scrub Cat Red
FF
Dry Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Venturi Wet Scrub
Wet Scrub ESP
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
ESP
ESP
FF Nor Catalytic Red
ESP Nor Catalytic Red
Wet Scrub ESP
Wet Scrub FF
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP
FF Cat Red
-1 1 .64822
-1 1 .62850
-1 1 .58007
-11.57817
-11.52178
-1 1 .46400
-1 1 .46034
-1 1 .44630
-1 1 .38834
-11.38016
-1 1 .37678
-1 1 .24546
-1 1 .20524
-11.17386
-11.15180
-11.15180
-11.15180
-11.15180
-11.14322
-11.13883
-1 1 .07663
-1 1 .04489
-1 1 .04254
-1 1 .02028
-11.00517
-10.99621
-10.96707
-10.96473
-10.89864
-10.89864
-10.89864
-10.89864
-10.85324
-10.70884
-10.67492
-10.67181
-10.67046
-10.66850
-10.66850
-10.64834
-10.64834
-10.64746
-10.64746
-10.64721
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP Catalytic Red
FF Cat Red
FF
FF
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF
Wet Scrub FF
FF Wet Scrub Nor Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub ESP Nor Catalytic Red
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP Wet Scrub Cat Red
FF
Dry Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Venturi Wet Scrub
Wet Scrub ESP
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
ESP
ESP
FF Nor Catalytic Red
ESP Nor Catalytic Red
Wet Scrub ESP
Wet Scrub FF
FF Wet Scrub Nor Catalytic Red
FF Wet Scrub Nor Catalytic Red
ESP
ESP
FF Cat Red
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP/ESP NH3
ESP/ESP NH3
FFNH3
FF
FF
ESP Wet Scrub Cat Red
ESP Wet Scrub Cat Red
FF
Wet Scrub FF
FF Wet Scrub Nor Catalytic Red
Dry Scrub FF Catalytic Red
Dry Scrub ESP Nor Catalytic Red
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
FF Wet Scrub Nor Catalytic Red
ESP/ESP NH3
ESP Wet Scrub Cat Red
FF
Dry Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Venturi Wet Scrub
Wet Scrub ESP
Dry Scrub ESP Non Catalytic Red
ESP Wet Scrub Cat Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub ESP
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
ESP/ESP NH3
ESP/ESP NH3
FFNH3
ESP/ESP NH3
Wet Scrub ESP
Wet Scrub FF
FF Wet Scrub Non Catalytic Red
FF Wet Scrub Non Catalytic Red
ESP/ESP NH3
ESP/ESP NH3
FFNH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
FF, FF/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
ESP, ESP/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
Scrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
-------
Coal Fired Utility Boilers Selenium Data
Submittal ID EF #/mmBtu Flag Controls LN EF #/mmBtu Contois-Out Control-Comb"! Control-Comb2 Final Control Comb
1118
2103
1826
2274
2306
2081
1119
1120
2161
2195
1845
1117
2055
1113
1597
908
979
1004
2179
2179
879456
1330
1330
1636
1636
1178
1809
1754
1286
632
975
1471
1471
993
1111
1906
981
8761
1455
903
876
10000000
2.64E-05
2.68E-05
2.71 E-05
2.86E-05
2.86E-05
2.93E-05
3.17E-05
3.42E-05
3.57E-05
4.08E-05
4.10E-05
4.51 E-05
5.10E-05
5.15E-05
5.29E-05
5.40E-05
6.42E-05
6.59E-05
7.29E-05
7.29E-05
7.67E-05
8.35E-05
8.35E-05
8.45E-05
8.45E-05
8.71 E-05
9.20E-05
1 .04E-04
1.17E-04
1.18E-04
1.18E-04
1 .26E-04
1 .26E-04
1 .36E-04
1 .42E-04
1 .66E-04
1 .90E-04
2.39E-04
2.53E-04
3.16E-04
3.32E-04
1 .34E-06
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
ADL
Wet Scrub FF Catalytic Red
ESP
Wet Scrub ESP
ESP
ESP
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
FF Nor Catalytic Red
ESP Nor Catalytic Red
FF
Wet Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
ESP
FF
Dry Scrub FF Catalytic Red
ESP
ESP Catalytic Red
ESP
ESP
FF Nor Catalytic Red
Dry Scrub ESP Nor Catalytic Red
ESP Wet Scrub Cat Red
ESP
ESP
ESP
ESP Catalytic Red
ESP
ESP
FF Nor Catalytic Red
ESP
ESP-FF
ESP-FF
ESP
ESP
ESP
FF Nor Catalytic Red
FF
ESP
FF Nor Catalytic Red
FF
Dry Scrub FF
-10.54386
-10.52700
-10.51770
-10.46249
-10.46066
-10.43890
-10.35763
-10.28236
-10.23903
-10.10793
-10.10279
-10.00646
-9.88290
-9.87398
-9.84661
-9.82670
-9.65368
-9.62740
-9.52608
-9.52608
-9.47596
-9.39068
-9.39068
-9.37921
-9.37921
-9.34856
-9.29351
-9.16750
-9.05598
-9.04546
-9.04419
-8.98079
-8.98079
-8.90632
-8.86304
-8.70254
-8.56587
-8.33900
-8.28252
-8.05882
-8.01169
-13.52284
Wet Scrub FF Catalytic Red
ESP
Wet Scrub ESP
ESP
ESP
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
FF Nor Catalytic Red
ESP Nor Catalytic Red
FF
Wet Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
ESP
FF
Dry Scrub FF Catalytic Red
ESP
