&EPA
United States
Environmental Protection
Agency
Environmental Monitoring and Support
Laboratory
Research Triangle Park NC 27711
EPA 600 4 79-054
August 1979
Research and Development
Air Quality Data for
Metals 1976 from the
National Air
Surveillance
Networks
-------
RESEARCH REPORTING SERIES
Research reports of the Office of Research and Development, U.S. Environmental
Protection Agency, have been grouped into nine series. These nine broad cate-
gories were established to facilitate further development and application of en-
vironmental technology. Elimination of traditional grouping was consciously
planned to foster technology transfer and a maximum interface in related fields.
The nine series are:
1 Environmental Health Effects Research
2, Environmental Protection Technology
3. Ecological Research
4. Environmental Monitoring
5. Socioeconomic Environmental Studies
6. Scientific and Technical Assessment Reports (STAR)
7 Interagency Energy-Environment Research and Development
8. "Special" Reports
9. Miscellaneous Reports
This report has been assigned to the ENVIRONMENTAL MONITORING series.
This series describes research conducted to develop new or improved methods
and instrumentation for the identification and quantification of environmental
pollutants at the lowest conceivably significant concentrations. It also includes
studies to determine the ambient concentrations of pollutants in the environment
and/or the variance of pollutants as a function of time or meteorological factors.
This document is available to the public through the National Technical Informa-
tion Service, Springfield, Virginia 22161.
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AIR QUALITY DATA FOR METALS
1976
FROM THE
NATIONAL AIR SURVEILLANCE NETWORKS
by
Raymond C. Rhodes and Donald H. Fair
Statistical and Technical Analysis Branch
J.E. Frazer, S.J. Long, W.A. Loseke, V.A. Wheeler and J.F. Walling
Analytical Chemistry Branch
ENVIRONMENTAL MONITORING AND SUPPORT LABORATORY
OFFICE OF RESEARCH AND DEVELOPMENT
U.S. ENVIRONMENTAL PROTECTION AGENCY
RESEARCH TRIANGLE PARK, NORTH CAROLINA 27711
-------
DISCLAIMER
This report has been reviewed by the Environmental Monitoring and
Support Laboratory, U.S. Environmental Protection Agency, and approved for
publication. Mention of trade names or commercial products does not
constitute endorsement or recommendation for use.
ii
-------
FOREWORD
Measurement and monitoring research efforts are designed to anticipate
potential environmental problems, to support regulatory actions by develop-
ing an in-depth understanding of the nature and processes that impact health
and the ecology, to provide innovative means of monitoring compliance with
regulations and to evaluate the effectiveness of health and environmental
protection efforts through the monitoring of long-term trends. The Environ-
mental Monitoring and Support Laboratory, Research Triangle Park, North
Carolina is responsible for development of: environmental monitoring tech-
nology and systems; agency-wide quality assurance programs for air pollution
measurement systems; and technical support to the Agency's operating
functions including the Office of Air, Noise and Radiation, the Office of
Toxic Substances and the Office of Enforcement.
Data on concentrations of metallic ions in particulate matter from the
National Air Surveillance Networks are listed in this report. It is planned
that this report will be updated on an annual basis. Any changes in the
introductory material (site descriptions, data table presentations, labora-
tory methodology, etc.) made by EPA will be included in future reports.
Thomas R. Hauser
Director
Environmental Monitoring and
Support Laboratory
m
-------
ABSTRACT
Particulate pollutant data gathered during calendar year 1976 by the
cooperating stations of the National Air Surveillance Networks (NASN) provide
the basis for listing the urban and nonurban concentrations of 11 metallic
ions in suspended particulate matter.
The data are presented as a composite concentration value for each site
for each of the four quarters of the calendar year; a yearly average is
reported whenever valid data for all four quarters are obtained.
Four previous EPA publications, APTD-0978, APTD-1467, EPA 600/4-76-041
and EPA 600/4-78-059 list the concentrations of these metals in suspended
particulate matter collected during 1966 and 1967, 1968 and 1969, 1970
through 1974 and 1975 respectively. In this report overall national
summaries are compared for the years 1970 through 1976.
IV
-------
CONTENTS
Foreword iii
Abstract iv
Figure vi
Tables vii
Acknowledgments ix
1. Introduction 1
Organizational Structure 1
Sample Collection 3
Data Handling and Analysis 4
2. Quality Control 7
Introduction 7
Limits of Detection 7
Blank Filter Analyses and Limits of Discrimination ... 8
Precision and Bias 11
Performance Quality Assessment 13
3. Laboratory Methods 15
Sampling Procedures 15
Methods of Metals Analysis 16
4. National Summary of Air Quality Measurements 18
Urban 19
Nonurban 23
5. Data Tables 27
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FIGURE
Number Page
1-1 EPA Regions and Regional Offices 6
vi
-------
TABLES
Number Page
1-1 NASN Network Modifications 2
1-2 EPA Regions and Locations of Regional Offices 5
2-1 Blank Filter Analyses and Limits of Discrimination 10
2-2 Analytical Precision, Bias and Confidence Limits 12
4-1 Urban National Cumulative Frequency Distributions 19
4-2 Nonurban National Cumulative Frequency Distributions 23
5-1 Quarterly Composites and Yearly Averages 29
Beryl 1i urn
Urban 29
Nonurban 46
Cadmium
Urban 50
Nonurban 67
Chromium
Urban 71
Nonurban 88
Cobalt
Urban 92
Nonurban 109
Copper
Urban 113
Nonurban 130
Iron
Urban 134
Nonurban 151
Lead
Urban 155
Nonurban 172
Manganese
Urban 176
Nonurban 193
vii
-------
Nickel Page
Urban 197
Nonurban 214
Titanium
Urban 218
Nonurban 235
Vanadium
Urban 239
Nonurban 256
vm
-------
ACKNOWLEDGMENTS
The data reported in this publication could not have been gathered
without the generous cooperation of the many state and local air pollution
control agencies in the operation of the NASN stations. Also, gratitude is
due each of the 10 EPA Regions who since 1973 have participated in this
program by sending the high volume filters to the centralized laboratory
of the Environmental Monitoring and Support Laboratory.
A large portion of the effort devoted to the extraction of filters
and the routine operation of the spectrometer was contributed by Louis J.
Pranger of the Analytical Chemistry Branch. His efforts are gratefully
acknowledged.
The detailed computer tabulations of Table 5-1 were obtained by
contract personnel of the Northrop 'Services, Incorporated.
The authors would like to thank all those who contributed their time
and effort to this document.
IX
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SECTION 1
INTRODUCTION
ORGANIZATIONAL STRUCTURE
The Environmental Protection Agency (EPA), with the assistance and
cooperation of state and local agencies, conducts a variety of air sampling
activities to obtain information about the air quality in the United States.
One such program, the National Air Surveillance Networks (NASN), has existed
for over 20 years. The network has grown and undergone many modifications
since its beginning, especially during the last 6 years. Table 1-1 cata-
logues these recent changes.
The first change, in sampling schedule, was brought about to encourage
synoptic sampling with state/local ambient monitoring programs. In addition
to assisting in the operation of the EPA sampling network, state and local
air pollution control agencies administer their own air pollution control
programs.
The second change, decentralization, was made to shift air monitoring
responsibility from one centralized laboratory to 10 EPA regional laborato-
ries. This modification was implemented over the 14 month period from
December 1972 through January 1974. Moreover, in January 1974, the responsi-
bilities of the 10 EPA Regional Offices were extended further to the overall
management of the NASN sites. Additional responsibilities of the Regional
Offices include weighing the filters and determining the concentrations of
1
-------
TABLE 1-1. NASN NETWORK MODIFICATIONS
Month/Year
Change
Impact*
January 1972
December 1972
April 1973
December 1973
January 1974
Sample schedule changed from random All sites
biweekly to 12-day systematic sam-
ples, first sample collected 1/10/72.
Decentralization, Region II
Decentralization, Region I
Decentralization, Regions V, VII,
VIII, IX, X
Decentralization. Regions III, IV,
_
NJ, NY, PR
CT, ME, MA, NH, RI,
VT
It,-IN, MS, MN, OH,
WI, IA, KS, MO, NE,
CO, MT, ND, SD, UT,
WY, AZ, CA, HI, NV,
AK, ID, OR, WA
DE, DC, MD, PA, VA,
WV, AL, FL, GA, KY,
MS, NC, SC, TN, AR,
LA, NM, OK, TX
*Abbreviations coincide with standard U.S. mail code designations for
states.
-------
total suspended participates (TSP). Table 1-2 and Figure 1-1 indicate the
locations of the Regional Offices and the geographic areas of responsibility.
The EPA regional laboratories send the filters to the Environmental
Monitoring and Support Laboratory (EMSL) for routine trace constituent
analyses. The filters are then stored in the Filter Bank for future non-
routine, special analyses as required.
Although pollutant monitoring was decentralized, the analysis and
publication of the trace pollutant data remains the responsibility of one
laboratory, the Environmental Monitoring and Support Laboratory (EMSL),
Research Triangle Park, North Carolina. Prior to January 1974, filters also
were weighed and analyzed for TSP by EMSL; however, since this date, the
EPA regional laboratories have been performing these tasks. It should be
noted that the weighing of the filters, before and after sample collection,
are used for determination of TSP and are not used in the determination for
metals. The particulates containing metals are assumed to be collected
uniformly across the filter area.
SAMPLE COLLECTION
Air particulate samples were collected in 1976 at nearly 300 urban and
35 nonurban NASN sites located across the country. The urban sites are
generally located within a city or town or adjacent suburbs. The nonurban
sites were originally located in rural or remote areas, although with the
passage of time, many of these rural areas, especially in the northeast,
have become more heavily populated and thus are subject to increasing
influences of spreading urbanization. Voluntary operation of each site is
Metals, nonmetallic inorganic ions and benzo(a)pyrene (BaP)
-------
maintained through the generous assistance of local or state agencies and
individuals such as park rangers, firemen, or policemen.
Prior to 1972, 24-hour samples (beginning at midnight) were collected
according to a biweekly (26 samples per year) modified random sampling sched-
ule. The schedule was modified to ensure equal representation for each of the
seven days of the week. Since January 10, 1972, the initial sampling date,
samples have been collected every 12th day (30 or 31 samples per year). This
sampling schedule eliminates the need for redesignating a new sampling sched-
ule each year. In addition, it is easily implemented in the field.
DATA HANDLING AND ANALYSIS
Beginning with the 1974 samples, the responsibility for managing the NASN
was given to each of the 10 EPA Regions (Table 1-2). Prior to that time one
centralized laboratory located at Research Triangle Park, North Carolina,
weighed and analyzed the high volume filters. The 10 EPA Regions send the TSP
values to the National Aerometric Data Bank (NADB). The results of chemical
analyses are published by EMSL and are sent to the NADB for archiving.
The metallic ion data reported herein were analyzed by EMSL and final
tabulations were validated by the laboratory. The precision and bias of the
data were determined using statistical analyses. The overall accuracy of the
sampling data was evaluated to assist in the interpretation of the air quality
summaries.
The air quality summaries include annual concentration data classified
as urban and nonurban origin and compiled for the nation as a whole (Tables
4-1 and 4-2). The data for individual site locations are presented as quar-
terly values, and as annual averages where three or four quarterly values are
available (Table 5-1),
-------
TABLE 1-2. EPA REGIONS AND LOCATIONS OF REGIONAL OFFICES
Region Regional Office Location
I Boston, Massachusetts
II New York, New York
III Philadelphia, Pennsylvania
IV Atlanta, Georgia
V Chicago, Illinois
VI Dallas, Texas
VII Kansas City, Missouri
VIII Denver, Colorado
IX San Francisco, California
X Seattle, Washington
-------
Figure 1-1. EPA Regions and Regional Offices
.':,... ALASKA (REGION X)
VIRGIN ISLANDS
PUERTO RICO
(REGION II)
GUAM TO HAWAII
(REGION IX)
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SECTION 2
QUALITY CONTROL
INTRODUCTION
Beginning with a previous publication for samples of 1970 through
1974, estimates of analytical performance were given with each data table.
This practice was continued for the 1975 report and is continued for this
report for 1976 samples. This section presents the quality control informa-
tion and the procedures for determining these analytical performance limits.
LIMITS OF DETECTION
The "limit of detection" for an instrumental analytical method is the
minimum concentration of the constituent or species of interest which can
be observed by the instrument and distinguished from instrumental noise
with a specified degree of probability. The limits of detection were
determined by making repeated measurements (20 to 30) of the extractant
liquid and calculating the standard deviation of the results, converted
to equivalent units of yg/m3. The limits of detection values were 3.3
times the standard deviation. These limits, therefore, are the upper 97.5
P
percent tolerance limits, at 95 percent confidence, for the instrumental
noise.
"Trace Analysis, Physical Methods," G.H. Morrison, Ed., Interscience
Publishers, (1965), pages 2-3.
^'Experimental Statistics," Mary Natrella, NBS Handbook 91, Table T-15.
-------
BLANK FILTER ANALYSES AND LIMITS OF DISCRIMINATION
The ""limit of discrimination" is the minimum concentration unique
to a given batch of filters and the measurement methods involved which
can with a specified degree of probability be attributed to the particulate
on the filter and not confused with the combined effect of the filter
material itself and the measurement method. The limit of discrimination
is determined from the results of the analysis of blank filters, which
include the combined contributions of the filter material and the measure-
ment method.
For the years through 1974, analyses of blank filters were made by
pooling the extracts from a large number of clean (or unexposed) filters,
obtaining a single composite extract, and analyzing the extract periodically
throughout the analysis period. Consequently, no estimate of homogeneity
of the lot of filters was utilized in the processing of sample data.
One filter lot was used for both 1975 and 1976. From this lot, 27
composite samples of filters were obtained. Each composite arbitrarily
contained material from five filters. A total of 17.5 square inches of
filter material, or (17.5)^5=3.50 square inches per filter, was used for
each composite determination on each of these 27 extracts.
The average of the 27 determinations was statistically tested
against zero using an estimated measure of instrument noise at zero
concentration. If the average was not significantly different from zero,
the average was considered as below the detection limits (BD), and was so
"Assessment of Arsenic Losses During Ashing: A Comparison of Two
Methods Applied to Atmospheric Particulates," J.F. Walling, et al,
JAPCA, Vol. 28, No. 11, November 1978.
8
-------
indicated for beryllium, cadmium, cobalt, lead, and vanadium in Table 2-1.
The average values for the remaining elements, which were significantly dif-
ferent from zero, are listed in Table 2-1 as the blank filter concentrations
for routine sample analyses. All of the analyses of the blank filters were
made prior to the analyses of the 1975 and 1976 samples, instead of during
the analysis period for routine samples. These average blank values were
subtracted from each sample result to obtain the amount of the element con-
tained only in the particulate.
The limits of discrimination (LD) for 1975 and 1976 were obtained by
multiplying the standard deviation of the 27 composite blank determinations
by the factor 3.3. For previous years (1970-1974), when only ten (10) blank
analyses were made for each element, the use of the 3.3 factor provided 95%-
2
95% tolerance limits. For 1970-1974, therefore, the analytical limits of
discrimination given in Table 2-2 represented the level below which 97.5% of
all such blank determinations would fall with a confidence of 95%. However,
for 1975 and 1976, when 27 blank analyses were made, the use of the 3.3 fac-
tor provides 95%-98% tolerance limits. Thus, the analytical limits of dis-
crimination given in Table 2-1 represents the level below which 99% of all
such blank determinations would fall with a confidence of 95%.
It should be noted that except for beryllium and titanium, the analyti-
cal limits of discrimination for 1975 and 1976 are appreciably
Experimental Statistics, Handbook 91, NBS, page T-ll.
2
The 95%-95% tolerance limits include a two-tailed interval within
which 95% of all individaul values should fall with a confidence of 95%.
3
The 95%-98% tolerance limits include a two-tailed interval with
which 98% of all individual values should fall with a confidence of 95%.
-------
TABLE 2-1. BLANK FILTER ANALYSES AND LIMITS OF DISCRIMINATION
(yg/m3)*
1975 and 1976
Limits of Discrimination (LD)
Element
Beryllium
Cadmi urn
Chromium
Cobalt
Copper
Iron
Lead
Manganese
Nickel
Titanium
Vanadium
oianK M iter
Concentration
BD**
BD
.0015
BD
.0024
.0956
BD
.0029
.0007
.0017
BD
1970
.00005
.00023
.00071
.00069
.0011
.0082
.022
.00040
.0014
.0039
.0021
1971
.00005
.00023
.00071
.00069
.0011
.0082
.022
.00040
.0014
.0039
.0021
1972
.00004
.00019
.00062
.00052
.0012
.0059
.015
.00024
.0012
.0032
.0017
1973
.00007
.00027
.00080
.00076
.0010
.010
.029
.00055
.0017
.0045
.0025
1974
.00008
.00036
.00084
.00063
.0012
.010
.014
.00064
.0019
.0061
.0028
1975-1976
.00006
.0064
.0027
.0039
.0057
.0450
.1177
.0025
.0091
.0036
.0099
are obtained by assuming an air volume of 2500 m3.
**BD is below the limits of detection of the analytical instrumentation
and is therefore considered as zero.
10
-------
higher than for previous years. The 1975 and 1976 values are considered
more realistic because the analyses of the blank filters for these years
introduced for the first time (1) filter-to-filter differences and (2)
variations from extraction-to-extraction, as exist for the analysis of
exposed quarterly composite samples. Neither of these sources of vari-
ability was included in the determination of limits of discrimination
for previous years.
PRECISION AND BIAS
Table 2-2 presents precision and bias information together with
95% confidence limits for individual reported values. All the data
are expressed as percentages because precision and bias are usually
concentration dependent.
Precision has been determined from the standard deviation of
percent differences between analyses of duplicate composites. Duplicate
composites are treated in the same way with the identity of each being
unknown to the analyst. Thus, the variability resulting from cutting
and extracting, as well as analysis, is included in the precision
estimate. An insufficient number of duplicate results above the LD
were obtained for the 1975 and 1976 samples for cobalt. For cobalt,
the precision value from the previous report for samples from the years
1970 through 1974 are presented in Table 2-2.
Bias is estimated through the use of spiked samples in which known
amounts of the metallic ions are added to one of a pair of duplicate
The standard deviation of the relative percent differences was divided
by /2~~ to obtain the estimate of precision for an individual reported
value.
11
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TABLE 2-2. ANALYTICAL PRECISION, BIAS AND CONFIDENCE LIMITS
1976
Precision
Elements
Be
Cd
Co
Cr
Cu
Fe
Mn
N1
Pb
Ti
V
Replicate Extractions
No. of Dup. Cv, %b
6
8
NAC (20)
57
95
96
94
60
87
93
29
29
26
NA (29)
25
25
16
11
21
14
20
11
Bias
% Loss =
(100-% Rec.)
%a
16
9
14
21
28
25
29
21
14
42
21
95% Confidence
Limits, %
16 ± 58
9 ± 52
14 ± 58
21 ± 50
28 ± 50
25 ± 32
29 ± 22
21 ± 42
14 ± 28
42 ± 40
21 ± 22
a From analyses of spiked samples for years 1970-1974.
C - Coefficient of variation.
f*
NA - Not available, insufficient number of replicate tests with values
above LD for 1976 samples. 1970-1974 values are shown in parentheses.
12
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composite samples. In this way, the percentage recovery of the known
addition can be determined. No spiked samples were analyzed during the
analysis period for 1975 and 1976 samples, as they had been for previous
years. The results of spiked samples from previous years are shown in Table
2-2 as the measure of bias for these years as well. These values are used
as the basis for the determination of confidence limits given on top of
each data table. However, since bias determinations were not made specifi-
cally for this calender year it is recognized that the measures of bias
shown in Table 2-2 may be in error.
PERFORMANCE QUALITY ASSESSMENT
Precision and bias estimates have been combined as a 95% confidence
limit. The approximate upper and lower confidence limit* (L and L ,
U A/
respectively) are calculated as follows:
Lu = X(l + B/100 + 1.96 Cv/100) (la)
1. = X(l + B/100 - 1.96 C/100) (Ib)
JG V
where X = the individual analysis value (a quarterly
composite value)
B = bias, percent (percent loss)
C = coefficient of variation of individual analysis
For example, the first cadmiu.n value above LD in Table 5-1 is .0109 ug/m3
and the confidence limits are indicated as 9% ± 52%. The resulting con-
fidence limits are:
*A more exact equation is presented in Appendix A of the 1975 Metals
Report EPA-600/4-78-059.
13
-------
LU = .0109(1 + 9/100 + 52/100) = .0175 Pg/m3 (2a)
L = .0109(1 + 9/100 - 52/100) = .0062 yg/m3 (2b)
)G
The quarterly composite value is expected to be analytically correct
within the above limits.
It must be emphasized that the estimates for data quality for the 1976
results may not reflect the actual situation. This is because these were the
final samples analyzed using this instrumentation. The optical emission spec-
trometer used here was obsolete, with an increasing list of mechanical prob-
lems which could not be remedied adequately. Throughout the sample run, rou-
tine quality control standards were utilized to check performance but the
limits were wide because the instrument was noisy. Biases would not have been
discovered. Some duplicate samples were analyzed by another technique for one
element, lead. A calibration error was discovered which resulted in an ad-
justment to these data of 19% (downward). The data in this publication have
been corrected.
Data for subsequent years will be done by a more rapid and precise
technique. Efficiency has been increased sufficiently that individual samples
will be analyzed for the following years.
14
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SECTION 3
LABORATORY METHODS
SAMPLING PROCEDURES
The mass of particulate matter per volume of air is determined by
drawing air through a preweighed glass-fiber filter with a high volume
(hi-vol) air sampler and then weighing the soiled filter. In order to
obtain the flow rate, a calibrated rotameter is read at the start and
finish of the sampling period, and the averaged value is used with a
calibration table for that rotameter. The known sampling period (24
hours) and the measured flow rate allow for calculation of the volume
of air sampled.
The hi-vol samplers, operating at approximately 1.7 cubic meters
per minute, collect particulate matter from about 2500 cubic meters of
air during the 24-hour sampling period. The filters used are 20.3 by
25.4 centimeter flash-fired glass-fiber filters, selected for low and
uniform background concentrations of those substances to be measured.
As a precaution against pinholes or other flaws that could affect
air flow, the filters are screened for imperfections on a light table.
Prior to weighing, the filters are equilibrated for a minimum of 24
hours at a temperature of 24° Centigrade and a relative humidity of
50 percent or less. Because any crease in a filter can seriously
affect the air flow, filters are weighed with a balance that permits
15
-------
weighing without bending.
The filters are then distributed unfolded to the cooperating local
agencies for the urban sites or to the designated participant responsible
for operating the nonurban site. After sampling, the filters are folded
along the lengthwise centerline with the collected particulate matter
inside. They are then returned to a laboratory. The filter with the
collected particulates is again equilibrated for at least 24 hours at
a temperature of 24° Centigrade and a relative humidity of 50% or less,
after which they are weighed to determine the amount of particulate
matter that was collected.
METHODS OF METALS ANALYSIS
In the analysis for metals, quarterly filter composites are
analyzed. A 2.5 by 18.0 centimeter strip is cut across the width
from each contributing filter. The length of each strip utilized
in the composite is determined by the number of filters included in
the quarterly composite. (The total area is fixed at 113 square centi-
meters.) For example, if there were 5 valid samples in a quarter, a
strip approximately 9 cm long would be cut from each filter. The 5-8
strips for the quarter are composited and ashed in an oxygen plasma
to oxidize organic material. The metals are then extracted by re-
fluxing for 3 hours with a mixture of nitric and hydrochloric acids.
Quantitative analysis is accomplished by measuring the intensity
of the emission line for each metal as the sample extract is excited
in an optical emission spectrometer, and by then comparing these
measurements with a calibration curve obtained with standard solutions.
For the 1976 samples, each reported value is the result of one deter-
16
-------
mi nation made on each composite extract.
Data for samples collected prior to 1966 may not be directly
comparable to the results presented in this report because samples
taken from 1957 through 1965 were ashed in a muffle furnace at 500°
Centigrade, causing the loss of varying amounts of the elements.
For samples collected beginning in 1966, this deficiency has been
corrected by ashing in an oxygen plasma at lower temperatures.
17
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SECTION 4
NATIONAL SUMMARY OF AIR QUALITY MEASUREMENTS
The data in Tables 4-1 and 4-2 are cumulative frequency distributions
by individual element of all quarterly results for urban and nonurban loca-
tions, respectively. Consider, for example, the line for urban 1976 lead.
The first number, 670, gives the number of site quarters of lead data for
the year. The next entry, minimum, is the lowest urban site quarter result
of LD ug/m3. Other entries, such as 1.74 under the 90th percentile column,
are to be interpreted such that 90 percent of the 670 site-quarter results,
i.e., .90x670 = 603, were equal to or less than 1.74 pg/m3. The usual
descriptive statistics, means and standard deviations (arithmetic and
geometric) are shown in the last 4 columns. Comparisions among years
within a pollutant provide a relative indication of trends. Some of the
year-to-year variability in the national summary tables may be attributed
to different sets of sites being used in the summarization depending upon
which sites met the completeness criteria for valid data.
Since typical levels of some pollutants may be geographically de-
pendent, the national frequency distribution is not helpful for judging
the localized contribution and relative severity of these pollutants for
an individual site. Therefore, local site analyses should be performed
with data from surrounding sites within the same general geographical area.
18
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TABLE 4-1. URBAN NATIONAL CUMULATIVE FREQUENCY DISTRIBUTIONS
Percenti les
Element
Beryllium*
Cadmi urn
Year
1970
1971
1972
.1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
787
742
708
559
594
693
670
797
717
708
559
594
695
670
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
30
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
50
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
70
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
9.0
0.2
0.2
LD
LD
LD
0.1
LD
.008
.010
.007
LD
.006
.011
.009
95
0.3
0.3
LD
LD
LD
0.1
0.1
.012
.017
.011
.007
.009
.013
.014
99
0.6
0.5
LD
LD
LD
0.2
0.3
.027
.059
.034
.012
.022
.030
.040
Arithmetic Geometric
Std. Std.
Max. Mean Dev. Mean Dev.
2.9
0.7
LD
LD -
0.2
1.4
1.5
.099
.295
.112
.032
.077
.163
.071 -- -
*Expressed in ng/m3.
(Continued)
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TABLE 4-1 (Continued)
ro
o
Percent! les
Element
Chromium
Cobalt
Copper
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
797
717
708
559
594
695
670
797
717
708
559
594
695
670
790
715
706
555
590
695
670
Win.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.02
LD
10
LD
LD
LD
LD
LD
.003
LD
LD
LD
LD
LD
LD
LD
LD
.04
.04
.03
.03
.04
.06
.06
30
LD
LD
.001
LD
.003
.005
LD
LD
LD
LD
LD
LD
LD
LD
.06
.07
.06
.06
.08
.12
.12
50
.006
.007
.004
.004
.005
.006
LD
LD
LD
LD
LD
LD
LD
LD
.10
.10
.09
.09
.11
.18
.17
70
.009
.010
.006
.007
.007
.008
.007
LD
LD
LD
LD
LD
LD
LD
.16
.18
.15
.14
.17
.28
.24
90
.017
.019
.011
.015
.012
.013
.013
LD
LD
LD
LD
LD
LD
LD
.32
.37
.35
.34
.36
.52
1 45
95
.024
.026
.017
.023
.015
.016
.018
LD
LD
LD
LD
LD
.004
LD
.50
.59 1
.49 1
.45
.51
.69 1
.60 1
99
.046
.057
.040
.074
.035
.045
.043
LD
LD
LD
LD
LD
.009
.004
.99
.28
.00
.79
.78
.42
.12
Max.
.130
.171
.143
.228
.073
.173
1.109
.014
.085
.042
.027
.029
.040
.124
1.51
1.56
1.57
1.44
1.33
3.09
2.14
Arithmetic
Mean
.008
.009
.006
.007
.006
.008
--
_ _
--
—
--
--
--
—
.15
.18
.16
.15
.17
.26
.23
Std.
Dev.
.011
.014
.010
.015
.006
.011
--
__
—
—
--
--
--
—
.18
.22
.19
.17
.16
.29
.21
Geometric
Mean
.006
.008
.004
.004
.005
.007
--
__
—
--
--
--
--
—
.10
.11
.10
.10
.12
.18
.17
Std.
Dev.
2.86
2.97
3.17
3.62
2.37
2.76
--
_ _
--
--
—
--
--
--
/
2.57
2.62
2.60
2.49
2.26
2.45
2.20
(Continued)
-------
TABLE 4-1 (Continued)
Element
Iron
Lead
Manganese
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
796
717
708
558
594
695
670
797
717
708
559
594
695
670
795
716
708
559
594
695
670
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.08
LD
LD
LD
LD
LD
LD
LD
LD
LD
10
0.6
0.8
0.5
0.4
0.4
LD
0.5
.47
.42
.46
.35
.36
.37
.37
.02
.02
.01
.01
.01
.01
.01
30
1.1
1.3
0.8
0.7
0.7
0.7
0.7
.75
.71
.72
.58
.57
.58
.58
.03
.04
.02
.02
.02
.02
.02
Percentiles
50 70 90 95 99
1.4 1.9 3.2 4.2 6.4
1.7 2.3 3.6 4.9 8.1
1.0 1.4 2.2 2.8 4.1
0.9 1.2 1.9 2.6 3.8
0.9 1.2 1.9 2.4 3.9
1.0 1.3 2.0 2.7 4.5
1.0 1.3 2.1 2.9. 4.4
1.05 1.37 2.01 2.59 4.14
1.01 1.42 2.21 2.86 4.38
.97 1.25 1.93 2.57 3.69
.77 1.05 1.62 2.08 3.03
.75 1.00 1.61 1.97 3.16
.78 .96 1.54 2.02 3.15
.74 .96 1.41 1.72 3.07
.04 .06 .15 .23 .49
.05 .07 .16 .24 .46
.03 .04 .09 .12 .22
.02 .04 .07 .11 .29
.02 .04 .07 .11 .21
.03 .04 .07 .10 .18
.03 .04 .08 .12 .27
Arithmetic
Max.
14.2
16.0
6.4
6.9
6.2
7.9
8.6
5.83
6.31
6.88
5.83
4.09
4.94
4.54
2.10
1.95
.86
.56
.35
.72
.74
Mean
1.7
2.1
1.2
l.T
1.1
1.2
1.2
1.19
1.23
1.13
.92
.89
.89
.85
.07
.08
.04
.04
.04
.04
.04
Std.
Dev.
