1968 DATA TABULATIONS
AND SUMMARIES
CHICAGO
A
•
^t/L
U. S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE
Public Htalth Service
Consumer Protection and Environmental Health Service
-------
1968 DATA TABULATIONS AND SUMMARIES
CONTINUOUS AIR MONITORING PROJECTS
NATIONAL AIR SURVEILLANCE NETWORKS
CHICAGO
U. S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE
Public Health Service
Consumer Protection and Environmental Health Service
National Air Pollution Control Administration
Division of Air Quality and Emission Data
Raleigh, North Carolina
December, 1969
-------
The APTD series of reports is issued by the National Air Pollution Control
Administration to report technical data of interest to a limited readership.
Copies of APTD reports may be obtained upon request, as supplies permit,
from the Office of Technical Information and Publications, National Air
Pollution Control Administration, U. S. Department of Health, Education,
and Welfare, 1033 Wade Avenue, Raleigh, North Carolina 27605.
National Air Pollution Control Administration Publication No. APTD 69-15
-------
PREFACE
One of the Continuous Air Monitoring Projects of the National Air Surveillance
Networks is to routinely operate continuous monitoring stations in six major cities.
The data tabulations in this report consist of hourly average concentrations of
six gaseous pollutants (carbon monoxide, nitric oxide, nitrogen dioxide, sulfur
dioxide, total hydrocarbons/ and total oxidants), and 2-hour measurements of
soiling index levels in Chicago during 1968. A brief summary of monthly means
and maximums and graphs of seasonal diurnal patterns of gaseous pollutants at
the Chicago station are included. Annual frequency distributions of the data
pertaining to gases and soiling index are presented for all six CAMP stations.
Summaries of 1968 data for Cincinnati, Denver, Philadelphia, St. Louis,
and Washington, D. C., are available from the National Air Pollution Control
Administration. Similar data summaries have been published, along with various
analyses and interpretative material, for previous years' operations.
in
-------
CONTENTS
SECTION 1. SUMMARIES OF MONTHLY MEANS AND MAXIMUMS AND
FREQUENCY DISTRIBUTIONS OF POLLUTANT CONCENTRATIONS 1
Table 1-1. Summary of Monthly Mean and Maximum
Concentrations of Carbon Monoxide 3
Table 1-2. Summary of Monthly Mean and Maximum
Concentrations of Nitric Oxide 3
Table 1-3. Summary of Monthly Mean and Maximum
Concentrations of Nitrogen Dioxide 4
Table 1-4. Summary of Monthly Mean and Maximum
Concentrations of Sulfur Dioxide 4
Table 1-5. Summary of Monthly Mean and Maximum
Concentrations of Total Hydrocarbons 5
Table 1-6. Summary of Monthly Mean and Maximum
Concentrations of Total Oxidants . . . 5
Table 1-7. Frequency Distribution of Concentration of
Gaseous Atmospheric Pollutants 6
Table 1-8. Frequency Distribution of Soiling Index 6
SECTION 2. CHICAGO SEASONAL DIURNAL PATTERNS 7
Figure 1. Seasonal diurnal patterns of carbon monoxide concentrations 10
Figure 2. Seasonal diurnal patterns of nitric oxide concentrations 10
Figure 3. Seasonal diurnal patterns of nitrogen dioxide concentrations 11
Figure 4. Seasonal diurnal patterns of sulfur dioxide concentrations 11
Figure 5. Seasonal diurnal patterns of total hydrocarbon concentrations 12
Figure 6. Seasonal diurnal patterns of total oxidant concentrations 12
SECTION 3. GASEOUS POLLUTANT DATA TABLES 13
Tables 3-1 to 3-12; Carbon Monoxide 16
Tables 3-13 to 3-24: Nitric Oxide 28
Tables 3-25 to 3-36: Nitrogen Dioxide 40
Tables 3-37 to 3-48: Sulfur Dioxide 52
Tables 3-49 to 3-60: Total Hydrocarbons 64
Tables 3-61 to 3-72: Total Oxidants 76"
SECTION 4. SOILING INDEX DATA TABLES 89
Table 4-1. January 1968, 2-hour Average Soiling Index 92
Table 4-2. February 1968, 2-hour Average Soiling Index 93
Table 4-3. March 1968, 2-hour Average Soiling Index 94
Table 4-4. April 1968, 2-hour Average Soiling Index 95
Table 4-5. May 1968, 2-hour Average Soiling Index 96
Table 4-6. June 1968, 2-hour Average Soiling Index 97
Table 4-7. July 1968, 2-hour Average Soiling Index 98
Table 4-8. August 1968, 2-hour Average Soiling Index 99
Table 4-9. September 1968, 2-hour Average Soiling Index 100
Table 4-10. October 1968, 2-hour Average Soiling Index 101
Table 4-11. November 1968, 2-hour Average Soiling Index 102
Table 4-12. December 1968, 2-hour Average Soiling Index 103
IV
-------
SECTION 1.
SUMMARY OF MONTHLY MEANS AND
MAXIMUMS AND FREQUENCY DISTRIBUTIONS OF
POLLUTANT CONCENTRATIONS
-------
TABLE 1-1 ! SUMMARY OF MONTHLY MEANS AND MAXIMUMS FOR CARBON MONOXIDE
CHICAGO . 1968
MONTH
JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
DAYS
VALID
DATA
29
28
25
15
I
11
18
23
21
29
30
29
MO.
AvG.
CONC.
(PPM)
6.5
6.7
6.1
A
A
A
6.5
7.1
6.5
5.6
5.9
4.9
MAX
24 MR.
CONC.
(PPM)
13.
16.
10.
13!
12.
11.
12.
12.
10.
11.
13.
. MAX.
CONC.
DAY
26
28
8
30
3
19
19
28
5
12*
15
27
HRLY. AvG. CONC.
CONC.
(PPM)
23.
40.
27.
26.
18.
18*
19.
27.
24.
23.
22.
33.
DAY
26
28
8
19
3
20
26
20
5
31
6
27
HR.
16
17
16
16
16
15
15
16
16
16
17
14
5 WIN.
CONC.
(PPM)
35.
51.
49.
39.
48.
25.
37.
42.
51.
57.
46.
47.
MAX.
INST.
DAY
26
28
8
2
3
19
26
28
27
25
5
27
CONC.
TIME
1610
1710
2015
1725
2215
1610
1325
1640
1610
1515
720
1415
YEAR
259
6.2
16.
40.
57.
TABLE 1-2 1 SUMMARY OF MONTHLY MEANS AND MAXIMUMS FOR NjTRlC OXIDE
CHICAGO
DAYS MO.
MONTH VALID AVG.
YEAR
MAX.
24 HR. CONC.
MAX.
HRLY. AVG. CONC.
1968
MAX.
5 WIN. INST. CONC.
JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
DATA
24
20
31
21
31
28
30
31
30
31
25
24
CONC.
(PPM)
0.087
0.106
0.091
0.049
0.075
0.044
0.037
0.053
0.075
0.071
0.083
0.100
CONC.
(PPM)
0.14
0.17
0.21
0.11
0.13
0.08
0,09
0.13
0.14
0.14
0.12
0.23
DAY
27«
26
17#
19
6
25
29
28
13
11
27
27
CONC.
(PPM)
0.31
0.44
0.61
0.31
0.27
0.19
0.25
0.50
0.40
0.45
0.24
0.39
DAY
10
13
17#
30
30
25
29
28
26
11
25
27
HR.
8
8
3
6
23
8
6
6
7
7
8
17
CONC.
(PPM)
0.37
0.52
0.66
0.35
0.37
0.21
0.27
0.56
0.44
0.56
0.29
0.45
DAY
10
19
16*
30
6
20
29
28
26
11
25
17
TIMI
850
755
2355
615
550
515
635
630
705
700
835
745
326 0.072
0.23
0.61
0.66
A « AVERAGE NOT CALCULATED BECAUSE OF INSUFFICIENT DATA
* : INDICATES SATURDAY
* t INDICATES SUNDAY
-------
TABLE 1-3 ! SUGARY OF MONT
CHICAGO
MONTH
JAN*
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV«
DEC.
DAYS
VALID
DATA
27
20
31
23
31
30
27
28
29
31
29
Ifi
MO.
AvG.
CONC.
(PPM)
0.037
0.049
0.054
0.032
0.060
0.054
0.043
0.052
0.051
0.043
0.036
0.044
MAX
24 MR.
CONC.
(PPM)
0.06
0.07
0.09
0.07
0.09
0.10
0.07
0.09
0.08
0.07
0.05
0.06
.
CONC.
DAY
17
26
17*
29
31
7
12
30
13
12*
13
17
MAX,
HRLY. AVG. CONC.
YEAR
324 0.049
0.10
CONC.
(PPM)
0.07
0.10
0.17
0.11
0.16
0.14
0.17
0.18
0.14
0.14
0.10
0.08
0.18
DAY MR.
17 16
23 9
17# 10
30
31
7
12
7
16
16
10
23 11
13 8
12* 12
22 11
11 15
1968
MAX.
5 MIN. IN5T. CONC.
CONC.
(PPM)
0.07
0.13
0.18
0.13
0.17
0.15
0.29
0.20
0.16
0.15
0.11
0.09
0.29
DAY TIME
17
23
17*
30
31
7
12
22
13
12*
22
17
1605
910
950
750
1605
1630
950
1025
800
1130
1125
1220
TABLE 1-4 I SUMMARY OF MONTHLY MEANS AND MAXIMUMS FOR SULFUR DIOXIDE
CHICAGO
DAYS MO.
MONTH VALID AVG.
YEAR
MAX.
24 HR, CONC.
MAX.
HRLY. AVG. CONC.
1968
MAX.
5 MIN. IN5T. CONC.
JAN.
FF3.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
DATA
29
24
26
23
28
27
25
31
26
31
27
16
CONC.
(PPM)
0.265
0.247
0.182
0.088
0.047
0.031
0.052
0.054
0.061
0.101
0.139
A
CONC.
(POM)
0.51
6.44
0.36
0.23
0.17
0.07
0.13
0.15
0.12
0.18
0.27
0.35
DAY
17
6
15
12
27
6
16
23
13
25
12
2
CONC.
(ppwj
0.82
0.86
0.76
0.49
0.61
0.32
0.37
0.62
0.30
0.59
0.85
0.57
DAY
17
6
26
6*
22
6
16
24*
14*
30
14
3
HR.
10
0
10
0
7
7
8
20
9
7
11
6
CONC.
(PPM)
1.33
0.99
1.09
0.72
1.11
0.48
0.71
1.09
0.50
0.73
0.99
0.71
DAY
16
6
30*
12
22
6
21*
24*
14*
30
14
4
TIME
1005
1205
1340
1125
735
730
1630
2045
945
700
1145
1855
313 0.117
0.51
0.86
1.33
A j AVERAGE NOT CALCULATED BECAUSE OF INSUFFICIENT DATA
* t INDICATES SATURDAY
* : INDICATES SUNDAY
-------
TABLE 1-5 J 5UM^ARY OF MONTHLY MEANS AND MAXIMUMS FOR HYDROCARBON
CHICAGO 1968
MONTH
JAN*
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
DAYS
VALID
DATA
25
23
31
20
28
26
24
23
11
2fl
22
31
MO.
AVG.
CONC.
(PPM)
2.84
3.09
3.43
3.42
3.11
2.84
3.05
2.81
A
2.55
2.39
2.44
MAX
24 HR.
CONC.
(PPM>
3.7
5.2
5.4
A. 3
4.4
3.9
4.0
4.0
3.2
3.6
2.9
4.2
MAX.
CONC.
DAY
22
6
17*
11
31
6
11
28
7*
12»
22
27
HRLY, AVG. CONC.
CONC.
(PPM)
8.2
12.3
11.9
6.9
7.0
7.1
7.3
8.5
6.6
7.3
6.9
7.1
DAY
22
6
17#
6«
21
8*
4
7
6
4
30*
27
HR.
17
0
3
0
2
1
1
10
19
23
1
17
5 MIN.
CONC.
(PPM)
8.9
15.6
15.2
14.3
15.2
15.0
14.3
15.7
16.8
17.3
15.2
13.2
MAX.
INST.
DAY
2
6
16*
6*
21
27
10
22
6
2
30*
6
CONC.
TIME
745
5
2340
10
230
20
2100
55
1940
2035
125
2215
YEAR
292
2.89
5.4
12.3
17.3
JAN
FEB.
MAR
APR
MAY
JUNE
JUL
AUG
SEP
OCT»
NOV.
DEC
YEAR
TABLE 1-6 : SUGARY OF MONT
CHICAGO
NTH
.
.
CH
IL
E
Y
.
T.
.
.
.
DAYS
VALID
DATA
4
14
31
19
28
22
21
26
25
20
20
13
MO.