ESP Catalytic Red
ESP
ESP
FF Nor Catalytic Red
Dry Scrub ESP Nor Catalytic Red-Out
ESP Wet Scrub Cat Red-Out
ESP
ESP
ESP
ESP Catalytic Red
ESP
ESP
FF Nor Catalytic Red
ESP
ESP-FF
ESP-FF
ESP
ESP
ESP
FF Nor Catalytic Red
FF
ESP
FF Nor Catalytic Red
FF
Dry Scrub FF-Out
Wet Scrub FF Catalytic Red
ESP/ESP NH3
Wet Scrub ESP
ESP/ESP NH3
ESP/ESP NH3
Wet Scrub FF Catalytic Red
Wet Scrub FF Catalytic Red
Wet Scrub ESP
FFNH3
ESP/ESP NH3
FF
Wet Scrub FF Catalytic Red
Dry Scrub FF Catalytic Red
ESP/ESP NH3
FF
Dry Scrub FF Catalytic Red
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
FFNH3
Dry Scrub ESP Nor Catalytic Red-Oi
ESP Wet Scrub Cat Red-Out
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
FFNH3
ESP/ESP NH3
ESP-FF
ESP-FF
ESP/ESP NH3
ESP/ESP NH3
ESP/ESP NH3
FFNH3
FF
ESP/ESP NH3
FFNH3
FF
Dry Scrub FF-Out
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
ESP, ESP/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
ESP, ESP/NH3
FF, FF/NH3
FF, FF/NH3
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
Scrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
Scrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
UnScrubbed
Scrubbed
-------
Coal Fired Utility Boiler Selenium Emissions Factors by Control Types
From File: C:\Documents and SettingsVAII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Data.wst
Summary Statistics for Raw Full Data Sets
Variable
ESP
Dry Scrub, ESP
ESP, Wet Srub
Dry Scrub, ESP, Non catalytic red
ESP, Catalytic red
ESP, Non catalytic red
ESP, Wet Scrub, Cat red
FF
ESP-FF
FF, Cat red
FF, Non catalytic red
Dry Scrub, FF
Dry Scrub, FF, Catalytic red
Dry Scrub, FF, Non catalytic red
FF, Wet Scrub
FF, Wet Scrub, Non catalytic red
FF, Wet Scrub, Catalytic red
Venturi Wet Scrub
NumObs
38
1
10
6
3
3
9
29
7
4
23
34
15
2
13
9
11
1
Minimum
2.15E-07
9.33E-08
1.44E-07
6.72E-07
9.91E-06
6.61 E-06
3.23E-06
9.21 E-08
5.77E-07
6.31 E-06
1.61 E-08
4.07E-08
1.37E-08
1.31 E-06
1.33E-07
8.43E-06
9.77E-07
1.64E-05
Maximum
2.53E-04
9.33E-08
3.42E-05
8.35E-05
9.20E-05
4.08E-05
8.35E-05
3.32E-04
1 .26E-04
2.38E-05
3.16E-04
4.18E-04
5.40E-05
4.61 E-06
2.33E-05
2.37E-05
4.51 E-05
1.64E-05
Mean
4.75E-05
9.33E-08
1.57E-05
2.18E-05
5.59E-05
2.35E-05
1 .92E-05
2.61 E-05
3.84E-05
1.19E-05
3.44E-05
1.31 E-05
9.41 E-06
2.96E-06
3.91 E-06
1.32E-05
1.92 E-05
1.64E-05
Median
2.35E-05
9.33E-08
1 .85E-05
1 .43E-05
6.59E-05
2.32E-05
1.14E-05
2.68E-06
6.45E-06
8.71 E-06
2.24E-06
4.92E-07
6.30E-07
2.96E-06
8.89E-07
9.35E-06
1 .85E-05
1.64E-05
Variance
3.43E-09
N/A
1.41E-10
9.65E-10
1.76E-09
2.92E-10
5.97E-10
5.46E-09
3.59E-09
6.65E-11
5.93E-09
5.12E-09
3.32E-10
5.45E-12
4.71 E-11
4.10E-11
1.83E-10
N/A
SD
5.86E-05
N/A
1.19E-05
3. 11 E-05
4.19E-05
1.71 E-05
2.44E-05
7.39E-05
5.99E-05
8.16E-06
7.70E-05
7.16E-05
1.82 E-05
2.33E-06
6.86E-06
6.40E-06
1 .35E-05
N/A
MAD/0.675
3.07E-05
0
9.93E-06
1.18E-05
3.87E-05
2.46E-05
4.30E-06
2.51 E-06
7.35E-06
3. 11 E-06
3.22E-06
5.24E-07
9.13E-07
2.45E-06
1.06E-06
1.36E-06
1.60E-05
0
Skewness
1.627
N/A
-0.242
2.162
-1.009
0.0886
2.838
3.615
1.223
1.713
2.851
5.829
2.087
N/A
2.35
1.148
0.314
N/A
Kurtosis
2.797
N/A
-0.955
4.969
N/A
N/A
8.306
12.73
-0.845
2.872
8.337
33.98
3.225
N/A
5.382
-0.268
-0.155
N/A
CV
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
-------
Coal Fired Utility Boiler Selenium Emissions Factors by Control Types
Percentiles for Raw Full Data Sets
Variable
Dry Scrub, ESP
Dry Scrub, ESP, Non catalytic red
Dry Scrub, FF
Dry Scrub, FF, Catalytic red
Dry Scrub, FF, Non catalytic red
ESP
ESP, Catalytic red
ESP, Non catalytic red
ESP, Wet Scrub, Cat red
ESP-FF
FF
FF, Cat red
FF, Non catalytic red
Venturi Wet Scrub
ESP, Wet Srub
FF, Wet Scrub
FF, Wet Scrub, Catalytic red
FF, Wet Scrub, Non catalytic red
NumObs
1
6
34
15
2
38
3
3
9
7
29
4
23
1
10
13
11
9
5%ile
9.33E-08
7.41 E-07
4.94E-08
1.43E-08
1 .48E-06
2.05E-06
1 .55E-05
8.27E-06
5.43E-06
8.51 E-07
1.43E-07
6.40E-06
5.44E-08
1 .64E-05
1.87E-07
1.56E-07
1 .24E-06
8.43E-06
10%ile
9.33E-08
8.09E-07
1.23E-07
1 .48E-08
1.64E-06
2.58E-06
2.11E-05
9.93E-06
7.63E-06
1.12E-06
3.91 E-07
6.49E-06
6.93E-08
1.64E-05
2.30E-07
1.73E-07
1.50E-06
8.43E-06
20%ile
9.33E-08
9.46E-07
1.83E-07
6.60E-08
1.97E-06
3.25E-06
3.23E-05
1.32E-05
8.84E-06
1 .49E-06
1.02E-06
6.68E-06
5.90E-07
1 .64E-05
3.09E-07
1 .84E-07
5.61 E-06
8.43E-06
25%ile(Q1)
9.33E-08
4.28E-06
2.17E-07
1.82E-07
2.14E-06
3.69E-06
3.79E-05
1.49E-05