1.3
1.6
0.8
0.8
0.7
0.8
0.9
.80
.87
.78
.64
.57
.59
.55
.12
.11
.06
.05
.04
.04
.05
Geometri c
Mean
1.38
1.65
1.04
0.89
0.89
0.99
0.96
.99
1.00
.93
.76
.75
.74
.72
.04
.05
.03
.02
.02
.02
.03
Std.
Dev.
1.98
1.98
1.83
1.89
1.87
1.86
1.93
1.80
1.89
1.87
1.87
1.80
1.82
1.80
3.13
2.81
2.76
2.72
2.39
2.49
2.60
(Continued)
-------
TABLE 4-1 (Continued)
ro
ro
Percent! les
Element
Nickel
Titanium
,
Vanadium
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
797
717
708
559
594
695
670
797
716
707
559
593
695
670
795
718
708
559
594
695
670
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.01
LD
LD
LD
LD
LD
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
.02
LD
LD
LD
LD
.01
LD
LD
LD
LD
LD
LD
LD
LD
30
LD
LD
LD
LD
LD
LD
LD
.03
LD
.02
.02
.02
.02
.02
LD
LD
LD
LD
LD
LD
LD
50
LD
LD
LD
LD
LD
.012
.014
.04
.03
.03
.04
.03
.03
.02
LD
LD
LD
LD
LD
LD
LD
70 90
.019 .045
.018 .045
.013 .031
.013 .036
.012 .026
.019 .032
.022 .038
.06 .09
.05 .09
.05 .08
.05 .08
.05 .07
.04 .08
.03 .05
.029 .162
.026 .117
LD .075
LD .057
LD .058
.020 .050
.020 .052
95
.066
.064
.045
.066
.034
.039
.048
.12
.12
.10
.10
.09
.11
.07
.244
.204
.100
.077
.083
.069
.067
99
.127
.126
.100
.133
.057
.062
.079
.18
.20
.14
.14
.14
.16
.14
.544
.496
.195
.151
.185
.152
.112
Max.
.277
.347
.268
.439
.639
.092
.170
.26
.51
.48
.23
.22
.63
.18
1.222
1.325
.858
.393
.248
.296
.169
Arithmetic
Mean
—
—
—
—
.014
.017
.05
.04
.04
.04
.04
.04
.03
_ _
—
--
--
—
--
__
Std.
Dev.
__
—
--
._
.014
.017
.03
.05
.03
.03
.03
.04
.03
_ _
__
—
--
--
__
—
Geometric
Mean
--
--
—
_-
.01
.01
.04
.02
.03
.03
.03
.03
.02
_ _
__
_-
—
--
__
__
Std.
Dev.
—
--
--
—
2.34
2.32
1.85
2.66
2.21
2.01
2.06
2.35
2.12
_ _
__
--
--
--
__
__
-------
TABLE 4-2. NONURBAN NATIONAL CUMULATIVE FREQUENCY DISTRIBUTIONS
ro
CO
Percenti les
Element
Beryllium*
Cadmium
Chromium
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
124
97
137
100
79
99
98
124
97
137
100
79
98
98
124
97
137
100
79
98
98
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
30
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
50
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.003
LD
70
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.005
.002
.001
.002
.004
LD
90
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.007
.007
.005
.007
.005
.007
.006
95
LD
LD
LD
LD
LD
.07
.09
LD
LD
LD
LD
LD
LD
.007
.017
.011
.006
.017
.008
.008
.010
99
.24
.16
LD
LD
LD
.16
.94 1
LD
LD
LD
LD
LD
.0128
.0265
.042
.034
.009
.039
.009
.011
.727
Arithmetic Geometric
Std. Std.
Max. Mean Dev. Mean Dev.
.24
.24
LD
LD
LD
.22
.21
LD
LD
LD
LD
LD
.0144 --
.0386 —
.075 -
.061
.039
.066
.009
.014 .003 .003 .0029 2.29
.754
*Expressed in ng/m3
(Continued)
-------
TABLE 4-2 (Continued)
t\>
Percent!
Element
Cobalt
Copper
Iron
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
124
97
137
100
79
98
98
124
96
137
99
78
98
98
124
97
137
99
79
98
98
Min.
LD
LD
LD
LD
LD
LD
LD
LD
.014
LD
.011
.023
.014
LD
LD
.07
LD
.01
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
.029
.029
.025
.035
.039
.066
.052
.13
.18
.05
.02
.04
LD
.07
30
LD
LD
LD
LD
LD
LD
LD
.056
.086
.058
.075
.081
.122
.095
.22
.27
.12
.11
.12
LD
.17
50
LD
LD
LD
LD
LD
LD
LD
.081
.141
.116
.119
.124
.176
.143
.32
.43
.19
.16
.19
LD
.24
70
LD
LD
LD
LD
LD
LD
LD
.164
.208
.193
.219
.238
.312
.202
.45
.63
.31
.21
.28
LD
.31
les
90
LD
LD
LD
LD
LD
LD
LD
.342
.495
.377
.440
.461
.627
.444
.68
.90 1
.56
.34
.47
LD
.57
Ari thmeti c
95
LD
LD
LD
LD
LD
LD
.000
.526
.648
.660
.571
.643
1J040
.536
.85
.04
.68
.47
.55
LD
.84
99 Max.
LD LD
LD LD
LD LD
LD LD
LD LD
.005 .006
.005 .008
1.053 1.195
.785 .880
.804 .812
.849 .983
.860 1.147
3.717 4.068
.774 .791
1.58 1.62
1.52 2.80
1.06 1.15
.88 1.19
.65 .69
.67 .99
1.40 1.41
Mean
mm mm
•• mm
--
—
.158
.205
.178
.196
.208
.364
.198
.38
.51
.25
.19
.24
__
.30
Std.
Dev.
mm mm
—
—
--
--
—
--
.188
.'196
.183
.196
.210
.637
.172
.27
.38
.22
.18
.17
_ _
.27
Geometric
Mean
__
—
—
--
—
—
--
.081
.150
.116
.138
.147
.180
.150
.31
.41
.19
.14
.19
__
.23
Std.
Dev.
__
—
--
—
--
--
--
2.56
2.24
2.33
2.30
2.31
3.26
2.12
1.90
1.95
2.11
2.19
1.92
--
2.14
(Continued)
-------
TABLE 4-2 (Continued)
1X5
in
Percentiles
Element
Lead
Manganese
Nickel
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
124
85
137
100
79
98
98
124
97
137
100
79
98
98
124
97
137
100
79
98
98
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
.003
.003
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
30
LD
LD
LD
LD
.053
LD
LD
.006
.009
LD
LD
.001
.004
.005
LD
LD
LD
LD
LD
LD
LD
50
LD
LD
.107
LD
.087
LD
LD
.012
.013
.003
.002
.004
.006
.007
LD
LD
LD
LD
LD
LD
LD
70
LD
LD
.166
.132
.141
.144
.150
.018
.022
.007
.004
.007
.009
.010
LD
LD
LD
LD
LD
LD
LD
90
.267
.127
.294
.233
.221
.255
.240
.035
.032
.016
.011
.017
.014
.025
.019
LD
.009
.014
LD
.015
.012
95
.383
.204
.392
.392
.317
.311
.285
.041
.041
.029
.022
.023
.018
.030
.024
LD
.015
.059
.006
.024
.019
99
.628
.783
.950
.698
.496
.431
.336
.066
.064
.039
.030
.027
.031
.036
.076
.046
.076
.188
.020
.036
.038
Max.
1.471
1.134
1.048
.939
.534
.649
.483
.068
.102
.046
.030
.033
.040
.046
.097
.083
.082
.280
.026
.105
.149
Arithmetic
Mean
--
.139
—
.111
_„
—
.015
.018
.007
.004
.006
.007
.010
— _
__
__
_ _
—
__
__
Std.
Dev.
_.
--
.169
__
.111
__
—
.013
.015
.009
.005
.007
.007
.009
^ — m
_ _
__
__
__
_ _
__
Geometri c
Mean
—
.090
__
.083
—
—
.012
.013
.003
.002
.004
.015
.010
_.
__
__
-.«
_ _
_ —
_ _
Std.
Dev.
__
--
2.59
--
2.30
—
--
2.11
2.09
2.81
2.79
2.52
2.19
2.21
__
_ —
* •.
_ _
_ _
— , „_
.. «.
(Continued)
-------
TABLE 4-2 (Continued)
ro
Percent!
Element
Titanium
Vanadium
Year
1970
1971
1972
1973
1974
1975
1976
1970
1971
1972
1973
1974
1975
1976
No.
124
97
137
100
78
98
98
124
97
137
100
79
98
98
Min.
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
10
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
30
.007
LD
.011
.012
LD
.007
.004
LD
LD
LD
LD
LD
LD
LD
50
.011
LD
.024
.027
.016
.010
.007
LD
LD
LD
LD
LD
LD
LD
70
.015
.028
.038
.040
.026
.013
.010
LD
LD
LD
LD
LD
LD
LD
les
90
.023
.042
.054
.054
.043
.035
.015
.021
LD
LD
LD
LD
.017
LD
Arithmetic
95
.028
.049
.069
.068
.049
.047
.026
.035
.036
.025
LD
LD
.020
.014
99
,047
.065
.081
.076
.053
.131
.068
.112
.114
.047
.028
.021
.027
.026
Max.
.093
.069
.092
.084
.066
.167
.071
.112
.209
.205
.035
.023
.036
.026
Mean
.013
—
.027
.028
.020
.016
.009
.._
—
—
—
__
—
-_
Std.
Dev.
.011
--
.022
.021
.017
.024
.011
__
--
--
--
__
—
--
Geometri c
Mean
.011
--
.024
.024
.014
.014
.010
__
--
--
--
__
--
_-
Std.
Dev.
2.15
—
2.04
1.93
2.09
2.95
2.55
__
—
--
--
_-
—
--
-------
SECTION 5
DATA TABLES
The data are arranged by urban and nonurban sites. Each monitoring
site is assigned a unique code number as described in the SAROAD Station
Coding Manual.*
Data are presented as quarterly composite and yearly average values
expressed in micrograms (nanograms in the case of beryllium) per cubic
meter of air. Quarterly composites are judged to be representative and
are included in the tables (1) if there are at least five valid filters
per quarter and (2) if one month lacks any valid samples, the other two
months in that quarter have at least two valid samples. If only one
quarterly composite has a "zero" concentration (shown as LD in the data
tables), the yearly mean is calculated by replacing the LD with a value
equal to one-half the LD shown in Table 2-1. If two or more quarters
within a site year are below the analytical discrimination value, the
yearly average is not calculated. Prior to the analysis of 1970 samples,
the general procedure was to analyze for trace metal concentrations only
when the entire year was valid, i.e., all 4 quarters were represented.
This practice meant that the tables were complete without blanks. This
*Fair, D.H. SAROAD Station Coding Manual. U.S. Environmental Protection
Agency, Office of Air Programs, Research Triangle Park, North Carolina.
Publication No. APTD-0907. February 1972.
27
-------
procedure has been liberalized during the period since 1970 to allow for
analyses of any valid quarters for a given station even though the entire
year may not be represented.
Data table headings present the bias and precision information from
Table 2-2. For example, the headings for beryllium include the following;
95% Confidence Limits
Bias Precision
16 ±58
The bias and precision values can be used in equations (5a) and (5b)
to compute upper and lower 95 percent confidence limits on the true con-
centration for a given reported concentration, i.e., for a given quarterly
composite value. For example, the confidence limits for a reported
beryllium concentration of .84 ng/m3 would be:
Lu = X(l + B/100 + 1.96 Cv/100) (5a)
= .84(1 + 16/100 + 58/100)
= 1.462 ng/m3
L£ = X(l + B/100 - 1.96 Cv/100) (5b)
= .84(1 + 16/100 - 58/100}
= .487 ng/m3
Thus, the interval between .49 ng/m3 and 1.46 ng/m3 would be
expected to include the true value with a confidence of 95 percent.
28
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (*) +- 58
LOCATION
ALABAMA
BIRMINGHAM
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
GADSDEN
SITE 001
76
LD
.2670
LD
HUNTSVILLE
SITE 001
76
LD
LD
.1988
MOBILE
SITE 001
76
LD
LD
.1640
MONTGOMERY
SITE 001
76
LD
.0611
LD
LD
ALASKA
ANCHORAGE
SITE 003
76
LD
LD
FAIRBANKS
SITE 001
76
LD
LD
ARIZONA
DOUGLAS
SITE 004
76
LD
LD
PHOENIX
SITE 002
76
LD
.3552
.3900
TUCSON
SITE 001
76
LD
.1037
.0892
LD
ARKANSAS
LITTLE ROCK
SITE 001
76
LD
LD
1.1945
TEXARKANA
SITE 001
76
LD
LD
LD
LD
WEST MEMPHIS
SITE 001
76
.0891
.3075 1.4889
.8778
.6908
29
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) +- 58
LOCATION
CALIFORNIA
SANTA ANA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0816
LD
LD
LD
TORRANCE
SITE 001
76
.0891
LD
LD
LD
COLORADO
DENVER
SITE 001
76
LD
LD
LD
LD
CONNECTICUT
BRIDGEPORT
SITE 001
76
LD
.1206
.0845
LD
HARTFORD
SITE 002
76
LD
LD
LD
LD
NEW HAVEN
SITE 001
76
LD
LD
LD
LD
WATERBURY
SITE 001
76
LD
WATERBURY
SITE J23
76
.0789
.1055
LD
DELAWARE
NEWARK
SITE 001
76
LD
LD
LD
LD
WILMINGTON
SITE 002
76
LD
LD
.0636
LD
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0894
.0917
FLORIDA
JACKSONVILLE
SITE 002
76
LD
LD
LD
31
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 16 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
FLORIDA
MIAMI
SITE 002
76
.0686
LD
ST PETERSBURG
SITE 002
76
LD
TAMPA
SITE 002
76
LD
GEORGIA
ATLANTA
SITE 001
76
LD
LD
.1078
COLUMBUS
SITE 001
76
LD
LD
LD
LD
SAVANNAH
SITE 001
76
LD
LD
LD
.0599
HAWAII
MAUNA LOA OBSERV
SITE 002
76
LD
HONOLULU
SITE 001
76
.1246
.1067
.1143
LD
.1152
IDAHO
BOISE CITY
SITE 001
76
LD
LD
ILLINOIS
BLUE ISLAND
SITE 001
76
LD
LD
LD
CHICAGO
SITE 001
MOLINE
SITE 001
NORTH CHICAGO
SITE 002
76
76
76
LD
.0761
LD
LD
LD
LD
LD
LD
LD
LD
LD
32
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) +- 58
LOCATION
ILLINOIS
PEORIA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
.0968
LD
.1326
ROCK ISLAND
SITE 001
76
.1134
LD
LD
.0842
SPRINGFIELD
SITE 001
76
LD
LD
LD
INDIANA
EAST CHICAGO
SITE 001
76
LD
LD
LD
LD
EVANSVILLE
SITE 001
76 .0851 .0830 .0701 .1054 .0859
FORT WAYNE
SITE 002
76
LD
FORT WAYNE
SITE 003
76
.0764
GARY
SITE 001
76
LD
.1825 .1164 .0852 .1280
HAMMOND
SITE 002
76
.0696 .0919
LD
LD
INDIANAPOLIS
SITE 001
76 .0908 .0801 .0686
.0798
INDIANAPOLIS
SITE 002
76
.0690
NEW ALBANY
SITE 002
76
LD
.0881
LD
.0940
SOUTH BEND
SITE 002
76
LD
LD
LD
LD
TERRE HAUTE
SITE 001
76 .0860 .0704 .0666 .0879 .0777
33
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 16 PRECISION (%) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
IOWA
CEDAR RAPIDS
SITE 018
76
LD
LD
-ID
LD
DAVENPORT
SITE 001
76
LD
LD
LD
LD
DES MOINES
SITE 001
DU8UQUE
SITE 002
DUBUQUE
SITE 008
WATERLOO
SITE 004
KANSAS
KANSAS CITY
SITE 002
KANSAS CITY
SITE 012
KANSAS CITY
SITE 015
TOPEKA
SITE 001
WICHITA
SITE 001
KENTUCKY
ASHLAND
SITE 002
BOWL INS GREEN
SITE 001
76
76
76
76
76
76
LD
LD
LD
LD
76 .0592
76 .0928
76
LD
LD
76 .2375
LD
LD
LD
LD
76
LD
.1361
LD
LD
LD
.1043
LD
LD
LD
LD
LD
LD
LD
LD
.1754
LD
LD
LD
LD
LD
.0825 .1038
.0816
LD
.1694
LD
.1717
34
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) +- 58
LOCATION*
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVINGTON
SITE 001
76
LD
.0910
LD
LD
LEXINGTON
SITE 001
76
.1383
LD
LD
LOUISVILLE
SITE 002
76
.0783
LD
LD
.0899
LOUISIANA
BATON R3UGE
SITE 002
76
LD
LD
LD
IBERVILLE PAR
SITE 002
76
LD
LD
LD
LD
NEW ORLEANS
SITE 002
76
LD
LD
LD
SHREVEPORT
SITE 001
76
LD
LD
LD
MAINE
PORTLAND
SITE 004
76
LD
MARYLAND
BALTIMORE
SITE 001
76
LD
.0789
.1271
LD
MASSACHUSETTS
BOSTON
SITE 001
76
LD
LD
CAMBRIDGE
SITE 001
76
LD
LD
LD
FALL RIVER
SITE 001
76
LD
LD
LD
NEW BEDFORD
SITE 002
76
LD
LD
LD
35
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION ($) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH OJR. YR. AVG.
MASSACHUSETTS
WORCESTER
SITE 004
76
LD
LD
.0748
MICHIGAN
DETROIT
SITE 001
76
LD
LD
LD
LD
FLINT
SITE 008
76
LD
LD
GRAND RAPIDS
SITE 001
76
LD
LD
LD
LD
LANSING
SITE 001
SAG INAW
SITE 001
TRENTON
SITE 004
MINNESOTA
DULUTH
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
MINNEAPOLIS
SITE 001
MINNEAPOLIS
SITE 027
ST PAUL
SITE 031
MISSISSIPPI
JACKSON
SITE 002
MISSOURI
ST LOUIS
SITE 001
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
36
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : N6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 16 PRECISION (*) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
MONTANA
HELENA
SITE 001
76
LD
LD
NEBRASKA
LINCOLN
SITE 002
76
LD
LD
LD
LD
OMAHA
SITE 030
76
.0660
LD
LD
LD
NEVADA
LAS VEGAS
SITE 001
76
LD
LD
RENO
StTEOOl
76
LD
LD
NEW HAMPSHIRE
CONCORD
SITE 002
76
LD
NEW JERSEY
BAYONNE
SITE 001
76
LD
LD
CAMDEN
SITE 001
76
LD
LD
LD
CAMDEN CO
SITE 003
76
LD
LD
ELIZABETH
SITE 002
76
LD
LD
LD
GLASSBORO
SITE 001
76
LD
LD
JERSEY CITY
SITE 001
76
LD
LD
LD
NEWARK
SITE 001
76
LD
LD
LD
37
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : N6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT CLD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 16 PRECISION (*> +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NEW JERSEY
PATERSON
SITE 001
76
LD
ID
LD
PERTH AMBOY
SITE 001
76
LD
LD
LD
TRENTON
SITE 001
76
LD
LD
LD
NEW MEXICO
ALBUQUERQUE
SITE 001
76
LD
LD
NEW YORK
ALBANY
SITE 001
76
LD
BUFFALO
SITE 001
76
LD
LD
NEW YORK CITY
SITE 014
NIAGARA FALLS
SITE 001
RXHESTER
SITE 001
SYRACUSE
SITE 001
UTICA
SITE 001
YONKERS
SITE 001
NORTH CAROLINA
CHARLOTTE
SITE 001
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
33
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 16 PRECISION (%) +- 58
LXATION
NORTH CAROLINA
DURHAM
SITE 006
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0597
LD
LD
GREENSBORO
SITE 009
76
LD
LD
LD
LD
WINSTON-SALEM
SITE 002
76
LD
LD
OHIO
AKRON
SITE 014
76
LD
.0733
LD
.0877
CANTON
SITE 001
76
LD
LD
.0838
LD
CINCINNATI
SITE 001
76
.1216 .0834 .1004 .1018
CLEVELAND
SITE 001
76
LD
.1719
LD
COLUMBUS
SITE 001
76
LD
.0974
LD
LD
DAYTON
SITE 001
76
LD
LD
.1332 .1517
PORTSMOUTH
SITE 002
76
.0900
STEUBENVILLE
SITE 012
76
.1575
.1088
.1710
.1287 .1415
TOLEDO
SITE 001
76
LD"
.0993
LD
LD
YOUNGSTOWN
SITE 001
76
LD
.1925 .1042
LD
39
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 16 PRECISION (*> +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
OKLAHOMA
CHEROKEE CO
SITE 480
76
LD
TULSA
SITE 110
76
LD
LD
LD
LD
OREGON
PORTLAND
SITE 001
76
LD
LD
LD
PENNSYLVANIA
ALLENTOWN
SITE 001
76
LD
.0649
LD
ALTOONA
SITE 001
76
LD
LD
LD
BETHLEHEM
SITE 002
76
LD
.0825
LD
LD
ERIE
SITE 002
76 .5093 .1803
.0668
LD
.2521
HARRISBURG
SITE 361
HAZLETON
SITE 001
JOHNSTOWN
SITE 803
LANCASTER CITY
SITE 002
PHILADELPHIA
SITE 004
PITTSBURGH
SITE 001
76
.0728
76 .0963 .0774
76
76
76
76
LD
LD
.0990
.0634
.1059
.0872 .1812
LD
LD
LD
LD
LD
.1072
ID
LD
LD
LD
LD
LD
.1252
40
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
PENNSYLVANIA
READING
SITE 001
76
.0653
.0660
LD
LD
SCRANTON
SITE 001
WARMINSTER
SITE 002
WEST CHESTER
SITE 110
76
76
LD
LD
76 .LD
.0885
.0624
LD
LD
LD
LD
LD
LD
LD
WILKES-BARRE
SITE 001
76
LD
.0824
LD
LD
YORK
SITE 322
76
LD
.0728
LD
PUERTO RICO
AMELIA
SITE 001
76
LD
LD
PONCE
SITE 002
76
LD
LD
LD
SEBANA SECA
SITE 001
76
LD
LD
LD
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
LD
LD
LD
LD
PROVIDENCE
SITE 001
76
LD
LD
LD
LD
SOUTH CAROLINA
COLUMBIA
SITE 001
76 .0809
.0713
LD
LD
GREENVILLE
SITE 001
76
LD
LD
LD
LD
41
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) +- 58
LOCATION
TEXAS
PASADENA
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
LD
LD
SAN ANTONIO
SITE 034
76
LD
LD
LD
WICHITA FALLS
SITE 002
UTAH
06DEN
SITE 001
76
76
LD
.0717
LD
LD
LD
LD
SALT LAKE CITY
SITE 001
VERMONT
BURLINGTON
SITE 003
76
76
LD
LD
LD
LD
LD
LD
VIRGINIA
DANVILLE
SITE 001
76
.1905
.1996
LD
LD
MCLEAN
SITE 001
76
LD
LD
LD
HAMPTON
SITE 001
76
LD
LD
LD
LD
LYNCHBURG
SITE 002
76
.0843
LD
LD
NORFOLK
SITE 001
76
LD
.0631
LD
LD
PORTSMOUTH
SITE 001
76
LD
.1133
LD
LD
RICHMOND
SITE 002
76
LD
LD
LD
LD
43
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 16 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
VIRGINIA
ROANOKE
SITE 003
76
LD
.0641
LD
LD
WASHINGTON
SEATTLE
SITE 001
76
LD
LD
LD
LD
SPOKANE
SITE 001
76
LD
LD
LD
TACOMA
SITE 001
76
LD
LD
LD
WEST VIRGINIA
CHARLESTON
SITE 001
76
LD
.2693
LD
.1984
HUNTINGTON
SITE 005
76
LD
LD
.1023
SOUTH CHARLESTON
SITE 001
76
LD
.1685
.0785
.1300
.1257
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
LD
LD
LD
KENOSHA
SITE 001
MADISON
SITE 001
MILWAUKEE
SITE 001
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
MILWAUKEE
SITE 099
RACINE
SITE 002
76
76
LD
LD
LD
LD
LD
44
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 16 PRECISION (%} +- 58
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
WYOMING
CHEYENNE
SITE 001
76
LD
45
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (*) *- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
.4090
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
.0882
LD
.9407 1.2103
.7464
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
.0854
LD
FLORIDA
HARDEE CO
SITE 001
76
LD
.0660
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
LD
LD
IDAHO
BUTTE CO
SITE 001
INDIANA
MONROE CO
SITE 001
PARKE CO
SITE 001
76
76
76
LD
ID
LD
LD
ID
LD
LD
LD
46
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 16 PRECISION (%) *- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
76
LD
LD
LD
LD
MARYLAND
CALVERT CO
SITE 001
76
LD
.0776
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
LD
LD
LD
LD
MISSOURI
SHANNON CO
SITE 002
76
LD
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
LD
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
76
LD
LD
LD
NEVADA
WHITE PINE CO
SITE 001
76
LD
LD
LD
NEW HAMPSHIRE
COOS CO
SITE 001
76
LD
NEW YORK
JEFFERSON CO
SITE 001
76
LD
LD
47
-------
POLLUTANT : 12105 -BE- BERYLLIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : NG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 16 PRECISION (?) *- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
NORTH CAROLINA
BUXTON
SITE 002
76
LD
PENNSYLVANIA
CLARION CO
SITE 001
76
.0985
LD
LD
INDIANA CO
SITE 002
76
LD
LD
RHODE ISLAND
WASHINGTON CO
SITE 002
76
LD
LD
LD
LD
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
LD
LD
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.1014
LD
LD
VERMONT
ORANGE CO
SITE 001
76
LD
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001 76 LD
WYTHE CO
SITE 001 76 LD
WI SCONS IN
DOOR CO
SITE 001 76 LD
.0653
.0595
LD
LD
LD
LD
LD
LD
48
-------
POLLUTANT : 12105 -BE- BERYLLIUM ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .00006
UNITS : NG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 16 PRECISION (%) +- 58
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
49
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD> .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) •*- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76
LD
LD
LD
GADSDEN
SITE 001
76
LD
LD
LD
HUNTSVILLE
SITE 001
76
LD
LD
LD
MOBILE
SITE 001
76
LD
LD
LD
MONTGOMERY
SITE 001
76
LD
LD
LD
LD
ALASKA
ANCHORAGE
SITE 003
76
LD
LD
FAIRBANKS
SITE 001
76
LD
LD
ARIZONA
DOUGLAS
SITE 004
76
LD
LD
PHOENIX
SITE 002
76
LD
LD
LD
TUCSON
SITE 001
ARKANSAS
LITTLE ROCK
SITE 001
TEXARKANA
SITE 001
WEST MEMPHIS
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
.0109
LD
LD
LD
.0290
LD
.0123
50
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%•) 09 PRECISION (%) •*- 52
LXATION
CALIFORNIA
ANAHEIM
SITE 001
BERKELEY
SITE 001
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
LOS ANGELES
SITE 001
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
SAN DIEGO
SITE 004
SAN FRANCISCO
SITE 001
SAN JOSE
SITE 004
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.0113
LD
.0148
LD
.0071
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
76 LD LD
51
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD.
LD
LD.