AVG.
CONC.
(PPM)
A
A
0.015
0.019
0.029
0.029
0.044
0.041
0.027
0.014
0.021
A
MAX
24 HR.
CONC.
(PPM)
0.01
o.oo
0.05
0.03
0.05
0.06
0.11
0.08
0.05
0.04
0.04
0.03
.
CONC.
DAY
28*
25*
8
13*
31
9*
19
4*
13
12*
15
2
243 0.024
0.11
«AX.
HRLY.
-------
Table 1-7. FREQUENCY DISTRIBUTION OF CONCENTRATION OF GASEOUS ATMOSPHERIC POLLUTANTS
(5-minute values, concentration in parts per million)
City/pollutant
CHICAGO
CARBON MDNOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
CINCINNATI
CARBON MDNOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
T°TAL 9XJPANT
DENVER'
CARBON MDNOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
PHILADELPHIA
CARBON MDNIXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
ST. LOUIS
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
WASHINGTON D.C.
CARBON MDNOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
Valid
data
f,
65
79
78
80
75
55
57
3"*
73
76
81
26
71
62
71
60
71
US
1*8
70
77
89
60
U2
86
66
81
90
89
U8
82
71
6U
7U
82
59
Frequency distribution, percent
Minimum 10
0
.00
.00
.00
.0
.00
0
.00
.00
.00
.5
.00
0
.00
.00
.00
.0
.00
0
.00
.00
.00
.0
.00
0
.00
.00
.00
.u
.00
0
.00
.00
.00
.0
.00
1
.01
.03
.01
1.9
.00
3
.00
.02
.00
1.7
.00
1
.00
.01
.00
1.7
.00
3
.00
.02
.01
1.3
.00
2
.00
.01
.00
2.0
.00
1
.00
.02
.00
1.6
.00
30
3
.03
.ou
.OU
2.3
.01
u
.01
.02
.00
2.0
,0*
3
.01
.02
.00
2.1
.01
6
.02
.03
.03
1.6
.01
3
.01
.02
.00
2.6
.01
2
.01
.03
.00
1.8
.01
50
5
.06
.05
.08
2.7
.02
5
.03
.03
.01
2.2
.02
U
.02
.03
.01
2.5
.03
8
.03
.03
.05
1.9
.02
U
.02
.02
.01
3.1
.02
3
.01
.OU
.02
2.0
.02
70
7
.09
.05
.1U
3.2
.03
6
.06
.OU
.02
2.6
.03
6
.OU
.OU
.02
3.1
.OU
10
.05
.OU
.08
2.3
.03
.ol
.03
.03
3.7
.03
U
.03
.05
.05
2.3
.03
90
13
.15
.07
.28
U.I
.05
9
.18
.05
.OU
U.O
.05
11
.10
.06
.03
u.u
.06
15
. .12
.07
.19
3.3
.05
8
.08
.OU
.07
5.0
.OU
6
.08
.08
.10
3-0
.06
95
16
.18
.08
.36
U.7
.07
11
.27
.06
.06
5.1
.06
lU
.1U
.07
.OU
5.U
.07
18
.18
,08
.28
U.I
.06
10
.11
.05
.11
6.0
.05
8
.13
.09
.13
3.6
.06
98
20
.23
.10
.U8
5.6
.09
15
• 38
.07
.08
6.5
.08
19
.21
.09
.06
7.0
.09
22
.28
.10
.Uo
5.1
.08
13
.16
.06
.18
8.0
.07
11
.23
.11
.17
U.9
.10
99
2U
.28
.11
.57
6.6
.10
31
.1*6
.08
.10
7.U
.10
2U
.26
.U
.08
8.5
.ia
25
.Ul
.12
.1*8
5.9
.10
16
.20
.07
.23
9-U
.08
lU
• 33
.12
.20
6.0
.12
Maximum
57
.66
.29
1.33
17.3
.U7
U5
1.26
1-19
l.Ug
18.1
• 19
90
.68
.38
1.81
18.7
.U3
U9
1.68
.22
1.10
13.3
.31
U7
.UU
.20
1.33
17.1
.37
59
.76
.26
.U?
18.6
• 29
Arithmetic
mean
6.2
.071
.OU8
.117
2.90
.023
5.6
.06U
.031
.017
2.58
.022
5.3
.036
.036
.012
2.89
.029
8.5
.05U
.039
.080
2.1U
.022
U.6
.032
.023
.028
3.UO
.022
3.3
.035
.OU7
.036
2.23
.027
Table 1-8. FREQUENCY DISTRIBUTION OF SOILING INDEX
(2-hour measurements, concentration in COHS/IOOO lineal feet)
(CONCENTRATION IN COHS/IOOO LIN. FT.)
CITY
CHICAGO
CINCINNATI
PHILADELPHIA
WASHINGTON, 0 C
ST LOUIS
DENVER
VALID
DATA*
100
95
100
90
80
75
.0
.0
.0
.0
.0
.0
10
.5
.2
.3
.*
.2
.2
FREQUENCY DISTRIBUTION-PERCENT
30 50 70 90 91 98
.9
.5
.6
.6
.*
.4
1.2
.7
.8
.9
.6
.6
1.6
1.0
1.1
1.2
.8
.9
2.3
1.7
1.8
2.0
U*
1.7
2.8
2.2
2.2
2.5
1.8
2.2
3.6
2.8
2.9
3.1
2.3
2.9
99
4.1
3.3
3.6
3.6
2.1
3.3
MAX
8.2
5.6
5.6
6.6
*«7
6.8
AHITH
MEAN
1.35
.87
.95
1.06
.T3
.80
• KEPORTED TO NEAREST FIVE PERCENT
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
SECTION 2.
CHICAGO SEASONAL
DIURNAL PATTERNS
-------
CHICAGO SEASONAL DIURNAL PATTERNS
Figures 1 through 6 are graphs showing the seasonal diurnal patterns for carbon monoxide,
nitric oxide, nitrogen dioxide, sulfur dioxide, total hydrocarbons, and total oxidants, respec-
tively. Each figure contains four curves, one representing each season, as follows: long-
dashed line for summer, short-dashed line for autumn, mixed-dashed line for winter, and
solid line for spring.
Each curve represents a composite of the approximately 90 daily patterns in each season,
plotted by computer using 15-minute averages derived from the basic 5-minute measurements.
Dotted lines indicate portions of the curve for which insufficient data are available to provide
a valid seasonal average.
The seasons are defined as follows: Winter consists of December, 1967, and January and
February, 1968; spring consists of March, April, and May; summer consists of June, July, and
August; and autumn consists of September, October and November, 1968.
It should be noted that CAMP stations operate on a Standard Time basis. Consequently,
during the seasons of Daylight Savings Time, 1-hour shifts may be noted in diurnal patterns
of certain pollutants because of a shift in the patterns of human activity that generates these
pollutants.
-------
SPRING:
SUMMER: •
.— FALL:.
WINTER: — .—..—
16-OO
g 12 is
TIME DP DAY
IB
FIGURE 1. SEASONAL DIURNAL PATTERNS OF CARBON MONOXIDE CONCENTRATIONS
0-1G
0«OOL_L_j__i
3 G 9 12 15 IS 21
TIME OF DAY
FIGURE 2. SEASONAL DIURNAL PATTERNS OF NITRIC OXIDE CONCENTRATIONS
10
-------
SPRING:.
SUMMER: = FALL:
WINTER:
O-14
0-12
Q- 0-10
0-08
UJ
L!
0-06
0-O4
0-02
0-00
1 1 1 i i 1 1 1 1 1 1 1 1 1 1 1 1 I 1 1 1 T
i ......
i _ i _ i _ \ _ i
3 G 9 12 15 18 21 24
TIME OF DAY
FIGURE 3. SEASONAL DIURNAL PATTERNS OF NITROGEN DIOXIDE CONCENTRATIONS
0-30
0-25
0 = 20
CL
D_
a
y o-io
a
u
0-05
O-OO
V ..
J 1—i—i i i i i i i i i i i i i i i i i i i i
3 G 3 12 15 18 21 24
TIME DF DAY
FIGURE 4. SEASONAL DIURNAL PATTERNS OF SULFUR DIOXIDE CONCENTRATIONS —
11
-------
SPRING:.
SUMMER:—. FALL:..
WINTER:-.. — ..,
00 i
h-
<
01
UJ
u
a
u
3-50
3-00
2-50
2-00
1 • !b
i i i i i i i i i i
i i i i i i r
3 6 9 12 15 18 21 24
TIME DF DAY
FIGURE 5. SEASONAL DIURNAL PATTERNS OF HYDROCARBON CONCENTRATIONS
D_
CL
<
UJ
U
0-08
0»07
0»OG
0-05
0-O4
O»O3
0" 01
a-GO
12
/ s
3 G . ' 9 12 1C5 18 21
TIME DF DAY
FIGURE 6. SEASONAL DIURNAL PATTERNS OF TOTAL OXIDANT CONCENTRATIONS
-------
SECTION 3.
GASEOUS POLLUTANT
DATA TABLES
13
-------
GASEOUS POLLUTANT DATA TABLES
Data tables 3-1 through 3-72 present hourly average concentrations by month
for the gaseous pollutants. Values in these tables are the arithmetic means of the
5-minute values in the clock hour indicated. An hourly average is not calculated
if fewer than seven 5-minute values during the hour were valid. Similarly, if a
calendar day had fewer than 13 valid data hours, it is considered an invalid
data day, and the entire row of averages for the day is deleted. The reason for
this procedure, which results in the loss of a few valid hourly averages, is that the
data that are lost are usually concentrated at the beginning or end of the day.
Since the pollutant concentrations show considerable diurnal variation, the inclusion
of such data would introduce a definite bias into the monthly mean concentrations.
The first summary line (titled MEAN) at the bottom of the tables contains the
arithmetic means of the hourly averages, and hence represents the pattern of
diurnal variation for the month. Again by the same validity criterion, this average
is not calculated unless 16 or more hourly averages are present. The second and third
summary lines are the number.of and maximum of the hourly averages in the column.
The first summary column (titled DAILY MEAN) at the right of the tables is the
arithmetic mean* of the 13 or more hourly averages comprising the row, and the second
is the number of such valid hourly averages. The third summary column, however,
is not the maximum hourly average for the day, but the maximum 5-minute value
included in the hours of valid data during the day.
Four summary figures appear in the lower right corner. The upper left is the
monthly average, an arithmetic mean, and appears only if 16 or more days were valid.
The center number is the total number of valid hours included in the table, which offers
some basis for judging the representativeness of the monthly average. The lower left
summary number is the maximum daily average from the column above. The
lower right number is the maximum 5-minute value from the column above.
''The summary calculations are performed before the hourly averages are rounded.
15
-------
CT5
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section, Laboratory ol Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-1
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO.ILL.
CARBON MONOXIDE
JAN. 1968
DAY
MONTH
i
2
3
4
5
6*
7*
8
9
10
U
12
13*
14*
15
16
11
18
19
JC\M
21«
9?
23
24
25
26
27»
28*
29
30
31
NO.
MAX.
A.M.
12-1
6
3
4
3
5
7
3
5
4
8
8
8
4
3
4
4
i
4
4
2
7
15
7
3
5
27
15
1-2
2
3
3
4
5
3
4
3
6
6
2
7
4
2
»
4
i
2
3
1
6
11
7
3
4
28
11
2-3
2
2
2
3
3
3
3
5
5
2
7
3
2
i
3
1
1
2
1
6
8
7
3
3
28
8
3-4
2
2
3
3
2
3
3
3
4
1
8
3
2
3
0
2
2
5
7
6
3
27
8
4-5
2
2
3
3
3
3
2
3
3
2
9
3
2
3
0
2
0
5
6
5
3
27
9
5-6
3
2
3
3
3
3
4
3
2
3
10
3
2
3
1
3
2
0
6
7
5
4
27
10
6-7
4
5
5
7
6
6
3
7
15
6
4
2
10
6
2
10
9
5
6
25
15
7-8
8
7
7
13
12
8
9
3
9
16
12
in
6
3
10
8-9
5
7
8
•5
20
11
8
8
3
12
14
10
7
3
10
9 9
5
14
9
6
8
26
16
6
12
9
7
9
25
20
9-1O
5
10
6
6
7
8
5
12
7
8
3
11
11
ID
7
5
1
8
9
5
15
12
6
7
26
15
10-11
4
7
6
5
4
9
5
8
8
8
3
9
10
8
5
6
2
9
6
3
12
14
6
6
26
14
1 1-12
3
4
5
4
9
4
8
5
8
8
7
8
4
8
6
5
2
11
5
2
12
7
6
25
12
P.M.