8.91 E-06
1.49E-06
1.18E-06
6.77E-06
6.00E-07
1 .64E-05
4.39E-06
1 .92E-07
1 .08E-05
8.43E-06
50%ile(Q2)
9.33E-08
1 .43E-05
4.92E-07
6.30E-07
2.96E-06
2.35E-05
6.59E-05
2.32E-05
1.14E-05
6.45E-06
2.68E-06
8.71 E-06
2.24E-06
1.64E-05
1 .85E-05
8.89E-07
1 .85E-05
9.35E-06
75%ile(Q3)
9.33E-08
1 .62E-05
1.19E-06
8.06E-06
3.79E-06
8.16E-05
7.90E-05
3.20E-05
1.45E-05
6.62E-05
1 .05E-05
1 .38E-05
1 .48E-05
1 .64E-05
2.21 E-05
3.65E-06
2.79E-05
1 .43E-05
80%ile
9.33E-08
1.68E-05
1.37E-06
1 .44E-05
3.95E-06
8.61 E-05
8.16E-05
3.38E-05
1 .56E-05
1.02E-04
1.10E-05
1 .58E-05
3.07E-05
1.64E-05
2.41 E-05
4.74E-06
2.93E-05
1.81 E-05
90%ile
9.33E-08
5.02E-05
1.81 E-06
3.70E-05
4.28E-06
1.23E-04
8.68E-05
3.73E-05
3.05E-05
1 .26E-04
4.34E-05
1 .98E-05
1.10E-04
1.64E-05
2.78E-05
1.16E-05
3.17E-05
2.37E-05
95%ile
9.33E-08
6.68E-05
3.70E-06
5.19E-05
4.45E-06
1 .46E-04
8.94E-05
3.90E-05
5.70E-05
1 .26E-04
1 .65E-04
2.18E-05
1 .83E-04
1 .64E-05
3.10E-05
1.72E-05
3.84E-05
2.37E-05
99%ile
9.33E-08
8.02E-05
2.82E-04
5.36E-05
4.58E-06
2.21 E-04
9.15E-05
4.04E-05
7.82E-05
1 .26E-04
3.06E-04
2.34E-05
2.88E-04
1.64E-05
3.36E-05
2.21 E-05
4.38E-05
2.37E-05
-------
Box Plots for Utility Boiler Selenium EF (#/mmBtu)
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-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_E
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
No Outlier Test for LN EF #/mmBtu (dry scrub esp)
Dixon's Outlier Test for LN EF #/mmBtu (dry scrub esp non catalytic red)
Number of data = 6
10% critical value: 0.482
5% critical value: 0.56
1% critical value: 0.698
1. Data Value -9.390675269 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.333
For 10% significance level, -9.390675269 is not an outlier.
For 5% significance level, -9.390675269 is not an outlier.
For 1% significance level, -9.390675269 is not an outlier.
2. Data Value -14.21231575 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.071
For 10% significance level, -14.21231575 is not an outlier.
For 5% significance level, -14.21231575 is not an outlier.
For 1% significance level, -14.21231575 is not an outlier.
Rosner's Outlier Test for LN EF #/mmBtu (dry scrub ff)
Mean -14.41
Standard Deviation 1.65
Number of data 34
Number of suspected outliers 5
Mean
-14.41
-14.61
-14.7
-14.62
-14.54
intial
sd Jtlier
1.626 .779
1.18 1.97
1.0987.02
1.036.88
0.956 6.79
Obs. Test Critical Critical
Number value value (5%) value (1%)
34 4.079 2.97 3.3
33 2.238 2.95 3.29
1 2.115 2.94 3.27
2 2.193 2.91 3.25
3 2.35 2.91 3.24
For 5% Significance Level, there is 1 Potential Outlier
Therefore, Observation -7.779 is a Potential Statistical Outlier
-------
For 1% Significance Level, there is 1 Potential Outlier
Therefore, Observation -7.779 is a Potential Statistical Outlier
Dixon's Outlier Test for LN EF #/mmBtu (dry scrub ff catalytic red)
Number of data = 15
10% critical value: 0.472
5% critical value: 0.525
1% critical value: 0.616
1. Data Value -9.826704017 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.149
For 10% significance level, -9.826704017 is not an outlier.
For 5% significance level, -9.826704017 is not an outlier.
For 1% significance level, -9.826704017 is not an outlier.
2. Data Value -18.1075005 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.016
For 10% significance level, -18.1075005 is not an outlier.
For 5% significance level, -18.1075005 is not an outlier.
For 1% significance level, -18.1075005 is not an outlier.
No Outlier Test for LN EF #/mmBtu (dry scrub ff non catalytic red)
Rosner's Outlier Test for LN EF #/mmBtu (esp)
Mean -10.97
Standard Deviation 1.685
Number of data 38
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-10.97
-10.85
-10.93
-10.99
-10.93
intial
sd Jtlier
1.6635.35
1.54 .283
1.498 .703
1.473.13
1.4443.09
Obs. Test Critical Critical
Number value value (5%) value (1%)
1 2.635 3.01 3.36
38 1.67 3 3.34
37 1.483 2.99 3.33
2 1.455 2.98 3.32
3 1.501 2.97 3.3
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN EF #/mmBtu (esp catalytic red)
-------
Number of data = 3
10% critical value: 0.886
5% critical value: 0.941
1% critical value: 0.988
1. Data Value -9.29351481 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.150
For 10% significance level, -9.29351481 is not an outlier.
For 5% significance level, -9.29351481 is not an outlier.
For 1% significance level, -9.29351481 is not an outlier.