LD
LD
LD
LD
LD
LD
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 09 PRECISION (%) +- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76
LD
LD
.0152
LD
TORRANCE
SITE 001
76
LD
LD
LD
LD
COLORADO
DENVER
SITE 001
76
LD
LD
LD
LD
CONNECTICUT
BRIDGEPORT
SITE 001
76
LD
.0140
.0219
LD
HARTFORD
SITE 002
76
LD
LD
LD
LD
NEW HAVEN
SITE 001
76
LD
LD
LD
LD
WATERBURY
SITE 001
76
LD
WATERSURY
SITE 123
76
.0114
LD
LD
DELAWARE
NEWARK
SITE 001 76 LD
WILMINGTON
SITE 002 76 LD
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001 76
FLORIDA
JACKSONVILLE
SITE 002 76 LD
.0403
.0709
LD
LD
LD
.0084
.0224
LD
LD
LD
52
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) +- 52
LOCATION
FLORIDA
MIAMI
SITE 002
YR 1ST QTR. 2m QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0396
LD
ST PETERSBURG
SITE 002
76
LD
TAMPA
SITE 002
76
LD
GEORGIA
ATLANTA
SITE 001
76
LD
LD
.0487
COLUMBUS
SITE 001
76
LD
LD
.0432
LD
SAVANNAH
SITE 001
76
LD
LD
LD
LD
HAWAII
MAUNA LOA OBSERV
SITE 002
76
LD
HONOLULU
SITE 001
76
LD
LD
LD
LD
IDAHO
BOISE CITY
SITE 001
76
LD
LD
ILLINOIS
BLUE ISLAND
SITE 001
CHICAGO
SITE 001
76
76
LD
LD
LD
LD
LD
LD
MOLINE
SITE 001
76
LD
LD
LD
LD
NORTH CHICAGO
SITE 002
76 LD LD
53
LD
LD
-------
POLLUTANT : 12110 -CO- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALfTY
ANALYTICAL DISCRIMINATION LIMIT (LD> .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) +- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ILLINOIS
PEORIA
SITE 001
76
ID
ID
LD
LD
ROCK ISLAND
SITE 001
76
LD
LD
LD
.0129
SPRINGFIELD
SITE 001
76
LD
LD
LD
INDIANA
EAST CHICAGO
SITE 001
76
LD
LD
.0120
LD
EVANSVILLE
SITE 001
76
LD
LD
LD
LD
FORT WAYNE
SITE 002
76
LD
FORT WAYNE
SITE 003
76
LD
GARY
SITE 001
76 .0095
LD
LD
LD
HAMMOND
SITE 002
76
LD
.0133
LD
LD
INDIANAPOLIS
SITE 001
INDIANAPOLIS
SITE 002
NEW ALBANY
SITE 002
SOUTH BEND
SITE 002
TERRE HAUTE
SITE 001
76
76
76
76
LD
LD
LD
.0243
.0090
LD
76 LD LD
54
.0114
LD
.0111
LD
LD
LD
LD
LD
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) +- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
IOWA
CEDAR RAPIDS
SITE 018
76
.0131
LD
.0066
LD
DAVENPORT
SITE 001
76
LD
LD
LD
.0091
DES MOINES
SITE 001
76
LD
.0092
LD
DUBUQUE
SITE 002
76
LD
LD
LD
LD
DUBUQUE
SITE 008
76
LD
LD
LD
LD
WATERLOO
SITE 004
76
LD
LD
LD
LD
KANSAS
KANSAS CITY
SITE 002
76
LD
KANSAS CITY
SITE 012
76
LD
LD
LD
LD
KANSAS CITY
SITE 015
76
LD
LD
LD
TOPEKA
SITE 001
76
LD
LD
LD
WICHITA
SITE 001
76
LD
LD
LD
.0072
KENTUCKY
ASHLAND
SITE 002
76
.0535
LD
LD
.0136
BOWLING GREEN
SITE 001
76
LD
.0124
LD
LD
55
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%} 4~ 52
LXATION
YR 1ST QTR. 2ND. QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVINGTON
SITE 001
76
LD
.0082
LD
LD
LEXINGTON
SITE 001
76
LD
LD
LD
LOUISVILLE
SITE 002
76
LD
.0097
LD
LD
LOUISIANA
BATON ROUGE
SITE 002
76 .0089
LD
LD
IBERVILLE PAR
SITE 002
76 .0098
LD
.0156
LD
NEW ORLEANS
SITE 002
76
LD
LD
.0114
SHREVEPORT
SITE 001
76
LD
LD
LD
MAINE
PORTLAND
SITE 004
76
LD
MARYLAND
BALTIMORE
SITE 001
MASSACHUSETTS
BOSTON
SITE 001
CAMBRIDGE
SITE 001
FALL RIVER
SITE 001
NEW BEDFORD
SITE 002
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.0082
LD
LD
LD
LD
56
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) +- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MASSACHUSETTS
WORCESTER
SITE 004
76
LD
LD
LD
MICHIGAN
DETROIT
SITE 001
76
LD
LD
LD
LD
FLINT
SITE 008
76
.0126
LD
GRAND RAPIDS
SITE 001
76
LD
LD
LD
LD
LANSING
SITE 001
76
LD
LD
LD
LD
SAGINAW
SITE 001
76
LD
LD
LD
LD
TRENTON
SITE 004
76
LD
.0084
LD
MINNESOTA
DULUTH
SITE 001
76
LD
LD
LD
MINNEAPOLIS
SITE 001
76
LD
MINNEAPOLIS
SITE 027
76
LD
LD
LD
ST PAUL
SITE 031
76
LD
LD
LD
LD
MISSISSIPPI
JACKSON
SITE 002
76
LD
LD
LD
.0106
MISSOURI
ST LOUIS
SITE 001
76 .0227 .0317
57
.0184 .0243
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 09 PRECISION (%) +- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
MONTANA
HELENA
SITE 001
76
.0309
.0398
NEBRASKA
LINCOLN
SITE 002
76
LD
LD
LD
LD
OMAHA
SITE 030
76
LD
LD
LD
LD
NEVADA
LAS VEGAS
SITE 001
76
LD
LD
RENO
SITE 001
76
LD
LD
NEW HAMPSHIRE
CONCORD
SITE 002
76
LD
NEW JERSEY
BAYONNE
SITE 001
76
LD
LD
CAMDEN
SITE 001
76
LD
LD
LD
CAMDEN CO
SITE 003
76
LD
LD
ELIZABETH
SITE 002
GLASSBORO
SITE 001
76
76
LD
.0083
LD
.0082
LD
JERSEY CITY
SITE 001
NEWARK
SITE 001
76
LD
.0083
76 .0069 LD
58
.0068
LD
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) +- 52
LOCATION
NEW JERSEY
PATERSON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
PERTH AMBOY
SITE 001
76
LD
LD
LD
TRENTON
SITE 001
76
LD
LD
LD
NEW MEXICO
ALBUQUERQUE
SITE 001
76
.0098
LD
NEW YORK
ALBANY
SITE 001
76
LD
BUFFALO
SITE 001
76
LD
LD
NEW YORK CITY
SITE 014
76
LD
LD
LD
NIAGARA FALLS
SITE 001
76
LD
LD
LD
ROCHESTER
SITE 001
76
LD
LD
LD
SYRACUSE
SITE 001
76
LD
LD
LD
UTICA
SITE 001
76
LD
LD
YONKERS
SITE 001
NORTH CAROLINA
CHARLOTTE
SITE 001
76
LD
LD
76 LD LD
59
LD
LD
LD
-------
POLLUTANT : 12110 -CO- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (.%) 09 PRECISION ($) H- 52
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
NORTH CAROLINA
DURHAM
SITE 006
76
LD
LD
LD
GREENSBORO
SITE 009
76
LD
LD
LD
LD
WINSTON-SALEM
SITE 002
76
LD
LD
OHIO
AKRON
SITE 014
76
LD
LD
LD
LD
CANTON
SITE 001
76
LD
LD
LD
LD
CINCINNATI
SITE 001
76
LD
LD
.0123
CLEVELAND
SITE 001
76
LD
LD
LD
COLUMBUS
SITE 001
DAYTON
SITE 001
PORTSMOUTH
SITE 002
STEUBENVILLE
SITE 012
TOLEDO
SITE 001
YOUNGSTOWN
SITE 001
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.0157
60
-------
POLLUTANT : 12110 -CO- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 09 ... PRECISION (%) -t- 52
LOCATION
OKLAHOMA
CHEROKEE CO
SITE 480
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0114
TULSA
SITE 110
76
.0115
LD
LD
LD
OREGON
PORTLAND
SITE 001
76
LD
LD
LD
PENNSYLVANIA
ALLENTOWN
SITE 001
76
.0217 .0120
LD
ALTOONA
SITE 001
76
LD
LD
LD
BETHLEHEM
SITE 002
76
LD
.0199
LD
LD.
ERIE
SITE 002
76
.0073 .0100
LD
LD
HARRISBURG
SITE 361
76
LD
LD
LD
HAZLETON
SITE 001
76
.0183
LD
LD
LD
JOHNSTOWN
SITE 803
76
.0088
LD
LD
LANCASTER CITY
SITE 002
76
LD
LD
LD
LD
PHILADELPHIA
SITE 004
76
LD
LD
LD
LD
PITTSBURGH
SITE 001
76
LD
.0109
LD
.0156
61
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 09 PRECISION (%) +- 52
LOCATION
PENNSYLVANIA
READING
SITE 001
SCRANTON
SITE 001
WARMINSTER
SITE 002
WEST CHESTER
SITE 110
VHLKES-BARRE
SITE 001
YORK
SITE 322
PUERTO RICO
AMELIA
SITE 001
PONCE
SITE 002
SEBANA SECA
SITE 001
RHODE ISLAND
EAST PROVIDENCE
SITE 001
PROVIDENCE
SITE 001
SOUTH CAROLINA
COLUMBIA
SITE 001
GREENVILLE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
76 .0113
LD
LD
LD
LD
76 .0074
LD
LD
LD
LD
LD
LD
LD
ID
LD
LD
.0089
.0096
.0167
.0116
LD
.0104
LD
LD
LD
LD
LD
LD
LD
LD
.0092
LD
LD
LD
76 .0144 .0173 LD
62
LD
LD
.0371
.0175
.0178
.0164
-------
POLLUTANT : 12110 -CD-CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (%) 4- 52
LOCATION
SOUTH DAKOTA
SIOUX FALLS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0445
.0295 .0091
.0277
TENNESSEE
CHATTANOOGA
SITE 001
76
LD
LD
LD
LD
KNOXVILLE
SITE 002
76
LD
LD
LD
LD
MEMPHIS
SITE 001
76 .0073
LD
LD
LD
NASHVILLE
SITE 001
76
LD
LD
LD
LD
TEXAS
AMARILLO
SITE 002
76
LD
AUSTIN
SITE 010
76
LD
LD
BEAUMONT
SITE 001
76
LD
.0184
LD
CORPUS CHRISTI
SITE 001
76
LD
.0102
LD
LD
DALLAS
SITE 002
76
LD
LD
FORT WORTH
SITE 001
76
LD
LD
LD
HOUSTON
SITE 001
76
LD
LUBBOCK
SITE 001
76
LD
LD
63
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (*) +- 52
LOCATION
TEXAS
PASADENA
SITE 002
SAN ANTONIO
SITE 034
WICHITA FALLS
SITE 002
UTAH
OGDEN
SITE 001
SALT LAKE CITY
SITE 001
VERMONT
BURLINGTON
SITE 003
VIRGINIA
DANVILLE
SITE 001
MCLEAN
SITE 001
HAMPTON
SITE 001
LYNCHBURG
SITE 002
NORFOLK
SITE 001
PORTSMOUTH
SITE 001
RICHMOND
SITE 002
YR 1ST QTR. 2NQ QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
76
76
76
76
76
LD
LD
LD
LD
76 .0375
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
76 LD LD
64
LD
LD
LD
LD
LD
LD
LD
LD
ID
LD
LD
LD
LD
LD
LD
LD
LD
-------
POLLUTANT : 12110 -CO- CADMIUM
METHOD : Hi-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (I) 09 PRECISION (%) +- 52
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
VIRGINIA
ROANOKE
SITE 003
76
LD
LD
LD
LD
WASHINGTON
SEATTLE
SITE 001
76
LD
LD
LD
LD
SPOKANE
SITE 001
76
LD
LD
LD
TACOMA
SITE 001
76
LD
LD
LD
WEST VIRGINIA
CHARLESTON
SITE 001
76
LD
LD
.0116
LD
HUNTINGTON
SITE 005
76
LD
LD
LD
SOUTH CHARLESTON
SITE 001
76
LD
LD
LD
LD
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
LD
LD
LD
KENOSHA
SITE 001
76
LD
LD
LD
MADISON
SITE 001
76 .0157
LD
LD
LD
MILWAUKEE
SITE 001
76
LD
MILWAUKEE
SITE 099
RACINE
SITE 002
76
76
LD
LD
LD
LD
LD
65
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 09 PRECISION (j{) -t- 52
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
WYOMING
CHEYENNE
SITE 001
76
LD
66
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS {%) 09 PRECISION (%) +- 52
LOCATION
ARIZONA
GRAND CANYON NAT P
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
.0092
LD
LD
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
LD
LD
FLORIDA
HARDEE CO
SITE 001
76
LD
LD
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
.0265
LD
LD
HAWAII CO
SITE 002
76
LD
LD
IDAHO
BUTTE CO
SITE 001
76
LD
INDIANA
MONROE CO
SITE 001
76
LD
LD
LD
PARKE CO
SITE 001
76
LD
LD
LD
LD
67
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS <*) 09 PRECISION (*) •*- 52
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
76
LD
.0073
LD
LD
MARYLAND
CALVERT CO
SITE 001
76
LD
LD
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
LD
LD
LD
LD
MISSOURI
SHANNON 00
SITE 002
76
LD
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
LD
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
NEVADA
WHITE PINE CO
SITE 001
NEW HAMPSHIRE
COOS CO
SITE 001
NEW YORK
JEFFERSON CO
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
68
-------
POLLUTANT : 12110 -CD- CADMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 09 PRECISION (?) -t- 52
LXATION
NORTH CAROLINA
BUXTON
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
PENNSYLVANIA
CLARION CO
SITE 001
76
LD
LD
LD
INDIANA CO
SITE 002
76
LD
LD
RHODE ISLAND
WASHINGTON CO
SITE 002
76
LD
LD
LD
.0386
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.0135
.0081
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
LD
LD
LD
VERMONT
ORANGE CO
SITE 001
76
LD
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
LD
LD
LD
WYTHE CO
SITE 001
76
LD
LD
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
LD
LD
LD
69
-------
POLLUTANT : 12110 -CD- CADMIUM ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0064
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (*) 09 PRECISION (%) +- 52
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
70
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76
.0034
LD
.0057
GADSDEN
SITE 001
76
LD
.0160 .0046
HUNTSVILLE
SITE 001
76
LD
LD
.0137
MOBILE
SITE 001
76
LD
LD
.0116
MONTGOMERY
SITE 001
76
LD
.0053 .0036 .0032 .0040
ALASKA
ANCHORAGE
SITE 003
76
LD
.0048
FAIRBANKS
SITE 001
76
.0047
.0029
ARIZONA
DOUGLAS
SITE 004
76 .0041
.0031
PHOENIX
SITE 002
76
LD
.0262
.0252
TUCSON
SITE 001
76
LD
.0094 .0078
LD
ARKANSAS
LITTLE ROCK
SITE 001
76
LD
.0047 .9680
TEXARKANA
SITE 001
76
LD
.0067 .0132
LD
WEST MEMPHIS
SITE 001
76
LD
.1931 1.1093 .6213 .6412
71
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMDOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) •*- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
CALIFORNIA
ANAHEIM
SITE 001
BERKELEY
SITE 001
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
LOS ANGELES
SITE 001
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
SAN DIEGO
SITE 004
SAN FRANCISCO
SITE 001
SAN JOSE
SITE 004
76 .0126 .0089 .0141 .0116 .0118
76 .0097 .0055 .0069 ID .0074
76 .0169 .0107 .0118 .0124 .0130
76 .0097 .0058 .0046 .0067
76 .0112 .0069 .0083 .0094 .0090
76 .0166 .0116 .0115 .0103 .0125
76 .0118 .0090 .0092 .0100
76 .0119 .0145 .0087 .0117
76 .0072 .0067 .0098 .0037 .0069
76 .0063 .0068 .0066 .0068 .0066
76 .0216 .0192 .0105 .0034 .0137
76 .0097 .0063 .0091 .0038 .0072
76 .0057 .0071 .0052 .0038 .0055
76 »0123 .0096 .0124 .0133 .0119
72
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 21 PRECISION (f) -t- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
CALIFORNIA
SANTA ANA
SITE 001
76
.0132 .0050
.0128
ID
.0103
TORRANCE
SITE 001
76
.0157
.0100
.0092 .0092 .0110
COLORADO
DENVER
SITE 001
76
LD
LD
LD
.0075
CONNECTICUT
BRIDGEPORT
SITE 001
76
.0049
.0452 .0149
LD
.0217
HARTFORD
SITE 002
76
.0036
.0171
.0158 .0044 .0102
NEW HAVEN
SITE 001
76
.0045 .0074 .0118 .0044 .0070
WATERBURY
SITE 001
76
.0089
WATERBURY
SITE 123
76
.0149
.0065 .0067 .0094
U ELAWARE
NEWARK
SITE 001
76
LD
.0101
LD
LD
WILMINGTON
SITE 002
76
.0089 .0078 .0127 .0053 .0087
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0080 .0076
FLORIDA
JACKSONVILLE
SITE 002
76 .0043
.0079 .0039 .0054
73
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU MITER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION ($) •»- 50
LOCATION
FLORIDA
MIAMI
SITE 002
ST PETERSBURG
SITE 002
TAMPA
SITE 002
GEORGIA
ATLANTA
SITE 001
COLUMBUS
SITE 001
SAVANNAH
SITE 001
HAWAII
MAUNA LOA OBSERV
SITE 002
HONOLULU
SITE 001
IDAHO
BOISE CITY
SITE 001
ILLINOIS
BLUE ISLAND
SITE 001
CHICAGO
SITE 001
MOLINE
SITE 001
NORTH CHICAGO
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
LD
LD
LD
.0082
.0063
76 .0062 .0428
76
76 .0133 .0138
76
76 .0087 .0133
76 .0118
LD
.0072
.0069 .0101
.0075
.0054
.0084
.0116
.0059
.0048
LD
76 .0058 .0034 LD
74
LD
ID
LD
.0043 .0147
LD
LD
.0055
.0068
.0054
LD
.0129
.0092
.0078
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (%) +- 50
LOCATION
ILLINOIS
PEORIA
SITE 001
ROCK ISLAND
SITE 001
SPRINGFIELD
SITE 001
INDIANA
EAST CHICAGO
SITE 001
EVANSVILLE
SITE 001
FORT WAYNE
SITE 002
FORT WAYNE
SITE 003
GARY
SITE 001
HAMMOND
SITE 002
j NDIANAPOLIS
SITE 001
INDIANAPOLIS
SITE 002
NEW ALBANY
SITE 002
SOUTH BEND
SITE 002
TERRE HAUTE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .0089
76
76
76
76
76
76
76
76
76
76
.0100
76 .0072
.0191
LD
LD
LD
.0182
.0035
LD
LD
LD
LD
.0040 .0054
.0058
.0032
.0046
76 .0034 LD
75
LD
LD
LD
.0133 .0135
.0116 .0084
.0225 .0297 .0346 .0265
76 .0046 .0123 .0059 .0076 .0076
.0065
.0043 .0213 .0149 .0146 .0138
.0069 .0198 .0114 .0056 .0109
.0063
.0033
.0042
.0035
.0051
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (JO 21 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. , 3RD QTR. 4TH QTR. YR. AVG.
IOWA
CEDAR RAPIDS
SITE 018
76 .0030 .0040 .0028
LD
.0033
DAVENPORT
SITE 001
76
LD
.0043
.0032 .0050 .0042
DES MOINES
SITE 001
76
LD
.0041
.0033
DUBUQUE
SITE 002
DUBUQUE
SITE 008
WATERLOO
SITE 004
KANSAS
KANSAS CITY
SITE 002
KANSAS CITY
SITE 012
KANSAS CITY
SITE 015
TOPEKA
SITE 001
WICHITA
SITE 001
KENTUCKY
ASHLAND
SITE 002
BOWLING GREEN
SITE 001
76
76
76
LD
76 .0035
LD
76 .0028
.0031
LD
LD
.0038
.0035
LD
76 .0100 .0147
76
LD
.0062
LD
.0029
.0036
LD
.0047
LD
76 .0040 LD LD .0035
76 .0049
76 .0180 .0229 .0140 .0190 .0185
.0094 .0053 .0069 .0072
LD
.0075 .0090
.0034
76
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (*> +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVINGTON
SITE 001
76 .0047
.0097
LD
.0062 .0069
LEXINGTON
SITE 001
76 .0038
.0061
LD
LOUISVILLE
SITE 002
76
.0054
.0092 .0041 .0066 .0063
LOUISIANA
BATON ROUGE
SITE 002
76 .0069
LD
LD
IBERVILLE PAR
SITE 002
76 .0057
LD
LD
.0036
NEW ORLEANS
SITE 002
76
.0043 .0051
.0043 .0046
SHREVEPORT
SITE 001
76 .0034 .0062 .0053
.0050
MAINE
PORTLAND
SITE 004
76
.0038
MARYLAND
BALTIMORE
SITE 001
76
.0282 .0717 .0301 .0047 .0337
MASSACHUSETTS
BOSTON
SITE 001
76
LD
LD
CAMBRIDGE
SITE 001
76
.0056
.0057 .0029 .0047
FALL RIVER
SITE 001
76
LD
LD
LD
NEW BEDFORD
SITE 002
76
LD
LD
LD
77
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (%) •»- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MASSACHUSETTS
WORCESTER
SITE 004
76
LD
.0035
.0036
MICHIGAN
DETROIT
SITE 001
76
LD
.0057
.0072
.0071
.0067
FLINT
SITE 008
76
LD
LD
GRAND RAPIDS
SITE 001
76
LD
LD
LD
.0031
LANSING
SITE 001
SAGINAW
SITE 001
TRENTON
SITE 004
MINNESOTA
DULUTH
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
.0046
.0044
.0034
.0032
ID
.0033
LD
.0042
LD
MINNEAPOLIS
SITE 001
76
LD
MINNEAPOLIS
SITE 027
ST PAUL
SITE 031
MISSISSIPPI
JACKSON
SITE 002
MISSOURI
ST LOUIS
SITE 001
76
76
76
76
LD
LD
.0043
.0051
LD
.0050
.0028
LD
LD
LD
LD
LD
LD
.0063
.0045
78
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MONTANA
HELENA
SITE 001
76
LD
LD
NEBRASKA
LINCOLN
SITE 002
76
LD
LD
LD
LD
OMAHA
SITE 030
76
.0058
LD
LD
.0035
NEVADA
LAS VEGAS
SITE 001
76
LD
.0046
RENO
SITE 001
76
LD
.0043
NEW HAMPSHIRE
CONCORD
SITE 002
76
.0031
NEW JERSEY
BAYONNE
SITE 001
76
.0418
.0104
CAMDEN
SITE 001
76
.0075
.0087
.0111
.0091
CAMDEN CO
SITE 003
76
.0032
.0039
ELIZABETH
SITE 002
76
.0070
.0052
.0055
.0059
GLASSBORO
SITE 001
76
LD
LD
JERSEY CITY
SITE 001
76
.0074 .0111
.0192
.0126
EWARK
SITE 001
76
.0174
.0116
.0062
.0117
79
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
NEW JERSEY
PATERSON
SITE 001
76 .0089 .0107
.0038
.0078
PERTH AMBOY
SITE 001
76 .0065 .0042
.0033
.0047
TRENTON
SITE 001
NEW MEXICO
ALBUQUERQUE
SITE 001
76 .0064
76
LD
LD
.0035
.0063
NEW YORK
ALBANY
SITE 001
76
LD
BUFFALO
SITE 001
NEW YORK CITY
SITE 014
76 .0038 .0173
76 .0075 .0158 .0072
.0102
NIAGARA FALLS
SITE 001
76 .0069
.0305
.0128
.0167
ROCHESTER
SITE 001
SYRACUSE
SITE 001
UTICA
SITE 001
YONKERS
SITE 001
NORTH CAROLINA
CHARLOTTE
SITE 001
76 .0030
76
76
76
LD
LD
LD
LD
.0040
LD
.0067
.0096
76 .0038 .0036 .0038
LD
ID
.0037
LD
80
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (.%) +- 50
LOCATION
NORTH CAROLINA
DURHAM
SITE 006
GREENSBORO
SITE 009
WINSTON-SALEM
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
LD
LD
.0063
.0095
LD
LD
.0051
.0034
LD
OHIO
AKRON
SITE 014
76
.0033 .0063 .0052 .0044 .0048
CANTON
SITE 001
76
.0215 .0291 .0318 .0034 .0215
CINCINNATI
SITE 001
76
.0072 .0049 .0044 .0055
CLEVELAND
SITE 001
76
.0034
.0094 .0049 .0059
COLUMBUS
SITE 001
76
.0029 .0061
.0039
LD
.0043
DAYTON
SITE 001
76
LD
.0060
.0085 .0065 .0070
PORTSMOUTH
SITE 002
76
LD
STEUBENVILLE
SITE 012
76
.0145 .0263 .0582 .0154 .0286
TOLEDO
SITE 001
YOUNGSTOWN
SITE 001
76
76
LD
.0049
LD
.0037
.0046 .0126 .0114 .0062 .0087
81
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
LD
TULSA
SITE 110
76
LD
LD
ID
LD
OREGON
PORTLAND
SITE 001
76 .0029 .0051
.0068 .0049
PENNSYLVANIA
ALLENTOWN
SITE 001
76
LD
.0118
LD
ALTOONA
SITE 001
BETHLEHEM
SITE 002
ERIE
SITE 002
HARRISBURG
SITE 361
HAZLETON
SITE 001
JOHNSTOWN
SITE 803
LANCASTER CITY
SITE 002
PHILADELPHIA
SITE 004
PITTSBURGH
SITE 001
76 .0037
76 .0052 .0169
76 .0050 .0101
76
.0080
76 .0093 .0068
76 .0203
76 .0033 .0071
76 .0053 .0105
76 .0126 .0283
LD
.0078
.0055
.0054
LD
.0092
.0039
LD
.0162
.0051
.0048
.0038
.0037
LD
.0219
.0058
.0045
.0073
.0087
.0061
.0043
.0171
.0050
.0068
.0161
82
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
PENNSYLVANIA
READING
SITE 001
SCRANTON
SITE 001
76 .0060 .0100
76 .0044 .0095
.0055 .0058 .0068
LD
.0055 .0065
WARMINSTER
SITE 002
76
.0051
.0086
.0046 .0059 .0061
WEST CHESTER
SITE 110
76
LD
.0126
LD
LD
WILKES-B/«RE
SITE 001
76
LD
.0073
LD
.0039
YORK
SITE 322
76
.0045 .0100
.0037 .0061
PUERTO RICO
AMELIA
SITE 001
76
LD
.0029
PONCE
SITE 002
76
LD
LD
LD
SEBANA SECA
SITE 001
76
.0047
LD
.0037
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
LD
LD
LD
LD
PROVIDENCE
SITE 001
SOUTH CAROLINA
COLUMBIA
SITE 001
GREENVILLE
SITE 001
76 .0036 .0041 LD
76 .0077 .0068 LD
76 .0053 .0054 LD
.0044 .0040
LD
.0032 .0046
83
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (Jt) 21 PRECISION 1%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76
LD
LD
LD
TENNESSEE
CHATTANOOGA
• SITE 001
76 .0104 .0106 .0030 .0043 '.0071
KNOXVILLE
SITE 002
76 .0074 .0068
LD
.0037 .0060
MEMPHIS
SITE 001
76 .0076 .0110
.0046
.0103 .0084
NASHVI LLE
SITE 001
TEXAS
AMARILLO
SITE 002
76 .0078
76
.0091
LD
.0073 .0081
LD
AUSTIN
SITE 010
BEAUMONT
SITE 001
CORPUS CHRISTI
SITE 001
DALLAS
SITE 002
FORT WORTH
SITE 001
HOUSTON
SITE 001
LUBBOCK
SITE 001
76
76 .0077
76
76
76
LD
LD
76 .0037
.0102
LD
LD
LD
LD
LD
LD
LD
LD
.0040
.0182
76
ID
.0042
84
-------
POLLUTANT : 12112 -CR- CHROM.IUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (?) 4- 50
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
TEXAS
PASADENA
SITE 002
76
.0074
.0109
SAN ANTONIO
SITE 034
76
LD
LD
LD
WICHITA FALLS
SITE 002
76
LD
LD
LD
LD
UTAH
06DEN
SITE 001
76 .0038
LD
SALT LAKE CITY
SITE 001
76
.0043
.0040 .0039 .0064 .0047
VERMONT
BURLINGTON
SITE 003
76
LD
LD
VIRGINIA
DANVILLE
SITE 001
76
LD
.0099
LD
LD
MCLEAN
SITE 001
76
LD
LD
LD
HAMPTON
SITE 001
76
LD
.0073
LD
.0049
LYNCHBURG
SITE 002
76
.0085
LD
LD
NORFOLK
SITE 001
76
LD
.0090
LD
.0058
PORTSMOUTH
SITE 001
76
LD
.0109
LD
LD
i ICHMOND
SITE 002
76
LD
.0078
LD
.0043
85
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (ID) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (.%) 21 PRECISION ($) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
VIRGINIA
ROANOKE
SITE 003
76
LD
.0055
LD
LD
WASHINGTON
SEATTLE
SITE 001
76 .0035
LD
LD
.0072
SPOKANE
SITE 001
76
LD
LD
.0035
TACOMA
SITE 001
76
LD
LD
LD
WEST VIRGINIA
CHARLESTON
SITE 001
76 .0052
.0152
LD
.0091 .0098
HUNTINGTON
SITE 005
76 .0169
.0123 .0231
.0174
SOUTH CHARLESTON
SITE 001
76
LD
.0103 .0031 .0052 .0062
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
LD
LD
LD
KENOSHA
SITE 001
MADISON
SITE 001
MILWAUKEE
SITE 001
76
76
76
LD
LD
LD
.0045 .0038
LD
LD
LD
MILWAUKEE
SITE 099
RACINE
SITE 002
76
76
LD
.0070
.0036 .0049 .0040 .0042
86
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WISCONSIN
SUPERIOR
SITE 001
76
LD
.0045
WYOMING
CHEYENNE
SITE 001
76
LD
87
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (?) 4- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
.0217
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
.0044
.7544
.7267
.4952
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
ID
LD
DELAWARE
KENT CO
SITE 001
76
.0052
LD
FLORIDA
HARDEE CO
SITE 001
76
LD
.0047
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
.0043
.0050
LD
HAWAII CO
SITE 002
76
.0056
.0057
IDAHO
BUTTE CO
SITE 001
76
.0071
INDIANA
MONROE CO
SITE 001
76
LD
LD
LD
PARKE CO
SITE 001
76
LD
LD
LD
LD
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
76
.0028
.0035
LD
.0043 .0035
MARYLAND
CALVERT CO
SITE 001
76
LD
.0053
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
LD
.0042
LD
LD
MISSOURI
SHANNON CO
SITE 002
76
.0040
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
LD
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
76
LD
LD
LD
NEVADA
WHITE PINE CO
SITE 001
76
LD
LD
LD
NEW HAMPSHIRE
COOS CO
SITE 001
76
LD
NEW YORK
JEFFERSON CO
SITE 001
76 .0130
LD
89
-------
POLLUTANT : 12112 -CR- CHROMIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (?) •»- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
NORTH CAROLINA
BUXTON
SITE 002
76
.0621
PENNSYLVANIA
CLARION CO
SITE 001
76
.0097
LD
LD
INDIANA CO
SITE 002
76
LD
.0076
RHODE ISLAND
WASHINGTON CO
SITE 002
76
LD
LD
LD
LD
SOUTH CAROLINA
RICHLAND CO
SITE 002
76 .0043
LD
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0084
LD
.0033
VERMONT
ORANGE CO
SITE 001
76
LD
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.0044
.0042
LD
WYTHE CO
SITE 001
76
LD
.0058
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
LD
LD
LD
90
-------
POLLUTANT : 12112 -CR- CHROMIUM ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0027