12-1
4
4
5
4
10
5
8
4
7
8
7
11
5
8
5
3
12
3
2
13
7
8
6
26
13
1-2
4
5
5
3
10
«>
7
5
9
8
7
12
5
9
7
5
5
11
3
3
14
8
6
25
14
2-3
5
5
7
4
9
5
8
6
11
9
13
5
7
5
5
13
4
6
11
17
10
7
24
17
3-4
6
7
9
S
8
8
14
14
13
8
11
9
13
10
15
8
10
19
15
4-5
5
16
9
10
5
10
5
7
20
18
11
15
6
11
11
i n
10
11
6
13
23
11
20
10
11
26
23
5-6
5
17
8
8
6
8
5
10
21
20
12
12
5
19
12
10
10
18
12
7
13
17
10
20
11
11
27
21
6-7
5
11
7
6
5
6
6
6
11
13
9
8
13
9
7
7
12
8
5
11
17
9
20
9
9
27
20
7-8
5
12
4
5
4
7
4
9
9
7
8
11
7
6
5
8
9
6
2
8
17
8
15
5
7
28
17
8-9
5
8
4
5
4
5
5
8
10
5
7
10
5
5
5
9
5
3
9
20
9-1O
5
5
4
5
5
5
6
8
7
5
6
10
6
6
5
6
6
3
9
18
s : 7
13 13
5
7
28
20
5
6
27
18
1O-1 1
5
5
4
6
5
5
6
9
5
4
7
11
5
5
4
3
5
5
2
9
1 1-12
4
5
4
5
8
8
6
6
5
9
10
10
5
5
5
2
6
4
1
7
15 19
7 9
14 ' 10
1
5
5
6 6
28 1 28
15 i 19
MEAN
4.8
6.8
4.8
5.1
4.7
6.7
4.6
5.7
4.8
9.1
8.3
7.5
8.2
4.3
8.3
9.0
6.8
.7
4.8
4.2
3.6
5.6
7.2
4.4
5.4
12.8
9.8
10.3
6.4
6.5
12.8
NO.
OF
MRS
?<
1<
?<
22
22
2<
24
19
22
24
21
16
2<
n
2C
It
24
23
24
1?
24
24
24
24
19
24
23
15
63C
MAX.
8
25
14
14
16
14
10
14
10
30
30
16
20
11
23
29
19
14
12
12
32
34
23
29
35
23
30
18
35
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.* SEP. lOt 1969
-------
coHTwtiouj MI NOMTMHK nracuM
Air Quality Section, Laboratory of Enjimtiinj and Physical Sciences
Diwskm of Ait Pollution, Public Health Senice
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineerinj Center
Cincinnati, Ohio 45226
Table 3-2
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO,ILL.
CARBON *IONOXIDE
FES. 1968
DAY
MONTH
1
2
3*
4*
9
6
7
9
10*
11*
1 5
13
14
i •
16
1 7«
18*
IT
20
21
22
23
24*
25*
26
28
29
MEAN
NO.
MAX.
12-1
4
9
9
11
8
11
2
4
2
6
4
4
4
4
3
4
4
9
8
8
5
3
28
1-2
3
4
4
8
4
9
2
1
9
3
3
3
A
3
3
3
4
4
8
4
2
28
2-3
2
3
3
7
9
7
1
2
2
4
3
3
3
4
3
2
3
4
4
5
5
2
28
3-4
1
3
4
4
4
6
1
2
4
3
2
3
2
3
3
3
4
2
28
4-5
1
3
3
4
4
4
2
2
2
3
2
3
2
3
3
4
5
2
28
A
5-6
2
4
4
3
4
3
3
2
2
4
2
3
3
3
4
4
4
9
2
28
M.
6-7
9
7
4
3
19
19
9
10
3
6
7
3
9
6
6
6
23
7-8
10
10
9
4
29
14
10
9
3
7
11
4
12
8
9
11
9
25
8-9
11
9
6
3
29
11
12
10
3
u
8
7
4
16
11
9
9
16
9
27
9-10
8
6
4
19
9
10
1 fl
8
2
7
6
4
I*
7
7
8
23
10-11
7'
8
3
12
3
8
8
8
3
4
9
7
7
23
1Z
t 1-12
6
7
7
11
4
10
9
6
4
9
7
7
6
7
7
25
•
12-1
6
6
8
3
11
4
9
7
9
4
6
3
5
7
7
6
8
10
4
7
7
28
1-2
6
6
11
7
11
5
9
10
8
9
6
4
5
6
7
8
7
8
11
4
7
8
28
2-3
7
8
9
14
10
9
7
9
6
4
5
9
8
6
5
10
7
6
13
26
3-4
10
9
11
15
12
7
17
11
6
9
9
9
5
10
10
9
10
8
24
4-5
11
11
14
14
18
9
19
12
8
10
8
7
7
5
13
11
10
12
9
12
22
11
26
p.
5-6
12
9
11
13
19
8
20
15
10
8
9
7
6
14
12
8
18
12
10
12
40
12
28
M.
6-7
11
7
8
14
13
5
11
10
7
7
6
7
5
5
9
9
7
7
16
9
12
7
36
9
28
36
7-8
9
5
11
10
12
6
7
6
6
6
4
4
4
8
6
7
9
9
9
5
34
7
28
34
8-9
8
5
10
8
14
5
6
8
5
6
4
4
8
6
6
10
11
6
8
35
8
28
9-10
7
5
9
7
17
4
5
6
5
5
3
4
8
6
7
8
6
5
7
35
7
28
33
10-1 1
6
7
8
8
23
6
7
6
6
4
4
4
5
6
5
6
6
8
9
5
6
34
7
28
1 1-12
6
7
11
8
18
4
6
6
4
4
5
5
4
7
5
6
7
11
6
5
32
7
28
MEAN
6.6
6.5
7.4
7.6
13.0
6.6
8.0
4.9
6.7
6.0
3.7
6.2
5.2
5.3
.6
4.7
4.5
4.0
7.0
6.9
6.6
6.2
8.1
7.7
5.7
6.6
4.9
16.2
6.7
NO.
OF
MRS
22
2«
2'
22
2<
2<
23
22
2«
2<
23
IS
24
">L
25
2<
22
24
24
24
24
21
642
MAX.
20
18
22
26
49
29
32
19
28
22
10
19
21
15
1 a
17
9
29
41
23
20
40
25
20
23
51
4 Indicates Saturday or Sunday
Local standard time used
TABULATED WEOo. SEPo 10« 1969
-------
oo
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-3
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO,ILL.
CARBON MONOXIDE
MARCH 1968
DAY
MONTH
2*
3*
4
5
6
7
8
9*
10*
11
12
13
1 4
15
17*
18
19
20
21
22
23*
24*
25
26
27
28
29
30*
31*
MEAN
NO.
MAX.
12-1
3
6
7
2
4
4
5
7
7
2
2
4
3
2
2
4
5
3
5
3
3
1
3
4
24
1-2
3
5
2
3
3
3
4
4
1
1
4
3
2
1
3
2
2
3
2
4
2
1
3
3
24
2-3
3
2
3
2
3
3
3
3
3
1
0
3
3
1
1
3
2
2
2
1
4
1
1
A
2
25
3-4
3
3
2
3
3
3
2
2
0
0
2
i
1
2
3
2
2
2
1
3
1
0
4
2
25
4-5
2
2
2
3
3
4
3
2
0
0
3
1
2
4
2
2
2
1
3
2
0
<,
2
25
A
5-6
3
2
2
2
4
3
5
2
2
1
1
3
3
2
3
4
3
3
2
2
4
3
0
5
3
25
M.
6-7
5
3
10
8
10
2
4
5
9
4
6
4
9
5
3
2
7
7
1
7
5
24
7-8
6
3
3
7
10
13
13
2
11
12
5
10
6
15
8
3
2
8
9
4
12
A
24
15
8-9
7
5
3
7
11
17
11
2
9
10
5
9
8
16
10
4
2
8
8
5
14
8
24
9-10
4
8
2
6
10
6
8
2
10
11
5
8
6
10
10
3
1
7
6
2
11
6
23
10-11
2
7
3
5
6
5
7
3
4
5
4
8
5
10
8
4
2
7
4
3
8
5
23
1 1-12
3
6
3
5
8
6
8
5
4
6
3
6
4
9
5
2
8
4
8
5
21
12-1
4
8
4
S
4
7
5
7
6
3
7
7
4
5
6
9
7
6
4
9
5
3
11
6
24
1-2
4
7
4
6
4
11
7
5
5
7
9
5
7
9
10
10
6
10
8
5
17
7
23
2-3
3
8
6
7
7
10
9
5
6
8
8
9
7
8
11
6
4
12
10
8
11
8
22
3'-4
5
9
4
9
7
9
9
9
6
6
12
10
9
14
13
7
14
10
8
13
9
21
4-5
7
8
4
11
12
13
13
27
5
7
13
8
14
12
10
13
14
6
13
11
9
15
11
23
p
5-6
9
10
6
12
17
11
13
22
6
8
17
12
11
14
12
15
10
14
6
12
10
10
11
11
24
M.
6-7
6
7
6
13
9
8
8
15
4
6
10
8
6
10
9
9
6
10
6
13
6
8
9
8
24
7-8
7
7
5
18
6
8
9
19
6
4
6
7
7
6
5
8
4
7
4
20
5
7
8
8
24
20
8-9
5
9
5
18
8
8
10
19
11
3
6
6
6
6
it
7
5
7
4
26
4
6
6
8
24
9-1O
10
3
8
7
8
8
16
6
3
6
7
8
5
4
7
5
7
3
21
3
5
7
7
24
21
10-11
8
7
4
5
7
7
6
16
7
3
4
7
5
5
it
5
5
5
4
18
3
4
5
6
24
18
1 1-12
6
8
3
4
5
7
6
12
8
2
3
6
5
5
5
5
5
6
4
3
2
6
14
6
24
MEAN
5.0
5.9
3.9
6.8
7.0
7.7
7.2
10.2
5.0
3.8
5.4
5.8
6.3
4.7
4.9
6.0
6.3
7.5
7.3
4.1
2.2
10. 0
5.3
4.1
8.7
6.1
10.2
NO.
OF
MRS.
23
2<
2'
2-
21
24
2<
2<
2<
2<
21
22
If
22
24
24
24
23
24
1^
23
24
568
MAX.
16
16
13
30
36
27
40
49
23
17
39
29
29
26
21
23
27
25
15
8
38
17
14
32
49
Indicates Saturday or Sunday
Local standard time used
ABULATED WED.. SEP. 10, 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division of Ail Pollution, Public Health Sereice
U. S. Department of Health, Education, and Welfare
Robert A. Tall Sanitary Engineering Centet
Cincinnati, Ohio 45226
Table 3-4
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO,ILL.
CARBON MONOXIDE
APRIL 1968
DAY
MONTH
1
3
4
5
6«
7*
8
9
10
11
12
15
16
17
18
19
*
21*
22
23
24
25
26
27*
28*
29
30
MEAN
NO.
MAX.
12-1
2
3
4
10
2
4
i •
9
11
15
1-2
3
1
2
1
2
5
4
9
14
9
2-3
3
1
2
1
0
5
3
8
14
8
3-4
2
0
1
1
1
4
2
8
14
8
4-5
1
2
0
1
5
3
10
13
10
A
5-6
l
3
1
1
6
4
18
13
18
M.
6-7
4
S
8
1
12
7
11
21
13
21
7-8
9
9
10
1
17
7
11
17
13
17
8-9
5
6
7
0
6
13
11
13
9-10
7
9
4
7
0
3
11
14
13
14
10-11
5
4
4
1
9
1
7
11
13
11
11.12
4
5
1
7
1
8
12
9
13
12
12-1
8
3
7
4
2
7
7
1
9
i rt
8
15
9
14
15
1-2
6
7
5
5
10
4
1
14
10
15
14
13
15
2-3
8
9
4
6
11
8
2
18
14
15
20
13
20
3-4
15
8
19
5
5
13
11
2
23
15
14
17
14
23
4-5
18
11
7
14
6
3
12
10
6
26
14
15
22
15
26
p.
5-6
17
12
10
16
7
3
1 1
10
6
22
13
14
14
22
M.
6-7
10
7
9
10
5
1
3-
9
8
13
11
15
14
15
7-8
8
9
3
6
6
2
1
g
7
13
11
15
13
15
8-9
12
2
7
4
2
1
7
6
15
15
11
19
14
19
9-10
6
2
6
4
1
0
7
7
13
13
L
11
13
14
13
10-1 1
5
3
7
3
1
0
4
15
13
12
17
14
17
1 1-12
4
3
6
7
2
0
6
5
3
17
11
11
13
15
17
DAILY
MEAN
0.5
6.2
4.8
5.0
6.5
3.6
1.5
7.3
4.1
11. S
7»7
12.6
13.9
13,9
NO
OF
MRS
12
23
21
2
-------
CONTINUOUS MR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
(O Robert A. Tail Sanitary Engineering Center
O Cincinnati, Ohio 45226
Table 3-5
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICASO.ILL.