2. Data Value -11.52177912 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.850
For 10% significance level, -11.52177912 is notan outlier.
For 5% significance level, -11.52177912 is notan outlier.
For 1% significance level, -11.52177912 is notan outlier.
Dixon's Outlier Test for LN EF #/mmBtu (esp non catalytic red)
Number of data = 3
10% critical value: 0.886
5% critical value: 0.941
1% critical value: 0.988
1. Data Value -10.10793455 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.309
For 10% significance level, -10.10793455 is notan outlier.
For 5% significance level, -10.10793455 is not an outlier.
For 1% significance level, -10.10793455 is not an outlier.
2. Data Value -11.92633195 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.691
For 10% significance level, -11.92633195 is notan outlier.
For 5% significance level, -11.92633195 is notan outlier.
For 1% significance level, -11.92633195 is notan outlier.
Dixon's Outlier Test for LN EF #/mmBtu (esp wet scrub cat red)
Number of data = 9
10% critical value: 0.441
5% critical value: 0.512
1% critical value: 0.635
-------
1. Data Value -9.390675269 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.698
For 10% significance level, -9.390675269 is an outlier.
For 5% significance level, -9.390675269 is an outlier.
For 1% significance level, -9.390675269 is an outlier.
2. Data Value -12.64174573 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.593
For 10% significance level, -12.64174573 is an outlier.
For 5% significance level, -12.64174573 is an outlier.
For 1% significance level, -12.64174573 is not an outlier.
Dixon's Outlier Test for LN EF #/mmBtu (esp-ff)
Number of data = 7
10% critical value: 0.434
5% critical value: 0.507
1% critical value: 0.637
1. Data Value -8.980787974 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.000
For 10% significance level, -8.980787974 is not an outlier.
For 5% significance level, -8.980787974 is not an outlier.
For 1% significance level, -8.980787974 is not an outlier.
2. Data Value -14.36474903 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.177
For 10% significance level, -14.36474903 is not an outlier.
For 5% significance level, -14.36474903 is not an outlier.
For 1% significance level, -14.36474903 is not an outlier.
Rosner's Outlier Test for LN EF #/mmBtu (ff)
Mean -12.62
Standard Deviation 1.954
Number of data 29
Number of suspected outliers 5
# Mean
1 -12.62
2 -12.78
intial
sd Jtlier
1.92 .012
1.774 .339
Obs. Test Critical Critical
Number value value (5%) value (1%)
29 2.399 2.89 3.22
28 2.506 2.88 3.2
-------
3 -12.95 1.57516.2
4 -12.82 1.46216.2
5 -12.69 1.317.847
1 2.066 2.86 3.18
2 2.31 2.84 3.16
27 2.158 2.82 3.14
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Dixon's Outlier Test for LN EF #/mmBtu (ff cat red)
Number of data = 4
10% critical value: 0.679
5% critical value: 0.765
1% critical value: 0.889
1. Data Value -10.64720528 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.616
For 10% significance level, -10.64720528 is not an outlier.
For 5% significance level, -10.64720528 is not an outlier.
For 1% significance level, -10.64720528 is not an outlier.
2. Data Value -11.97367608 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.070
For 10% significance level, -11.97367608 is not an outlier.
For 5% significance level, -11.97367608 is not an outlier.
For 1% significance level, -11.97367608 is not an outlier.
Dixon's Outlier Test for LN EF #/mmBtu (ff non catalytic red)
Number of data = 23
10% critical value: 0.374
5% critical value: 0.421
1% critical value: 0.505
1. Data Value -8.058822814 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.116
For 10% significance level, -8.058822814 is not an outlier.
For 5% significance level, -8.058822814 is not an outlier.
For 1% significance level, -8.058822814 is not an outlier.
2. Data Value -17.94639244 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.159
For 10% significance level, -17.94639244 is not an outlier.
-------
For 5% significance level, -17.94639244 is not an outlier.
For 1% significance level, -17.94639244 is not an outlier.
Dixon's Outlier Test for LN EF #/mmBtu (ff wet scrub non catalytic red)
Number of data = 9
10% critical value: 0.441
5% critical value: 0.512
1% critical value: 0.635
1. Data Value -10.64833781 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.000
For 10% significance level, -10.64833781 is not an outlier.
For 5% significance level, -10.64833781 is not an outlier.
For 1% significance level, -10.64833781 is not an outlier.
2. Data Value -11.68418494 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.000
For 10% significance level, -11.68418494 is not an outlier.
For 5% significance level, -11.68418494 is not an outlier.
For 1% significance level, -11.68418494 is not an outlier.
No Outlier Test for LN EF #/mmBtu (venturi wet scrub)
Dixon's Outlier Test for LN EF #/mmBtu (wet scrub esp)
Number of data = 10
10% critical value: 0.409
5% critical value: 0.477
1% critical value: 0.597
1. Data Value -10.28236236 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.047
For 10% significance level, -10.28236236 is not an outlier.
For 5% significance level, -10.28236236 is not an outlier.
For 1% significance level, -10.28236236 is not an outlier.
2. Data Value -15.75242166 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.096
For 10% significance level, -15.75242166 is not an outlier.
For 5% significance level, -15.75242166 is not an outlier.
For 1% significance level, -15.75242166 is not an outlier.
-------
Dixon's Outlier Test for LN EF #/mmBtu (wet scrub ff)
Number of data = 13
10% critical value: 0.467
5% critical value: 0.521
1% critical value: 0.615
1. Data Value -10.66849782 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.295
For 10% significance level, -10.66849782 is not an outlier.
For 5% significance level, -10.66849782 is not an outlier.
For 1% significance level, -10.66849782 is not an outlier.
2. Data Value -15.83659981 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.065
For 10% significance level, -15.83659981 is not an outlier.
For 5% significance level, -15.83659981 is not an outlier.
For 1% significance level, -15.83659981 is not an outlier.