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 21 PRECISION (%) +- 50
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
91
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION (jO •»- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ALABAMA
BIRMINGHAM
SITE 003
76
LD
LD
LD
GADSDEN
SITE 001
76
LD
LD
LD
HUNTSVILLt
SITE 001
76
LD
LD
.0043
MOBILE
SITE 001
76
LD
LD
LD
MONTGOMERY
SITE 001
76
LD
LD
LD
LD
ALASKA
ANCHORAGE
SITE 003
76
LD
LD
FAIRBANKS
SITE 001
76
LD
LD
ARIZONA
DOUGLAS
SITE 004
76
LD
LD
PHOENIX
SITE 002
TUCSON
SITE 001
ARKANSAS
LITTLE ROCK
SITE 001
TEXARKANA
SITE 001
WEST MEMPHIS
SITE 001
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
92
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION if} +- 58
LXATION
CALIFORNIA
ANAHEIM
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
LD
LD
LD
LD
BERKELEY
SITE 001
76
LD
LD
LD
LD
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
76
76
76
LD
LD
LD
.0057
LD
LD
LD
LD
LD
LD
LD
LOS ANGELES
SITE 001
76
LD
LD
LD
LD
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
SAN DIEGO
SITE 004
SAN FRANCISCO
SITE 001
SAN JOSE
SITE 004
76
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
93
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION <*) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76
LD
LD
LU
LD
TORRANCE
SITE 001
76 .0049
LD
LD
LD
COLORADO
DENVER
SITE 001
76
LD
LD
LD
LD
CONNECTICUT
BRIDGEPORT
SITE 001
76
LD
LD
LD
LO
HARTFORD
SITE 002
76
LO
LD
LD
LD
NEW HAVEN
SITE 001
76
LD
LO
LD
LD
WATERBURY
SITE 001
76
LD
WATERBURY
SITE 123
76
LD
LD
LD
DELAWARE
NEWARK
SITE 001
76
LD
LD
LD
LO
WILMINGTON
SITE 002
76
LD
LD
LD
LD
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
LD
LD
FLORIDA
JACKSONVILLE
SITE 002
76
LD
LD
LD
94
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS 1%) H PRECISION (%) +- 58
LOCATION
FLORIDA
MIAMI
SITE 002
ST PETERSBURG
SITE 002
TAMPA
SITE 002
GEORGIA
ATLANTA
SITE 001
COLUMBUS
SITE 001
SAVANNAH
SITE 001
HAWAII
MAUNA LOA OBSERV
SITE 002
HONOLULU
SITE 001
"IDAHO
BOISE CITY
SITE 001
ILLINOIS
BLUE ISLAND
SITE 001
CHICAGO
SITE 001
MOLINE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
76
76
76
76
76
76
LD
LD
LD
LD
.0055
LO
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
.0050
LD
LD
NORTH CHICAGO
SITE 002
76 LD LD
95
LD
LD
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION (*) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ILLINOIS
PEORIA
SITE 001
76
LD
LD
LD
LD
ROCK ISLAND
SITE 001
76
LD
LD
LD
LD
SPRINGFIELD
SITE 001
76
LD
LD
LD
INDIANA
EAST CHICAGO
SITE 001
76
LD
LD
LD
LD
EVANSVILLE
SITE 001
76
LD
LD
LD
LD
FORT WAYNE
SITE 002
76
LD
FORT WAYNE
SITE 003
76
LD
GARY
SITE 001
76
LD
LD
LD
LD
HAMMOND
SITE 002
INDIANAPOLIS
SITE 001
76
76
LD
ID
ID
LD
LD
LD
LD
INDIANAPOLIS
SITE 002
NEW ALBANY
SITE 002
SOUTH BEND
SITE 002
TERRE HAUTE
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
96
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS CjO 14 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
IOWA
CEDAR RAPIDS
SITE 018
76
LD
LD
LD
LD
DAVENPORT
SITE 001
76
LD
LD
LD
LD
DES MOINES
SITE 001
76
LD
LD
LD
DUBUQUE
SITE 002
76
LD
LD
LD
LD
DUBUQUE
SITE 008
76
LD
LD
LD
LD
WATERLOO
SITE 004
76
LD
ID
LD
LD
KANSAS
KANSAS CITY
SITE 002
76
LD
KANSAS CITY
SITE 012
76
LD
LD
LD
LD
KANSAS CITY
SITE 015
76
LD
LD
LD
TOPEKA
SITE 001
76
LD
LD
LD
WICHITA
SITE 001
76
LD
LD
LD
LD
KENTUCKY
ASHLAND
SITE 002
76
LD
LD
LD
.0041
BOWLING GREEN
SITE 001
76
LD
.0041
LD
LD
97
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (%) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
KENTUCKY
COVINGTON
SITE 001
76
LD
LD
LD
LD
LEXINGTON
SITE 001
76
LD
LD
LD
LOUISVILLE
SITE 002
76
LD
LD
LD
LD
LOUISIANA
BATON ROU6E
SITE 002
76
LD
LD
LD
IBERVILLE PAR
SITE 002
76
LD
LD
LD
LD
NEW ORLEANS
SITE 002
76
LD
LD
LD
SHREVEPORT
SITE 001
76
LD
LD
LD
MAINE
PORTLAND
SITE 004
76
LD
MARYLAND
BALTIMORE
SITE 001
MASSACHUSETTS
BOSTON
SITE 001
76
76
LD
LD
LD
LD
LD
LD
CAMBRIDGE
SITE 001
76
LD
LD
LD
FALL RIVER
SITE 001
NEW BEDFORD
SITE 002
76
76
LD
LD
LD
LD
LD
LD
98
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE .LIMITS
BIAS (%} 14 PRECISION <*) +- 58
LXATION
YR 1ST QTR, 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MONTANA
HELENA
SITE 001
NEBRASKA
LINCOLN
SITE 002
OMAHA
SITE 030
NEVADA
LAS VEGAS
SITE 001
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
RENO
SITE 001
NEW HAMPSHIRE
CONCORD
SITE 002
NEW JERSEY
BAYONNE
SITE 001
CAMDEN
SITE 001
CAMDEN CO
SITE 003
ELIZABETH
SITE 002
GLASSBORO
SITE 001
JERSEY CITY
SITE 001
NEWARK
SITE 001
76
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
76 LD LD
100
LD
LD
LD
LD
LD
LD
LD
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (*) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NEW JERSEY
PATERSON
SITE 001
76
LD
LD
LD
PERTH AMBOY
SITE 001
76
LD
LD
LD
TRENTON
SITE 001
76
LD
LD
LD
NEW MEXICO
ALBUQUERQUE
SITE 001
76
LD
LD
NEW YORK
ALBANY
SITE 001
76
LD
BUFFALO
SITE 001
76
LD
LD
NEW YORK CITY
SITE 014
76
LD
LD
LD
NIAGARA FALLS
SITE 001
76
LD
ID
LD
ROCHESTER
SITE 001
76
LD
LD
LD
SYRACUSE
SITE 001
76
LD
LD
LD
UTICA
SITE 001
76
LD
LO
YONKERS
SITE 001
76
LD
LD
LD
NORTH CAROLINA
CHARLOTTE
SITE 001
76
LD
LD
LD
LD
101
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS <*> 14 PRECISION (JO +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
DURHAM
SITE 006
76
LD
LD
LD
GREENSBORO
SITE 009
76
LD
LD
LD
LD
MINSTON-SALEM
SITE 002
76
LD
LD
OHIO
AKRON
SITE 014
76
LO
LD
LD
LD
CANTON
SITE 001
76
LD
LD
LD
LD
CINCINNATI
SITE 001
76
LO
LD
LD
CLEVELAND
SITE 001
76
LD
LD
LD
COLUMBUS
SITE 001
76
LD
LD
LO
LD
DAYTON
SITE 001
76
LD
LD
LD
LD
PORTSMOUTH
SITE 002
76
LD
STEUBENVILLE
SITE 012
76
LD
LD
LD
LD
TOLEDO
SITE 001
76
LD
LD
LD
LD
YOUNGSTOMN
SITE 001
76
LD
LD
LD
LD
102
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (%) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
LD
TULSA
SITE 110
76
LD
LD
LD
LD
OREGON
PORTLAND
SITE 001
76
LD
LD
LD
PENNSYLVANIA
ALLENTOWN
SITE 001
76
LD
LD
LD
ALTOONA
SITE 001
76
LD
LD
LD
BETHLEHEM
SITE 002
76
LD
LD
LD
LD
ERIE
SITE 002
76
LD
LD
LD
LD
HARRISBURG
SITE 361
76
LD
LD
LD
HAZLETON
SITE 001
76 .0051
LD
LD
LD
JOHNSTOWN
SITE 803
76
LD
LD
LD
LANCASTER CITY
SITE 002
76
LD
LD
LD
LD
PHILADELPHIA
SITE 004
76
LD
LD
LD
LD
PITTSBURGH
SITE 001
76
LD
LD
LD
LD
103
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
PENNSYLVANIA
READING
SITE 001
76
LD
LD
LD
LD
SCRANTON
SITE 001
76
LD
LD
LD
LD
WARMINSTER
SITE 002
76
LD
LD
LD
LD
WEST CHESTER
SITE 110
76
LD
LD
LD
LD
WILKES-BARRE
SITE 001
76
LD
LD
LD
LD
YORK
SITE 322
76
LD
LD
LD
PUERTO RICO
AMELIA
SITE 001
76
LD
LD
PONCE
SITE 002
76
LD
LD
LD
SEBANA SECA
SITE 001
76
LD
LD
LD
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
LD
LD
LD
PROVIDENCE
SITE 001
76
LD
LD
LD
LD
SOUTH CAROLINA
COLUMBIA
SITE 001
76
LD
LD
LD
LD
GREENVILLE
SITE 001
76
LD
LD
LD
LD
104
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (*) +- 58
LOCATION
SOUTH DAKOTA
SIOUX FALLS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
TENNESSEE
CHATTANOOGA
SITE 001
76
LD
LD
LD
LD
KNOXVILLE
SITE 002
76
LD
LD
LD
LD
MEMPHIS
SITE 001
76
LD
LD
LD
LD
NASHVILLE
SITE 001
76
LD
LD
LD
LD
TEXAS
AMARILLO
SITE 002
76
LD
AUSTIN
SITE 010
76
LD
LD
BEAUMONT
SITE 001
76
LD
LD
LD
CORPUS CHRIST I
SITE 001
76
LD
LD
LD
LD
DALLAS
SITE 002
76
LD
LD
FORT WORTH
SITE 001
76
LD
LD
LD
HOUSTON
SITE 001
76
LD
LUBBOCK
SITE 001
76
LD
LD
105
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (X) 14 PRECISION (%) +- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
TEXAS
PASADENA
SITE 002
76
LD
LD
SAN ANTONIO
SITE 034
76
LD
LD
LD
WICHITA FALLS
SITE 002
76
LD
LD
LD
LD
UTAH
06DEN
SITE 001
76
LD
LD
SALT LAKE CITY
SITE 001
76
LD
LD
LD
LD
VERMONT
BURLINGTON
SITE 003
VIRGINIA
DANVILLE
SITE 001
MCLEAN
SITE 001
HAMPTON
SITE 001
LYNCHBURG
SITE 002
NORFOLK
SITE 001
PORTSMOUTH
SITE 001
RICHMOND
SITE 002
76 .1240
76
76
76
76
76
76
76
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
LD
106
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION <$) +- 58
LOCATION
VIRGINIA
ROANOKE
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
LD
WASHINGTON
SEATTLE
SITE 001
76
LD
LD
LD
LD
SPOKANE
SITE 001
76
LD
LD
LD
TACOMA
SITE 001
76
LD
LD
LD
WEST VIRGINIA
CHARLESTON
SITE 001
76
LD
LD
LD
LD
HUNTINGTON
SITE 005
76
LD
LD
LD
SOUTH CHARLESTON
SITE 001
76
LD
LD
LD
LD
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
.0065
LD
LD
KENOSHA
SITE 001
76
LD
LD
LD
MADISON
SITE 001
76
LD
LD
LD
LD
MILWAUKEE
SITE 001
76
LD
MILWAUKEE
SITE 099
76
LD
RACINE
SITE 002
76
LD
LD
LD
LD
107
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (?) +~ 58
LOCATION
WISCONSIN
SUPERIOR
SITE 001
WYOMING
CHEYENNE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
LD
LD
LD
108
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (?) •*- 58
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
LD
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
LD
LD
LD
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
LD
LD
FLORIDA
HARDEE CO
SITE 001
76
LD
LD
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
LD
LD
IDAHO
BUTTE CO
SITE 001
76
LD
INDIANA
MONROE CO
SITE 001
76
LD
LD
LD
PARKE CO
SITE 001
76
LD
LD
LD
LD
109
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION (*) •«- 58
LOCATION
YR 1ST QTR. 2ND QJR. 3RD QJR. 4TH QTR. YR. AVG.
MAINE
ACAOIA NAT PARK
SITE 001
76
LD
LD
LD
LD
MARYLAND
CALVERT CO
SITE 001
76
LD
LD
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
LD
LD
LD
LD
MISSOURI
SHANNON CO
SITE 002
76
LD
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
LD
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
NEVADA
WHITE PINE CO
SITE 001
NEW HAMPSHIRE
COOS CO
SITE 001
76
76
76
LD
LD
LD
LD
LD
LD
LD
NEW YORK
JEFFERSON CO
SITE 001
76
LD
LD
110
-------
POLLUTANT : 12113 -CO- COBALT
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (%) +- 58
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
BUXTON
SITE 002
76
LD
PENNSYLVANIA
CLARION CO
SITE 001
76
LD
LD
LD
INDIANA CO
SITE 002
76
LD
LD
RHODE ISLAND
WASHINGTON CO
SITE 002
76
LD
LD
LD
LD
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
LD
LD
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0048
LD
LD
VERMONT
ORANGE CO
SITE 001
76
.0077
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
LD
LD
LD
WYTHE CO
SITE 001
76
LD
LD
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
LD
LD
LD
in
-------
POLLUTANT : 12113 -CO- COBALT ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0039
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 14 PRECISION (%) +- 58
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD ID
112
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 28 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76
.1336 .0060
.1012 .0803
GADSDEN
SITE 001
76
.0108 .1770 .1267 .1048
HUNTSVILLE
SITE 001
76
.2122 .0083 .2931
.1712
MOBILE
SITE 001
76 .2133 .0187 .5404
.2575
MONTGOMtRY
SITE 001
76
.2000 .2862 .3354 .131.1 .2382
ALASKA
ANCHORAGE
SITE 003
76
.1513
.3580
FAIRBANKS
SITE 001
76
.0502
.0565
ARIZONA
DOUGLAS ;
SITE 004
76 .7688 .5772
PHOENIX
SITE 002
76 .0700 .0572 .0580
.0617
TUCSON
SITE 001
76
.3172 .2716 .2112 .2027 .2507
ARKANSAS
LITTLE ROCK
SITE 001
76
.0656 .1017 .0570
.0748
TEXARKANA
SITE 001
76
.0325
.0849 .0802 .0516 .0623
WEST MEMPHIS
SITE 001
76 .0462
.0954
.1412 .0570 .0850
113
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 28 PRECISION (.%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
ANAHEIM
SITE 001
BERKELEY
SITE 001
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
LOS ANGELES
SITE 001
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
SAN DIEGO
SITE 004
SAN FRANCISCO
SITE 001
SAN JOSE
SITE 004
76 .1823 .1457
76 .1215 .1639
76
76
76
76
76
.1787 .0545
.0719 .0438
.0922 .0860
.1068 .1507
.1941
.2014
76 .0544 .0679 .0480
.1244
.0668
.1673
.1321
76 .3252 .3434
.1307
.1201
LD
.1427
76 .0420 .1244 .0313 .0720
.1624
.0568
.1486 .1396
.1428 .1253
.0873 .0675
.2197 .1413
.2134 .1570
.1525 .1596
76 .8084 .4232 .1194 .1443 .3738
76 .3734 .3382 .1712 .2977 .2951
76 .3474 .6408 .5461 .6209 .5388
.2355
.0674
76 .0664 .0636 .0556 .0837 .0673
114
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION ($) +- 50
LOCATION
YR 1ST VTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76
.1813 .3437 .1004 .0853 .1777
TORRANCE
SITE 001
76
.5585 .5931
.2166 .2603 .4071
COLORADO
DENVER
SITE 001
76
.2064
.2849 .4029 .4151
.3273
CONNECTICUT
BRIDGEPORT
SITE 001
76
.1878 .2250 .1366 .0696 .1548
HARTFORD
SITE 002
76
.2112 .1257 .0903 .0630 .1226
NEW HAVEN
SITE 001
76 .0884
.1136
.0726 .0842 .0897
WATERBURY
SITE 001
76
.1131
WATERBURY
SITE 123
76
.1203
.0338 .0777 .0773
DELAWARE
NEWARK
SITE 001
76
.2178 .1092 .1231 .2834 .1834
WILMINGTON
SITE 002
76
.2946 .1407 .2306 .1205 .1966
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0687 .0457
FLORIDA
JACKSONVILLE
SITE 002
76 .2263
.1230 .1065 .1519
115
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (.%) 28 PRECISION (*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
FLORIDA
MIAMI
SITE 002
76
.1589 .2480
ST PETERSBURG
SITE 002
76
.1468
TAMPA
SITE 002
76 .1293
GEORGIA
ATLANTA
SITE 001
76
.1809 .2331
.2281
.2140
COLUMBUS
SITE 001
76
.1802 .3613
.2348
.0935 .2175
SAVANNAH
SITE 001
76
.6736 .5050
.5016
.3578 .5095
HAWAII
MAUNA LOA OBSERV
SITE 002
76
.6442
HONOLULU
SITE 001
76 .1061 .0704 .0801 .0996 .0891
IDAHO
BOISE CITY
SITE 001
ILLINOIS
BLUE ISLAND
SITE 001
CHICAGO
SITE 001
MOLINE
SITE 001
NORTH CHICAGO
SITE 002
76
76 .0983 .1316
76 .1629
76 .1087 .1516
.2187 .5620
.4613 .0708
.1797 .1365
.1719 .1332 .1560
.1128 .0811 .1136
.5569 .1153 .3632
116
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (jO 28 PRECISION (?) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ILLINOIS
PEORIA
SITE 001
76 .1216 .2113 .3378 .0592 .1825
RXK ISLAND
SITE 001
SPRINGFIELD
SITE 001
76 .1156 .1286 .0539 .0722 .0926
76
.1106
,1196 .0390
.0897
INDIANA
EAST CHICAGO
SITE 001
76
.2954 .3234 .4328 .3393 .3477
EVANSVILLE
SITE 001
76 .2012 .2569 .2798 .1526 .2226
FORT WAYNE
SITE 002
76 .1224
FORT WAYNE
- SITE 003
76
.2815
GARY
SITE 001
76
.3935 .2236 .5398 .1791 .3340
HAMMOND
SITE 002
76 .1706 .4108 .4285 .3761 .3465
INDIANAPOLIS
SITE 001
76
.5913 .5716 .3156
.4928
INDIANAPOLIS
SITE 002
76
.1418
NEW ALBANY
SITE 002
76
.5680 1.3981 .5559 -4875
.7524
SOUTH BEND
SITE 002
76
.2428 .2203 .1509 .2680
.2205
TERRE HAUTE
SITE 001
76
.2425
.2893 .3258 .2517
.2773
117
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 28 PRECISION (?) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
IOWA
CEDAR RAPIDS
SITE 018
76 .0652 .2073 .0867 .3449 .1760
DAVENPORT
SITE 001
DES MOINES
SITE 001
DUBUQUE
SITE 002
DUBUQUE
SITE 008
WATERLOO
SITE 004
KANSAS
KANSAS CITY
SITE 002
KANSAS CITY
SITE 012
KANSAS CITY
SITE 015
TOPEKA
SITE 001
WICHITA
SITE 001
KENTUCKY
ASHLAND
SITE 002
BOWLING GREEN
SITE 001
76 .1304 .0740 .2073 .1267 .1346
76 .1038 .1600
76
76 .1328 .0932 .3130
.1240 .1293
76 .1141 .1225 .1117 .0934 .1104
76 .1059 .1014 .1397 .1097 .1142
76 .1352 .1776 .2398 .2252 .1945
76 .1180
76 .2511 .0852 .0567 .0855 .1196
.0738 .1531 .0968 .1079
.1797
76 .1768 .1383 .3175 .2844 .2293
76 .1677 .2013 .1845 .1946 .1870
76 .1588 .1411
.0785
.1074 .1215
118
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER {25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 28 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVIN6TON
SITE 001
76
.1567 .3055 .3763 .2301
.2672
LEXINGTON
SITE 001
LOUISVILLE
SITE 002
76
76
.1597
.2688
.2155
.2147
.2618 .2043 .1206 .0727 .1649
LOUISIANA
BATON ROUGE
SITE 002
76
.1960
.0821
.0896 .1226
IBERVILLE PAR
SITE 002
76
.2184
.3199 .0483 .0511
.1594
NEW ORLEANS
SITE 002
76
.4026 .3660
.1445 .3044
SHREVEPORT
SITE 001
76
.1706 .1930 .0881
.1506
MAINE
PORTLAND
SITE 004
76
.1279
MARYLAND
BALTIMORE
SITE 001
76
.4304
.2560 .3055 .2513 .3108
MASSACHUSETTS
BOSTON
SITE 001
76
.0375
.0723
CAMBRIDGE
SITE 001
76
.2941
.1871
.1767 .2193
FALL RIVER
SITE 001
76
.0607 .0795 .0316 .0573
NEW BEDFORD
SITE 002
76
.1298
.1332 .1424 .1351
119
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (%) +- 50
LOCATION
MASSACHUSETTS
WORCESTER
SITE 004
MICHIGAN
DETROIT
SITE 001
FLINT
SITE 008
GRAND RAPIDS
SITE 001
LANSING
SITE 001
SAGIMAW
SITE 001
TRENTON
SITE 004
MINNESOTA
DULUTH
SITE 001
MINNEAPOLIS
SITE 001
MINNEAPOLIS
SITE 027
ST PAUL
SITE 031
MISSISSIPPI
JACKSON
SITE 002
MISSOURI
ST LOUIS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76 .1821
76
76
76
.1877
1.1240 1.3204 .4247 .9564
76 .1015 .1603 .1666
76 .2312 .1329
76 .2227 .2423 .2242
.3467
76 .1219 .1661
76 . .2399
.2169
76 .2318 .1823
120
.1208 .1373
.1765 .2164
76 .0288 .1587 .1682 .1040 .1149
76 .0492 .1105 .1392 .2093 .1271
.1065 .2118
.1683
.2537 .2759 .1216 .2171
.1470 .2015 .2347 .0816 .1662
.2040 .1396 .1184 .1624
.1074 .1738
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT UD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 28 PRECISION (?) +- 50
LOCATION
MONTANA
HELENA
SITE 001
NEBRASKA
LINCOLN
SITE 002
OMAHA
SITE 030
NEVADA
LAS VEGAS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
.1209 .1043
.1434 .1115
-4121
.3433 .2452
.1239 .1098 .2098 .1438 .1468
.1083 .0959
RENO
SITE 001
NEW HAMPSHIRE
CONCORD
SITE 002
NEW JERSEY
BAYONNE
SITE 001
76
76
76
.3730
.1415 .2069
.1438 .2030
CAMDEN
SITE 001
CAMDEN CO
SITE 003
ELIZABETH
SITE 002
GLASSBORO
SITE 001
JERSEY CITY
SITE 001
NEWARK
SITE 001
76
76
76
76
76
.1893 .1497 .0958
.0371
.1421
.0446
.1063 .1425 .1391
1.1762 .7290
.1838 .2326
76 .1719 .1735 .1635
121
.1449
.1293
.1862
.1696
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 28 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NEW JERSEY
PATERSON
SITE 001
76 .0877 .0637 .0805
.0773
PERTH AMBOY
SITE 001
76 .2309 .1795 .1467
.1857
TRENTON
SITE 001
76 .1316 .6700 .0957
.2991
NEW MEXICO
ALBUQUERQUE
SITE 001
76
.2162
.0527
NEW YORK
ALBANY
SITE 001
76 .0804
BUFFALO
SITE 001
76 .1212
.0463
NEW YORK CITY
SITE 014
76 .2992 .4856
.6048
.4632
NIAGARA FALLS
SITE 001
76 .1959
.1961
.1328
.1749
ROCHESTER
SITE 001
76 .0400 .0636 .0665
.0567
SYRACUSE
SITE 001
76 .2874
.1661
.2363
.2299
UTICA
SITE 001
76 .0884 .1005
YONKERS
SITE 001
76 .2941 .3192 .3671
.3268
NORTH CAROLINA
CHARLOTTE
SITE 001
76 .3345 .4771
.3239
.2162 .3379
122
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 28 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
DURHAM
SITE 006
76
.4338 .5576 .3995 .4636
GREENSBORO
SITE 009
76
.1566
.1658
.2067 .2543 .1959
WINSTON-SALEM
SITE 002
76
.1577
.2743
OHIO
AKRON
SITE 014
76
.2682 .3366 .5246 .3763 .3764
CANTON
SITE 001
76
.1957
.1245 .1105 .0603 .1228
CINCINNATI
SITE 001
76
.3525 .5089 .3337 .3984
CLEVELAND
SITE 001
76
.3506
.2197 .1605 .2436
COLUMBUS
SITE 001
76
.1224 .5054 .3768 .3842 .3472
DAYTON
SITE 001
76
.0829 .5483 .6864 .6680 .4964
PORTSMOUTH
SITE 002
76
.5114
STEUBENVILLE
SITE 012
76
.2911
.6377
.3754 .2549 .3898
TOLEDO
SITE 001
76
.0509
.1775
.3342 .2299 .1981
YOUNGSTOWN
SITE 001
76
.2281 .0683 .0606 .1158 .1182
123
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS CjO 28 PRECISION (%) +- 50
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
.4870
TULSA
SITE 110
76 .1401 .1785 .2325 .3569 .2270
OREGON
PORTLAND
SITE 001
76
.8744 .8572
.6799 .8038
PENNSYLVANIA
ALLENTOWN
SITE 001
ALTOONA
SITE 001
BETHLEHEM
SITE 002
ERIE
SITE 002
HARRISBURG
SITE 361
HAZLETON
SITE 001
JOHNSTOWN
SITE 803
LANCASTER CITY
SITE 002
PHILADELPHIA
SITE 004
PITTSBURGH
SITE 001
76
76 .1126
76 .3305 .2416
76 .1651
76
76 1.4081
76
.1049
.2416
.1665
.0907
.2851
.2348
.1983
.1106
.1536
.1229
.1660
.0897
.1895
.2587
.2347
.0945
.1062 .1241
.0828 .1945
.0770 .1437
.1040 .0711
.1557 .5096
.4372 .3102
.2723 .2370
76 .2605 .2259 .1787 .1511
.2041
76
.1374 .3092
.2807
.1981 .2314
124
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (%) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
PENNSYLVANIA
READING
SITE 001
76
.3396 .1845 .2861
.2242 .2586
SCRANTON
SITE 001
76
.0769 .0883 .3561
.1048 .1565
WARMINSTER
SITE 002
76
.4588
.3148 .3490 .6930 .4539
WEST CHESTER
SITE 110
76
.2875 -4047 .4242 .1928 .3273
WILKES-BARRE
SITE 001
76 .0901 .0834 .2178 .1874 .1447
YORK
SITE 322
76
.9446 .8066
.3211
.6908
PUERTO RICO
AMELIA
SITE 001
76
.4424
.1269
PONCE
SITE 002
76
.1851
.1149 .2089
.1696
SEBANA SECA
SITE 001
76 1.3411 .6851 .6297
.8853
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
.4272
.1794 .1668 .0734 .2117
PROVIDENCE
SITE 001
76
.1296
.1091
.1242 .0891 .1130
SOUTH CAROLINA
COLUMBIA
SITE 001
76 .3276
.4327 .3995 .3126 .3681
GREENVILLE
SITE 001
76
.,894 .3461 .6219 .5433 -4252
125
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (jO 28 PRECISION <*) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76 .0821
.0987
.1031
.0946
TENNESSEE
CHATTANOOGA
SITE 001
76 .0714 .0538 .0539 .0495 .0572
KNOXVILLE
SITE 002
76 .3840 .4229
.3553
.2030 .3413
MEMPHIS
SITE 001
76 .1075 .1996 .1152 .1391
.1404
NASHVILLE
SITE 001
76 .2220 .2707
.2105
.4653 .2921
TEXAS
AMARILLO
SITE 002
AUSTIN
SITE 010
BEAUMONT
SITE 001
CORPUS CHRIST!
SITE 001
76
76
76 .0276 .0373 .0288
76 .0131
LD
.4776
.0288
.0141
.5632
.2373
.0312
.0195 .0156
DALLAS
SITE 002
76
.1504 .2307
FORT WORTH
SITE 001
HOUSTON
SITE 001
76 .4874 .5773 .3061
76 .0606
.4569
LUBBOCK
SITE 001
76
.0305
.2455
126
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (%) +- 50
LOCATION
TEXAS
PASADENA
SITE 002
SAN ANTONIO
SITE 034
WICHITA FALLS
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
.0334
.1107
.3722
.0417 .0782
.2369
.0511
.2021
.1074 .1218 .1355
UTAH
06DEN
SITE 001
76
.0593 .1058
SALT LAKE CITY
SITE 001
76
.1879 .1804 .1692 .2147 .1881
VERMONT
BURLINGTON
SITE 003
76
.7447 .3614
VIRGINIA
DANVILLE
SITE 001
76
.0399 .0371 .0603 .0598 .0493
MCLEAN
SITE 001
HAMPTON
SITE 001
LYNCHBURG
SITE 002
76
76
76
.2035 .2416 .1565 .2005
.0680 .0669 .0347 .0315 .0503
.1666 .2183 .1371
.1305
NORFOLK
SITE 001
76
.1921 .2499 .1617 .1233 .1818
PORTSMOUTH
SITE 001
76
.1508 .1894 .2046 .1215 .1666
RICHMOND
SITE 002
76
.0883
.1565 .0916 .0206 .0893
127
-------
POLLUTANT : 12114 -CD- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (%) +- 50
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
VIRGINIA
ROANOKE
SITE 003
76
.1096 .1600
.2013
.0776 .1371
WASHINGTON
SEATTLE
SITE 001
76
.3115 .2886
.8265
.7115 .5345
SPOKANE
SITE 001
76 1.5664
2.1358
.9330 1.5451
TACOMA
SITE 001
76 .4342 .4461
.3999 .4267
WEST VIRGINIA
CHARLESTON
SITE 001
76 .0362
.3460
.3528
.2359 .2427
HUNTINGTON
SITE 005
76 .1878
.1232
.1317 .1476
SOUTH CHARLESTON
SITE 001
76 .1367 .6081
.9336
.5770 .5639
WISCONSIN
EAU CLAIRE
SITE 002
KENOSHA
SITE 001
MADISON
SITE 001
MILWAUKEE
SITE 001
MI LWAUKEE
SITE 099
RACINE
SITE 002
76 .1927 .1572
76 .1627
.2747
76 .1339 .1960
76 .1157
76
.1357
.3986
.1578
.1106 .1491
.2787
.1432 .1577
.0740
76
.0959 .2389 .2287 .1819
.1864
128
-------
POLLUTANT : 12114 -CD- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 28 PRECISION (?) +- 50
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WISCONSIN
SUPERIOR
SITE 001
76
.2182
.1221
WYOMING
CHEYENNE
SITE X)01
76
.0139
129
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS 1%) 28 PRECISION (*) H- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
.0185
LD
.1326
ARKANSAS
MONTGOMERY CO
SITE 001
76
.0204 .0413
.0719
.0562
.0475
COLORADO
MESA VERDE NAT PAR
SITE 002
76
.1269
.0606
.0559
.0811
DELAWARE
KENT CO
SITE 001
76
.1152
.2728
FLORIDA
HARDEE CO
SITE 001
76
.4991
.7913
HIGHLANDS CO.