CARBON MONOXIDE
*AY 1968
DAY
MONTH
1
2
3
4«
5«
6
7
6
9
10
13
14
15
16
17
18«
20
21
22
23
24
25*
26«
27
26
29
30
31
MEAN
NO.
MAX.
12-1
1-2
2-3
3-4
4-5
A
5-6
M.
6-7
7-8
14
1
14
8-9
13
1
13
9-10
10
1
10
1 O- 1 1
1 1-12
12-1
15
1
15
1-2
10
1
10
2-3
13
1
13
3-4
16
1
16
4-5
18
1
18
p
5-6
16
1
16
M.
6-7
15
1
15
7-8
u
1
14
8-9
11
1
11
9-1O
9
1
9
1O-M
13
1
13
1 1-12
MEAN
13.2
13.2
NO.
OF
HRS
1<
14
MAX
48
48
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED»* SEP. 10« 1969
-------
CONTIKUOUS MR MOHITOMNG PROGRAM
Ait Quality Section, laboratory of Engineering and Physical Sciences
Oinsion ol Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Otlio 45226
Table 3-6
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO,ILL.
CARBON MONOXIDE
JUNE 1968
DAY
MONTH
1*
2*
3
4
9
6
7
8«
9*
10
11
12
13
17
18
19
20
21
22*
23«
24
25
26
27
28
29«
30«
MEAN
NO.
MAX.
A.M.
12-1
8
9
6
9
0
0
6
9
1-2
9
9
7
6
4
0
0
7
9
2-3
9
8
7
9
2
0
0
7
8
3-4
6
7
9
9
3
0
0
7
9
4-5
7
8
12
9
3
1
0
7
12
5-6
9
12
14
10
9
9
0
7
14
6-7
12
19
12
13
9
4
0
7
19
7-8
19
13
13
14
5
4
0
7
19
8-9
10
10
10
9
7
4
0
7
10
9-10
10
9
10
9
4
9
3
0
8
10
1O-I 1
12
9
7
14
9
3
2
0
8
14
1 1-12
11
12
11
9
11
4
9
1
0
9
12
P.M.
12-1
11
17
12
10
10
6
4
4
0
0
10
17
1-2
11
19
13
7
10
14
6
4
0
0
10
19
2-3
9
14
13
9
9
13
6
9
1
0
10
14
3-4
11
19
18
10
8
11
7
6
9
1
0
11
18
4-5
14
19
17
11
8
12
8
7
9
1
0
11
17
5-6
14
13
19
10
6
9
4
5
1
0
0
11
15
6-7
-
13
16
14
11
6
7
5
4
1
0
0
11
16
7-8
14
10
15
1?
6
7
4
3
3
1
0
11
15
8-9
13
12
10
10
6
9-IO
13
14
10
9
7
7 1 6
-L -
4 3
2 | 2
2 | 0
0
10
13
0
10
14
1O-1 1
12
9
9
11
6
7
1 1-12
10
9
7
9
9
6
1
4 3
1 1
2 1
0 0
10 10
12 10
MEAN
10.7
11.7
11.4
9.2
6.2
9.7
5.1
3.8
2.3
Oo4
0.0
U.7
NO
OF
MRS
20
24
24
21
24
14
14
15
22
20
"
212
MAX.
24
25
25
22
16
24
15
11
17
9
1
25
* Indicates Saturday or Sunday
Local standard time used
TABULATED W E 0, t SEP. 10. 19*9
-------
to
CONTINUOUS MR MONITORING PROGRAM
Aii Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U.S. Department of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-7
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHlCAGOtlLL.
CARBON MONOXIDE
JULY 1968
DAY
MONTH
1
3
4
6*
7«
8
9
10
11
12
13*
14*
15
16
17
18
19
20«
_
22
24
25
26
28»
29
30
31
MEAN
NO.
MAX.
12-1
3
8
7
2
1
2
3
3
7
7
i &
5
14
14
1-2
2
6
1
5
1
1
1
2
3
6
5
5
1
0
3
17
6
2-3
3
3
1
3
4
0
0
1
2
3
5
5
4
0
0
2
17
5
3-4
4
2
1
2
4
0
0
2
2
2
5
5
4
0
0
3
18
8
4-5
4
2
1
3
5
0
1
2
2
3
5
7
5
2
0
3
18
7
A
5-6
5
2
2
3
4
0
4
6
4
a
8
i
14
8
M.
6-7
2
3
2
6
0
7
7
6
8
3
12
8
7-8
2
4
2
10
1
6
R
7
6
5
12
10
8-9
4
1
4
2
13
1
7
7
6
6
3
13
13
9-10
5
2
3
3
12
2
7
6
7
1
13
12
10-11
5
2
4
3
4
3
6
7
8
11
9
9
9
2
6
16
11
1 1-12
6
3
2
3
6
3
6
10
6
13
14
12
9
9
2
7
17
14
12-1
7
2
3
6
4
6
10
11
12
11
12
3
15
14
1-2
7
2
7
5
7
6
7
11
12
9
14
12
u
16
10
5
9
18
16
2-3
3
8
6
7
6
8
11
12
11
12
14
14
17
6
10
17
17
3-4
3
9
7
7
7
9
11
13
14
15
14
17
19
6
11
17
19
4-5
3
12
5
8
7
9
13
12
15
17
17
12
15
18
5
11
17
18
p
5-6
4
7
8
6
8
10
10
12
13
15
12
17
2
15
17
M.
6-7
6
3
5
3
7
6
6
9
9
11
10
12
11
13
12
2
8
17
13
7-8
5
2
6
1
9
6
6
fl
10
11
11
13
11
10
13
13
3
8
17
13
8-9
5
4
7
3
8
6
8
9
8
12
10
14
11
8
14
3
8
16
14
9-IO
6
5
9
2
8
5
5
8
8
12
15
9
10
11
9
6
8
16
15
10-11
6
5
11
2
6
3
3
7
7
11
13
11
8
10
8
5
7
16
13
1 1-12
5
3
8
1
4
2
3
5
5
10
11
6
7
9
3
5
16
11
MEAN
4.9
3.0
5.2
3.3
6.9
3.3
4.8
6.6
7.4
8.3
10.7
9.8
8.5
9.6
7.9
10.2
7.7
2.7
6.6
10.7
NO.
OF
HRS.
1C
24
22
21
21
2t
19
22
24
22
1?
2*
22
19
13
Zl
23
378
MAX.
13
14
17
12
25
15
19
18
19
23
30
25
24
25
29
37
Z7
17
37
* Indicates Saturday or Sunday
Local standard time used
ABULATED WED.* SEP. 10t 1969
-------
CONTINUOUS MR MONITORING PROSRMI
Aif Quality Section, Ubotitoiy ol Engineering and Physical Sciences
Division ol Air Pollution, Public Htilth Senice
U. S. Department of Health, Education, and Wellaie
Robert A. Tall Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-8
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGOtlLL.
CARBON MONOXIDE
AUG. 1968
DAY
MONTH
1
2
3*
4*
5
6
7
8
9
10*
11*
12
13
14
15
16
17*
18*
19
20
21
23
94«
25*
26
27
28
29
30
31*
MEAN
NO.
MAX.
12-1
1
4
2
4
0
1
5
5
4
5
1
2
2
1
10
3
3
3
20
10
1-2
1
5
2
0
1
1
3
R
4
0
2
4
0
2
2
3
4
3
3
2
22
5
2-3
0
4
1
0
0
0
1
2
0
2
4
0
1
3
6
4
3
3
2
22
6
3-4
0
0
1
0
0
0
0
1
0
1
3
0
0
1
B
1
4
2
1
22
8
1-5
0
1
0
0
0
1
1
0
1
2
3
0
1
2
8
5
4
2
2
22
8
A
5-6
4
3
2
0
2
6
10
2
4
8
0
7
17
15
6
4
5
19
17
M.
6-7
7
5
3
1
6
4
11
12
14
1
5
7
8
1
9
12
18
16
8
4
7
23
18
1-8
7
9
5
2
6
6
8
14
0
4
8
9
1
12
11
6
13
12
6
6
22
14
89
5
5
7
2
4
3
7
4
1
5
5
1
10
7
4
8
7
6
5
21
10
9-1O
6
4
7
2
2
3
9
9
0
3
7
4
5
2
8
6
7
10
8
5
5
23
10
1O-1 1
6
6
2
3
6
10
8
2
9
8
6
2
8
7
9
10
7
6
6
21
10
1 1-12
5
9
4
7
9
5
14
2
7
9
8
8
4
12
6
9
9
11
7
7
22
14
12-1
7
5
7
4
4
8
10
7
14
4
7
11
9
10
5
11
10
10
9
12
10
8
24
14
1-2
7
6
9
7
4
10
12
13
16
6
6
14
11
12
14
8
12
14
14
9
10
22
16
2-3
7
7
12
8
4
11
14
8
13
8
20
13
16
12
16
19
21
9
12
21
21
3-4
7
7
9
U
12
15
7
14
9
24
17
17
17
15
19
16
23
20
24
10
14
22
24
4-5
7
9
12
11
5
12
15
6
16
11
7
27
14
15
14
12
17
18
26
20
23
9
13
24
27
p
5-6
6
7
8
9
5
9
10
10
11
7
5
12
13
12
13
7
13
13
25
16
15
7
10
24
25
M.
6-7
5
6
7
5
4
7
7
10
10-
4
6
10
13
11
12
9
7
7
20
12
11
4
8
24
20
7-8
8
7
9
5
5
9
8
11
9
4
6
12
12
9
11
8
7
6
7
12
10
10
f>
8
24
12
8-9
6
6
10
8
3
10
8
11
10
4
5
10
10
8
10
6
7
12
12
14
4
8
23
14
9-10
?
7
10
11
3
7
6
9
11
3
3
12
9
8
9
5
4
8
17
10
10
3
8
24
17
10-11
1
4
18
8
3
7
6
7
8
1
0
8
7
fl
9
6
5
5
13
11
11
4
7
24
18
1 1.12
1
7
13
2
3
5
4
6
0
6
6
6
6
3
3
4
13
14
4
3
5
22
14
MEAN
4>4
5.0
6.9
4.5
2.9
5.8
9.2
8.3
9.5
5.0
3.5
3.5
9.6
8.4
7.9
8.6
5.5
4.4
7.4
7.8
12.4
11.5
9.7
5.3
7.0
12,4
NO
OF
MRS
?<
2!
2<
2-
2C
2<
11
lr
21
21
n
22
22
24
24
24
2C
24
2(
24
22
2«
531
MAX.
35
24
23
18
12
22
31
24
27
20
22
12
39
23
22
25
13
23
37
34
42
38
34
24
42
to
CO
Indicates Saturday or Sunday
Local standard time used
WED.. SEP. 10, 1969
-------
to
CONTINUOUS AIR MONITORING PROGRAM
Alt Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U.S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-9
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHlCAGOiILL.
CARBON MONOXIDE
SEPT. 1968
DAY
MONTH
1*
2
3
4
5
6
8*
9
10
11
12
13
16
17
18
19
20
21*
22«
73
26
27
28*
29«
30
MEAN
NO
MAX.
A.M.
12-1
3
2
2
4
5
7
4
2
3
0
4
2
4
2
4
6
3
13
0
4
21
13
1-2
1
2
3
4
6
4
1
1
0
1
2
1
2
4
3
0
Z
19
6
2-3
0
0
2
'i
4
5
3
1
2
0
0
0
1
1
1
2
1
5
0
2
21
5
3-4
0
1
2
2
4
6
3
1
1
0
0
0
1
1
1
1
7
0
2
21
7
4-5
0
0
2
3
5
8
3
1
2
2
0
1
1
2
2
1
<3
I
2
21
8
5-6
0
1
6
7
8
8
11
4
4
3
11
3
1
1 O
12
4
5
2
8
6
21
19
6-7
0
3
6
11
12
10
11
4
9
5
16
5
2
7
21
8
11
3
10
9
21
21
7-8
1
2
8
11
17
8
8
4
10
10
10
5
1
5 t
19
IS
S
6
2
10
9
21
21
8-9
1
2
6
8
15
8
6
4
5
10
3
4
1 A
10
9
3
1
5
6
19
15
9-10
Z
Z
8
6
16
7
5
6
8
14
4
i -y
4
13
B
4
2
7
19
16
1O-1 1
1
Z
8
7
1Z
8
6
5
5
3
11
5
7
8
4
1
3
6
18
12
1 1-12
Z
3
10
8
16
8
9
7
4
4
3
14
6
8
6
5
3
5
7
19
16
P.M.