Dixon's Outlier Test for LN EF #/mmBtu (wet scrub ff catalytic red)
Number of data = 11
10% critical value: 0.517
5% critical value: 0.576
1% critical value: 0.679
1. Data Value -10.00645689 is a Potential Outlier (Upper Tail)?
Test Statistic: 0.127
For 10% significance level, -10.00645689 is not an outlier.
For 5% significance level, -10.00645689 is not an outlier.
For 1% significance level, -10.00645689 is not an outlier.
2. Data Value -13.83845884 is a Potential Outlier (Lower Tail)?
Test Statistic: 0.502
For 10% significance level, -13.83845884 is not an outlier.
For 5% significance level, -13.83845884 is not an outlier.
For 1% significance level, -13.83845884 is not an outlier.
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP - Catalytic reduction
Background Data: ESP
Raw Statistics
ESP - Catalytic reduction ESP
Number of Valid Observations 3
Number of Distinct Observations 3
Minimum 9.9100E-6
Maximum 9.2000E-5
Mean 5.5937E-5
Median 6.5900E-5
SD 4.1942E-5
SE of Mean 2.4215E-5
38
33
2.1500E-7
2.5300E-4
4.7548E-5
2.3450E-5
5.8600E-5
9.5062E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.242
0.322
Method DF
Pooled (Equal Variance) 39
Welch-Satterthwaite (Unequal Vari 2.7
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Critical
t (0.050)
1.685
2.353
P-Value
0.405
0.385
Test of Equality of Variances
Variance of Site 1.7591E-9
Variance of Background 3.4340E-9
Numerator DF Denominator DF
37 2
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.952
P-Value
0.793
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Seleniun
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP
Background Data: ESP - Non Catalytic Reduction
Raw Statistics
ESP
Number of Valid Observations 38
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
ESP - Non Catalytic Reduction
3
3
2.1500E-7 6.6100E-6
2.5300E-4 4.0800E-5
4.7548E-5 2.3537E-5
2.3450E-5 2.3200E-5
5.8600E-5 1.7097E-5
9.5062E-6 9.8712E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.700
1.752
Critical
t (0.050)
1.685
1.895
Method DF
Pooled (Equal Variance) 39
Welch-Satterthwaite (Unequal Vari 7.1
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.4340E-9
Variance of Background 2.923E-10
P-Value
0.244
0.061
Numerator DF Denominator DF
37 2
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
11.747
P-Value
0.163
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Sel«
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP - Catalytic reduction
Background Data: ESP - Non catalytic reduction
Raw Statistics
ESP - Cat Red ESP - Non Cat Red
Number of Valid Observations 3 3
Number of Distinct Observations 3 3
Minimum 9.9100E-6 6.6100E-6
Maximum 9.2000E-5 4.0800E-5
Mean 5.5937E-5 2.3537E-5
Median 6.5900E-5 2.3200E-5
SD 4.1942E-5 1.7097E-5
SE of Mean 2.4215E-5 9.8712E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 4 1.239 2.132 0.142
Welch-Satterthwaite (Unequal Vari 2.6 1.239 2.353 0.157
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.7591E-9
Variance of Background 2.923E-10
Numerator DF Denominator DF F-Test Value P-Value
2 2 6.018 0.285
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Sel«
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP - Catalytic reduction
Background Data: ESP - Non catalytic reduction
Raw Statistics
ESP - Cat Red ESP - Non Cat Red
Number of Valid Observations 3 3
Number of Distinct Observations 3 3
Minimum 9.9100E-6 6.6100E-6
Maximum 9.2000E-5 4.0800E-5
Mean 5.5937E-5 2.3537E-5
Median 6.5900E-5 2.3200E-5
SD 4.1942E-5 1.7097E-5
SE of Mean 2.4215E-5 9.8712E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test Critical
Method DF Value t (0.050) P-Value
Pooled (Equal Variance) 4 1.239 2.132 0.142
Welch-Satterthwaite (Unequal Vari 2.6 1.239 2.353 0.157
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 1.7591E-9
Variance of Background 2.923E-10
Numerator DF Denominator DF F-Test Value P-Value
2 2 6.018 0.285
Conclusion with Alpha = 0.05
* Two variances appear to be equal
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP
Background Data: ESP - NH3 Injection
Raw Statistics
ESP
Number of Valid Observations 38
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
ESP - NH3 Injection
6
6
2.1500E-7 6.6100E-6
2.5300E-4 9.2000E-5
4.7548E-5 3.9737E-5
2.3450E-5 3.2000E-5
5.8600E-5 3.3697E-5
9.5062E-6 1.3757E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.316
0.467
Critical
t (0.050) P-Value
1.682 0.377
1.796 0.325
Method DF
Pooled (Equal Variance) 42
Welch-Satterthwaite (Unequal Vari 10.6
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.4340E-9
Variance of Background 1.1355E-9
Numerator DF Denominator DF
37 5
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
3.024
P-Value
0.218
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP
Background Data: ESP Wet Scrubber
Raw Statistics
ESP
Number of Valid Observations 38
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
ESP Wet Scrubber
10
2.1500E-7 1.4400E-7
2.5300E-4 3.4200E-5
4.7548E-5 1.5741E-5
2.3450E-5 1.8500E-5
5.8600E-5 1.1887E-5
9.5062E-6 3.7590E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.694
3.111
Critical
t (0.050)
1.679
1.679
Method DF
Pooled (Equal Variance) 46
Welch-Satterthwaite (Unequal Vari 45.0
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 3.4340E-9
Variance of Background 1.413E-10
P-Value
0.048
0.002
Numerator DF Denominator DF
37 9
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
24.303
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File WorkSheet.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data:ESP-FF
Background Data: FF
Raw Statistics
ESP-FF
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
Fabric Filter
7 29
4 26
5.7700E-7 9.2100E-8
1.2600E-4 3.3200E-4
3.8351E-5 2.6114E-5
6.4500E-6 2.6800E-6
5.9923E-5 7.3871 E-5
2.2649E-5 1.3718E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.406
0.462
Critical
t (0.050) P-Value
1.691 0.344
1.796 0.327
Method DF
Pooled (Equal Variance) 34