SITE 002
76
.1942
HAWAII
HAWAII CO
SITE 001
76
.1048
.1184
.1005
.1079
HAWAII CO
SITE 002
76 .2856 .2546
IDAHO
BUTTE CO
SITE 001
76
.7742
INDIANA
MONROE CO
SITE 001
PARKE CO
SITE 001
76
76
.4236
.2671
.2526
.3802
.3739
.2972
.3483
.3148
.3496
130
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (%) •+- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
MARYLAND
CALVERT CO
SITE 001
76
76
.1220
.1110
.0918
.0947
.1077 .1076 .1073
.1055
.1037
MISSISSIPPI
JACKSON CO
SITE 001
76
.3103
.4928 .4432 .2240 .3676
MISSOURI
SHANNON CO
SITE 002
76
.1302
.1378
.1438 .1077 .1299
MONTANA
GLACIER NAT PARK
SITE 001
76
.0874
.1431
.0638 .0981
FORT HOWES
SITE 008
76
.0516 .0147
ASHLAND
SITE 026
76
.0301
.0450
.0546 .0286 .0396
NEBRASKA
THOMAS CO
SITE 001
76
.1860
.1661
.1019 .1513
NEVADA
WHITE PINE CO
SITE 001
76
.0631
.0798
.0592 .0674
NEW HAMPSHIRE
COOS CO
SITE 001
76
.6428
NEW YORK
JEFFERSON CO
SITE 001
76
.0801
.6697
131
-------
POLLUTANT : 12114 -CU- COPPER
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 28 PRECISION (if) +- 50
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
BUXTON
SITE 002
76
.1775
PENNSYLVANIA
CLARION CO
SITE 001
76
.2645
.4474
.1542 .2887
INDIANA CO
SITE 002
76
.0887
.0608
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.0724
.2017
.2834
.1646
.1805
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.1549
.1937
.2136
.1661
.1821
SOUTH DAKOTA
BLACK HILLS NAT fO
SITE 001
76
.0870
.1846
.1864
.0952 .1383
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0453
.1988
.1724
,1388
VERMONT
ORANGE CO
SITE 001
76
.1549
.0732
.0967
.1083
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.1106 - .1515
.1563
.1395
WYTHE CO
SITE 001
76
.1963
.2669
.2543
.0591
.1942
WISCONSIN
DOOR CO
SITE 001
76
.6729
.5315
.5365
.4445
.5464
132
-------
POLLUTANT : 12114 -CU- COPPER ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0057
UNITS : U6/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (?) 28 PRECISION (%) •*- 50
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 .1961 .1095
133
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (?) +- 32
LOCATION
CALIFORNIA
ANAHEIM
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76 1.3255 1.2585 1.3272 1.6996 1.4027
BERKELEY
SITE 001
76
.4295 .6192 .3701
LD
.4729
BURBANK
SITE 002
76 1.1106 1.4769 .9435 1.5828 1.2785
FRESNO
SITE 002
76 1.6370 1.7229
2.1315 1.8305
LONG BEACH
SITE 001
76 1.4412 .8453 .9526 1.8596 1.2747
LOS ANGELES
SITE 001
76 1.7047 1.3107 1.0138 1.7292 1.4396
OAKLAND
SITE 001
76 .8317 1.2794
1.3063 1.1391
ONTARIO
SITE 001
76
2.6109 2.6300 3.7341 2.99)7
PASADENA
SITE 002
76
.8692 .9486 .9136 1.1266 .9645
SACRAMENTO
SITE 001
76 .3137 1.0644 .9752 1.7955 1.0372
SAN BERNARDINO
SITE 001
76 1.5831 2.5982 1.4800 1.4447 1.7765
SAN DIEGO
SITE 004
76 1.2780 1.0440 .8762 1.4214 1.1549
SAN FRANCISCO
SITE 001
76
.3704 .7388 .3763 1.1116 .6493
SAN JOSE
SITE 004
76
.9589 .8687 1.1325 2.5763 1.3841
135
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 25 PRECISION (*) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76 1.2953 1.0020 1.1457 1.0894 1.1331
TORRANCE
SITE 001
76 1.5629 1.0918 .7046 1.3407 1.1750
COLORADO
DENVER
SITE 001
76 1.4051 .7096 .9340 2.4995 1.3871
CONNECTICUT
BRIDGEPORT
SITE 001
76 .8829 1.0929 .8123 .4475 .8089
HARTFORD
SITE 002
76 .7639 .8819 .6756 .4369 .6896
NEW HAVEN
SITE 001
76 .8757 .8667 .9216 .7019 .8415
WATERBURY
SITE 001
76 1.8349
WATERBURY
SITE 123
76
1.5707 .4600 1.4808 1.1705
DELAWARE
NEWARK
SITE 001
WILMINGTON
SITE 002
76 .7750 1.1379 1.1271 1.2607 1.0752
76 1.6167 .6375 .9201 .7283 .9757
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
FLORIDA
JACKSONVILLE
SITE 002
76
76 .3884
.6048 .6254
.4231
.4606 .4240
136
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 25 PRECISION (%) +- 32
LOCATION
FLORIDA
MIAMI
SITE 002
ST PETERSBURG
SITE 002
TAMPA
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
76
76
.4005 .2596
.1909
.7081
GEORGIA
ATLANTA
SITE 001
76
.5619 1.0812 .9887
.8773
COLUMBUS
SITE 001
76
.7593 .6289 .4875 .3449 .5552
SAVANNAH
SITE 001
76 2.4152 1.2194 .6371
.9682 1.3100
HAWAII
MAUNA LOA OBSERV
SITE 002
76
.7816
HONOLULU
SITE 001
76
.6199 .7462 .6701
.4059 .6105
IDAHO
BOISE CITY
SITE 001
76
.9538 .4697
ILLINOIS
BLUE ISLAND
SITE 001
76
.9574 4.0786
1.6175 2.2178
CHICAGO
SITE 001
76 1.1495
1.1975 2.0430 1.4633
MOLINE
SITE 001
76
.7647
.9335 .6655 1.5269 .9727
NORTH CHICAGO
SITE 002
76
.3210
1.2413 .9280 1.3996 .9725
137
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (jO 25 PRECISION (?) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH OTR. YR. AVG.
ILLINOIS
PEORIA
SITE 001
76 1.3796 2.9123 1.8813 2.2461 2.1048
ROCK ISLAND
SITE 001
76 .7756 1.0480 .8258 1.0117
.9153
SPRINGFIELD
SITE 001
76 .5238 .9792
.4895
.6642
INDIANA
EAST CHICAGO
SITE 001
76 2.1536 6.0525 4.5568 5.5676 4.5826
EVANSVILLE
SITE 001
76 .5476 1.1967 .9679 1.1202 .9581
FORT WAYNE
SITE 002
76 .4362
FORT WAYNE
SITE 003
76
.7269
GARY
SITE 001
76 1.4748 8.5905 3.1048 3.9557 4.2815
HAMMOND
SITE 002
76 1.4266 4.2447 1.7682 2.1325 2.3930
INDIANAPOLIS
SITE 001
76 1.1456 1.5889
.9360
1.2235
INDIANAPOLIS
SITE 002
NEW ALBANY
SITE 002
SOUTH BEND
SITE 002
TERRE HAUTE
SITE 001
76
76 .7820 1.0336
76
76
.4969 1.1670
1.3393
.8437 1.2690
.9821
.7999 1.6407 1.0261
.9222 1.3942 1.0867 1.1987 1.1505
138
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (?) +- 32
LOCATION
IOWA
CEDAR RAPIDS
SITE 018
DAVENPORT
SITE 001
DES MOINES
SITE 001
DUBUQUE
SITE 002
DUBUQUE
SITE 008
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .5800 1.0340 .7224 1.0073 .8359
76 .8337 1.3037 .7328 1.6502 1.1301
76 1.0459 1.3958
76
76
.5821
1.7320 1.3912
.6793 .5260 .6532 .6102
.5424 .5322 .8026 .6327 .6275
WATERLOO
SITE 004
76 1.3287 1.0243 1.0067 1.5054 1.2163
KANSAS
KANSAS CITY
SITE 002
76 1.4963
KANSAS CITY
SITE 012
76 2.4509 2.6585 1.4549 2.6621 2.3066
KANSAS CITY
SITE 015
76
2.1883 1.8029 2.9598 2.3170
TOPEKA
SITE 001
76
.8089 .6744 .8080
.7638
WICHITA
SITE 001
76
.4515 .5942 .6617 1.0062 .6784
KENTUCKY
ASHLAND
SITE 002
76 3.6814 3.7016 2.6664 4.3647 3.6035
BOWLING GREEN
SITE 001
76
.3840
.8597 .6134 .8652 .6806
139
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 25 PRECISION (*) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVINGTON
SITE 001
76 1.1762 3.0224 1.8263 2.3404 2.0913
LEXINGTON
SITE 001
76
.6686 .7118
.7416
.7073
LOUISVILLE
SITE 002
76 1.0065 1.8681 1.4853 1.3411 1.4253
LOUISIANA
BATON ROUGE
SITE 002
76 .5734
.4684
.6276 .5565
IBERVILLE PAR
SITE 002
76 .3734 .1964 .2481 .3009 .2797
NEW ORLEANS
SITE 002
76 .5820 .5688
.5976 .5828
SHREVEPORT
SITE 001
76 1.1622 1.7147 1.1302
1.3357
MAINE
PORTLAND
SITE 004
76
.7132
MARYLAND
BALTIMORE
SITE 001
MASSACHUSETTS
BOSTON
SITE 001
CAMBRIDGE
SITE 001
FALL RIVER
SITE 001
NEW BEDFORD
SITE 002
76
76
76
76
76
.9778 1.4989 1.3343 .9818 1.1982
.6958
.4483
,*355 .6341
.5302
.3525 .4600
.5431
.6042
.4977 .2690 .2412 .3360
140
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
AN«LYTICAL QUALITY
A,4*LYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
B.AS (JO 25 PRECISION ($) +- 32
LOCATION
MASSACHUSETTS
WORCESTER
SITE 004
MICHIGAN
DETROIT
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .8493 .6036 .4591 .6373
76 .6897 2.0972 1.8451 2.6227 1.8137
FLINT
SITE 008
76 .5091
.7592
GRAND RAPIDS
SITE 001
76
.3359 .7264 .7562 .8461
.6662
LANSING
SITE 001
76
.2964 1.1882 1.1276 1.5626 1.0437
SAG IN AW
SITE OOt
76
.5029 1.5468 1.2951 1.2461 1.1477
TRENTON
SITE 004
76
.5165 1.9144
1.5497 1.3269
MINNESOTA
DULUTH
SITE 001
76 1.0066 1.6261
.9268
1.1865
MINNEAPOLIS
SITE 001
76
.5*16
MINNEAPOLIS
SITE 027
76
2.0271 1.0329 1.2928 1.4509
ST PAUL
SITE 031
76
.9*85 1.3835 1.1664 1.0289 1.1218
MISSISSIPPI
JACKSON
SITE 002
76
.j823
.6876 .5025 .9175 .6225
MISSOURI
ST LOUIS
SITE 001
76 1.2419 1.2944
1.7702 1.4355
141
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL DUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 25 PRECISION (%) +- 32
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MONTANA
HELENA
SITE 001
76
.7524 .7159
NEBRASKA
LINCOLN
SITE 002
76 .7557 .8722 .7213 1.1142 .8659
OMAHA
SITE 030
76 .8677 .9163 1.0119 1.0855 .9704
NEVADA
LAS VEGAS
SITE 001
76
.7024 1.0455
RENO
SITE 001
76
1.0194 3.2211
NEW HAMPSHIRE
CONCORD
SITE 002
NEW JERSEY
BAYONNE
SITE 001
CAMDEN
SITE 001
CAMDEN CO
SITE 003
ELIZABETH
SITE 002
GLASSBORO
SITE 001
JERSEY CITY
SITE 001
NEWARK
SITE 001
76 .3539
76
76 .7036
76
1.0157 1.1350
76 1.2037 2.9510 1.1491
.9090
76 .8195 1.1283 1.2368
.5279 .4357
76 .7267 1.3052 1.1356
76 .7376 1.0245 .8785.
1.7679
1.0615
1.0558
.8802
142
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (jO +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
DURHAM
SITE 006
76
1.1009
.8541 1.4233 1.1261
GREENSBORO
SITE 009
76
.7174
.8365 .6331 .7534 .7351
WINSTON-SALEM
SITE 002
76 .6955
1.2724
OHIO
AKRON
SITE 014
76 1.0743 2.4773 1.8022 1.8073 1.7903
CANTON
SITE 001
76 1.9114 3.5007 2.8372 .6577 2.2268
CINCINNATI
SITE 001
76
1.9865 1.8810 1.6133 1.8269
CLEVELAND
SITE 001
76 1.4906
2.9341 1.8457 2.0901
COLUMBUS
SITE 001
76 .9473 1.9878 1.3254 1.5595 1.4550
DAYTON
SITE 001
76 .6751 1.9839 1.5545 1.6745 1.4720
PORTSMOUTH
SITE 002
76
.9022
STEUBENVILLE
SITE 012
TOLEDO
SITE 001
YOUNGSTOWN
SITE 001
76 3.3273 5.5110 3.5991 2.6991 3.7841
76
.7252 1.0595 .9398 1.0618 .9466
76 2.3237 5.7763 4.2350 3.2739 3.9022
144
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (%) +- 32
LOCATION
OKLAHOMA
CHEROKEE CO
SITE 480
TULSA
SITE 110
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
.6497
.5877
.9350 1.0672 .7659 .8545
OREGON
PORTLAND
SITE 001
76
.6533 .7076
.7557 .7055
PENNSYLVANIA
ALLENTOWN
SITE 001
76 1.1121 1.0230 .8696
1.0016
ALTOONA
SITE 001
76 1.0646
.9052 1.3311 1.1003
BETHLEHEM
SITE 002
76 3.0490 2.3953 1.8261 1.1604 2.1077
ERIE
SITE 002
76 4.0944 1.9743 2.2177 .4328 2.1798
HARRISBURG
SITE 361
76
2.1040 1.3571 1.2899 1.1878
HAZLETON
SITE 001
76 4.1767 1.0395 .9560 .9656 1.7845
JOHNSTOWN
SITE 803
76
4.2832 3.0193 4.2032 3.8352
LANCASTER CITY
SITE 002
76 .8601
.9261
.7529 .8705 .8524
PHILADELPHIA
SITE 004
76 1.4452 1.4060 1.0173 .7612 1.1574
PITTSBURGH
SITE 001
76 2.7778 4.7343 2.6379 2.3094 3.1149
145
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 25 PRECISION (jf) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
PENNSYLVANIA
READING
SITE 001
76 .7413 1.0114 .7687 .7833 .8262
SCRANTON
SITE 001
76 2.2811 2.5559 2.2049 1.4742 2.1290
WARMINSTER
SITE 002
76 1.2203 1.2224 1.8787 1.1515 1.3682
WEST CHESTER
SITE 110
VMLKES-BARRE
SITE 001
76 .6877 .9932 1.0999 .7670 .8870
76 1.0151 1.2028 1.3692 1.1651 1.1881
YORK
SITE 322
PUERTO RICO
AMELIA
SITE 001
76 1.0014 1.1102
76 .5650
.6422 .9179
1.3414
PONCE
SITE 002
76 .6990 1.3127 1.5765
1.1961
SEBANA SECA
SITE 001
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76 .7773 1.2759 1.1684 1.0739
76 .5840 .5988 .5774 .5481 .5771
PROVIDENCE
SITE 001
76 .7368 .9033 .9559 .6417 .8094
SOUTH CAROLINA
COLUMBIA
SITE 001
GREENVILLE
SITE 001
76 1.7162 .8143 .6879 .6308 .9623
76 .4207 .7277
.5487
.6196 .5792
146
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (%) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76
.3904
.8250 .8582
.6912
TENNESSEE
CHATTANOOGA
SITE 001
76 1.8041 1.6641 1.1347 .9862 1.3973
KNOXVILLE
SITE 002
76
.7516
.9635 .9275 .9676 .9026
MEMPHIS
SITE 001
76
.7810 1.3429 .8474 1.1402 1.0279
NASHVILLE
SITE 001
76
.9487 1.3440 .5334 2.1342 1.2401
TEXAS
AMARILLO
SITE 002
AUSTIN
SITE 010
BEAUMONT
SITE 001
CORPUS CHRIST I
SITE 001
DALLAS
SITE 002
FORT WORTH
SITE 001
76
76
76 .6470
76 1.1486
76
76 .8991
.6694
.4902 .3719
.3971 .4780 .5074
.3400 .7951 .5409 .7062
.7428 .8023
.7861 .7030 -7961
HOUSTON
SITE 001
76 1.1766
LUBBXK
SITE 001
76 1.4892
.9539
147
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 25 PRECISION (%) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
TEXAS
PASADENA
SITE 002
SAN ANTONIO
SITE 034
WICHITA FALLS
SITE 002
76
.7208
76 1.1748 .4967 .7679
1.0736
.8131
76 1.2041 1.6162 .8534 .8890 1.1407
UTAH
06DEN
SITE 001
76 .9022 .6967
SALT LAKE CITY
SITE 001
VERMONT
BURLINGTON
SITE 003
VIRGINIA
DANVILLE
SITE 001
MCLEAN
SITE 001
HAMPTON
SITE 001
LYNCHBURG
SITE 002
NORFOLK
SITE 001
PORTSMOUTH
SITE 001
RICHMOND
SITE 002
76 1.2809 .7932 1.4852 2.4662 1.5064
76 .8757 .9536
76 1.3888 1.2892 .6015 .4738 .9383
76
76 .5401
76
.6435 .6637 .6415 .6496
.8106 .6279 .6819 .6651
1.1408 .9774 .7999 .7295
76 .7312 .9372 .6022 1.5870 .9644
76 1.1149 1.0732 .6025 .4613 .8130
76 .6982 .6050 .5770 .5302 .6026
148
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 25 PRECISION (%) +- 32
LOCATION
VIRGINIA
ROANOKE
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.7895 .7227 .8902 .9499 .8381
WASHINGTON
SEATTLE
SITE 001
76
.7817 .6813 .7673 1.1947
.8563
SPOKANE
SITE 001
76 1.8889
1.8259 1.1915 1.6354
TACOMA
SITE 001
76 .9576 .3949
.2360 .5295
WEST VIRGINIA
CHARLESTON
SITE 001
76 1.2244 1.8643 .7276 1.4139 1.3076
HUNTINGTON
SITE 005
76 2.8944
2.0649 3.0372 2.6655
SOUTH CHARLESTON
SITE 001
76
.6132 1.4037 .8347 1.1168 .9921
WISCONSIN
EAU CLAIRE
SITE 002
76
.2968
.6394 .5173 .9407 .5986
KENOSHA
SITE 001
76
.3963 1.0308 .7386
.7219
MADISON
SITE 001
76
.3681
.7211
.5056
.9519 .6367
MILWAUKEE
SITE 001
76 .4072
MILWAUKEE
SITE 099
76
.9352
RACINE
SITE 002
76 .2452 .9621 1.1350 1.2295 .8930
149
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE ; QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 25 PRECISION (%) 4- 32
LXATION
WISCONSIN
SUPERIOR
SITE 001
WYOMING
CHEYENNE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
.8908
1.3686
.1822
150
-------
POLLUTANT : 12126 -FE- IRON
METHOD : Hi-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION (%) +- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
.2155
LD
.2355
ARKANSAS
MONTGOMERY CO
SITE 001
76
.2065 .2912 .3567 .3512 .3014
COLORADO
MESA VERDE NAT PAR
SITE 002
76
.2512
.1236 .0866 .1538
DELAWARE
KENT CO
SITE 001
76
.2151
.2507
FLORIDA
HARDEE CO
SITE 001
76
.1415 .2484
HIGHLANDS CO.
SITE 002
76
.0656
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
.0978 .2612
IDAHO
BUTTE CO
SITE 001
76
.1484
INDIANA
MONROE CO
SITE 001
76
.4430 .3682 .7063 .5058
PARKE CO
SITE 001
76
.5161
.5662
.2342 .6393 .4890
151
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 25 PRECISION <)0 H- 32
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
76
.1271 1.4076
.2459 1.4010
.7954
MARYLAND
CALVERT CO
SITE 001
76
.2553
.3774 .1397
.2575
MISSISSIPPI
JACKSON CO
SITE 001
76
.3610
.2083
.2457
.2132
.2571
MISSOURI
SHANNON CO
SITE 002
MONTANA
GLACIER NAT PARK
SITE 001
FORT HOWES
SITE 008
ASHLAND
SITE 026
NEBRASKA
THOMAS CO
SITE 001
NEVADA
WHITE PINE CO
SITE 001
NEW HAMPSHIRE
COOS CO
SITE 001
NEW YORK
JEFFERSON CO
SITE 001
76
76
76
76
76
76
76
76
.1538
LD
.0687
.2303
.1751
.1813
.2027
.2969
.2730
.1655
.1494
.2656
.3128
.3139
.9771
.1745
.5281 .2940
.0779
LD
.1730 .3789
.2719
.1972
.2584
.1823
152
-------
POLLUTANT : 12126 -FE- IRON
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 25 PRECISION (%) +- 32
LOCATION
NORTH CAROLINA
BUXTON
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.4742
PENNSYLVANIA
CLARION CO
SITE 001
76
.6655 .5135 .6199 . .5996
INDIANA CO
SITE 002
76
.8775
1.2634
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.1726 .4304 .3182 .1518 .2683
SOUTH CAROLINA
RICHLAND CO
SITE 002
76 .2394 .3650 .1144 .1825 .2253
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76 .0538 .2410 .1683
LD
.1544
TENNESSEE
CUMBERLAND CO
SITE 001
76
.1188 .5338 .3966 .3497
VERMONT
ORANGE CO
SITE 001
76 .2122 .2935 .2013
.2357
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.3015 .4901
.1392 .3103
WYTHE CO
SITE 001
76
.1685
.4525 .2893 .3042 .3036
WISCONSIN
DOOR CO
SITE 001
76 .1739 .2613 .2135 .8433 .3730
153
-------
.POLLUTANT : 12126 -FE- IRON ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0447
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 25 PRECISION (%) +- 32
LXATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 .1152 LD
154
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (%) +- 28
LOCATION
ALABAMA
BIRMINGHAM
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.7040
LD
1.4550
GADSDEN
SITE 001
76
LD
.6520 1.1960
HUNTSVILLE
SITE 001
76
.3770
LD
.4490
MOBILE
SITE 001
76 .5220
LD
1.2100
MONTGOMERY
SITE 001
76 .6310 .7940 .8560 1.4450 .9315
ALASKA
ANCHORAGE
SITE 003
76
.1410
1.7130
FAIRBANKS
SITE 001
76
.4370
1.9950
ARIZONA
DOUGLAS
SITE 004
76 .5700 .2500
PHOENIX
SITE 002
76 1.1610 1.1380 1.0040
1.1010
TUCSON
SITE 001
76 .6830 .6250 .3830 .9420 .6583
ARKANSAS
LITTLE ROCK
SITE 001
76
.6540 .9420 .9430
.8463
TEXARKANA
SITE 001
76 .3540 .5200 .5770 .5970 .5120
WEST MEMPHIS
SITE 001
76 .2910 .5680 .7680 1.0160 .6608
155
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (%) +- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
ANAHEIM
SITE 001
76 2.2770 1.1090 1.6210 2.9950 2.0005
BERKELEY
SITE 001
76 .8870 .7670 .6210 .1220 .5993
BURBANK
SITE 002
76 1.5550 1.9990 1.1980 4.2760 2.2570
FRESNO
SITE 002
76 1.6120 .5050
2.4680 1.5283
LONG BEACH
SITE 001
76 2.2120 .7340 .9830 3.4360 1.8413
LOS ANGELES
SITE 001
76 2.0400 1.6590 1.6470 4.0270 2.3433
OAKLAND
SITE 001
76
.9920 .9340
2.2170 1.3810V
ONTARIO
SITE 001
76
1.2350 1.4960 1.7100 1.4803
PASADENA
SITE 002
76 1.6550 .7960 1.2660 3.0730 1.6975
SACRAMENTO
SITE 001
76 .7180 .6390 .6670 4.1920 1.5540
SAN BERNARDINO
SITE 001
76 1.1300 .9910 1.0960 1.6950 1.2280
SAN DIEGO
SITE 004
76 1.5000
.7060
.7190 2.9170 1.4605
SAN FRANCISCO
SITE 001
76
.7510 1.3150 .6430 2.5710 1.3200
SAN JOSE
SITE 004
76 2.1490 .9550 1.1830 4.5380 2.2063
156
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (%) +- 28
LOCATION
CALIFORNIA
SANTA ANA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 1.4430 1.0620 1.3620 1.8310 1.4245
TORRANCE
SITE 001
76 1.6050 1.2150 .7010 3.1820 1.6758
COLORADO
DENVER
SITE 001
76
.7650 .4790 .7390 1.2840 .8168
CONNECTICUT
BRIDGEPORT
SITE 001
76
.9050 1.2950 1.3350 .8500- 1.0963
HARTFORD
SITE 002
76 .6650 1.0730 1.0330 .9840 .9388
NEW HAVEN
SITE 001
76
.6330 1.1460 1.3900 .7440 .9783
WATERBURY
SITE 001
76 1.0980
WATERBURY
SITE 123
76
1.7430 .6250 1.9820 1.4500
DELAWARE
NEWARK
SITE 001
76 .4310 .5390 .5380 .8820 .5975
WILMINGTON nn . .,nn
SHE 002 76 1.1260 .9970 1.0950 1.2220 1.1100
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.7150 .9470
FLORIDA
JACKSONVILLE
SITE 002
76
.8100
.9530 .9510 .9047
157
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION {*) +- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
FLORIDA
MIAMI
SITE 002
76
1.4540 1.3410
ST PETERSBURG
SITE 002
76
.5440
TAMPA
SITE 002
76 .6360
GEORGIA
ATLANTA
SITE 001
76 .6470 1.2100 1.3900
1.0823
COLUMBUS
SITE 001
76 .6120 .6500 .6790 .5330 .6185
SAVANNAH
SITE 001
76 .6590 .5540 .4340 .5120 .5398
HAMAD
MAUNA LOA OBSERV
SITE 002
76
LD
HONOLULU
SITE 001
76 .9110 .6480 .9880 .9960 .8858
IDAHO
BOISE CITY
SITE 001
76
.7660 .5300
ILLINOIS
BLUE ISLAND
SITE 001
76 .5470 .7620
.8910 .7333
CHICAGO
SITE 001
76 .8830
1.0600 1.1830 1.0420
MOLINE
SITE 001
76 .5170 .4670 .3570 .6560 -4993
NORTH CHICAGO
SITE 002
76 .3510 .5870
.6310
.5920 .5403
158
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (?) +- 28
LXATION
ILLINOIS
PEORIA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .6010 .8300 .6520 .8730 .7390
RXK ISLAND
SITE 001
76 .4900 .4580 .4610 .7040 .5283
SPRINGFIELD
SITE 001
76 .4890 .4140 .3560
.4197
INDIANA
EAST CHICAGO
SITE 001
76 1.1530 1.4830 1.9450 1.5400 1.5303
EVANSVILLE
SITE 001
76 .4440 .7640 .4590 .8640 .6328
FORT WAYNE
SITE 002
76 .2940
FORT WAYNE
SITE 003
76
.7590
GARY
SITE 001
76 .6800 .7350 .8100 1.1890 .8535
HAMMOND
SITE 002
76 .6120 .9600 .7360 .8890 .7993
INDIANAPOLIS
SITE 001
76 .6530 1.0800 1.0780
.9370
INDIANAPOLIS
SITE 002
76
.9980
NEW ALBANY
SITE 002
76 .6240 .8970 .8400 1.3260 .9218
SOUTH BEND
SITE 002
76 .5550 .6970 -4530 .9300 .6588
TERRE HAUTE
SITE 001
76 .4090 .6060
.5550 .5190 .5223
159
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (.%) 14 PRECISION (%) +- 28
LOCATION
IOWA
CEDAR RAPIDS
SITE 018
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.4650
.4410 .3520 .6680 .4815
DAVENPORT
SITE 001
DES MOINES
SITE 001
DUBUQUE
SITE 002
DUBUQUE
SITE 008
WATERLOO
SITE 004
KANSAS
KANSAS CITY
SITE 002
KANSAS CITY
SITE 012
KANSAS CITY
SITE 015
TOPEKA
SITE 001
76
76
76
76
76
76
76
76
76
.5060 .5380
.4410 1.1840
.1840 .2480
.2270 .1400
.3710 .4260
.4290
.3710 .7680
.8320
.3190 .3130
.4400 .9050 .5973
1.0440 .8897
.1760 .2170 .2063
.2250 .2950 .2218
.4140
.4320
.5170 .4320
.9710 .6355
.5660 1.1650 .8543
.3213
WICHITA
SITE 001
76 .3650 .4570
.4320
.5980 .4630
KENTUCKY
ASHLAND
SITE 002
BOWLING GREEN
SITE 001
76 1.4720 1.0060 1.3290 1.7250 1.3830
76
.3160 .5490
.4570
.7400 .5155
160
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 14 PRECISION (%) +- 28
LXATION
KENTUCKY
COVINGTON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.5410 .7900
.7680
.8830 .7455
LEXINGTON
SITE 001
76
.4530
.6420 .5680
.5543
LOUISVILLE
SITE 002
76
.6180 1.3960 i.0010 .8780 .9733
LOUISIANA
BATON ROUGE
SITE 002
76
.7250
1.1750 1.7640 1.2213
IBERVILLE PAR
SITE 002
76
LD
.1540 .2220 .2160 .1973
NEW ORLEANS
SITE 002
76