12-1
2
5
12
8
14
8
10
8
7
3
3
7
8
7
6
11
13
5
4
5
7
21
14
1-2
2
7
13
7
19
9
11
9
7
5
8
10
6
a
8
9
4
6
8
20
19
2-3
5
9
15
23
11
12
9
7
9
17
8
12
14
9
5
10
10
18
23
3-4
5
8
19
18
15
14
8
9
9
8
19
6
15
15
11
5
11
18
19
4-5
5
10
16
13
24
13
13
8
9
16
7
17
7
19
20
8
4
10
12
20
24
5-6
4
13
14
10
15
12
10
5
7
14
11
14
6
11
10
4
4
12
10
20
15
6-7
3
10
13
8
11
13
9
-
4
5
11
9
14
5
4
9
4
5
10
8
20
14
7-8
4
11
1?
8
11
14
7
3
5
14
10
11
5
4
6
4
4
7
7
20
14
8-9
,
9
10
7
10
11
7
4
4
10
10
9
5
9-10
3
10
R
7
9
11
7
5
1
7
4
9
4
3
5 10
6 6
4 6
3 ' 4
5
7
20
11
4
6
20
11
1O-1 1
4
6
7
7
7
18
7
5
4
8
4
10
3
1 1-12
2
4
6
6
6
10
6
3
3
6
7
9 7
5 3
13 13
3 2
3 2
6 5
20 19
18 13
1 1 1
MEAN
2.3
5.0
8.6
7.0
12.0
9.4
8.5
5.3
4.6
4.2
7.1
6.4
7.2
7.5
5.0
4.5
8.8
7.5
5.7
3.9
5.2
6.5
12.0
NO.
OF
MRS
2:
2<
2<
22
2<
22
1C
22
21
23
24
23
2
23
24
24
22
24,
23
23
477
MAX.
17
23
27
21
41
36
20
14
17
21
29
29
34
40
29
19
36
51
24
24
19
51
* Indicates Saturday or Sunday
Local standard time used
TABULATED
SEP. 10t 1969
-------
CONTINUOUS Mil MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Senice
U.S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-10
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHICAGO,ILL.
CARBON MONOXIDE
OCT. 1968
DAY
MONTH
1
3
4
5*
6*
7
a
9
10
11
13*
15
16
18
19*
20*
21
22
23
24
25
26*
27*
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
2
1
1
11
2
1
1
1
4
9
1
1
1
2
3
0
1
3
3
4
2
4
5
3
3
28
11
1-2
1
2
1
1
7
2
t
I
1
1
3
0
1
0
0
0
1
0
0
1
2
3
1
3
4
3
2
29
7
2-3
0
1
1
0
*
1
1
1
0
1
2
0
1
0
0
0
0
1
0
1
1
2
0
2
2
1
28
4
3-4
0
1
1
2
2
1
1
1
0
3
2
0
0
0
0
0
0
0
0
1
1
2
0
3
10
2
1
29
10
4-5
0
1
2
3
1
4
1
1
4
1
0
2
1
0
0
1
0
0
2
2
2
1
2
6
0
2
29
6
5-6
0
3
5
*
1
10
7
4
10
3
2
8
4
0
0
7
3
3
13
7
4
1
1
3
7
0
4
29
13
6-7
3
5
9
8
2
7
6
10
21
5
4
11
4
1
0
23
2
7
19
15
5
2
6
10
1
7
28
23
7-8
6
6
ft
9
2
8
9
12
17
a
5
15
5
1
0
14
4
10
16
14
4
2
11
10
10
6
ft
29
17
8-9
4
7
6
6
5
6
5
8
9
4
7
3
2
0
8
2
8
13
12
3
2
6
8
10
7
6
28
13
9-10
3
3
9
5
2
6
9
5
11
3
9
5
2
1
6
3
12
12
4
2
8
8
10
6
5
27
12
1O-1 1
6
2
8
5
5
9
4
7
4
2
6
1
9
5
3
6
6
8
7
5
24
9
1 1-12
6
7
3
6
5
6
6
18
3
10
5
4
5
1
11
14
7
4
8
6
10
11
7
27
18
P.M.
12-1
8
7
5
6
7
10
14
6
11
6
6
6
4
3
10
13
9
5
9
6
13
11
8
27
14
1-2
3
8
9
10
10
10
10
11
8
12
6
6
7
2
12
17
8
6
9
7
14
13
8
27
17
2-3
5
8
12
10
12
12
13
11
10
11
9
8
8
7
4
11
22
9
4
12
9
15
13
9
28
22
3-4
6
11
7
11
15
14
19
12
13
7
7
7
8
5
8
14
22
9
5
9
22
13
10
27
22
4-5
7
5
10
7
12
15
20
9
21
12
11
7
5
6
11
5
10
13
20
8
5
14
13
17
23
11
29
23
5-6
8
6
5
6
9
14
6
21
8
8
4
5
5
4
3
7
10
13
7
3
15
12
10
23
8
29
23
6-7
6
7
6
4
5
6
3"
12
5
13
6
7
6
6
4
3
2
6
8
10
8
3
9
8
10
13
6
29
13
7-e
5
6
4
2
3
6
2
11
13
12
5
7
2
4
5
4
2
2
6
5
9
8
3
6
6
5
10
IS
29
13
8-9
3
7
3
3
2
6
2
9
14
11
4
5
5
4
3
2
2
7
8
5
6
3
6
g
4
6
5
29
14
9-10
2
5
4
4
2
4
2
9
10
12
2
5
1
4
4
5
1
4
6
8
6
5
2
5
8
3
3
5
29
12
10-11
2
1?
5
3
2
3
2
8
9
8
2
5
1
1
3
5
1
1 1-12
2
2
14
5
2
1
3
2
6
6
11
1
4
1
2
5
0
2 1
6 4
8 5
5 4
5 4
2 3
5 6
6 6
6 4
3 2
4 4
29 29
12 14
MEAN
3.2
3.8
4.7
6.4
6.1
2.4
4.5
5.7
4.6
7.8
8.4
9.9
4.3
7.0
3.6
3.8
3.1
3.0
5.0
2.2
5.3
NO.
OF
MRS
21
2<
2«
?'
2«
22
21
2<
2<
2<
2«
2<
23
24
24
22
24
24
23
24
21
MAX.
14
16
22
24
18
10
23
26
18
43
43
41
21
26
14
27
16
16
48
14
26
9.2 24, 30
9.8 23 57
5.2 2
-------
to
O5
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division ol Ail Pollution. Public Health Service
U. S. Department of Health. Education.and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-11
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
enlCAG3.lLL.
CARBON MONOXIDE
NOV. 1968
DAY
MONTH
1
2*
3*
4
5
6
7
8
9«
10«
11
12
13
14
15
16«
17«
18
1 0
20
21
22
23*
24«
25
26
27
9ft
29
30«
MEAN
NO
MAX.
12-1
2
1
6
3
3
5
3
3
5
;
3
3
2
3
9
4
1
2
3
3
2
3
3
2
6
A
i n
3
3
4
29
10
1-2
2
1
3
1
3
3
1
2
3
3
2
1
1
4
7
6
3
1
j
2
2
1
2
2
0
4
3
2
2
t
30
7
2-3
1
0
1
1
3
2
0
i
2
2
2
1
1
2
5
5
3
1
1
1
2
1
i
1
0
2
2
2
2
2
30
8
3-4
1
0
1
1
3
2
1
1
1
2
1
0
2
4
4
2
0
y
0
0
2
4
1
1
1
30
4
4-5
1
0
0
1
4
2
0
i
1
i
i
0
2
6
4
2
0
1
2
1
i
0
0
^
1
1
1
1
30
6
A
5-6
1
0
0
2
6
2
0
3
1
7
2
1
2
3
8
4
2
0
y
2
2
1
i
0
0
4
1
2
1
2
30
8
M
6-7
3
0
0
4
in
9
3
j
3
2
5
5
7
11
5
2
2
3
4
6
l
0
3
7
9
6
2
4
30
11
7-8
5
2
0
17
1 o
13
8
4
7
8
7
14
7
2
4
7
5
9
i
0
7
11
15
fl
2
7
29
19
8-9
4
7
0
9
13
17
9
6
6
10
10
10
17
9
3
5
5
8
0
8
14
12
8
3
7
29
17
9-10
3
4
1
6
9
14
7
g
6
5
9
8
17
10
2
4
4
4
2
0
6
y
6
3
6
28
17
10-11
3
6
2
11
5
8
7
6
7
12
12
3
3
3
5
2
6
7
6
9
6
27
12
1 1-12
6
3
^
9
6
8
7
5
9
14
10
4
4
5
5
14
3
I
6
7
25
14
12-1
9
4
9
10
10
9
7
5
6
11
17
3
4
3
5
11
4
4
7
7
6
8
7
27
17
1-2
7
7
5
12
10
9
7
10
11
7
9
12
19
3
4
5
9
11
8
9
9
5
9
8
30
19
2-3
7
7
12
14
1 L.
11
13
8
14
9
15
14
12
3
7
5
8
10
4
11
9
11
6
8
9
29
15
3-4
8
5
7
15
16
15
10
10
12
9
19
13
4
6
10
12
6
11
9
20
g
10
28
20
4.5
8
15
10
15
1 «*
14
19
8
14
11
10
13
12
5
7
12
17
ll
15
18
8
11
11
28
19
p
5-6
7
12
9
17
i 5
22
18
4
13
9
11
11
11
4
12
8
11
15
6
10
16
20
9
11
28
22
M.
6-7
5
6
7
12
13
13
5
8
7
10
10
9
10
4
7
6
6
14
6
8
9
14
5
10
8
30
14
7-8
3
2
6
9
6
11
6
9
7
6
10
14
10
5
6
4
4
8
4
8
6
7
5
8
6
30
14
8-9
3
4
5
9
8
4
6
6
5
9
11
9
4
7
4
3
7
3
11
6
11
6
11
6
30
11
9-10
2
5
4
10
5
7
4
6
5
6
o
13
6
4
10
4
3
5
3
10
6
11
4
9
6
30
13
10-11
4
6
6
5
6
6
7
5
4
5
10
13
6
2
3
3
3
<,
2
8
7
9
6
4
7
5
30
13
11-12
4
5
5
5
4
5
7
5
2
5
11
11
5
2
3
4
3
5
3
7
5
15
4
7
5
30
15
MEAN
3.7
4.6
4.1
7.8
8.4
8.9
7.4
5.1
5.3
4.6
6.3
5.7
5.6
8.2
11.1
8.8
3.0
4.0
4.4
4.0
4.8
7.4
. 1
2.6
6.1
7.5
9.1
5.4
5.0
5.6
5.9
11.1
\O
OF
HRS
2!
24
2«
22
ZH
24
24
24
Z4
23
20
23
24
20
24
24
21
ZH
24
24
22
24
22
24
24
Z4
23
23
697
MAX
16
26
26
35
46
36
32
34
21
22
22
22
43
33
29
15
19
16
15
17
25
14
20
27
41
21
19
24
46
* Indicates Saturday or Sunday
Local standard time used
TABULATE- WE5.% SEP. 10. 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Ail Quality Section, laboratory of Engineering and Physical Sciences
Division of Ait Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-12
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
INFRARED ANALYSIS
CHlCAGOtlLL.
CARBON MONOXIDE
DEC. 1968
DAY
MONTH
l«
3
4
5
6
7«
8«
9
10
11
12
13
1 A*
15«
16
17
IB
19
20
21*
22«
J*
24
95
26
27
28«
?<3*
30
31
MEAN
NO.
MAX.
12-1
5
3
1
4
7
3
3
2
2
3
2
4
2
4
3
2
3
2
5
6
3
3
2
28
1-2
4
3
1
4
3
3
2
2
1
2
1
3
2
4
4
i
2
2
3
4
5
3
2
2
28
2-3
3
2
1
3
4
2
2
1
1
2
1
3
2
3
2
1
1
1
2
4
4
2
1
2
28
3-4
3
2
3
4
2
1
1
1
2
0
3
2
2
2
1
1
2
3
3
|
1
1
28
4-5
3
1
4
3
2
2
1
1
1
3
2
2
1
1
2
2
2
I
1
1
28
A
5-6
3
1
3
3
3
3
1
1
1
4
3
1
1
2
i
2
4
2
i
2
2
28
M.