Welch-Satterthwaite (Unequal Vari 10.9
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.5907E-9
Variance of Background 5.4569E-9
Numerator DF Denominator DF
28 6
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.520
P-Value
0.633
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP
Background Data: FF
Raw Statistics
ESP
Number of Valid Observations 38
Number of Distinct Observations 33
Minimum
Maximum
Mean
Median
SD
SE of Mean
Fabric Filter
29
26
2.1500E-7 9.2100E-8
2.5300E-4 3.3200E-4
4.7548E-5 2.6114E-5
2.3450E-5 2.6800E-6
5.8600E-5 7.3871 E-5
9.5062E-6 1.3718E-5
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.325
1.284
Critical
t (0.050) P-Value
1.669 0.095
1.675 0.102
Method DF
Pooled (Equal Variance) 65
Welch-Satterthwaite (Unequal Vari 52.2
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.4340E-9
Variance of Background 5.4569E-9
Numerator DF Denominator DF
28 37
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.589
P-Value
0.186
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF
Background Data: FF - Catalytic Reduction
Raw Statistics
FF
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
FF - Catalytic Reductio
29 4
26 4
9.2100E-8 6.3100E-6
3.3200E-4 2.3800E-5
2.6114E-5 1.1883E-5
2.6800E-6 8.7100E-6
7.3871E-5 8.1571E-6
1.3718E-5 4.0786E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.380
0.994
Critical
t (0.050) P-Value
1.696 0.353
1.696 0.164
Method DF
Pooled (Equal Variance) 31
Welch-Satterthwaite (Unequal Vari 30.9
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.4569E-9
Variance of Background 6.654E-11
Numerator DF Denominator DF
28 3
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
82.011
P-Value
0.004
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Dat
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF - Non Catalytic Reduction
Background Data: FF
Raw Statistics
FF - Non Catalytic Reductior FF
23 29
20 26
1.6100E-8 9.2100E-8
3.1600E-4 3.3200E-4
3.4380E-5 2.6114E-5
2.2400E-6 2.6800E-6
7.7023E-5 7.3871 E-5
1.6060E-5 1.3718E-5
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.393
0.391
Method DF
Pooled (Equal Variance) 50
Welch-Satterthwaite (Unequal Vari 46.4
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.9326E-9
Variance of Background 5.4569E-9
Critical
t (0.050)
1.676
1.679
P-Value
0.348
0.349
Numerator DF Denominator DF
22 28
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.087
P-Value
0.824
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Data.w:
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF - Non Catalytic Reduction
Background Data: FF - Catalytic reduction
Raw Statistics
FF - Non Catalytic Reduction FF - Catalytic reduction
23 4
20 4
1.6100E-8 6.3100E-6
3.1600E-4 2.3800E-5
3.4380E-5 1.1883E-5
2.2400E-6 8.7100E-6
7.7023E-5 8.1571E-6
1.6060E-5 4.0786E-6
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.574
1.358
Method DF
Pooled (Equal Variance) 25
Welch-Satterthwaite (Unequal Vari 24.2
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.9326E-9
Variance of Background 6.654E-11
Critical
t (0.050)
1.708
1.711
P-Value
0.285
0.094
Numerator DF Denominator DF
22 3
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
89.159
P-Value
0.003
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Seleniurr
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF - NH3 Injection
Background Data: FF
Raw Statistics
FF - NH3 Injection FF
Number of Valid Observations 27
Number of Distinct Observations 23
Minimum 1.6100E-8
Maximum 3.1600E-4
Mean 3.1047E-5
Median 2.2800E-6
SD 7.1371E-5
SE of Mean 1.3735E-5
Site vs Background Two-Sample t-Test
29
26
9.2100E-8
3.3200E-4
2.6114E-5
2.6800E-6
7.3871 E-5
1.3718E-5
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
0.254
0.254
Critical
t (0.050)
1.674
1.674
Method DF
Pooled (Equal Variance) 54
Welch-Satterthwaite (Unequal Vari 53.9
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.0939E-9
Variance of Background 5.4569E-9
P-Value
0.400
0.400
Numerator DF Denominator DF
28 26
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.071
P-Value
0.863
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF
Background Data: FF - dry Scruber
Raw Statistics
FF
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
FF - dry Scruber
29 33
26 32
9.2100E-8 4.0700E-8
3.3200E-4 6.3200E-6
2.6114E-5 8.3907E-7
2.6800E-6 4.8500E-7
7.3871E-5 1.1492E-6
1.3718E-5 2.0005E-7
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.968
1.842
Critical
t (0.050)
1.671
1.701
Method DF
Pooled (Equal Variance) 60
Welch-Satterthwaite (Unequal Vari 28.0
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 5.4569E-9
Variance of Background 1.321E-12
P-Value
0.027
0.038
Numerator DF Denominator DF
28 32
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
4132.103
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_AnalysisV
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF
Background Data: FF - Wet Scrubber
Raw Statistics
FF
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
FF - Wet Scrubber
29 13
26 13
9.2100E-8 1.3300E-7
3.3200E-4 2.3300E-5
2.6114E-5 3.9113E-6
2.6800E-6 8.8900E-7
7.3871 E-5 6.8623E-6
1.3718E-5 1.9032E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.074
1.603
Critical
t (0.050) P-Value
1.684 0.145
1.699 0.060
Method DF
Pooled (Equal Variance) 40
Welch-Satterthwaite (Unequal Vari 29.1
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 5.4569E-9
Variance of Background 4.709E-11
Numerator DF Denominator DF
28 12
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
115.881
P-Value
0.000
-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selen
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
No Outlier Test for LN EF #/mmBtu (EMPTY)
Rosner's Outlier Test for LN EF #/mmBtu (esp, esp/nh3)
Mean -10.91
Standard Deviation 1.611
Number of data 44
Number of suspected outliers 5
Mean
-10.91
-10.81
-10.87
-10.81
-10.76
sd
1.593
1.475
1.439
1.411
1.381
Potential
outlier
-15.35
-8.283
-13.13
-13.09
-12.92
Obs.