.5680 .6740
1.0410 .7610
SHREVEPORT
SITE 001
76
.5340 .8220 .7060
.6873
MAINE
PORTLAND
SITE 004
76
.5090
MARYLAND
BALTIMORE
SITE 001
76
.6590 .8670 1.1460 .7780 .8625
MASSACHUSETTS
BOSTON
SITE 001
76
.7310
.7930
CAMBRIDGE
SITE 001
76
.6630 .7480 .6290 .6800
FALL RIVER
SITE 001
76
.7580
.9770 .7590 .8313
NEW BEDFORD
SITE 002
76
.4010
.3670 .2940 .3540
161
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (if) 14 PRECISION (%) +- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MASSACHUSETTS
WORCESTER
SITE 004
76
.7450 .7810 .6030 .7097
MICHIGAN
DETROIT
SITE 001
FLINT
SITE 008
GRAND RAPIDS
SITE 001
LANSING
SITE 001
SAGINAW
SITE 001
TRENTON
SITE 004
76
76
76
76
76
76
.5610
.3720
.6620
.2770
.4750
.3680
.6810 .9650
.5270
.7340 .8050
.3460 .4130
.4700 .4810
.6180
.9880 .7988
.9380 .7848
.5700 .4015
.3890 .4538
.8050 .5970
MINNESOTA
DULUTH
SITE 001
76 .2090 .3310 .1330
.2243
MINNEAPOLIS
SITE 001
76 1.2040
MINNEAPOLIS
SITE 027
76
.7940
.6870 1.0690
.8500
ST PAUL
SITE 031
76 .9600 .9680 1.0890 .9410 .9895
MISSISSIPPI
JACKSON
SITE 002
76
.4120 .7300 .6110 1.2780 .7578
MISSOURI
ST LOUIS
SITE 001
76 .6600
.7450
1.1340 .8463
162
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (?) 4- 28
LOCATION
MONTANA ,
HELENA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.5940 .6190
NEBRASKA
LINCOLN
SITE 002
76
.2500 .3820 .3960 .4550 .3708
OMAHA
SITE 030
76
.6770 .8750 .8070 1.0440 .8508
NEVADA
LAS VEGAS
SITE 001
76
1.0510 3.2280
RENO
SITE 001
76
.9560 3.0070
NEW HAMPSHIRE
CONCORD
SITE 002
76
.3320
NEW JERSEY
BAYONNE
SITE 001
76
.7920 1.1090
CAMDEN
SITE 001
76 .8900 .8850 1.0200
.9317
CAMDEN CO
SITE 003
76 .4710
.8530
ELIZABETH
SITE 002
76 1.1040 1.2140 1.4320
1.2500
GLASSBORO
SITE 001
76
.3970 .4670
JERSEY CITY
SITE 001
76 .8550 .9710 1.1350
.9870
NEWARK
SITE 001
76 1.0920 1.3700 1.0770
1.1797
163
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 14 PRECISION (%) +- 28
LOCATION
NEW JERSEY
PATERSON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 1.3080 1.2560 1.8550
1.4730
PERTH AMBOY
SITE 001
76 .8050 .8260
.8620
.8310
TRENTON
SITE 001
76
.7930 .4650
.7020
.6533
NEW MEXICO
ALBUQUERQUE
SITE 001
76
.3360
2.2300
NEW YORK
ALBANY
SITE 001
BUFFALO
SITE 001
NEW YORK CITY
SITE 014
NIAGARA FALLS
SITE 001
ROCHESTER
SITE 001
SYRACUSE
SITE 001
UTICA
SITE 001
YONKERS
SITE 001
NORTH CAROLINA
CHARLOTTE
SITE 001
76
76
.5340
.6290
.9240
76 .7220 .9150 .9820
76 .3560 .4130 .3200
76 .5290 .6520 .6780
76 .5590 .7250 .7830
76 .4930 .7990
76 .7150 .4430 .9740
76 .5230 .9110 .5760
.8730
.3630
.6197
.6890
.7107
.6770 .6718
164
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (?) +- 28
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
.2120
TULSA
SITE 110
76 .6530 .6360 .7200 .5870 .6490
OREGON
PORTLAND
SITE 001
76 .7280
.6940
1.1030 .8417
PENNSYLVANIA
ALLENTOWN
SITE 001
76 .7580 .9820
.8890
.8763
ALTOONA
SITE 001
76 .3870
.4510 .9520 .5967
BETHLEHEM
SITE 002
76 .3930 1.0060 .6830 .8640 .7365
ERIE
SITE 002
76 .2310 .3400 .3370 .1730 .2703
HARRISBURG
SITE 361
76
.9460 .7630 1.1410 .7125
HAZLETON
SITE 001
76 1.4190 .6150 .8260 .7550 .9038
JOHNSTOWN
SITE 803
LANCASTER CITY
SITE 002
PHILADELPHIA
SITE 004
PITTSBURGH
SITE 001
76 .8460
76 .6470 .6180
76
.7070 1.0660 .8730
.8060
.7680 .7098
76 .7850 1.0980 .8920 1.0210 .9490
.7180 1.7070 1.0310 1.0710 1.1318
166
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 14 PRECISION (?) +- 28
LOCATION
PENNSYLVANIA
READING
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.5220 .6300 .8600 .7080
.6800
SCRANTON
SITE 001
76 1.0670 1.7780 2.6940 1.6930 1.8080
WARMINSTER
SITE 002
76 1.0260 1.1010 1.5310 1.4510 1.2773
WEST CHESTER
SITE 110
76
.4210 .4710 .6340 .5420
.5170
WILKES-BARRE
SITE 001
76 .6210 .6050 .8190 .7300
.6938
YORK
SITE 322
76 .6980 .8550
.7490 .7673
PUERTO RICO
AMELIA
SITE 001
76 1.1530
1.3380
PONCE
SITE 002
76 .8180 .7450 .7000
.7543
SEBANA SECA
SITE 001
76 ..6810 .6230 .5850
.6297
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
.6360 .7380 .7880 .7200
.7205
PROVIDENCE
SITE 001
76
.7580 1.2380 1.3510 1.2150
1.1405
SOUTH CAROLINA
COLUMBIA
SITE 001
76
1.4610 .7290 1.0780 1.1760
1.1110
GREENVILLE
SITE 001
76
.8060
1.0200 1.0720 1.6300
1.1320
167
-------
POLLUTANT : 12126 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (%) +- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76
.3070 .3820
.4630
.3840
TENNESSEE
CHATTANOOGA
SITE 001
76
.6420 .6830
.5100
.4820 .5793
KNOXVILLE
SITE 002
76
.8160
.8620 1.1160 1.1330 .9818
MEMPHIS
SITE 001
76 1.1790 2.5020 1.3600 2.0780 1.7798
NASHVILLE
SITE 001
76
.7730
.9790
.5870 1.7140 1.0133
TEXAS
AMARILLO
SITE 002
76
.4000
AUSTIN
SITE 010
76
.6140 .8760
BEAUMONT
SITE 001
CORPUS CHRIST I
SITE 001
DALLAS
SITE 002
76 .5290 .5380 .8650
76 .4230 .4680 .7510
76 1.5320 1.4120
.6440
.9190 .6403
FORT WORTH
SITE 001
76
.5820 1.0830
.8950
.8533
HOUSTON
SITE 001
76 1.6420
LUBBOCK
SITE 001
76
.3410
.6240
168
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION (?) +- 28
LOCATION
TEXAS
PASADENA
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.9040
1.2990
SAN ANTONIO
SITE 034
76
.6960 .9910 1.0720
.9197
WICHITA FALLS
SITE 002
76
.2830 .3240 .6060 .9920 .5513
UTAH
06DEN
SITE 001
76
.9780 .5520
SALT LAKE CITY
SITE 001
76 .9890 .8500 1.0440 2.2260 1.2773
VERMONT
BURLINGTON
SITE 003
76 .6960 .5650
VIRGINIA
DANVILLE
SITE 001
76 .7040 .7040 .3860 .4430 .5593
MCLEAN
SITE 001
76
.9170 .9650 .7380 .8733
HAMPTON
SITE 001
76
.3380 .3250 .4770 .5560 .4240
LYNCHBURG
SITE 002
76
.5870 .6030 .6240 .4535
NORFOLK
SITE 001
76 .4390 .5640 .5520 .7870 .5855
PORTSMOUTH
SITE 001
76
.7320
.5670 .5670 1.0530 .7298
RICHMOND
SITE 002
76
.4900
.5390 .7190 .6340 .5955
169
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 14 PRECISION (*) +- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
VIRGINIA
ROANOKE
SITE 003
76
.6150 .8010
.7110
.9010 .7570
WASHINGTON
SEATTLE
SITE 001
76 1.1840 .9760 1.6610 2.3900 1.5528
SPOKANE
SITE 001
76 .7040
.6410 1.0230
.7893
TACOMA
SITE 001
76 1.2160 .5320
.5230 .7570
WEST VIRGINIA
CHARLESTON
SITE 001
76
.6490 .9890 .5180 1.1720
.8320
HUNTINGTON
SITE 005
76 .6880
.9620 1.4270 1.0257
SOUTH CHARLESTON
SITE 001
76 .4350 .6940 .6190 .5850 .5833
WISCONSIN
EAU CLAIRE
SITE 002
76 .2620 .2400 .1400 .3640 .2515
KENOSHA
SITE 001
76 .3640 .3750 .4990
.4127
MADISON
SITE 001
76 .3210 .5320 .4290 .6460 .4820
MILWAUKEE
SITE 001
76 .5270
MILWAUKEE
SITE 099
76
.7140
RACINE
SITE 002
76
.2150 .3840
.4110
.5290 .3848
170
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 14 PRECISION (*) +- 28
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
LD
.2650
WYOMING
CHEYENNE
SITE 001
76
LD
171
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 14 PRECISION {*) +- 28
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6,
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
.2780
.2900
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
LD
.1960
.3150
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
.1250
.1560
FLORIDA
HARDEE CO
SITE 001
76
.2040
.1760
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
LD
LD
IDAHO
BUTTE CO
SITE 001
76
LD
INDIANA
MONROE CO
SITE 001
76
.1340
.1550
.1480
.1457
PARKE CO
SITE 001
76
LD
LD
LD
LD
172
-------
POLLUTANT : 12128 -PB- LEAQ
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 14 PRECISION (?) +- 28
LXATION
MAINE
ACADIA NAT PARK
SITE 001
YR
76
1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
LD
LD
LD
LD
MARYLAND
CALVERT CO
SITE 001
76
.2400
.1520
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
.2550
.1660 .2370 .2740 .2330
MISSOURI
SHANNON CO
SITE 002
76
LD
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
ID
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
76
LD
LD
LD
NEVADA
WHITE PINE CO
SITE 001
76
LD
LD
LD
NEW HAMPSHIRE
COOS CO
SITE 001
76
LD
NEW YORK
JEFFERSON CO
SITE 001
76
LD
LD
173
-------
POLLUTANT : 12128 -PB- LEAD
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 14 PRECISION {#) •*- 28
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH OTR. YR. AV6.
NORTH CAROLINA
BUXTON
SITE 002
76
LD
PENNSYLVANIA
CLARION CO
SITE 001
76
LD
.1430
.2340
INDIANA CO
SITE 002
76
.3360
.4830
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.1770
.2860
.3200
.1770 .2400
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.1610
.1740
.1500
.2520 .1843
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
LD
.1340
.1710
VERMONT
ORANGE CO
SITE 001
76
.1360
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.2130
.2080
.2250
.2153
WYTHE CO
SITE 001
WISCONSIN
DOOR CO
SITE 001
76
76
.1220
LD
.1390
LD
.1780
LD
.1340
LD
.1433
174
-------
POLLUTANT : 12128 -PB- LEAD ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .11769
UNITS : U6/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 14 PRECISION (%) 4-28
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
175
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS It) 29 PRECISION (%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76 .0279
LD
.0810
GADSDEN
SITE 001
76
LD
.0297 .0865
HUNTSVILLE
SITE 001
76 .0220
LD
.0163
MOBILE
SITE 001
76
.0211
LD
.0255
MONTGOMERY
SITE 001
76
.0107 .0167 .0246 .0243 .0191
ALASKA
ANCHORAGE
SITE 003
76
LD
.0515
FAIRBANKS
SITE 001
76
.0277
.0246
ARIZONA
DOUGLAS
SITE 004
76 .0503
.0316
PHOENIX
SITE 002
76 .0454 .0530 .0496
.0493
TUCSON
SITE 001
76
.0300 .0393
.0158
.0335 .0297
ARKANSAS
LITTLE RXK
SITE 001
76 .0135 .0343 .0363
.0280
TEXARKANA
SITE 001
76 .0127 .0233 .0193
.0160 .0178
WEST MEMPHIS
SITE 001
76
.0255 .0548 .0628
.0482 .0478
176
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (%) +- 22
LOCATION
CALIFORNIA
ANAHEIM
SITE 001
BERKELEY
SITE 001
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
LOS ANGELES
SITE 001
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
SAN DIEGO
SITE 004
SAN FRANCISCO
SITE 001
SAN JOSE
SITE 004
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
.0298 .0234 .0293 .0405 .0308
76 .0105 .0117 .0075
76 .0364 .0317
76 .0197 .0254
.0371
.0601
LD
.0099
76 .0247 .0251 .0190 .0353 .0260
.0519 .0400
76 .0359 .0184 .0269 .0518 .0333
76 .0405 .0275 .0209 .0419 .0327
.0384 .0278
.0618 .0601 .0937 .0719
76 .0208 .0212 .0170 .0287 .0219
76 .0063 .0242 .0208 .0506 .0255
.0374 .0379 .0431
.0342 .0390 .0252 .0433 .0354
.0067 .0160 .0062 .0282 .0143
.0208 .0177 .0240 .0597 .0306
177
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 29 PRECISION (!) •*- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76
.0288 .0226
.0234
.0239 .0247
TORRANCE
SITE 001
76 .0460 .0254
.0143
.0363 .0305
COLORADO
DENVER
SITE 001
76 .0593 .0192 .0249 .0658 .0423
CONNECTICUT
BRIDGEPORT
SITE 001
76
.0208 .0214 .0187 .0101 .0178
HARTFORD
SITE 002
76 .0163 .0198
.0150
.0120 .0158
NEW HAVEN
SITE 001
76 .0163 .0169 .0190 .0177 .0175
WATERBURY
SITE 001
76 .0335
WATERBURY
SITE 123
76
.0302 .0076 .0343 .0240
DELAWARE
NEWARK
SITE 001
76 .0181 .0360 .0392 .0395 .0332
WILMINGTON
SITE 002
76 .0997
.0241
.0346
.0279 .0466
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0134 .0130
FLORIDA
JACKSONVILLE
SITE 002
76
.0135
.0111
.0141
.0129
178
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 29 PRECISION ($) +- 22
LOCATION
FLORIDA
MIAMI
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0076 .0054
ST PETERSBURG
SITE 002
76
.0055
TAMPA
SITE 002
76
.0135
GEORGIA
ATLANTA
SITE 001
76
.0122 .0353 .0237
.0237
COLUMBUS
SITE 001
76
.0205 .0180 .0155 .0139 .0170
SAVANNAH
SITE 001
76 .0508 .0310 .0161 .0283 .0316
HAWAII
MAUNA LOA OBSERV
SITE 002
76
.0097
HONOLULU
SITE 001
76 .0084 .0107 .0101 .0050 .0086
IDAHO
BOISE CITY
SITE 001
76
.0242 .0123
ILLINOIS
BLUE ISLAND
SITE 001
76
.0440 .1971
.0733 .1048
CHICAGO
SITE 001
76 .0635
.0432 .0838 .0635
MOLINE
SITE 001
76
.0424 .0552 .0352 .0866 .0549
NORTH CHICAGO
SITE 002
76
.0125
.0481 .0307
.0538 .0363
179
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 29 PRECISION (?) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ILLINOIS
PEORIA
SITE 001
76
.0717 .1741
.0985
.1197 .1160
ROCK ISLAND
SITE 001
76
.0400 .0527
.0429
.0695 .0513
SPRINGFIELD
SITE 001
76
.0210 .0402
.0215
.0276
INDIANA
EAST CHICAGO
SITE 001
76
.1215
.3446 .2711 .2746 .2530
EVANSVILLE
SITE 001
76 .0180 .0430 .0454 .0357 .0355
FORT WAYNE
SITE 002
76
.0158
FORT WAYNE
SITE 003
76
.0275
GARY
SITE 001
76
.0785 .3920
.1421
.1740 .1967
HAMMOND
SITE 002
76
.0681
.2398
.1080
.1195 .1339
INDIANAPOLIS
SITE 001
76
.0309 .0528
.0338
.0392
INDIANAPOLIS
SITE 002
76
.0493
NEW ALBANY
SITE 002
76 .0182 .0372 .0300 .0439 .0323
SOUTH BEND
SITE 002
76 .0208
.0511
.0243
.0705 .0417
TERRE HAUTE
SITE 001
76 .0290 .0363 .0324 .0516 .0373
180
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (%) +- 22
LOCATION
IOWA
CEDAR RAPIDS
SITE 018
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
.0376 .0649 .0441 .0653
.0530
DAVENPORT
SITE 001
76
.0331 .0535 .0406 .0903
.0544
DES MOINES
SITE 001
76
.0308 .0556
.0796 .0553
DUBUQUE
SITE 002
76
.0173 .0278
.0243
.0318 .0253
DUBUQUE
SITE 008
76 .0209 .0194 .0377 .0315 .0274
WATERLOO
SITE 004
76 .0602 .0474 .0455 .0746 .0569
KANSAS
KANSAS CITY
SITE 002
76
.0310
KANSAS CITY
SITE 012
76
.0328
.0462 .0404 .0660 .0464
KANSAS CITY
SITE 015
76
.0513 .0483 .0679 .0558
TOPEKA
SITE 001
76
.0224
.0238 .0288
.0250
WICHITA
SITE 001
76
.0095 .0160 .0170 .0319 .0186
KENTUCKY
ASHLAND
SITE 002
76
.0675 .1311 .0817 .1901
.1176
BOWLING GREEN
SITE 001
76
.0094
.0242 .0268 .0280 .0221
181
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (if) 29 PRECISION (*) +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
KENTUCKY
COVINGTON
SITE 001
76
.0582
.0990 .0649 .1118 .0835
LEXINGTON
SITE 001
76
.0204
.0229 .0248
.0227
LOUISVILLE
SITE 002
76 .0264 .0582 .0463 .0459 .0442
LOUISIANA
BATON ROUGE
SITE 002
76 .0137
.0179
.0264 .0193
IBERVILLE PAR
SITE 002
76
.0071
.0061 .0118 .0131 .0095
NEW ORLEANS
SITE 002
76 .0244
.0123
.0228 .0198
SHREVEPORT
SITE 001
76 .0191 .0345 .0232
.0256
MAINE
PORTLAND
SITE 004
76
.0189
MARYLAND
BALTIMORE
SITE 001
76 .0378 .0758
.0651
.0368 .0539
MASSACHUSETTS
BOSTON
SITE 001
76
.0136
.0125
CAMBRIDGE
SITE 001
76
.0134 .0112 .0084 .0110
FALL RIVER
SITE 001
76
.0143 .0156 .0115 .0138
NEW BEDFORD
SITE 002
76
.0123 .0058 .0058 .0080
182
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 29 PRECISION ($) +- 22
LXATION
MASSACHUSETTS
WORCESTER
SITE 004
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0178 .0135 .0092 .0135
MICHIGAN
DETROIT
SITE 001
76
.0328 .0972 .0914 .1313 .0882
FLINT
SITE 008
76
.0197 .0327
GRAND RAPIDS
SITE 001
76
.0152 .0262 .0303 .0318 .0259
LANSING
SITE 001
76
.0083 .0417 .0401 .0623 .0381
SAG INAW
SITE 001
76
.0221
.0781
.0374 .0387 .0441
TRENTON
SITE 004
76 .0348 .0861
.0656 .0622
MINNESOTA
DULUTH
SITE 001
76
.0075 .0369 .0197
.0214
MINNEAPOLIS
SITE 001
76 .0130
MINNEAPOLIS
SITE 027
76
.0619 .0349 .0544 .0504
ST PAUL
SITE 031
76
.0341
.0454
.0482 .0454 .0433
MISSISSIPPI
JACKSON
SITE 002
76 .0098 .0212 .0155 .0393 .0215
MISSOURI
ST LOUIS
SITE 001
76
.0334
.0545
.0880 .0586
183
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 29 PRECISION (%) -K- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
MONTANA
HELENA
SITE 001
76
.0195 .0213
NEBRASKA
LINCOLN
SITE 002
76
.0103 .0212
.0210
.0392 .0229
OMAHA
SITE 030
76 .0191
.0301
.0322
.0434 .0312
NEVADA
LAS VEGAS
SITE 001
76
.0163 .0237
RENO
SITE 001
76
.0220 .0639
NEW HAMPSHIRE
CONCORD
SITE 002
76
.0079
NEW JERSEY
BAYONNE
SITE 001
76
.0255
.0254
CAMDEN
SITE 001
76
.0315 .0750
.0463
.0509
CAMDEN CO
SITE 003
76 .0219
.0393
ELIZABETH
SITE 002
76 .0249 .0260 .0280
.0263
GLASSBORO
SITE 001
76
.0146 .0110
JERSEY CITY
SITE 001
76
.0179
.0283 .0246
.0236
NEWARK
SITE 001
76
.0172 .0248
.0201
.0207
184
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION ($) +- 22
LOCATION
NEW JERSEY
PATERSON
SITE 001
PERTH AMBOY
SITE 001
TRENTON
SITE 001
NEW MEXICO
ALBUQUERQUE
SITE 001
NEW YORK
ALBANY
SITE 001
BUFFALO
SITE 001
NEW YORK CITY
SITE 014
NIAGARA FALLS
SITE 001
RXHESTER
SITE 001
SYRACUSE
SITE 001
UTICA
SITE 001
YONKERS
SITE 001
NORTH CAROLINA
CHARLOTTE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
76
76
76
76
76
76
76
76
76
.0248 .0223 .0237
.0246 .0329 .0278
.0288 .0221 .0281
.0142
.0275
.0405 .0531
76 .0188 .0308 .0265
76 .0970 .1260 .0577
.0136 .0304 .0268
.0236
.0194 .0239
.0357 .0309
.0137 .0089 .0192
.0653
.0236
.0284
.0263
.0254
.0936
.0236
.0223
.0139
.0180 .0287 .0226 .0140 .0208
185
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X PAGES
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION ($) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
DURHAM
SITE 006
76
.0246 .0196 .0318 .0253
GREENSBORO
SITE 009
76 .0351 .0235 .0145 .0190 .0230
WINSTON-SALEM
SITE 002
76 .0148
.0317
OHIO
AKRON
SITE 014
CANTON
SITE 001
CINCINNATI
SITE 001
CLEVELAND
SITE 001
COLUMBUS
SITE 001
DAYTON
SITE 001
PORTSMOUTH
SITE 002
STEUBENVILLE
SITE 012
TOLEDO
SITE 001
76 .0381
76
76 .0783
76
.0347
76 .1194
.0681
76 .1579 .1387
.0978
76 .0208 .0557
76
.1281
.0461
.0947
.0764
\
.0803
.0327
.0524
.0635
.0199
.0612
.0824
.0425
.0546
.0540
.1028
.0785
.0803
.0421
.0459
.0778
.1330
.0782 .1147
76 .0273 .0328 .0314 .0333 .0312
YOUNGSTOWN
SITE OOt
76 .2820 .1824 .1553 .1064 .1815
186
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 29 PRECISION (%) +- 22
LOCATION
OKLAHOMA
CHEROKEE CO
SITE 480
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0230
TULSA
SITE 110
76 .0257 .0421 .0548 .0309 .0384
OREGON
PORTLAND
SITE 001
76 .0255
.0491
.0769 .0505
PENNSYLVANIA
ALLENTOWN
SITE 001
76 .0431
.0381 .0350
.0387
ALTOONA
SITE 001
76 .0255
.0234 .0336 .0275
BETHLEHEM
SITE 002
76 .0885 .0726 .0686 .0706 .0751
ERIE
SITE 002
76 .0360 .0503 .0711 .0213 .0447
HARRISBURG
SITE 361
76
.0740 .0454 .0381 .0394
HAZLETON
SITE 001
76 .2093 .0385 .0271 .0253 .0751
JOHNSTOWN
SITE 803
76
.7413 .4897 .3773 .5361
LANCASTER CITY
SITE 002
76 .0254
.0329 .0242 .0339 .0291
PHILADELPHIA
SITE 004
76
.0395 .0656 .0462 .0240 .0438
PITTSBURGH
SITE 001
76
.1331 .2331
.1257 .0884 .1451
187
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (if) 29 PRECISION (if) -I- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
PENNSYLVANIA
READING
SITE 001
76
.0293 .0371
.0357
.0373 .0349
SCRANTON
SITE 001
76
.0671
.0750 .0693 .0499 .0653
NARMINSTER
SITE 002
76
.0335 .0403
.0557
.0479 .0444
WEST CHESTER
SITE 110
76 .0200 .0486 .0300 .0265 .0313
WILKES-BARRE
SITE 001
YORK
SITE 322
76
76
.0265 .0372 .0428 .0406
.0367 .0759
.0368^
.0289 .0472
PUERTO RICO
AMELIA
SITE 001
76
.0135
.0307
PONCE
SITE 002
76 .0176 .0338 .0376
.0297
SEBANA SECA
SITE 001
76
.0185 .0350
.0283
.0273
RHODE ISLAND
EAST PROVIDENCE
SITE 001
PROVIDENCE
SITE 001
SOUTH CAROLINA
COLUMBIA
SITE 001
76 .0240 .0127 .0124
76 .0146 .0190 .0192
76 .0610 .0245 .0174
.0134 .0156
.0152 .0170
.0168 .0299
GREENVILLE
SITE 001
76 .0059 .0134 .0098
.0141
.0108
188
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (?) +- 22
LXATION
SOUTH DAKOTA
SIOUX FALLS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0352 .0712 .0846
.0637
TENNESSEE
CHATTANOOGA
SITE 001
76
.0890 .0744 .0443 .0407 .0621
KNOXVILLE
SITE 002
76
.0260 .0544 .0414 .0491
.0427
MEMPHIS
SITE 001
76
.0248 .0546 .0397 .0565 .0439
NASHVILLE
SITE 001
76
.0375 .0505 .0228 .0917 .0506
TEXAS
AMARILLO
SITE 002
76
.0188
AUSTIN
SITE 010
76
.0131
.0112
BEAUMONT
SITE 001
76
.0220 .0184 .0167
.0190
CORPUS CHRIST I
SITE 001
76
.0264 .0095 .0208 .0200 .0192
DALLAS
SITE 002
76
.0257 .0225
FORT WORTH
SITE 001
76
.0233 .0212 .0202
.0216
HOUSTON
SITE 001
76
.0313
LUBBOCK
SITE 001
76
.0293
.0259
189
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 29 PRECISION (?) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
TEXAS
PASADENA
SITE 002
76
.0410
.0773
SAN ANTONIO
SITE 034
76 .0260 .0128 .0238
.0209
WICHITA FALLS
SITE 002
76 .0436 .0518 .0376 .0410 .0435
UTAH
OGDEN
SITE 001
76 .0216 .0172
SALT LAKE CITY
SITE 001
76 .0323 .0188
.0315
.0453 .0320
VERMONT
BURLINGTON
SITE 003
76
.0484 .0236
VIRGINIA
DANVILLE
SITE 001
76 .0168 .0296 .0124 .0116 .0176
MCLEAN
SITE 001
76
.0194 .0176 .0201 .0190
HAMPTON
SITE 001
76
.0127 .0197
.0163
.0261 .0192
LYNCHBURG
SITE 002
76
.0531
.0697
.0808 .0509
NORFOLK
SITE 001
76 .0187
.0184
.0122 .0380
.0218
PORTSMOUTH
SITE 001
76
.0255 .0213
.0125
.0110 .0176
RICHMOND
SITE 002
76 .0166 .0152 .0177 .0195 .0173
190
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (?) +- 22
LOCATION
VIRGINIA
ROANOKE
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0192 .0259 .0323 .0406 .0295
WASHINGTON
SEATTLE
SITE 001
76
.0244 .0142 .0197 .0589 .0293
SPOKANE
SITE 001
76
.0392
.0462 .0359 .0404
TACOMA
SITE 001
76
.0458 .0130
.0110 .0233
WEST VIRGINIA
CHARLESTON
SITE 001
76
.0749 .1274 .0287 .0659 .0742
HUNTINGTON
SITE 005
76
.2467
.1501
.1812 .1927
SOUTH CHARLESTON
SITE 001
WfSCONSIN
EAU CLAIRE
SITE 002
76
76
.0266 .0663 .0290 .0439 .0415
.0076 .0231
.0181
.0408 .0224
KENOSHA
SITE 001
76
.0230
.0447 .0336
.0338
MADISON
SITE 001
76
.0137
.0303 .0201
.0411
.0263
MILWAUKEE
SITE 001
76
.0198
MILWAUKEE
SITE 099
76
.0484
RACINE
SITE 002
76
.0140 .0469 .0583 .0524 .0429
191
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (*) +- 22
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD OJR. 4TH QTR. YR. AVG.