6-7
7
3
4
4
4
5
2
1
4
8
9
4
3
2
4
I
3
11
2
|
3
27
7-8
11
It
6
4
4
8
3
2
6
10
B
7
4
2
5
4
12
3
it
3
2ft
12
8-9
10
4
7
4
5
8
3
1
6
7
9
6
7
2
7
5
15
6
j
6
4
28
15
9-1O
7
5
7
5
3
7
£
3
2
5
7
8
6
2
6
2
4
7
2
4
3
26
1O-1 1
8
5
B
7
3
9
2
1
5
6
8
7
2
6
3
6
3
4
26
9
1 1-12
6
7
6
9
7
4
8
2
3
4
6
8
4
8
3
7
5
8
6
4
4
4
29
12-1
6
6
5
10
8
3
8
2
3
5
8
8
5
4
7
4
8
5
16
6
3
4
5
28
1-2
8
5
6
12
9
5
8
3
5
4
7
7
5
5
7
6
6
4
22
5
4
5
6
28
2-3
10
S
6
B
10
10
5
9
5
7
8
5
4
5
8
7
33
4
7
5
26
3-4
14
8
6
9
8
10
5
9
3
4
9
9
8
6
5
7
13
21
5
^
6
8
27
4-5
12
10
7
8
9
12
9
10
7
5
13
12
13
7
9
4
6
13
24
7
14
5
9
29
p.
5-6
13
9
6
8
8
9
10
11
6
8
12
9
12
11
7
3
5
7
25
5
9
4
8
29
t5
M.
6-7
11
6
4
7
8
8
5
7
.3
8
6
10
15
7
6
3
4
16
4
5
2
7
29
16
7-8
7
5
4
5
7
10
4
6
2
5
6
6
10
5
6
3
4
17
4
4
2
5
2
-------
ro
CO
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division ol Ail Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-13
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
JAN. 1968
DAY
OF
MONTH
1
3
4
5
6«
7«
8
9
10
11
12
13»
14*
15
16
17
16
19
20«
21«
22
23
24
25
26
27«
28«
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
.08
.o«
.12
.It
.04
.0!
.02
.0-3
.09
.0!
.1!
.02
.04
.02
.06
.09
.04
.03
.07
.11
.07
20
.15
1-2
.01
.0!
.09
.06
.07
.07
.02
.01
.08
.06
.02
.07
.02
.03
.00
.04
.07
.04
.03
.06
.20
.06
.05
.06
23
.20
2-3
.OE
.02
.06
.07
.05
.07
.06
.01
.06
.04
.01
.07
.01
.02
.04
.08
.04
.01
.05
.14
.06
.03
.05
22
.14
3-4
.OE
.02
.0!
.04
.04
.09
.06
.01
.04
.04
.01
.09
.02
.02
.03
.06
.04
.00
.07
.10
.09
.01
.04
22
.10
4-5
.14
.02
.04
.05
.02
.1C
.01
.01
.02
.02
.01
.11
.02
.02
.03
.06
.03
.01
.03
.08
.04
.00
.04
22
.14
5-6
.10
.02
.04
.07
.02
.11
.08
.01
.02
.01
.03
.14
.03
.03
.07
.07
.01
.02
.02
.08
.03
.00
.04
22
.14
6-7
.09
.06
.08
.02
.19
.12
.06
.04
.04
.01
.07
.23
.05
.06
.03
.10
.06
.04
.07
.07
.10
.03
.07
.07
23
.23
7-8
.OE
.06
.10
.04
.29!
.24
.12
.1C
.07
.02
.10
.24
.13
.11
8-9
.oe
.11
.13
.04
.31
.31
.13
.11
.11
.03
.11
.20
.19
.13
.iq .10
.12) .12
J
.o3
^
.10 .16
.10 .14
.13, .15
.15
.03
.13
.11
23
.29
.16
.05
.15
.13
23
.31
9-10
.04
.1C
.16
.02
.19
.19
.11
.1C
.12
.03
.12
.21
.ie
.13
1O-I 1
.0!
.01
.01
.16
.04
.1!
.1C
.09
.11
.04
.11
.1!
.07
.10 .07
.13 .12
J
'.oi
.10
.14
.13
.26
.05
.20
.12
23
.26
.02
.12
.30
.04
.16
.10
20
.30
1 1-12
.03
.07
.15
.03
.09
.07
.10
.04
.12
.10
.11
.07
.13
.02
.13
.22
.05
.13
.09
18
.22
P.M.
12-1
.0!
.oe
.11
.03
.Of
.oe
.13
.04
.12
.06
.07
.11
.1C
.02
.13
.06
.19
.06
.09
.08
19
.19
1-2
.03
.0!
.10
.0!
.0^
.06
.07
.13
.07
.15
.07
.08
.OE
.08
.10
.04
.12
.07
.23
.12
.16
.09
21
.23
2-3
3-4
.0«
.01
.01
.1C
4
.10
4-5
.01
.0<
.01
.OS
.oe
.OE
.13
.11
.13
.1;
.01
.11
.1C
.1C
.1!
.07
.13
.11
.16
.12
.13
.20
.12
22
.20
5-6
.08
.09
.09
.09
.07
.11
.16
.17
.14
.19
.07
.15
.10
.12
.12
.19
.10
.16
.19
.18
.15
.10
.24
.13
23
.24
6-7
.1C
.1C
.oe
.01
.12
.11
.13
.12
.11
.oe
.11
.11
.13
.oe
.16
.07
.09
.12
.16
.12
.10
.20
.11
22
.20
7-8
.1C
.Of
.07
.06
.05
.0?
.1C
.1C
.OE
.01
.1C
.11
.OE
.08
.09
.06
.14
.11
.15
.11
.20
.10
21
.20
8-9
.1]
.0!
.0(
.oJ
.05
.0!
.0<
.1C
.01
.01
.01
.12
.OE
.0!
.07
.01
.07
.17
.09
.14
.OE
.14
.09
22
.17
9-10
.1C
.0<
.12
.oe
.oe
.o<
.OS
.1C
.oe
.oe
.05
.16
.oe
.oe
.OE
.1C
.06
.21
.06
.14
.08
.17
.09
22
.21
IO-1 1
.12
.oe
.11
.07
.0"*
.04
.10
.04
.04
.07
.05
.14
.05
.08
.07
.11
.08
.12
.06
1 1-12
.12
.05
.13
.08
.07
.03
.09
.05
.07
.10
.05
.16
.04
.06
.06
.09
.10
.07
.06
.15
.08
.26
.09
22
.26
.07
.15
.08
21
.16
DAILY
MEAN
.081
.054
.079
.091
.048
.112
.113
.090
.065
.090
.047
.096
.112
.080
.070
.088
.082
.081
,079
.100
,087
.141
.105
,091
.087
.141
NO.
MRS
2:
ie
IE
23
22
11
21
11
11
22
22
22
21
22
2C
17
22
22
18
21
14
21
22
14
480
5-MIN.
MAX.
.15
.12
.14
.17
.14
.35
.37
.21
.16
.21
.11
.21
.30
.20
.16
.21
.15
.25
.22
.22
.21
.33
.29
.22
.37
Indicates Saturday or Sunday
Local standard time used
TABULATED WED, * SEP, 10t 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Mr Quality Section, laboratory ol Engineering and Physical Sciences
Division ol Ail Pollution, Public Health Senice
U. S. Department ol Health, Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati, Ohio 4522S
Table 3-14
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
FEB. 1968
DAY
MONTH
1
2
3«
4«
5
6
7
8
9
10*
11*
12
13
1*
15
16
17«
18«
19
20
21
22
23
24«
25*
26
27
28
29
MEAN
NO.
MAX.
A.M.
12-1
.17
.20
.10
.11
.0!
.0!
.06
.1C
.12
.11
.11
.1C
.07
.13
.07
.06
.12
.10
17
.20
1-2
.0!
.12
.13
.01
.OS
.04
.1C
.04
.04
.01
.06
.08
.07
.01
.05
.11
.06
.04
.09
.07
19
.13
2-3
.03
.1C
.1C
.0!
.07
.03
.06
.02
.02
.06
.04
.0!
.0!
.0!
.04
.07
.06
.03
.03
.06
.05
20
.10
3-4
.02
.01
.0«
.04
.0!
.03
.06
.02
.02
.06
.04
.OS
.04
.0!
.04
.04
.07
.04
.02
.03
.04
20
.07
4-5
.03
.07
.0!
.04
,0«
.o<
.06
.02
.02
.0«
.03
.06
.0!
.07
.06
.02
.08
.02
.05
.05
19
.08
5-6
.04
.06
.04
.05
.08
.04
.07
.02
.03
.13
.04
.06
.07
.09
.01
.02
.10
.04
.06
.05
19
.13
6-7
.12
.08
.04
.11
.2C
.Of
.1C
.04
.0<
.24
.11
.12
.1C
.14
.02
.03
.21
.13
.09
.11
.11
20
.26
7-8
.24
.n
.0!
.1*
.3{
.16
.1C
• 05
.0:
.41
.21
.16
• IS
.21
.06
.03
.3>
.19
.17
.21
.18
20
.40
8-9
.2(
.1!
.04
.23
.4*
.17
.1!
.07
.0!
.43
.22
.1!
.16
.271
.12
.03
.43
.19
.20
.24
.20
20
.44
9-10
.2C
.21
.04
.2C
.3C
.U
.1C
.06
.04
.27
.2C
.12
.14
.27
.09
.03
.36
.14
.18
.21
.18
20
.38
1O-I 1
.If
.17
.04
.11
.1C
.It
.14
.06
.03
.16
.1C
.OS
.17
.04
.04
.14
.11
16
.19
11-12
.16
.16
.05
.15
.11
.08
.04
.03
.14
.06
.08
.04
.16
13
.16
P.M.
12-1
.13
.13
.0!
.12
.os
.04
.04
.02
.1C
.0!
.0!
• 0
-------
CO
CD
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-15
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHlCAGOtlLL.
NITRIC OXIDE
MARCH 1968
DAY
MONTH
1
2«
3«
4
5
6
7
8
9«
10«
11
12
13
14
15
16«
17«
18
19
20
21
22
23«
24«
25
26
27
28
29
30«
3l«
MEAN
NO.
MAX.
12-1
.OS
.11
.23
.OS
.!<
.OS
.07
.09
.26
.14
.05
.05
.11
.09
.06
.12
.56
.05
.01
.05
.06
.06
.10
.10
.06
.02
.02
.01
.05
.44
.02
.11
31
.56
1-2
.08
.Of
.11
.04
.11
.04
.03
.01
.13
.OS
.02
.03
.0?
.08
.04
.07
.42
.02
.02
.02
.04
.OS
.07
.06
.04
.01
.01
.01
.02
.48
.02
.08
31
.48
2-3
.OB
.04
.14
.0!
.11
.0?
.02
.05
.07
,o<
.02
.01
,06
,05
,04
oO*
0*1
.01
.01
.01
.01
.02|
,oS
.06,
.04
.02
.00
.01
.01
.46
.02
.06
31
.*6
3-4
.Of
.03
,0?
.0<
.1C
.02
.01
.0!
.0!
.0!
oOl
,01
0OS
,04
003
o04
06l
oOl
,01
.01
«00
.01
.03
.04
.04
,00
.00
.02
.02
.41
.01
.06
31
.61
4-5
.01
.0!
.01
.0<
.If
.02
.03
.0!
.03
.03
.Oil
.01
.06
,09
oO«
,o
-------
CONTINUOUS MR MONITORING PROGRAM
Ail Quality Section, Laboratory ol Engineering and Physical Sciences
Division of Aii Pollution, Public Health Sereice
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-16
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLOR1METRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
APRIL 1968
DAY
MONTH
1
3
4
5
6«
7«
8
9
10
U
12
14*
15
16
17
18
19
20«
21«
22
23
24
25
26
27«
28«
29
30
MEAN
NO.
MAX.
A.M.
12-1
lie
.02
.oc
.0!
.1!
.04
.02
.01
.04
.02
.oc
.04
.01
(Oe
.18
.02
.04
.05
18
.18
1-2
.oe
.01
.oc
.01
.oe
.02
.02
.oc
.oc
.06
.OC
.02
.94
.10
.02
.01
.03
16
.10
2-3
.oc
.01
.oc
.oc
.02
.oe
.02
.01
.oc
.oc
.02
.oc
• 02
.03
.03
.01
.00
.02
17
.08
3-4
.OC
.04
.OC
.OC
.00
.06
.01
.01
.OC
.OC
.06
.OC
.01
.01
.01
.01
.00
.01
17
.06
4-5
.OC
.0!
.OC
.OC
.01
.0!
.01
.01
.OC
.01
.0!
.00
.00
.01
.01
.00
.02
.01
17
.05
5-6
.02
(06
.01
.00
.01
.0*
.02
.01
.00
.04
.04
.00
.01
.02
.00
.00
.15
.03
17
.15
6-7
.06
• 1C
(0!
.02
.07
.01
.02
• 04
.02
.07
.OE
.02
.02
.02
.04
.02
.11
.01
.01
.31
.06
20
.31
7-e
•U
.11
.OS
.13
.oe
.02
.0!
.04
.19
.12
.0!