Number
1
44
2
3
4
Test
value
2.789
1.712
1.571
1.616
1.565
Critical
value (5%)
3.08
3.07
3.06
3.05
3.04
Critical
value (1%)
3.43
3.41
3.4
3.39
3.38
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN EF #/mmBtu (esp/wet scrub, esp/dry scrub, esp/nh3/wet scrub, esp/nh3/dry scrub)
Mean -11.9
Standard Deviation 1.903
Number of data 26
Number of suspected outliers 5
Mean
-11.9
-11.73
-11.56
-11.4
-11.24
sd
1.866
1.725
1.54
1.354
1.139
Potential
outlier
-16.19
-15.75
-15.25
-14.94
-14.21
Obs.
Number
1
2
3
4
5
Test
value
2.298
2.333
2.394
2.612
2.609
Critical
value (5%)
2.84
2.82
2.8
2.78
2.76
Critical
value (1%)
3.16
3.14
3.11
3.09
3.06
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN EF #/mmBtu (ff, ff/nh3)
-------
Mean -12.48
Standard Deviation 2.12
Number of data 62
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-12.48
-12.55
-12.62
-12.7
-12.77
sd
2.103
2.058
1.989
1.925
1.861
Potential
outlier
-8.012
-8.059
-8.339
-8.566
-16.75
Obs.
Number
62
61
60
59
1
Test
value
2.123
2.183
2.154
2.147
2.14
Critical
value (5%)
3.212
3.202
3.202
3.192
3.184
Critical
value (1%)
3.572
3.564
3.562
3.552
3.544
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN EF #/mmBtu (ff/wet scrub, ff/dry scrub, ff/nh3/wet scrub, ff/nh3/dry scrub)
Mean -13.54
Standard Deviation 2.192
Number of data 85
Number of suspected outliers 5
#
1
2
3
4
5
Mean
-13.54
-13.61
-13.56
-13.5
-13.45
sd
2.179
2.111
2.064
2.015
1.964
Potential
outlier
-7.779
-18.11
-18.05
-17.99
-17.95
Obs.
Number
85
1
2
3
4
Test
value
2.646
2.129
2.176
2.228
2.29
Critical
value (5%)
3.33
3.32
3.32
3.315
3.31
Critical
value (1%)
3.695
3.69
3.685
3.68
3.675
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Data.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP, ESP/NH3
Background Data: ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
Raw Statistics
ESP, ESP/NH3 ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
44 26
39 21
2.1500E-7 9.3300E-8
2.5300E-4 8.3500E-5
4.6482E-5 1.7738E-5
2.3500E-5 1.4300E-5
5.5626E-5 2.1301E-5
8.3859E-6 4.1775E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
Welch-Satterthwaite (Unequal Vari
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
DF
68
60.6
t-Test
Value
2.522
3.068
Critical
t (0.050)
1.668
1.670
P-Value
0.007
0.002
Test of Equality of Variances
Variance of Site 3.0942E-9
Variance of Background 4.537E-10
Numerator DF Denominator DF
43 25
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
6.819
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Data.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: FF, FF/NH3
Background Data: FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
Raw Statistics
FF, FF/NH3 FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
63 84
51 77
1.6100E-8 1.3700E-8
3.3200E-4 4.1800E-4
2.9588E-5 1.1590E-5
2.6800E-6 1.0285E-6
7.0451E-5 4.6316E-5
8.8759E-6 5.0535E-6
Number of Valid Observations
Number of Distinct Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.866
1.762
Method DF
Pooled (Equal Variance) 145
Welch-Satterthwaite (Unequal Vari 100.8
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Critical
t (0.050)
1.655
1.660
P-Value
0.032
0.041
Test of Equality of Variances
Variance of Site 4.9633E-9
Variance of Background 2.1452E-9
Numerator DF Denominator DF
62 83
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
2.314
P-Value
0.000
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Seleniur
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP, ESP/NH3
Background Data: FF, FF/NH3
Raw Statistics
ESP, ESP/NH3 FF, FF/NH3
Number of Valid Observations 44 63
Number of Distinct Observations 39 51
Minimum 2.1500E-7 1.6100E-8
Maximum 2.5300E-4 3.3200E-4
Mean 4.6482E-5 2.9588E-5
Median 2.3500E-5 2.6800E-6
SD 5.5626E-5 7.0451 E-5
SE of Mean 8.3859E-6 8.8759E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
1.327
1.384
Critical
t (0.050)
1.659
1.660
Method DF
Pooled (Equal Variance) 105
Welch-Satterthwaite (Unequal Vari 103.4
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site 3.0942E-9
Variance of Background 4.9633E-9
P-Value
0.094
0.085
Numerator DF Denominator DF
62 43
Conclusion with Alpha = 0.05
* Two variances appear to be equal
F-Test Value
1.604
P-Value
0.104
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-
Data \_EF_Analysis\Selenium\EF Data.wst
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet Scrub, ESP/NH3/Dry Scrub
Background Data: FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet Scrub, FF/NH3/Dry Scrub
Raw Statistics
Number of Valid
Number of Distinct
Observations
Observations
Minimum
Maximum
Mean
Median
SD
SE of Mean
ESP/Wet Scrub, ESP/Dry Scrub, ESP/NH3/Wet
Scrub, ESP/NH3/Dry Scrub
26
21
9.33E-08
0.0000835
0.000017738
0.0000143
0.000021301
4.1775E-06
FF/Wet Scrub, FF/Dry Scrub, FF/NH3/Wet
Scrub, FF/NH3/Dry Scrub
84
77
1.37E-08
0.000418
0.00001159
1.0285E-06
0.000046316
5.0535E-06
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
Method
Pooled (Equal Variance)
DF
108
Welch-Satterthwaite (Unequa 92.2
t-Test
Value
0.654
0.938
Critical
t (0.050)
1.659
1.662
P-Value
0.257
0.175
Pooled SD 0.000
Conclusion with Alpha = 0
* Student t (Pooled) Test
050
Do Not Reject HO, Conclude Site <= Background
* Welch-Satterthwaite Test: Do Not Reject HO, Conclude Site <= Background
Test of Equality of Variances
Variance of Site
Variance of Background
4.537E-10
2.1452E-09
Numerator DF
83
Conclusion with Alpha = 0
Denominator DF
25
F-Test Value
4.728
P-Value
0
05
* Two variances are not equal
-------
Outlier Tests for Selected Variables
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_E
Full Precision OFF
Test for Suspected Outliers with Dixon test 1
Test for Suspected Outliers with Rosner test 5
Rosner's Outlier Test for LN EF #/mmBtu (Unscrubbed)
Mean -11.83
Standard Deviation 2.068
Number of data 106
Number of suspected outliers 5
Mean
-11.83
-11.78
-11.73
-11.69
-11.65
sd
2.058
2.02
1.975
1.931
1.888
Potential
outlier
-16.75
-16.53
-16.32
-16.2
-16.2
Obs.