76
.0625
.0893
WYOMING
CHEYENNE
SITE 001
76
.0032
192
-------
POLLUTANT : 12132 -MN- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL gUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
.0050
LD
.0069
ARKANSAS
MONTGOMERY CO
SITE 001
76
.0059 .0121
.0129 .0127 .0109
COLORADO
MESA VERDE NAT PAR
SITE 002
76
.0051
LD
ID
DELAWARE
KENT CO
SITE 001
76
.0072 .0090
FLORIDA
HARDEE CO
SITE 001
76
.0038
.0119
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
LD
.0036
IDAHO
BUTTE CO
SITE 001
76
LD
INDIANA
MONROE CO
SITE 001
76
.0148 .0155 .0285 .0196
PARKE CO
SITE 001
76
.0134
.0226 .0087
.0253 .0175
193
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (2) 29 PRECISION (.%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MAINE
ACADIA NAT PARK
SITE 001
76
.0039
.0360
.0063
.0355 .0204
MARYLAND
CALVERT CO
SITE 001
76 .0075
.0099
LD
MISSISSIPPI
JACKSON CO
SITE 001
76 .0072
.0084
.0049
.0073 .0070
MISSOURI
SHANNON CO
SITE 002
MONTANA
GLACIER NAT PARK
SITE 001
FORT HOWES
SITE 008
76
76
76
.0047
LD
.0106
.0056
.0172
.0069
.0311
LD
LD
.0159
ASHLAND
SITE 026
76
LD
.0076
.0251
.0046 .0124
NEBRASKA
THOMAS CO
SITE 001
NEVADA
WHITE PINE CO
SITE 001
NEW HAMPSHIRE
COOS CO
SITE 001
NEW YORK
JEFFERSON CO
SITE 001
76
76
76
76
.0048 .0075
.0033
.0075
.0043
.0076
.0066
.0043 .0040
.0187
.0096
194
-------
POLLUTANT : 12132 -MM- MANGANESE
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0025
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 29 PRECISION (?) +- 22
LOCATION
NORTH CAROLINA
BUXTON
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0295
PENNSYLVANIA
CLARION CO
SITE 001
76
.0216 .0173 .0246 .0212
INDIANA CO
SITE 002
76
.0305
.0459
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.0058 .0127 .0074
LD
.0086
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.0067
.0080
LD
.0059 .0069
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
.0066 .0045
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0043 .0143 .0161
.0116
VERMONT
ORANGE CO
SITE 001
76
.0127
.0083 .0057
.0089
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.0098
.0094
.0051
.0081
WYTHE CO
SITE 001
76
.0053
.0125 .0099 .0088 .0091
WISCONSIN
DOOR CO
SITE 001
76
.0056
.0086 .0081 .0364 .0147
195
-------
POLLUTANT : 12132 -MH- MANGANESE ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT UD) .0025
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (%) 29 PRECISION {*) +- 22
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. W. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 .0036 LD
196
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 42
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76 .0176
LD
.0109
GADSDEN
SITE 001
76
LD
.0308
LD
HUNTSVILLE
SITE 001
76
LD
LD
.0196
MOBILE
SITE 001
76
LD
LD
.0223
MONTGOMERY
SITE 001
76
LD
LD
LD
.0100
ALASKA
ANCHORAGE
SITE 003
76
LD
LD
FAIRBANKS
SITE 001
76
LD
.0098
ARIZONA
DOUGLAS
SITE 004
76
LD
LD
PHOENIX
SITE 002
76
LD
.0415 .0402
TUCSON
SITE 001
76
LD
LD
LD
LD
ARKANSAS
LITTLE ROCK
SITE 001
76
LD
.0153 .0110
TEXARKANA
SITE 001
76
LD
LD
LD
LD
WEST MEMPHIS
SITE 001
76
LD
LD
.0161
LD
197
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (2!> C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (%) +- 42
LOCATION
CALIFORNIA
SANTA ANA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0419 .0243 .0628 .0222 .0378
TORRANCE
SITE 001
76
.0563
.0379 .0403 .0791
.0534
COLORADO
DENVER
SITE 001
76
LD
LD
LD
LD
CONNECTICUT
BRIDGEPORT
SITE 001
76
.0273 .0446 .0421
.0187 .0332
HARTFORD
SITE 002
76
.0236
.0242 .0249 .0466 .0298
NEW HAVEN
SITE 001
76
.0262 .0301
.0353 .0540 .0364
WATERBURY
SITE 001
76
.0202
WATERBURY
SITE 123
76
.0214
LD
.0241
DELAWARE
NEWARK
SITE 001
76
.0255 .0256 .0186 .0313 .0253
WILMINGTON
SITE 002
76
.0324
.0199 .0363 .0495 .0345
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0224 .0302
FLORIDA
JACKSONVILLE
SITE 002
76
.0201
.0279 .0177 .0219
199
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
FLORIDA
MIAMI
SITE 002
76
.0152
LD
ST PETERSBURG
SITE 002
76
.0243
TAMPA
SITE 002
76
LD
GEORGIA
ATLANTA
SITE 001
COLUMBUS
SITE 001
76
76
LD
LD
.0097 .0137
.0142 .0122
LD
SAVANNAH
SITE 001
76
.0140
.0787 .0110 .0222 .0315
HAWAII
MAUNA LOA OBSERV
SITE 002
76
.0170
HONOLULU
SITE 001
76 .0969 .0883 .0760 .0436 .0762
IDAHO
BOISE CITY
SITE 001
76
LD
LD
ILLINOIS
BLUE ISLAND
SITE 001
CHICAGO
SITE 001
MOLINE
SITE 001
NORTH CHICAGO
SITE 002
76 .0209
76
76
76
.0554
.0150
LD
.0280
LD
LD
.0220 .0236
LD .0298
.0115 .0197 .0154
LD LD
200
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (?) +- 42
LOCATION
ILLINOIS
PEORIA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
.0146
LD
LD
ROCK ISLAND
SITE 001
76
.0148
LD
.0207 .0443 .0266
SPRINGFIELD
SITE 001
76
LD
LD
LD
INDIANA
EAST CHICAGO
SITE 001
76
.0543 .0383 .0638 .0860 .0606
EVANSVILLE
SITE 001
76 .0144 .0117 .0109 .0144 .0129
FORT WAYNE
SITE 002
76
LD
FORT WAYNE
SITE 003
76
.0098
GARY
SITE 001
76
.0266 .0247 .0177 .0233 .0231
HAMMOND
SITE 002
76 .0287 .0248 .0152 .0103 .0198
INDIANAPOLIS
SITE 001
76 .0263 .0137 .0153
.0184
INDIANAPOLIS
SITE 002
76
.0171
NEW ALBANY
SITE 002
76
.0141 .0119
LD
LD
SOUTH BEND
SITE 002
76
.0106 .0123
LD
.0116 .0115
TERRE HAUTE
SITE 001
76
LD
LD
LD
LD
201
-------
POLLUTANT : 12136 -fll- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT UD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
IOWA
CEDAR RAPIDS
SITE 018
76
LD
.0185 .0110
LD
DAVENPORT
SITE 001
76
LD
.0094
LD
.0404
DES MOINES
SITE 001
76
LD
ID
LD
DUBUQUE
SITE 002
76
LD
.0108
LD
LD
DUBUQUE
SITE 008
76 .0104 .0119 .0112
LD
.0112
WATERLOO
SITE 004
76 .0165
LD
LD
.0092
KANSAS
KANSAS CITY
SITE 002
76 .0157
KANSAS CITY
SITE 012
76 .0159 .0192 .0103 .0124 .0145
KANSAS CITY
SITE 015
76
.0110
LD
.0149
TOPEKA
SITE 001
WICHITA
SITE 001
KENTUCKY
ASHLAND
SITE 002
76
LD
76 .0097
LD
LD
LD
LD
LD
76 .0426 .0357 .0096 .0217
.0274
BOWLING GREEN
SITE 001
76 .0131
.0094
LD
.0096 .0107
202
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION (%) +- 42
LOCATION
KENTUCKY
COVINGTON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0095 .0117
LD
.0162 .0125
LEXINGTON
SITE 001
76
.0155
.0113 .0100
.0123
LOUISVILLE
SITE 002
76
.0509 .0831 .0287 .0594 .0555
LOUISIANA
BATON ROUGE
SITE 002
76
.0283
LD
LD
IBERVILLE PAR
SITE 002
76
LD
LD
LD
LD
NEW ORLEANS
SITE 002
76
.0167 .0304
.0210 .0227
SHREVEPORT
SITE 001
MAINE
PORTLAND
SITE 004
76
76
LD
LD
.0266
LD
MARYLAND
BALTIMORE
SITE 001
76
.0282 .0285 .0187
LD
.0251
MASSACHUSETTS
BOSTON
SITE 001
76
.0158
.0196
CAMBRIDGE
SITE 001
76
.0162
.0152 .0191
.0168
FALL RIVER
SITE 001
76
.0115 .0148 .0230 .0164
NEW BEDFORD
SITE 002
76
.0100
.0113 .0129 .0114
203
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION If) +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
MASSACHUSETTS
WORCESTER
SITE 004
76
.0113
.0119 .0282
.0171
MICHIGAN
DETROIT
SITE 001
76
LD
.0163 .0231 .0165 .0186
FLINT
SITE 008
76
LD
LD
GRAND RAPIDS
SITE 001
76
LD
LD
LD
LD
LANSING
SITE 001
76
LD
LD
.0102
LD
SAG! NAM
SITE 001
76
LD
.0140
LD
LD
TRENTON
SITE 004
76
LD
LD
ID
MINNESOTA
DULUTH
SITE 001
76
LD
LD
LD
MINNEAPOLIS
SITE 001
76
LD
MINNEAPOLIS
SITE 027
76
LD
LD
LD
ST PAUL
SITE 031
76 .0116
LD
LD
LD
MISSISSIPPI
JACKSON
SITE 002
76
LD
ID
LD
LD
MISSOURI
ST LOUIS
SITE 001
76 .0106
LD
LD
204
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (?) +- 42
LXATION
MONTANA
HELENA
SITE 001
NEBRASKA
LINCOLN
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
76
LD
LD
LD
LD
LD
LD
OMAHA
SITE 030
76 .0188
LD
LD
LO
NEVADA
LAS VESAS
SITE 001
76
LD
LD
RENO
SITE 001
76
LD
.0258
NEW HAMPSHIRE
CONCORD
SITE 002
76 .0260
NEW JERSEY
BAYONNE
SITE 001
76
.0235 .0333
CAMDEN
SITE 001
76 .0391
.0380 .0236
.0336
CAMDEN CO
SITE 003
76 .0222
.0228
ELIZABETH
SITE 002
76 .0328 .0208 .0220
.0252
GLASSBORO
SITE 001
76
LD
LD
JERSEY CITY
SITE 001
76
.0272 .0296 .0223
.0264
NEWARK
SITE 001
76
.0360 .0180 .0135
.0225
205
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (if) 21 PRECISION (}) +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NEW JERSEY
PATERSON
SITE 001
76 .0370 .0115 .0155
.0213
PERTH AMBOY
SITE 001
76 .0325 .0249
.0172
.0249
TRENTON
SITE 001
76 .0627 .0197
.0118
.0314
NEW MEXICO
ALBUQUERQUE
SITE 001
76
LD
LD
NEW YORK
ALBANY
SITE 001
76 .0561
BUFFALO
SITE 001
76 .0209
.0204
NEW YORK CITY
SITE 014
76 .0359 .0262
.0323
.0315
NIAGARA FALLS
SITE 001
76 .0114
.0298 .0101
.0171
ROCHESTER
SITE 001
76 .0093
LD
.0204
SYRACUSE
SITE 001
76 .0122 .0112
LD
UTICA
SITE 001
76
.0216 .0180
YONKERS
SITE 001
76 .0254
LD
.0151
NORTH CAROLINA
CHARLOTTE
SITE 001
76
.0093 .0130
LD
.0092 .0105
206
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION <|) +- 42
LOCATION
NORTH CAROLINA
DURHAM
SITE 006
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0152
LD
.0243
GREENSBORO
SITE 009
76
.0114 .0316
LD
.0145 .0192
WINSTON-SALEM
SITE 002
76
LD
.0111
OHIO
AKRON
SITE 014
76
LD
.0213 .0179 .0158 .0183
CANTON
SITE 001
76 .0246 .0515 .0428
LD
.0396
CINCINNATI
SITE 001
76
.0185
LD
.0128
CLEVELAND
SITE 001
76
LD
.0212 .0164
\ COLUMBUS
SITE 001
76
.0200 .0217 .0260 .0164 .0210
DAYTON
SITE 001
76 .0099
LD
.0174 .0145 .0139
PORTSMOUTH
SITE 002
76
.0221
STEUBENVILLE
SITE 012
76 .0268 .0183 .0186 .0158
.0199
TOLEDO
SITE 001
76
LD
.0151
LD
.0179
YOUNGSTOWN
SITE 001
76
LD
.0276 .0158 .0148
.0194
207
-------
POLLUTANT : 12136 -Ml- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (jf) 21 PRECISION (JO +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
LD
TULSA
SITE 110
76
LD
LD
LD
LD
OREGON
PORTLAND
SITE 001
76 .0711
.0339
.0503 .0518
PENNSYLVANIA
ALLENTOMN
SITE 001
ALTOONA
SITE 001
76 .0290
76 .0102
.0401
.0172
LD
.0111
.0288
\
BETHLEHEM
SITE 002
76 .0194 .0513 .0196 .0310 .0303
ERIE
SITE 002
76 .0112 .0352 .0172 .0133 .0192
HARRISBURG
SITE 361
76
.0229 .0158 .0206 .0148
HAZLETON
SITE 001
76 .0165
.0208
LD
.0231
.0201
JOHNSTOWN
SITE 803
76
.0331
.0146
.0300 .0259
LANCASTER CITY
SITE 002
76 .0255 .0200 .0097 .0233 .0196
PHILADELPHIA
SITE 004
76 .0371 .0417 .0198 .0343 .0332
PITTSBURGH
SITE 001
76
.0174 .0354 .0503 .0165 .0299
208
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (%) +- 42
LOCATION
PENNSYLVANIA
READING
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0262 .0332 .0274 .0344 .0303
SCRANTON
SITE 001
76
.0159 .0171
LD
.0176 .0169
WARMINSTER
SITE 002
76 .0249 .0264 .0157 .0370 .0260
WEST CHESTER
SITE 110 76 .0305 .0485 .0140 .0280 .0303
WILKES-BARRE
SITE 001
76 .0135
.0134
LD
LD
YORK
SITE 322
76
.0280 .0403
.0248 .0310
PUERTO RICO
AMELIA
SITE 001
76 .0286
.0240
PONCE
SITE 002
76
LD
LD
LD
SEBANA SECA
SITE 001
76
.0262 .0137 .0217
.0205
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76 .0219
LD
.0166 .0201
.0195
PROVIDENCE
SITE 001
76
.0368 .0251 .0188 .0403 .0303
SOUTH CAROLINA
COLUMBIA
SITE 001
76
.0181 .0127
LD
LD
GREENVILLE
SITE 001
76
.0216 .0183
LD
.0209 .0203
209
-------
POLLUTANT : 12136 -Ml- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (.%) 21 PRECISION (%) +- 42
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76
LD
LD
LD
TENNESSEE
CHATTANOOGA
SITE 001
76 .0253 .0194
.0093
.0152 .0173
KNOXVILLE
SITE 002
76 .0168 .0128
LD
.0101
.0132
MEMPHIS
SITE 001
76 .0154
.0186
LD
.0227 .0189
NASHVILLE
SITE 001
76 .0158 .0139
LD
.0202 .0166
TEXAS
AMARILLO
SITE 002
76
LD
AUSTIN
SITE 010
76
LD
LD
BEAUMONT
SITE 001
76 .0149 .0265
LD
CORPUS CHRISTI
SITE 001
76
LD
LD
LD
.0195
DALLAS
SITE 002
76
LD
LD
FORT WORTH
SITE 001
76
LD
LD
LD
HOUSTON
SITE 001
76
LD
LUBBOCK
SITE 001
76
LD
LD
210
-------
POLLUTANT : 12136 -Ml- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION ($) +- 42
LXATION
TEXAS
PASADENA
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
.0395
SAN ANTONIO
SITE 034
76
LD
LD
LD
WICHITA FALLS
SITE 002
76
LD
LD
LD
LD
UTAH
OGDEN
SITE 001
76
LD
LD
SALT LAKE CITY
SITE 001
76
LD
LD
LD
.0098
VERMONT
BURLINGTON
SITE 003
76 .0361
LD
VIRGINIA
DANVILLE
\ SITE 001
76
.0140 .0247
LD
.0161 .0183
MCLEAN
SITE 001
76
LD
LD
.0119
HAMPTON
SITE 001
76
.0110 .0190 .0148 .0219 .0167
LYNCHBURG
SITE 002
76
.0143
LD
LD
NORFOLK
SITE 001
76
.0446 .0406
LD
.0466 .0439
PORTSMOUTH
SITE 001
76
.0352
.0419 .0158 .0349 .0320
RICHMOND
SITE 002
76 .0277
.0285
.0144 .0344 .0263
211
-------
POLLUTANT ; 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
VIRGINIA
ROANOKE
SITE 003
76
LD
LD
LD
LD
WASHINGTON
SEATTLE
SITE 001
76
.0379 .0112
LD
.0446 .0312
SPOKANE
SITE 001
76
LD
LD
.0152
TACOMA
SITE 001
76
.0477
LD
.0106
WEST VIRGINIA
CHARLESTON
SITE 001
76
.0143 .0209
LD
.0159 .0170
HUNTINGTON
SITE 005
76 .1047
.0862
.1699 .1203
SOUTH CHARLESTON
SITE 001
76
LD
.0169
LD
LD
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
LD
LD
LD
KENOSHA
SITE 001
76
LD
.0132
LD
MADISON
SITE 001
76
LD
LD
LD
LD
MILWAUKEE
SITE 001
76
LD
MILWAUKEE
SITE 099
76
.0149
RACINE
SITE 002
76 .0126
.0195
LD
.0146 .0156
212
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 21 PRECISION (?) +- 42
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
WYOMING
CHEYENNE
SITE 001
76
LD
213
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (?) 4- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
.0380
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
LD
LD
.0211
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
LD
LD
FLORIDA
HARDEE CO
SITE 001
76
LD
.0098
HIGHLANDS CO.
SITE 002
76
LD
HAWAII
HAWAII CO
SITE 001
HAWA.II CO
SITE 002
IDAHO
BUTTE CO
SITE 001
76
76
76
.0113
LD
LD
.0195
.0124
LD
INDIANA
MONROE CO
SITE 001
PARKE CO
SITE 001
76
76
LD
LD
LD
LD
LD
LD
LD
214
-------
POLLUTANT : 12136 -Nl- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 42
LOCATION
MAINE
ACADIA NAT PARK
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0110
LD
LD
LD
MARYLAND
CALVERT CO
SITE 001
76
.0154
.0125
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
LD
.0104
LD
LD
MISSOURI
SHANNON CO
SITE 002
76
LD
LD
LD
LD
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
LD
LD
FORT HOWES
SITE 008
76
LD
LD
ASHLAND
SITE 026
76
LD
LD
LD
LD
NEBRASKA
THOMAS CO
SITE 001
76
LD
LD
LD
NEVADA
WHITE PINE CO
SITE 001
76
LD
LD
LD
NEW HAMPSHIRE
COOS CO
SITE 001
76
LD
NEW YORK
JEFFERSON CO
SITE 001
76
.0092
LD
215
-------
POLLUTANT : 12136 -NI- NICKEL
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (*) -I- 42
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
BUXTON
SITE 002
76
.1493
PENNSYLVANIA
CLARION CO
SITE 001
76
.0242
LD
LD
INDIANA CO
SITE 002
76
.0175
.0198
RHODE ISLAND
WASHINGTON CO
SITE 002
76
LD
LD
LD
LD
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.0124
LD
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0122
LD
LD
VERMONT
ORANGE CO
SITE 001
76
LD
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
.0156
LD
.0123
WYTHE CO
SITE 001
76
LD
.0188
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
LD
LD
LD
216
-------
POLLUTANT : 12136 -NI- NICKEL ANALYTICAL QUALITY
METHOD : Hl-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0091
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (?) 21 PRECISION (%) +- 42
LXATION YR 1ST QTR. 2ND OTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
217
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (*) +- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
ALABAMA
BIRMINGHAM
SITE 003
76
.0114
LD
.0174
GAOSDEN
SITE 001
76
LD
.0134 .0162
HUNTSVILLE
SITE 001
76 .0122
LD
.0117
MOBILE
SITE 001
76 .0078
LD
.0116
MONTGOMERY
SITE 001
76 .0095 .0154
.0185
.0098 .0133
ALASKA
ANCHORAGE
SITE 003
76 .0067
.0846
FAIRBANKS
SITE 001
76
.0546
.0402
ARIZONA
DOUGLAS
SITE 004
76 .0565 .0359
PHOENIX
SITE 002
76 .0877 .0546 .0717
.0713
TUCSON
SITE 001
ARKANSAS
LITTLE ROCK
SITE 001
TEXARKANA
SITE 001
WEST MEMPHIS
SITE 001
76 .0449 .0609 .0298 .0388 .0436
76 .0281 .0380 .0754
76 .0298
.0491
.0326
.0472
76 .0115 .0142 .0130 .0067 .0114
.0713 .0457
213
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 42 PRECISION (?) +- 40
LOCATION
CALIFORNIA
ANAHEIM
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .0704 .0648 .0692 .0781 .0706
BERKELEY
SITE 001
76 .0114 .0174 .0112
LD
.0133
BURBANK
SITE 002
76
.0612 .0618 .0424 .0737 .0598
FRESNO
SITE 002
76 .0977 .1050
.0998 .1008
LONG BEACH
SITE 001
76 .0755 .0360 .0411 .0994 .0630
LOS ANGELES
SITE 001
76
.0718 .0562 .0456 .0580 .0579
OAKLAND
SITE 001
76 .0148 .0287
.0212 .0216
XONTAR10
SITE 001
76
.1372 .1469 .1783 .1541
PASADENA
SITE 002
76 .0442 .0450 .0431 .0466 .0447
SACRAMENTO
SITE 001
76
.0112 .0469 .0367 .0709 .0414
SAN BERNARDINO
SITE 001
76 .0699 .1175 .0424 .0737 .0759
SAN DIEGO
SITE 004
76 .0537 .0383 .0240 .0430 .0398
SAN FRANCISCO
SITE 001
76 .0099 .0257 .0112 .0288 .0189
SAN JOSE
SITE 004
76
.0334
.0320 .0373 .0670 .0424
219
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (*) +- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
SANTA ANA
SITE 001
76 .0669 .0526 .0568 .0506 .0567
TORRANCE
SITE 001
76
.0802 .0542
.0305
.0554 .0551
COLORADO
DENVER
SITE 001
76
.0372 .0200
.0294
.0825 .0423
CONNECTICUT
BRIDGEPORT
SITE 001
HARTFORD
SITE 002
76 .0302 .0481 .0298 .0155 .0309
\
76 .0287 .0318 .0203 .0132 .0235
NEW HAVEN
SITE 001
76 .0321
.0231
.0252
.0241
.0261
WATERBURY
SITE 001
76 .0772
WATERBURY
SITE 123
76
.0507 .0206 .0493 .0402
DELAWARE
NEWARK
SITE 001
76 .0247 .0380 .0370 .0318 .0329
WILMINGTON
SITE 002
76
.0674 .0129
.0362
.0213 .0345
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
FLORIDA
JACKSONVILLE
SITE 002
76
76 .0078
.0142 .0228
.0094
.0062 .0078
220
-------
POLLUTANT : 12161 -TI- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION ($) +- 40
LXATION
FLORIDA
MIAMI
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0066
LD
ST PETERSBURG
SITE 002
76
LD
TAMPA
SITE 002
76 .0071
GEORGIA
ATLANTA
SITE 001
76 .0186 .0338 .0331
.0285
COLUMBUS
SITE 001
76 .0235 .0261 .0195 .0167 .0215
SAVANNAH
SITE 001
76 .1606 .0570 .0312 .0411 .0725
HAWAII
MAUNA LOA OBSERV
SITE 002
76
.0853
HONOLULU
SITE 001
76 .1254 .1441
.1159 .0372 .1057
IDAHO
BOISE CITY
SITE 001
76
.0486 .0191
ILLINOIS
BLUE ISLAND
SITE 001
76 .0121
.0373
.0303 .0266
CHICAGO
SITE 001
76
.0134
.0185 .0349 .0223
MOLINE
SITE 001
76 .0133 .0206
.0132 .0357 .0207
NORTH CHICAGO
SITE 002
76
.0073 .0271
.0198 .0308 .0213
221
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 42 PRECISION (%) •*- 40
LOCATION
YR 1ST OTR. 2ND QJR. 3RD OTR. 4TH OTR. YR. AV6.
ILLINOIS
PEORIA
SITE 001
76 .0356 .0974 .0451 .0774 .0639
ROCK ISLAND
SITE 001
76 .0206 .0265 .0159 .0233 .0216
SPRINGFIELD
SITE 001
76 .0096 .0230 .0093
.0140
INDIANA
EAST CHICAGO
SITE 001
76 .0247 .0502 .0307 .0456 .0378
EVANSVILLE
SITE 001
76 .0118 .0219 .0206
.0261
.0201
FORT WAYNE
SITE 002
76 .0070
FORT WAYNE
SITE 003
76
.0126
GARY
SITE 001
76 .0120 .0811
.0418 .0511
.0465
HAMMOND
SITE 002
76 .0203 .0550 .0250 .0335 .0335
INDIANAPOLIS
SITE 001
76 .0252 .0363 .0200
.0272
INDIANAPOLIS
SITE 002
76
.0351
NEW ALBANY
SITE 002
76
.0139 .0226 .0160 .0302 .0207
SOUTH BEND
SITE 002
76 .0053 .0192 .0084 .0343 .0168
TERRE HAUTE
SITE 001
76 .0173 .0317 .0240 .0208 .0235
222
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 42 PRECISION (?) +- 40
LOCATION
IOWA
CEDAR RAPIDS
SITE 018
DAVENPORT
SITE 001
DES MOINES
SITE 001
DUBUQUE
SITE 002
DUBUQUE
SITE 008
WATERLOO
SITE 004
KANSAS
KANSAS CITY
SITE 002
\ KANSAS CITY
SITE 012
76
76
76
76
76
76
1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
.0080 .0155 .0087 .0126 .0112
.0169 .0264 .0111 .0332 .0219
.0175 .0223
76 .0271
.0346 .0248
.0104 .0136 .0060 .0132 .0108
.0105 .0101 .0169 .0105 .0120
.0324 .0175 .0190 .0300 .0247
76
.0386 .0373 .0241 .0402 .0351
KANSAS CITY
SITE 015
76
.0361 .0241 .0412 .0338
TOPEKA
SITE 001
76
.0163 .0156 .0102
.0140
WICHITA
SITE 001
76
.0087 .0091 .0113 .0232 .0131
KENTUCKY
ASHLAND
SITE 002
76
.0536 .0361 .0286 .0506 .0422
BOWLING GREEN
SITE 001
76
.0094
.0176 .0090 .0187 .0137
223
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (JO +- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
KENTUCKY
COVINGTON
SITE 001
76
.0177 .0294
.0114
.0265 .0213
LEXINGTON
SITE 001
76 .0205 .0138 .0113
.0152
LOUISVILLE
SITE 002
76
.0210 .0256
.0222
.0294 .0246
LOUISIANA
BATON ROUGE
SITE 002
76
.0138
.0098 .0074 .0103
IBERVILLE PAR
SITE 002
76 .0093
LD
LD
.0082
NEW ORLEANS
SITE 002
76
.0116 .0080
.0102 .0099
SHREVEPORT
SITE 001
76 .0179 .0166 .0101
.0149
MAINE
PORTLAND
SITE 004
76
.0280
MARYLAND
BALTIMORE
SITE 001
76
.0257
.0405 .0383 .0161 .0302
MASSACHUSETTS
BOSTON
SITE 001
76
.0201
.0108
CAMBRIDGE
SITE 001
76
.0242 .0093 .0127 .0154
FALL RIVER
SITE 001
76
.0213 .0189 .0222 .0208
NEW BEDFORD
SITE 002
76
.0204 .0130 .0085 .0140
224
-------
POLLUTANT : 12161 -TI- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (%) +- 40
LOCATION
MASSACHUSETTS
WORCESTER
SITE 004
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0274 .0154 .0204 .0211
MICHIGAN
DETROIT
SITE 001
76 .0141
.0226 .0214 .0344 .0231
FLINT
SITE 008
76 .0103 .0130
GRAND RAPIDS
SITE 001
76 .0065 .0121 .0147 .0215 .0137
LANSING
SITE 001
76 .0045 .0228 .0196 .0321 .0198
SAGINAW
SITE 001
76 .0082 .0246 .0174 .0205 .0177
TRENTON
SITE 004
76 .0071 .0298
.0217 .0195
MINNESOTA
DULUTH
SITE 001
76 .0168 .0459 .0212
.0280
MINNEAPOLIS
SITE 001
76 .0147
MINNEAPOLIS
SITE 027
76
.0396 .0173 .0260 .0276
ST PAUL
SITE 031
76 .0234 .0291 .0197 .0232 .0239
MISSISSIPPI
JACKSON
SITE 002
76 .0072 .0144 .0074 .0140 .0108
MISSOURI
ST LOUIS
SITE 001
76 .1458 .0654
.1452 .1188
225
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 42 PRECISION (*) +- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MONTANA
HELENA
SITE 001
76
.0293 .0323
NEBRASKA
LINCOLN
SITE 002
76 .0166 .0200 .0150 .0217 .0183
OMAHA
SITE 030
76 .0316 .0164 .0204 .0227 .0228
NEVADA
LAS VEGAS
SITE 001
76
.0246 .0291
RENO
SITE 001
76
.0519 .1704
NEW HAMPSHIRE
CONCORD
SITE 002
76 .0143
NEW JERSEY
BAYONNE
SITE 001
76
.0191
.0238
CAMDEN
SITE 001
76 .0171
.0500 .0237
.0303
CAMDEN CO
SITE 003
ELIZABETH
SITE 002
GLASSBORO
SITE 001
76 .0136
76
.0247
76 .0272 .0246 .0256
.0116 .0115
.0258
JERSEY CITY
SITE 001
76 .0139 .0268 .0182
.0196
NEWARK
SITE 001
76 .0147 .0172 .0151
.0157
226
-------
POLLUTANT : 12161 -TI- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 42 PRECISION (%} +- 40
LOCATION
NEW JERSEY
PATERSON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76 .0251
.0235 .0207
.0231
PERTH AMBOY
SITE 001
76
.0466 .0682 .0345
.0498
TRENTON
SITE 001
76
.0233 .0154 .0111
.0166
NEW MEXICO
ALBUQUERQUE
SITE 001
76
.0372
.0804
NEW YORK
ALBANY
SITE 001
76 .0041
BUFFALO
SITE 001
NEW YORK CITY
SITE 014
NIAGARA FALLS
SITE 001
ROCHESTER
SITE 001
SYRACUSE
SITE 001
UTICA
SITE 001
YONKERS
SITE 001
76
76
76
76
76
76
76
.0148
.0140
.0218
.0087
.0085
.0080
.0095
.0165
.0223 .0182
.0625 .0379
.0155 .0181
.0074 .0066
.0116
.0060 .0139
.0182
.0407
.0141
.0075
.0098
NORTH CAROLINA
CHARLOTTE
SITE 001
76
.0297 .0428 .0196 .0289 .0303
227
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (*) +- 40
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NORTH CAROLINA
DURHAM
SITE 006
76
.0452
.0262 .0461
.0392
GREENSBORO
SITE 009
76
.0336 .0398
.0273
.0357 .0341
WINSTON-SALEM
SITE 002
76
.0465
.0761
OHIO
AKRON
SITE 014
76 .0172 .0338 .0211 .0264 .0246
CANTON
SITE 001
\
76 .0166 .0198 .0273 .0093 .0183
CINCINNATI
SITE 001
76
.0266 .0220 .0272 .0253
CLEVELAND
SITE 001
76 .0263
.0525
.0220 .0336
COLUMBUS
SITE 001
76 .0116 .0230 .0142 .0162 .0163
DAYTON
SITE 001
76
.0131 .0287 .0225 .0312 .0239
PORTSMOUTH
SITE 002
76
.0143
STEUBENVILLE
SITE 012
76
.0624 .0750 .1282 .0470 .0782
TOLEDO
SITE 001
76
.0151
.0198 .0132 .0156 .0159
YOUNGSTOWN
SITE 001
76
.0295 .0522 .0352 .0258 .0357
228
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
LOCATION
OKLAHOMA
CHEROKEE CO
SITE 480
TULSA
SITE 110
OREGON
PORTLAND
SITE 001
PENNSYLVANIA
ALLENTOWN
SITE 001
ALTOONA
SITE 001
BETHLEHEM
SITE 002
ERIE
SITE 002
HARRISBUR6
SITE 361
HAZLETON
SITE 001
JOHNSTOWN
SITE 803
LANCASTER CITY
SITE 002
76
76
76
76
76
76
76
76
1STQTR.