.02
.07
.oe
.07
.15
.04
.02
.19
.08
20
.19
8-9
.11
.01
.06
.12
.03
.01
.02
.04
.16
.12
.04
.02
.08
.06
.09
.17
.06
.02
.11
.07
20
.17
9-1O
•Si
.oe
.12
.0!
.08
.02
.01
.02
.02
.11
.06
.02
.02
.05
.04
.07
.14
.05
.01
.05
.09
.06
21
.14
1O-1 1
.OE
.1C
.0!
.OC
.OC
.OC
.OC
.06
.0!
.01
.02
.04
.02
.10
.02
.01
.03
.08
.04
18
.10
1 1-12
.03
.08
.02
.00
.00
.00
.03
.04
.00
.02
.03
.01
.01
.01
.04
.05
.02
16
.08
P.M.
12-1
*13
.02
.OC
.oc
.oc
«0(
.02
.03
.OC
.0!
.01
.00
.01
.01
.03
.06
.02
17
.13
1-2
.01
.12
.02
.03
.OC
.OC
.OC
.oc
.oc
.01
.oc
.11
.02
.07
.02
.02
.01
.09
.03
18
.12
2-3
3-4
.02
.OC
.01
.01
.01
.03
6
.03
4-5
.12
.It
.0!
.0!
.OC
.OC
.02
.02
.11
.02
.02
.01
.01
.02
.1!
.24
.01
.oe
.0!
.12
.01
21
.24
5-6
.15
.19
.07
.07
.07
.04
.00
.03
.02
.09
.03
.04
.01
.05
.01
.13
.20
.02
.12
.04
.08
.07
21
.20
6-7
II!
.OE
.1C
.oe
.06
.oc
.0:
.01
.OS
.03
.02
.0!
.04
.OE
.15
.06
.10
.03
.09
.07
20
.15
7-8
.12
.1!
.03
.12
.0!
.OC
.OC
.02
.02
.OS
.0<
.01
.01
.06
.11
.1C
.02
.12
.06
.11
.06
20
.15
8-9
.1!
.12
.01
.1C
.02
.01
.OC
.02
.oe
.02
.01
.01
.0!
.1C
.12
.03
.11
.10
.12
.06
20
.15
9-10
.11
.Ot
.OC
.11
.02
.02
.OC
.02
.0!
.OS
.02
.01
.OC
.06
.11
.12
.04
.12
.OE
.12
.06
20
.13
10-1 1
.OE
,02
.OC
.OF
.01
.OC
.oc
.02
-.0!
.06
.01
.OC
.01
.OS
.16
.02
.16
.08
.13
.06
19
.16
1 1-12
.10
.02
oOO
.07
.04
.02
.01
.02
.05
.04
.00
.05
.07
.18
.02
.14
.08
.10
.06
18
.18
MEAN
.075
.094
.038
.045
.046
.035
.00?
.021
.018
.062
.043
.012
.024
.048
.025
.083
.111
.034
.050
.055
.094
.048
.111
NO.
OF
MRS
2(
22
IS
23
IS
23
2!
2;
2:
22
22
21
16
16
15
14
19
22
22
13
22
411
MAX.
.18
.22
.15
.14
.16
.17
.05
.06
.07
•22
.17
.06
.13
.09
.08
.17
.28
.21
.17
.11
.35
.35
CO
* Indicates Saturday or Sunday
Local standard time used
TABULATED WEO». SEP, I0f 19*9
-------
CO
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratoiy ol Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-17
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHlCAGOttLL.
NITRIC OXIDE
1968
DAY
OF
MONTH
1
2
3
4«
5«
6
7
8
9
10
11«
12*
13
14
15
16
17
18*
19*
20
21
22
23
24
25*
26*
27
28
29
30
31
MEAN
NO.
MAX.
12-1
.0'
»1(
.0«
.06
.OS
.03
.03
.00
.02
.04
.11
.12
.04
.01
.06
.01
.01
.19
.05
.05
.10
.17
.07
.04
.16
.17
.01
.04
.04
.05
.19
.07
31
.19
1-2
.02
.05
1 0^
.0!
.04
.01
.02
.OC
.0!
.03
.06
.08
.03
.00
.04
.01
.00
.18
.05
.03
.06
.16
.04
.02
.10
.09
.00
.03
.03
.02
.11
.05
31
.18
2-3
.02
.02
.02
.02
.02
.11
.00
.OC
.OC
.02
.04
.04
.02
,oc
.04
.OC
.00
.12
.05
.01
.05
.12
.03
.00
.05
.04
.00
.02
.03
.02
.09
.03
31
.12
3-4
.02
.02
.01
.01
.01
.12
.00
.OC
.00
.03
.03
.02
.02
.01
.05
.00
.00
.07
.04
.00
.05
.10
.01
.00
.03
.02
.00
.01
.03
.01
.06
.03
31
.12
4-5
.02
.02
.01
.OC
.01
.11
.OC
.01
.00
.05
.01
.01
.01
.01
.06
.00
.01
.08
.03
.02
.06
.10
.01
.00
.02
.00
.01
.01
.02
.00
.05
.02
31
.11
A
5-6
.07
.14
.06
.01
.01
.26
.02
.05
.03
.08
.03
.01
.06
.02
.11
.01
.08
.10
.03
.09
.18
.16
.09
.05
.04
.00
.05
.06
.08
.02
.09
.07
31
.26
.M.
6-7
.!<
.22
.14
.0!
.01
.26
.05
.08
.06
.14
.0!
.01
.08
.05
.20
.03
.12
.10
.03
.23
.26
.19
.17
.13
.08
.01
.09
.12
.14
.02
.21
.11
31
.26
7-8
.14
.11
.18
.01
.01
.21
.07
.07
.07
.12
.09
.01
.10
.12
.20
.05
. 14
.06
.04
.15
.21
.18
.16
.11
.02
.08
.14
.16
.03
.15
.11
31
.21
8-9
• 1 *
.12
.16
.OC
.01
.14
.01
.0!
.01
.06
.09
.02
.05
.10
.01
.05
.06
.05
.03
.07
.19
.17
.12
.14
.01
.11
.12
.14
.02
.03
.09
31
.19
9-10
.0"
.0*
.12
.0!
.02
.12
.04
.02
.06
.04
.1C
.02
.09
.04
.05
.05
.04
.05
.17
.06
.08
.15
.09
.13
.03
.10
.09
.08
.01
.00
.07
30
.17
10-1 1
.06
• Ot
.02
.02
.14
.03
.03
.04
.1C
.01
.06
.03
.05
.03
.04
.15
.07
.05
.14
.09
.13
.03
.07
.07
.09
.01
.06
26
.15
1 1-12
.03
.10
.03
.03
.14
.03
.02
.04
.09
.02
.05
.04
.08
.01
.03
.09
.10
.12
.08
.14
.05
.06
.09
.07
.02
.06
25
.14
12-1
.0;
.Oi
.04
.04
.03
.02
.04
.0!
.01
.01
.04
.04
.06
.02
.07
.08
.06
.14
.07
.15
.11
.07
.09
.13
.03
.02
.06
26
.15
1-2
.02
.Oi
.Oi
.04
.06
.04
.02
.06
.07
.01
.04
.05
.0-3
.05
.10
.02
.07
.07
.09
.05
.17
.10
.15
.10
.05
.15
.04
.03
.07
28
.17
2-3
.02
1
.03
3-4
.10
1
.10
4-5
.1!
.1]
.06
.12
.04
.0!
.06
.Of
.08
.05
.1C
.03
.07
.06
.05
.04
.10
.13
.09
.OS
.17
.2!
.18
.09
.06
.12
.12
.04
.06
.09
29
.25
p
5-6
.17
.10
.08
.14
.02
.03
.07
.08
.07
.10
.04
.02
.06
.05
.05
.04
.12
.12
.07
.05
.16
.17
.16
.08
.09
.14
.11
.05
.02
.08
29
.17
M.
6-7
.12
.IS
.Oi
.12
.12
.02
.05
.06
.0!
.16
.07
.03
.04
;04
.03
.07
.10
.05
.05
.13
.16
.12
.04
.12
.13
.07
.05
.00
.08
29
.IS
7-8
. 1 •
,2t
.Oi
.12
.14
.04
.01
.11
.0<
'.ol.
.06
.04
.04
.05
.08
.11
.11
.07
.12
.18
.1C
.02
.09
.12
.08
.07
.OC
.OS
30
.20
8-9
.1!
.li
. Ot
.0^
.14
.OC
.OS
.05
.OS
.0*
.16
.02
.06
.04
.04
.1C
.08
.13
.09
.06
.14
.23
.10
.05
.07
.07
.11
.08
.05
.OS
31
.23
9-10
.12
.1C
.12
.OS
.14
.12
.01
.OC
.06
.OS
.04
.13
.04
.0!
.03
.03
.11
.03
.18
.15
.0<3
.12
.24
.13
.08
.06
.10
.14
.11
.13
.1C
31
.24
10-11
.li
.12
.16
.12
.12
.12
.01
.0!
!l5
.01
.01
.01
.06
.01
.02
.12
.05
.11
.19
.15
.OS
.IS
.18
.06
.06
.08
.12
.21
.OS
.1C
31
.21
1 1-12
.13
.09
.12
.15
.05
.07
.02
.03
.06
.15
.13
.05
.01
.07
.02
.04
.15
.07
.09
.25
.14
.09
.14
.18
.03
.05
.06
.08
.27
.05
.10
31
.27
DAILY
MEAN
.095
.088
.108
.064
.051
.132
.026
.033
.046
.073
.066
.057
.044
.044
.061
.031
.066
.068
.069
.112
• 1 * t
.106
.114
.114
.114
.116
.051
.058
.080
.091
.052
.070
.074
.132
NO.
OF
MRS.
U
2C
2!
22
22
21
2C
22
2C
22
22
22
11
22
22
IS
22
22
22
22
23
20
22
22
22
22
22
21
22
22
2C
651
5-MIN.
MAX.
.19
.28
.24
.18
.16
.37
.08
.11
.09
.18
.15
.23
.13
.16
.26
.07
.19
.21
.22
.29
.29
.30
.20
.29
.21
.20
.14
.17
.18
.28
.25
.37
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED, * SEP, 10% 1969
-------
CONTINUOUS MR MONITORING PROGMM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U. S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-18
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLOR1METRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
JUNE 1968
DAY
MONTH
i«
2*
3
4
5
6
7
8«
9«
10
11'
12
13
14
15«
16*
17
18
19
20
21
22«
23*
24
25
26
27
28
29*
30«
MEAN
NO.
MAX.
A.M.
12-1
0^
• 0*
.06
.OS
.04
.02
.12
.02
.03
.01
,04
.oc
.09
.01
.03
.02
.06
.04
.01
.05
.1C
.02
.04
.04
.04
.03
.02
.02
.04
28
.12
1-2
.04
.03
.03
.03
.02
.02
.09
.1C
.01
.01
.OC
.01
.05
.01
.01
.05
.04
.01
.04
.08
.01
.02
.03
.03
.02
.02
.01
.03
27
.10
2-3
.01
.01
.01
.02
.01
.01
.06
.11
.01
.01
.OC
.oe
.03
.02
.01
.05
.05
.02
.0!
.01
.01
.02
.01
.02
.01
.01
.02
26
.11
3-4
.OC
.OC
.03
.01
.01
.02
.04
.09
.00
.01
.OC
.OC
.02
.01
.OC
.01
.04
.10
.01
.04
.03
.01
.01
.02
.02
.02
.01
.02
27
.10
4-5
.OC
.OC
.02
.03
.02
.03
.03
.06
.00
.OC
.OC
.OC
.03
.OC
.0]
.02
.05
.14
.01
.03
.0!
.02
.01
.02
.02
.02
.01
.02
27
.1*
5-6
.00
.00
.05
.09
.05
.05
.05
.05
.04
.01
.02
.05
.02
.04
.00
.06
.05
.08
.17
.05
.03
.03
.08
.05
.03
.04
.05
.02
.01
.04
29
.17
6-7
.01
.OC
.09
.01
.1C
.09
.08
.04
.08
• .08
.03
.05
.05
.03
.01
.07
.06
.11
.06
.01
.03
.06
.11
.12
.04
.05^
.07
.02
.01
.06
29
.12
7-8
.02
.OC
.06
.04
.11
.09
.1C
.02
.06
.1C
.05
.05
.08
.OS
.01
.08
.1C
.1C
.01
.09
.03
.03
.07
.19
.05
.07
.07
.03
.01
.06
29
.19
8-9
.02
.OC
.04
.01
.06
.04
.01
.01
.04
.05
.05
.05
.04
.01
.05
.12
.061
.05
.01
.02
.02
.06
.19
.07
.06
.05
.04
.01
.05
28
.19
9-10
.04
.OC
.02
.01
.03
.02
.03
.01
.02
.03
.04
.06
.02
.04
.12
.05
.02
.02
.01
.15
.08
.05
.03
.04
.01
.04
25
.15
1O-1 1
.01
.OC
.02
.01
.02
.01
.02
.OC
.01
.06
.02
.01
.06
.02
.04
.11
.06
.01
.02
.OC
.11
.04
.05
.07
.01
.03
25
.11
1 1-12
.02
.03
.00
.01
.02
.02
.00
.01
.01
.08
.02
.00
.06
.04
.03
.07
.03
.02
.03
.10
.04
.04
.08
.01
.03
24
.10
P.M.