Number
1
2
3
4
5
Test Critical Critical
value value (5%) value (1%)
2.393 3.397 3.767
2.352 3.396 3.767
2.321 3.396 3.767
2.336 3.387 3.757
2.413 3.387 3.757
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
Rosner's Outlier Test for LN EF #/mmBtu (Scrubbed)
Mean -13.14
Standard Deviation 2.231
Number of data 112
Number of suspected outliers 5
Mean
-13.14
-13.19
-13.14
-13.1
-13.05
sd
2.221
2.181
2.139
2.096
2.052
Potential
outlier
-7.779
-18.11
-18.05
-17.99
-17.95
Obs.
Number
112
1
2
3
4
Test Critical Critical
value value (5%) value (1%)
2.414 3.414 3.784
2.255 3.411 3.784
2.293 3.411 3.784
2.335 3.404 3.774
2.385 3.404 3.774
For 5% Significance Level, there is no Potential Outlier
For 1% Significance Level, there is no Potential Outlier
-------
t-Test Site vs Background Comparison for Full Data Sets without NDs
User Selected Options
From File C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Sel
Full Precision OFF
Confidence Coefficient 95%
Substantial Difference (S) 0.000
Selected Null Hypothesis Site or AOC Mean Less Than or Equal to Background Mean (Form 1)
Alternative Hypothesis Site or AOC Mean Greater Than the Background Mean
Area of Concern Data: EF Unscrubbed
Background Data: EF Scrubbed
Raw Statistics
Unscrubbed Scrubbed
Number of Valid Observations 106 112
Number of Distinct Observations 86 96
Minimum 5.3100E-8 1.3700E-8
Maximum 3.3200E-4 4.1800E-4
Mean 3.6880E-5 1.2957E-5
Median 6.3100E-6 1.5950E-6
SD 6.5234E-5 4.1408E-5
SE of Mean 6.3361E-6 3.9127E-6
Site vs Background Two-Sample t-Test
HO: Mu of Site - Mu of Background <= 0
t-Test
Value
3.250
3.212
Critical
t (0.050)
1.652
1.654
Method DF
Pooled (Equal Variance) 216
Welch-Satterthwaite (Unequal Vari 176.1
Pooled SD 0.000
Conclusion with Alpha = 0.050
* Student t (Pooled) Test: Reject HO, Conclude Site > Background
* Welch-Satterthwaite Test: Reject HO, Conclude Site > Background
Test of Equality of Variances
Variance of Site 4.2555E-9
Variance of Background 1.7147E-9
P-Value
0.001
0.001
Numerator DF Denominator DF
105 111
Conclusion with Alpha = 0.05
* Two variances are not equal
F-Test Value
2.482
P-Value
0.000
-------
Final Recommended Coal Fired Utility Boiler Selenium Emissions Factors (#/mmBtu)
From File: C:\Documents and Settings\AII Users\Desktop\EPA_Data Systems\Utility_Boiler_EF-Data\_EF_Analysis\Selenium\EF Data.wst
Summary Statistics for Raw Full Data Sets
Variable
EF #/mmBtu (unscrubbed)
EF #/mmBtu (scrubbed)
NumObs
106
112
Minimum
5.31 E-08
1.37E-08
Maximum
3.32E-04
8.35E-05
Mean
3.69E-05
9.24E-06
Median
6.31 E-06
1.48E-06
Variance
4.26E-09
2.24E-10
SD
6.52E-05
1.50E-05
MAD/0.675
8.40E-06
2.09E-06
Skewness
2.627
2.88
Kurtosis
7.463
10.41
CV
N/A
N/A
Percentiles for Raw Full Data Sets
Variable
EF #/mmBtu (unscrubbed)
EF #/mmBtu (scrubbed)
NumObs
106
112
5%ile
2.16E-07
4.90E-08
10%ile
5.92E-07
1.35E-07
20%ile
1.49E-06
2.48E-07
25%ile(Q1)
2.24E-06
4.28E-07
50%ile(Q2)
6.31 E-06
1.48E-06
75%ile(Q3)
3.95E-05
1.43E-05
80%ile
6.59E-05
1.66E-05
90%ile
1.18E-04
2.37E-05
95%ile
1.60E-04
3.28E-05
99%ile
3.13E-04
8.03E-05
-------
Histograms for Coal Fired Boiler Selenium Scrubbed and Unscrubbed EF (#/mmBtu)
90
70
60
50
40
30
20
10
] EF tfAnmBtu (aunscrubbed)
D EF tfrtrirrBtu (scrubbed)
-------
Box Plots for Coal Fired Utility Boiler Scrubbed and Unsrubbed EF (#/mmBtu)
A
A
ro
4-1
W
A
A
i
A
0.00
EF #AnmBtu (aunscrubbed)
EF #/mmEttu (scrubbed)
-------
Lognormal O-O Plots, Scrubbed & Unscrubbed Coal Fired Utility Boiler Selenium EF {#/mmBtu}
-8.00
-9.00
-10.00
-11.00
-12.00
V)
c
o
"**
OJ
> -13.00
4>
n
0>
-15.00
-16.00
-17.00
-18.00
-19.00
B /
Theoretical Quantiles (Standard Normal)
EF = mn iBtu < .inn s 11 ul>l>e
-------
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