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (?) 42 PRECISION (%) +- 40
2NDQTR. 3RD QTR. 4TH QTR. YR. AVG.
.0095
•0102 .0,61 .0,07 .0,5, .0130
76 .0520
76 .0187
.0154
.0947
.0452
76 .0129 .0171 .0133
.022,
.0294 .0422
.0144
.0094 .0198 .0160
.0245 .0176 .0085 .0165
.0385 .0304 .0051
.0422
.0147 .0092 .0115
.0473 .0,5, .0099 .0125 .0212
.0348 .0261 .0431 .0347
.0141
.0230 .0152 .0186 .0177
PHILADELPHIA
SITE 004
76 .0193 .0329 .0129 .0118 .0192
PITTSBURGH
SITE 001
76
.0470 .0731 .0399 .0391
.0498
229
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 42 PRECISION (*) +- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
PENNSYLVANIA
READING
SITE 001
76
.0121
.0219 .0117
.0141
.0150
SCRANTON
SITE 001
76
.0240 .0290
.0139
.0150 .0205
WARMINSTER
SITE 002
76
.0275 .0355 .0417
.0251
.0325
WEST CHESTER
SITE 110
76
.0170
.0252 .0151 .0179 .0188
WILKES-BARRE
SITE 001
76 .0096 .0137 .0075 .0128 .0109
YORK
SITE 322
76 .0220 .0312
.0122 .0218
PUERTO RICO
AMELIA
SITE 001
76 .0208
.0324
PONCE
SITE 002
76
.0181
.0390
.0436
.0336
SEBANA SECA
SITE 001
76 .0186 .0385
.0309
.0293
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76 .0113
.0187
.0148
.0136 .0146
PROVIDENCE
SITE 001
76 .0270 .0319 .0240
.0189 .0255
SOUTH CAROLINA
COLUMBIA
SITE 001
76 .0486 .0277
.0193
.0159 .0279
GREENVILLE
SITE 001
76
.0200
.0267 .0184 .0206 .0214
230
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 42 PRECISION (%) +- 40
LOCATION
SOUTH DAKOTA
SIOUX FALLS
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0070 .0133 .0143
.0115
TENNESSEE
CHATTANOOGA
SITE 001
76
.0280 .0310 .0226 .0173 .0247
KNOXVILLE
SITE 002
76
.0155 .0196 .0185 .0149 .0171
MEMPHIS
SITE 001
76 .0163 .0285 .0116 .0205 .0192
NASHVILLE
SITE 001
76
.0147 .0328 .0064 .0345 .0221
TEXAS
AMARILLO
SITE 002
76
.0182
AUSTIN
SITE 010
76
.0135 .0267
BEAUMONT
SITE 001
76 .0176 .0054 .0089
.0106
CORPUS CHRIST I
SITE 001
76 .0297
LD
.0217 .0132 .0215
DALLAS
SITE 002
76
.0298 .0093
FORT WORTH
SITE 001
76
.0166 .0077 .0096
.0113
HOUSTON
SITE 001
76
.0218
LUBBOCK
SITE 001
76
.0331
.0199
231
-------
POLLUTANT : 12161 -TI- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (if) 42 PRECISION (%} +- 40
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
TEXAS
PASADENA
SITE 002
76
.0119
.0147
SAN ANTONIO
SITE 034
76 .0280 .0095 .0148
.0174
WICHITA FALLS
SITE 002
76
.0973 .0378 .0136 .0159 .0412
UTAH
06DEN
SITE 001
76 .0192
.0163
SALT LAKE CITY
SITE 001
VERMONT
BURLINGTON
SITE 003
76 .0349 .0227
76 .0176 .0231
.0324
.0357 .0314
VIRGINIA
DANVILLE
SITE 001
76
.0650 .0565 .0232 .0190 .0409
MCLEAN
SITE 001
76
.0184 .0188 .0240 .0204
HAMPTON
SITE 001
76 .0188 .0317 .0176 .0233 .0229
LYNCHBURG
SITE 002
76
.0620 .0143 .0164 .0232
NORFOLK
SITE 001
76
.0170 .0315 .0182 .0536 .0301
PORTSMOUTH
SITE 001
76
.0311
.0347 .0141 .0139 .0235
RICHMOND
SITE 002
76 .0268 .0250 .0153 .0174 .0211
232
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LO) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (|) +- 40
LOCATION
VIRGINIA
ROANOKE
SITE 003
YR 1ST QTR. 2ND QTR. 3RD QTR. .4TH QTR. YR. AVG.
76 .0133 .0140 .0132 .0159 .0141
WASHINGTON
SEATTLE
SITE 001
76 .0299 .0251 .0263 .0245 .0265
SPOKANE
SITE 001
76 .1653
.1210 .0635 .1166
TACOMA
SITE 001
76 .0309 .0181
.0081 .0190
WEST VIRGINIA
CHARLESTON
SITE 001
76 .0269 .0476 .0153 .0334 .0308
HUNTINGTON
SITE 005
76 .0236
.0208 .0365 .0270
SOUTH CHARLESTON
SITE 001
76 .0150 .0365 .0167 .0364 .0262
WISCONSIN
EAU CLAIRE
SITE 002
76
.0083 .0227 .0168 .0292 .0193
KENOSHA
SITE 001
76 .0059 .0201 .0132
.0131
MADISON
SITE 001
76 .0068 .0140 .0127 .0211 .0137
MILWAUKEE
SITE 001
76 .0053
MILWAUKEE
SITE 099
76
.0161
RACINE
SITE 002
76
LD
.0141
.0118 .0170 .0143
233
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS <*) 42 PRECISION <*) +- 40
LOCATION
WISCONSIN
SUPERIOR
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0129
.0231
WYOMING
CHEYENNE
SITE 001
76
.0051
234
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (%) +- 40
LXATION
ARIZONA
GRAND CANYON NAT P
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0113
LD
.0060
ARKANSAS
MONTGOMERY CO
SITE 001
76
.0147
.0134 .0123 .0347 .0188
COLORADO
MESA VERDE NAT PAR
SITE 002
76 .0048
.0051
LD
DELAWARE
KENT CO
SITE 001
76
.0061
.0100
FLORIDA
HARDEE CO
SITE 001
76
LD
.0069
HIGHLANDS CO.
SITE 002
\
HAWAI I
HAWAII CO
SITE 001
76
76
.0039 .0070
LD
LD
HAWAII CO
SITE 002
76
.0125 .0273
IDAHO
BUTTE CO
SITE 001
76
.0092
INDIANA
MONROE CO
SITE 001
76
.0104
.0094 .0174 .0124
PARKE CO
SITE 001
76
.0,25 .0101 .0043 .0124 .0098
235
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS <*) 42 PRECISION (%) •»- 40
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
MAINE
ACADIA NAT PARK
SITE 001
76
LD
.0677
.0110
.0712
.0500
MARYLAND
CALVERT CO
SITE 001
76
.0093
.0151
LD
MISSISSIPPI
JACKSON CO
SITE 001
76
.0074
.0059 .0052
.0039 .0056
MISSOURI
SHANNON CO
SITE 002
76
.0043
.0039 .0069 .0100
.0063
MONTANA
GLACIER NAT PARK
SITE 001
76
LD
.0096
LD
FORT HOWES
SITE 008
76
.0076
LD
ASHLAND
SITE 026
76
LD
LD
.0252, .0045
NEBRASKA
THOMAS CO
SITE 001
76
.0068
.0083
.0069 .0073
NEVADA
WHITE PINE CO
SITE 001
76
.0082
.0058
.0075 .0072
NEW HAMPSHIRE
COOS CO
SITE 001
76
LD
NEW YORK
JEFFERSON CO
SITE 001
76
.0073
.0059
236
-------
POLLUTANT : 12161 -Tl- TITANIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0036
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 42 PRECISION (?) •»- 40
LXATION
NORTH CAROLINA
BUXTON
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
.0108
PENNSYLVANIA
CLARION CO
SITE 001
76
.0135 .0084 .0113 .0111
INDIANA CO
SITE 002
76
.0150
.0258
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.0057 .0145 .0144
LD
.0115
SOUTH CAROLINA
RICHLAND CO
SITE 002
76 .0126 .0211
LD
.0080 .0139
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
.0071
.0049
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
.0049 .0091
.0106 .0082
VERMONT
ORANGE CO
SITE 001
76
LD
.0054
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76 .0106 .0368
LD
WYTHE CO
SITE 001
76
LD
.0124
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
.0050
.0041 .0205 .0099
237
-------
POLLUTANT : 12161 -Tl- TITANIUM ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT UD) .0036
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (?) 42 PRECISION (*) 4- 40
LOCATION YR 1ST OTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 .0053 LD
238
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION (?) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ALABAMA
BIRMINGHAM
SITE 003
76
LD
LD
LD
GADSDEN
SITE 001
76
LD
LD
.0136
HUNTSVILLE
SITE 001
76
LD
LD
LD
MOBILE
SITE 001
76
LD
LD
LD
MONTGOMERY
SITE 001
76
LD
LD
LD
LD
ALASKA
ANCHORAGE
SITE 003
76
LD
.0166
FAIRBANKS
SITE 001
76
LD
LD
ARIZONA
N DOUGLAS
SITE 004
76
LD
LD
PHOENIX
SITE 002
76
LD
.0151
LD
TUCSON
SITE 001
76
LD
LD
LD
LD
ARKANSAS
LITTLE ROCK
SITE 001
76
LD
LD
LD
TEXARKANA
SITE 001
76
LD
LD
ID
LD
WEST MEMPHIS
SITE 001
76
LD
LD
LD
LD
239
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
CALIFORNIA
ANAHEIM
SITE 001
76 .0258
LD
.0271
.0212 .0247
BERKELEY
SITE 001
76
LD
LD
LD
LD
BURBANK
SITE 002
FRESNO
SITE 002
LONG BEACH
SITE 001
LOS ANGELES
SITE 001
OAKLAND
SITE 001
ONTARIO
SITE 001
PASADENA
SITE 002
SACRAMENTO
SITE 001
SAN BERNARDINO
SITE 001
76
76
76
76
76
76
76
76
76
.0133 LD
.0116 LD
.0288 LD
.0215 .0139
.0103 LD
.0172
.0141 .0115
LD LD
.0152 .0111
.0161 .0128
.0127
.0357 .0235
.0172 .0164
.0166
.0176 .0195
.0176 LD
LD LD
.0109 .0104
.0141
.0293
.0173
.0181
.0144
.0119
SAN DIEGO
SITE 004
76 .0118 .0108 .0215 .0136 .0144
SAN FRANCISCO
SITE 001
76
LD
LD
LD
.0191
SAN JOSE
SITE 004
76
LD
LD
LD
.0147
240
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 22
LOCATION
CALIFORNIA
SANTA ANA
SITE 001
TORRANCE
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
76
.0244
LD
.0248
LD
.0275 .0178 .0202 .0270 .0231
COLORADO
DENVER
SITE 001
76
LD
LD
LD
LD
CONNECTICUT
BRIDGEPORT
SITE 001
76 .0414 .0255 .0253 .0231 .0288
HARTFORD
SITE 002
76 .0644 .0286 .0315 .0826 .0518
NEW HAVEN
SITE 001
76 .0781 .0421 .0531 .1156 .0722
WATERBURY
SITE 001
76 .0379
WATERBURY
SITE 123
76
.0233
LD
.0385
DELAWARE
NEWARK
SITE 001
76 .0349 .0347 .0338 .0561 .0399
WILMINGTON
SITE 002
76 .0407 .0177 .0365 .0545 .0374
DISTRICT OF COLUMBIA
WASHINGTON
SITE 001
76
.0221 .0420
FLORIDA
JACKSONVILLE
SITE 002
76 .0403
.0491
.0348 .0414
241
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT UD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION <*) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
FLORIDA
MIAMI
SITE 002
76
LD
.0205
ST PETERSBURG
SITE 002
76
.0767
TAMPA
SITE 002
76 .0126
GEORGIA
ATLANTA
SITE 001
76
LD
LD
LD
COLUMBUS
SITE 001
76
LD
LD
LD
LD
SAVANNAH
SITE 001
76
.0528 .0355 .0186 .0619 .0422
HAWAII
MAUNA LOA OBSERV
SITE 002
76
LD
HONOLULU
SITE 001
76
.0800 .0829 .0666 .0396 .0673
IDAHO
BOISE CITY
SITE 001
76
LD
LD
ILLINOIS
BLUE ISLAND
SITE 001
76 .0147 .0232
.0133 .0171
CHICAGO
SITE 001
76
.0361
LD
.0292
MOLINE
SITE 001
76
LD
LD
LD
LD
NORTH CHICAGO
SITE 002
76
LD
LD
LD
LD
242
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (?) +- 22
LOCATION
ILLINOIS
PEORIA
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
LD
LD
LD
LD
ROCK ISLAND
SITE 001
76
LD
LD
LD
LD
SPRINGFIELD
SITE 001
76
LD
LD
LD
INDIANA
EAST CHICAGO
SITE 001
76 .0485
LD
.0169 .0573 .0409
EVANSVILLE
SITE 001
76
LD
LD
LD
LD
FORT WAYNE
SITE 002
76
LD
FORT WAYNE
SITE 003
76
LD
GARY
SITE 001
76
LD
LD
LD
.0136
HAMMOND
SITE 002
76 .0157
LD
LD
LD
INDIANAPOLIS
SITE 001
76
LD
LD
LD
INDIANAPOLIS
SITE 002
76
LD
NEW ALBANY
SITE 002
76
LD
LD
LD
LD
SOUTH BEND
SITE 002
76
LD
.0135
LD
.0120
TERRE HAUTE
SITE 001
76
LD
LO
LD
LD
243
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
IOWA
CEDAR RAPIDS
SITE 018
76
LD
LD
LD
LD
DAVENPORT
SITE 001
76
LD
LD
LD
LD
DES MOINES
SITE 001
76
LD
LD
LD
DUBUOUE
SITE 002
76
LD
LD
LD
LD
DUBUQUE
SITE 008
76
LD
LD
LD
LD
WATERLOO
SITE 004
76
LD
LD
LD
LD
KANSAS
KANSAS CITY
SITE 002
76 .0161
KANSAS CITY
SITE 012
76
.0156 .0118 .0110 .0162 .0137
KANSAS CITY
SITE 015
76
LD
LD
.0109
TOPEKA
SITE 001
76
LD
LD
LD
WICHITA
SITE 001
76
LD
LD
LD
LD
KENTUCKY
ASHLAND
SITE 002
76
LD
LD
LD
LD
BOWLING GREEN
SITE 001
76
LD
LD
LD
LD
244
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS ($) 21 PRECISION (%) +- 22
LOCATION
KENTUCKY
COVINGTON
SITE 001
LEXINGTON
SITE 001
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
76
76
LD
LD
LD
LD
LD
LD
LD
LOUISVILLE
SITE 002
76
LD
LD
LD
LD
LOUISIANA
BATON ROUGE
SITE 002
76
LD
LD
LD
IBERVILLE PAR
SITE 002
76
LD
LD
LD
LD
NEW ORLEANS
SITE 002
76
LD
LD
LD
SHREVEPORT
SITE 001
76
LD
LD
LD
MAINE
PORTLAND
SITE 004
76
.0716
MARYLAND
BALTIMORE
SITE 001
76
.0509 .0390 .0586 .0358 .0461
MASSACHUSETTS
BOSTON
SITE 001
76
.0310
.0557
CAMBRIDGE
SITE 001
76
.0456 .0216 .0353 .0342
FALL RIVER
SITE 001
76
.0300 .0218 .0594 .0371
NEW BEDFORD
SITE 002
76
.0316
.0146 .0258 .0240
245
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (*) +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
MASSACHUSETTS
WORCESTER
SITE 004
76
.0250 .0215 .0439 .0301
MICHIGAN
DETROIT
SITE 001
76
LD
LD
LD
LD
FLINT
SITE 008
76
LD
LD
GRAND RAPIDS
SITE 001
76
LD
LD
LD
LD
LANSING
SITE 001
76
LD
LD
LD
LD
SAGINAW
SITE 001
76
LD
LD
LD
LD
TRENTON
SITE 004
76
LD
LD
LD
MINNESOTA
DULUTH
SITE 001
76
LD
LD
LD
MINNEAPOLIS
SITE 001
76
LD
MINNEAPOLIS
SITE 027
76
LD
LD
LD
ST PAUL
SITE 031
76 .0125
LD
LD
.0139
MISSISSIPPI
JACKSON
SITE 002
76
LD
LD
LD
LD
MISSOURI
ST LOUIS
SITE 001
76
LD
LD
LD
246
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (jf) 21 PRECISION (%) +- 22
LOCATION
MONTANA
HELENA
SITE 001
NEBRASKA
LINCOLN
SITE 002
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
76
LD
LD
LD
LD
LD
.0113
OMAHA
SITE 030
76
LD
LD
LD
LD
NEVADA
LAS VEGAS
SITE 001
76
LD
LD
RENO
SITE 001
76
LD
.0168
NEW HAMPSHIRE
CONCORD
SITE 002
76 .0578
NEW JERSEY
BAYONNE
\
SITE 001
76
.0406 .0474
CAMDEN
SITE 001
76 .0573 .0492 .0368
.0478
CAMDEN CO
SITE 003
76 .0323
.0286
ELIZABETH
SITE 002
76
.0580 .0342 .0355
.0426
GLASSBORO
SITE 001
76
LD
.0135
JERSEY CITY
SITE 001
76
.0516 .0469 .0352
.0446
NEWARK
SITE 001
76
.0542 .0216 .0173
.0310
247
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%} 21 PRECISION <*) +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
NEW JERSEY
PATERSON
SITE 001
76
.0604 .0116 .0249
.0323
PERTH AMBOY
SITE 001
76
.0496 .0238 .0217
.0317
TRENTON
SITE 001
76 .0475 .0143 .0144
.0254
NEW MEXICO
ALBUQUERQUE
SITE 001
76
LD
LD
NEW YORK
ALBANY
SITE 001
76
.1590
BUFFALO
SITE 001
76 .0170
LD
NEW YORK CITY
SITE 014
76
.0684 .0339 .0391
.0471
NIAGARA FALLS
SITE 001
76
.0197
LD
LD
ROCHESTER
SITE 001
76 .0146 .0190
.0287
.0208
SYRACUSE
SITE 001
76 .0163 .0107
.0103
.0124
UTICA
SITE 001
76
.0651 .0366
YONKERS
SITE 001
76
.0628 .0230 .0371
.0410
NORTH CAROLINA
CHARLOTTE
SITE 001
76
.0380 .0301 .0220 .0351
.0313
248
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (?) +- 22
LOCATION
NORTH CAROLINA
DURHAM
SITE 006
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
76
.0298 .0450 .1086 .0611
GREENSBORO
SITE 009
76
.0423 .0254 .0316 .0402
.0349
WINSTON-SALEM
SITE 002
76 .0266
.0669
OHIO
AKRON
SITE 014
76
LD
LD
LD
LD
CANTON
SITE 001
76
LD
LD
LD
LD
CINCINNATI
SITE 001
76
LD
LD
LD
CLEVELAND
SITE 001
76
LD
LD
LD
COLUMBUS
SITE 001
76
LD
LD
LD
LD
DAYTON
SITE 001
76
LD
LD
LD
LD
PORTSMOUTH
SITE 002
76
LD
STEUBENVILLE
SITE 012
76
LD
.0143 .0141
LD
TOLEDO
SITE 001
76
LD
LD
LD
LD
YOUNGSTOWN
SITE 001
76
LD
LD
LD
LD
249
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : Hi-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
OKLAHOMA
CHEROKEE CO
SITE 480
76
LD
TULSA
SITE 110
76
LD
LD
LD
LD
OREGON
PORTLAND
SITE 001
76 .0517
.0223
.0228 .0323
PENNSYLVANIA
ALLENTOWN
SITE 001
76 .0872 .0497
.0599
.0656
ALTOONA
SITE 001
76
LD
LD
LD
BETHLEHEM
SITE 002
76
.0386 .0680
.0506
.0412 .0496
ERIE
SITE 002
76
LD
LD
LD
LD
HARRISBURG
SITE 361
76
.0257 .0336 .0474 .0267
HAZLETON
SITE 001
76 .0205
LD
LD
LD
JOHNSTOWN
SITE 803
76
LD
LD
LD
LANCASTER CITY
SITE 002
76
.0736 .0294 .0277 .0561
.0467
PHILADELPHIA
SITE 004
76
.0474
.0353 .0331 .0588 .0437
PITTSBURGH
SITE 001
76
LD
.0158
LD
LD
250
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 22
LOCATION
PENNSYLVANIA
READING
SITE 001
SCRANTON
SITE 001
76
76
1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
.0536 .0638 .0720 .0761
.0206 .0167
LD
.0664
.0198 .0190
WARMINSTER
SITE 002
76
.0416 .0291
.0229 .0622 .0390
WEST CHESTER
SITE 110
76 .0578 .0276 .0237 .0457 .0387
WILKES-BARRE
SITE 001
76 .0206
LD
LD
LD
YORK
SITE 322
76
.0739 .0878
.0711 .0776
PUERTO RICO
AMELIA
SITE 001
\
PONCE
SITE 002
76 .0697
76
LD
.0251
.0834
.0163
SEBANA SECA
SITE 001
76
.0556 .0313 .0306
.0392
RHODE ISLAND
EAST PROVIDENCE
SITE 001
76
.0626 .0264 .0343 .0572 .0451
PROVIDENCE
SITE 001
76
.1119
.0742 .0462 .1412 .0934
SOUTH CAROLINA
COLUMBIA
SITE 001
76 .0356
LD
.0154 .0413 .0308
GREENVILLE
SITE 001
76 .0491
.0445 .0563 .0761
.0565
251
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (*> +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
SOUTH DAKOTA
SIOUX FALLS
SITE 001
76
LD
LD
LD
TENNESSEE
CHATTANOOGA
SITE 001
76
LD
LD
LD
.0107
KNOXVILLE
SITE 002
76
LD
LD
LD
LD
MEMPHIS
SITE 001
76
LD
LD
LD
.0176
NASHVILLE
SITE 001
76
LD
LD
LD
LD
TEXAS
AMARILLO
SITE 002
76
LD
AUSTIN
SITE 010
76
.0140 .0152
BEAUMONT
SITE 001
76
LD
LD
LD
CORPUS CHRIST I
SITE 001
76
LD
LD
.0170 .0183
DALLAS
SITE 002
76
LD
LD
FORT WORTH
SITE 001
76
LD
LD
LD
HOUSTON
SITE 001
76
LD
LUBBOCK
SITE 001
76
LD
LD
252
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
TEXAS
PASADENA
SITE 002
76
LD
LD
SAN ANTONIO
SITE 034
76
LD
LD
LD
WICHITA FALLS
SITE 002
76
LD
LD
LD
LD
UTAH
06DEN
SITE 001
76
LD
LD
SALT LAKE CITY
SITE 001
76
.0113
LD
LD
.0110
VERMONT
BURLINGTON
SITE 003
76
.0463 .0130
VIRGINIA
DANVILLE
SITE 001
76
.0267 .0307 .0160 .0242 .0244
MCLEAN
SITE 001
76
LD
.0195 .0210
HAMPTON
SITE 001
76
.0419 .0214 .0409 .0543 .0396
LYNCHBURG
SITE 002
76
.0103
LD
LD
NORFOLK
SITE 001
76
.1117 .1266
.0612 .1648 .1161
PORTSMOUTH
SITE 001
76
.1688
.0989 .0496 .0971
.1036
RICHMOND
SITE 002
76
.1402 .0873
.0628 .1119 .1006
253
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (%) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
VIRGINIA
ROANOKE
SITE 003
76
LD
LD
LD
.0183
WASHINGTON
SEATTLE
SITE 001
76 .0261
LD
LD
.0220
SPOKANE
SITE 001
76 .0136
LD
.0111
TACOMA
SITE 001
76 .0336
LD
LD
WEST VIRGINIA
CHARLESTON
SITE 001
76
LD
LD
LD
LD
HUNTINGTON
SITE 005
76
LD
LD
LD
SOUTH CHARLESTON
SITE 001
76
LD
LD
LD
LD
WISCONSIN
EAU CLAIRE
SITE 002
76
LD
LD
LD
LD
KENOSHA
SITE 001
76
LD
LD
LD
MADISON
SITE 001
76
LD
LD
LD
LD
MILWAUKEE
SITE 001
76
LD
MILWAUKEE
SITE 099
76
LD
RACINE
SITE 002
76
LD
LD
LD
LD
254
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : U6/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (%) 21 PRECISION (%) +- 22
LXATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WISCONSIN
SUPERIOR
SITE 001
76
LD
LD
WYOMING
CHEYENNE
SITE 001
76
LD
255
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS <*) 21 PRECISION (*) •»- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
ARIZONA
GRAND CANYON NAT P
SITE 001
76
LD
LD
LD
ARKANSAS
MONTGOMERY CO
SITE 001
76
LD
LD
LD
.0258
COLORADO
MESA VERDE NAT PAR
SITE 002
76
LD
LD
LD
DELAWARE
KENT CO
SITE 001
76
LD
.0207
FLORIDA
HARDEE CO
SITE 001
76
LO
LD
HIGHLANDS CO.
SITE 002
76
.0120
HAWAII
HAWAII CO
SITE 001
76
LD
LD
LD
HAWAII CO
SITE 002
76
LD
.0134
IDAHO
BUTTE CO
SITE 001
76
LD
INDIANA
MONROE CO
SITE 001
76
LD
LD
LD
PARKE CO
SITE 001
76
LD
LD
LD
LD
256
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT
-------
POLLUTANT : 12164 - V- VANADIUM
METHOD : HI-VOL ATOMIC ABSORPTION
UNITS : UG/CU METER (25 C)
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN
ANALYTICAL QUALITY
ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
95 PERCENT CONFIDENCE LIMITS
BIAS (*) 21 PRECISION (*) +- 22
LOCATION
YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AV6.
NORTH CAROLINA
BUXTON
SITE 002
76
LD
PENNSYLVANIA
CLARION CO
SITE 001
76
LD
LD
LD
INDIANA CO
SITE 002
76
LD
LD
RHODE ISLAND
WASHINGTON CO
SITE 002
76
.0144
LD
LD
LD
SOUTH CAROLINA
RICHLAND CO
SITE 002
76
.0214
LD
LD
LD
SOUTH DAKOTA
BLACK HILLS NAT FO
SITE 001
76
LD
LD
LD
LD
TENNESSEE
CUMBERLAND CO
SITE 001
76
LD
LD
LD
VERMONT
ORANGE CO
SITE 001
76
LD
LD
LD
VIRGINIA
SHENANDOAH NAT PAR
SITE 001
76
LD
LD
LD
WYTHE CO
SITE 001
76
LD
LD
LD
LD
WISCONSIN
DOOR CO
SITE 001
76
LD
LD
LD
LD
258
-------
POLLUTANT : 12164 - V- VANADIUM ANALYTICAL QUALITY
METHOD : HI-VOL ATOMIC ABSORPTION ANALYTICAL DISCRIMINATION LIMIT (LD) .0099
UNITS : UG/CU METER (25 C) 95 PERCENT CONFIDENCE LIMITS
DATA TYPE : QUARTERLY COMPOSITE - NON-URBAN BIAS (?) 21 PRECISION (?) *- 22
LOCATION YR 1ST QTR. 2ND QTR. 3RD QTR. 4TH QTR. YR. AVG.
WYOMING
YELLOWSTONE NAT PA
SITE 001 76 LD LD
259
-------
TECHNICAL REPORT DATA
(Please read Instructions on the reverse before completing)
1. REPORT NO.
EPA 600/4-79-054
3. RECIPIENT'S ACCESSION NO.
I. TITLE AND SUBTITLE
AIR QUALITY DATA FOR METALS 1976 FROM THE NATIONAL
AIR SURVEILLANCE NETWORKS
5. REPORT DATE
August 1979
6. PERFORMING ORGANIZATION CODE
7. AUTHOR(S)
R.C. Rhodes, D.H. Fair, J.E. Frazer, S.J. Long,
W.A. Loseke, V.A. Wheeler and J.F. Walling
8. PERFORMING ORGANIZATION REPORT NO
9. PERFORMING ORGANIZATION NAME AND ADDRESS
Environmental Monitoring and Support Laboratory
Environmental Protection Agency
Research Triangle Park, North Carolina 27711
10. PROGRAM ELEMENT NO.
1AD606
11. CONTRACT/GRANT NO.
12. SPONSORING AGENCY NAME AND ADDRESS
Environmental Monitoring and Support Laboratory
Office of Research and Development
U.S. Environmental Protection Agency
Research Triangle Park, North Carolina 27711
13. TYPE OF REPORT AND PERIOD COVERED
Final
14. SPONSORING AGENCY CODE
EPA 600/08
15. SUPPLEMENTARY NOTES
16. ABSTRACT
Particulate pollutant data gathered during calendar year 1976 by the cooperating
stations of the National Air Surveillance Networks (NASN) provide the basis for
listing the urban and nonurban concentrations of 11 metallic ions in suspended
particulate matter.
The data are presented as a composite concentration value for each site for each
of the four quarters of the calendar year; a yearly average is reported whenever
valid data for all four quarters are obtained.
Four previous EPA publications, APTD-0978, APTD-1467, EPA 600/4-76-041 and EPA
600/4-78-059 list the concentrations of these metals in suspended particulate
matter collected during 1966 and 1967, 1968 and 1969, 1970 through 1974 and 1975
respectively. In this report overall national summaries are compared for the
years 1970 through 1976.
KEY WORDS AND DOCUMENT ANALYSIS
DESCRIPTORS
b. IDENTIFIERS/OPEN ENDED TERMS C. COSATI Field/Group
Metals containing organic compounds
Air pollution
Monitors
Quality control
NASN
68A
43F
B. DISTRIBUTION STATEMENT
RELEASE TO PUBLIC
19. SECURITY CLASS (ThisReport)
UNCLASSIFIED
21. NO. OF PAGES
259
20. SECURITY CLASS (Thispage)
UNCLASSIFIED
22. PRICE
EPA Form 2220-1 (9-73)
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