12-1
.0;
.oc
.02
.oc
.oc
.01
.oc
.03
.01
.01
.oc
.06
.04
.02
.04
.03
.04
.OC
.03
.04
.09
.04
.05
.05
.01
.03
25
.09
1-2
.01
.oc
.03
.03
.01
.OC
.02
.08
.02
.05
.03
.04
.03
.03
.05
.02
.05
.11
.04
.05
.031
.01
.03
22
.11
2-3
3-4
.01
.08
.08
.05
.OC
.01
6
.08
4-5
.01
.02
• 03
.01
.0!
.01
.01
.01
.1C
.03
.oe
• 0'.
.oc
.04
.05
.01
.O1
.04
.03
.1C
.10
.04
.01
.0!
.031
.01
.05
26
.10
5-6
.05
.02
.02
.01
.05
.02
.01
.01
.06
.07
.06
.06
.06
.06
.08
.03
.07
.02
.04
.07
.10
.09
.05
.08
.03
.01
.01
.04
27
.10
• 6-7
.05
.OE
.01
.09
.02
.04
.04
.01
.01
.05
.08
.01
.05
.01
.05
.08
.01
.02
.0!
.06
.08
.01
.0<
.01
.03
.02
.02
.05
28
.09
7-8
.06
.05
.01
.04
.0?
.05
.04
.01
.04
.05
.08
.05
.06
.06
.1C
.06
.1C
.05
.06
.06
.08
.01
.0*
.06
.04
.03
.02
.05
28
.1C
8-9
.0;
.OS
.OJ
.0*
.0'
.06
.06
.OE
.05
.03
.05
.06
.0'
.oe
.06
.01
.06
.0!
.1C
.06
.06
.05
.06
.OS
.06
.03
.06
26
.10
9-10
.0*
.02
.03
• 0^
.03
.06
.01
.1C
.01
.04
.06
.05
.01
.1C
.01
.01
.04
.06
.06
.11
.1C
.09
.0<
.05
.03
.05
.03
.06
27
.11
10-1 1
.Of
.0!
.04
.01
.01
.-1C
.06
.01
.04
.Of
.11
.OF
.01
.01
.01
.05
.OF
.Of
.0*
.01
.01
.05
.05
.03.
.04
.06
27
.11
1 1-12
.09
.09
.05
.04
.04
.07
.07
.04
.04
.02
.11
.06
.02
.09
.06
.03
.07
.06
.03
.07
.07
.05
.04
.04
.03
.02
.05
26
.11
MEAN
.029
.013
.045
.030
.041
.031
.053
.040
.032
.024
.044
.039
,04Z
.057
.040
.046
.062
.056
.063
.045
.036
.048
.062
.OR3
.040
.049
.039
.033
.015
.043
.083
NO,
OF
MRS
IE
1!
2 1
22
2l:
21
22
23
22
I*.
11
21
1!
22
23
21
22
22
22
15
22
2C
19
22
22
22
IB
22
23
592
MAX.
.12
.07
.14
.11
.13
.11
.15
.12
.14
.12
.12
.11
.11
.17
.11
.13
.15
.13
.21
.12
.09
.13
.14
.21
.10
.10
.08
.10
.05
.21
CO
CO
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.« SEP. 10» 1969
-------
CO
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory ol Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-19
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
JULY 1968
DAY
MONTH
1
2
3
4
5
6«
7«
8
9
10
11
12
13«
14*
15
16
17
18
19
20«
21*
22
23
2*
25
26
27«
28«
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
•?A
.02
.o<
.02^
.12
.03
.01
.05
.03
.0!
.02
.02
.01
.02
.01
.01
.03
.02
.04
.01
.01
.03
.03
.04
.08
.06
.10
.06
.00
.03
29
.12
1-2
.01
.01
.06
.01
,0{
.03
.OC
.01
.03
.041
.03
.01
.02
.02]
.01
.01
.02
.01
.04
.01
.01
.041
.02
.03
.05
.06
.09
.05
.00
.03
29
.09
2-3
.01
.01
.o<
.01
.0!
.02
.OC
.01
.03
.02
.03
•°1
.02
.02
.00
.01
.01
.01
.05
.02
.OC
.04
.01
.02
.04
.04
.07
.03
.00
.02
29
.07
3-4
.01
.01
.03
.03
.01
.03
.02
.OC
.01
.03
.02
.02
.01
.01
.02;
.01
.01
.01
.01
.05
.01
.00
,01
.01
002
.02,
.03
.06
.00
.00
.02
30
.06
4-5
.02
.01
.03
.03
.01
.02
.03
.01
.02
.03
5-6
.05
.04
.08
.03
.02
.02
.04
.03
.05
.08
.03 .06
.03
.01
.02
.03
.01
.01
.02
.02
.03
.01
.01
.03
.01
.02
.03
.01
.03
.04
.02
.02
.04
.03
.02
.03
.04
.11
.05
o09
..02j .02
.02 .01
.08
.01
too
.02
30
.08
.14
.03
.01
.04
30
.14
6-7
.06
.0!
.11
.03
.02
.02
.06
.0!
.OE
.11
.12
.031
.01
.04
.06
.03
.03
.07
.02
.02
.07
.07
7-8
.01
.Of
.12
.03
.02
.03
.0<
.06
.11
.0^
.12j
.04
.01
.05
.06
.02
.04
8-9
.06
.0<
.12
.02
.02
.02
.01
.01
.06
.07
.12
.05
•°2
.04
.06
.02
.OBJ
.02 .02
.01 .01
.07 .05
.06 ,03
.14 .15 .11
.10
.12
.041
.02
.25
.12
.03
.07
30
.25
.11 .07
.oj .05
.05 .05
.02 .03
.241 .18
.13
.06
.07
30
.24
.06
.05
.06
28
.18
9-10
.0«
.0<
.Of
.02
.02
.01
.06
.0!
.06
.06
.06
.04
.01
.03
.04
.01
003
.041
.01
.01
.oi
.06
.05
.04
.031
.03
.03
.04
.04
28
.08
10-11
.0!
.01
.02
.02
.01
.0<
.02
.01
.0!
.02
.01
.oi
.02
.02
.OC
.03
.041
.01
.01
.03
.Oil
.07
.06
.03
.02
.03
.00
.04
.03
28
.07
1 1-12
.04
.04
.04
.02
.01
.01
.03
.01
.07
.05
.02
.01
.01
.01
.00
.02
.04
.01
.01
.03
.02
.03
.04
o03
.04
.03
.03
.02
.03
28
.07
P.M.
12-1
.0*
.0(
.o<
.01
.01
.01
.02
.02
.01
.o<
.01
.01
.OC
.01
.02
.OC
.02]
.04
.01
,01
.03
.03
,04
.06
,04
.07
.05
.00
.03
.03
29
.07
1-2
.0:
.Of
.0!
.01
.02
.01
.01
• Of
.06
.03
.01
.01
.OC
.01
.01
.02
.04
.01
.01
.02
.01
.03
.04
.07
.05
.0!
.01
.03
.03
28
.08
2-3
.02
1
.02
3-4
.02
.01
.01
.OE
.06
.0?
.02
.01
.oi
.01
.01
.01
.03
.02
.02
,00
.03
.02
.05
.07
.05
.05
.05
.01
.07
.03
25
.08
4-5
.0;
.1C
.02
.Oi
.02
.02
.1C
.06
,0<
.02
.01
.01
.01
.01
.01
.02
.02
.03
.01
.03
.05
.04
.08
.06
.06
.05
.01
.01
.04
.04
29
.10
5-6
.01
.09
.02
.04
.02
.01
.07
.06
.04
.02
.01
.01
.01
.01
.01
.02
.02
.04
.01
.02
.08
.05
.07
.06
.06
.07
.06
.00
.05
.04
29
.09
6-7
.O;
.OJ
.02
.0-
.02
.01
.0!
.05
.0<
.03
.01
.01
.01
.01
.01
.03
.02\
.03
.01
.04
.03
.05^
.07
,06.
.06
.0^
.04
.00
.04
.03
29
.08
7-8
.02
.OC
.0:
.04
.01
.01
.0!
.06
.n<
.03
.02
.02
.02
.01
.01
.04
.02
.03
.01
.03
.05
8-9
.0-
.Of
.02
.04
.03
.03
.06
.OC
.0"
.03
.03
.02
.02
.01
.01
.04
.02
.03
.02
9-1O
.0:
.01
.02
.0<
.0'
.03
.01
.01
.06
.04
.03
.02
.03
.01
.02
,o3
.03
.03
.02
10-1 1
.0'
.Of
.02
.Of
. .0-
.01
.-01
.Of
.OF
.04
.03
.02
.02
.01
.02
.04
1 1-12
.04
.06
.02
.10
.04
.01
.05
.06
.07
.03
.02
.02
.02
.01
.01
.05
.04 .03
.021 .01
.02J .02
.02 .04J ,05J .04
.04 .06J .071 .07
.04| .06, .07i .06' .05
.06
.0'6
.OE
.08
.03
.00
.05
.04
29
.08
.OS
old
.0^ .08 .06
.OT| .07 .11
.10 ol^ .10 .08
.111 .13
.02 .03
.01
.06
.04
29
.11
.00
.09
.05
29
.13
.13 .11
.03 .05
.00 .00
.12
• 10.
.05 .05
29
.13
29
.11
MEAN
.030
.052
.065
.023
.029
.027
.027
.042
.055
.050
.041
.022
.012
.020
.023
.010
.026
.031
.020
.019
.031
.038
NO.
OF
MRS
??
21
U
1?
2?
23
24
21
2!
?'
2-
2]
23
23
22
22
2?
22
23
23
23
MAX.
.08
.12
.14
.04
.12
.12
.08
.12
.13
.12
.14
.06
.03
.06
.07
.03
.06
.10
.04
.06
.08
22! .10
.058 23 .17
.059
.056
,055
.054
.089
.025
.040
.037
.089
22
23
23
23
18
23
23
664
.14
.14
.14
.14
.27
.15
.12
.27
* Indicates Saturday or Sunday
Local standard time used
ABULATED WED.. SEP. 10» 1969
-------
CONTINUOUS MR HONITOIHN6 KOGMM
Air Quality Section, Liberator} of Enjineering and Physical Sciences
Division of Air Pollution, Public Health Senice
U.S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Enginterint Center
Cincinnati, Ohio 45226
Table 3-20
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITRIC OXIDE
AUG. 1968
DAY
OF
MONTH
1
2
3«
4«
9
6
7
8
9
10*
U«
12
13
14
19
16
17«
18*
19
20
21
22
23
24*
29«
26
27
28
29
30
31«
MEAN
NO.
MAX.
A.M.
12-1
•9S
.1C
.04
.11
.04
.0!
.0!
.01
.06
.03
.06
.0!
.01
.06
.05
.03
.04
.0!
.01
.01
.03
.01
.04
.02
.03
.06
.04
.09
.20
.1*
.04
.09
31
.20
1-2
.0!
.1!
.01
.01
.02
.06
.01
.02
.06
• 02
.06
.0!
.01
.01
.02
.62
.02
.04
.01
.01
.04
.02
.04
.01
.02
.04
.03
.07
.09
.05
.06
.04
31
.19
2-3
.03
.K
.01
.Of
.01
.06
.01
.01
.04
.02
.Of
.04
.01
.03
.02
.02
.02
.02
.01
.02
.09
.01
.09
.01
.01
.02
.07
.1*
.06
.02
.03
.04
31
.18
3-4
.0!
.!(
.Of
.0!
.01
.0!
.01
.01
.03
.01
.06
.0!
.01
.02
.01
.02
.02
.01
.00
.04
.04
.01
.07
.01
.01
.02
.08
.21
.04
.09
.04
.04
31
.21
4-5
.01
• 1C
.06
.0!
.01
.0!
.01
.01
.04
.01
.03
.06
.02
.02
.02
.0!
.02
.01
.01
.01
.03
.01
.07
.02
.01
.04
.03
.23
.0!
.03
.03
.04
31
.29
5-6
.06
.12
.06
.09
.06
.06
.03
.08
.11
.01
.04
.10
.02
.09
.07
.09
.03
.01
.02
.03
.09
.09
.09
.03
.02
.14
.10
.35
.20
.07
.08
.07
31
.33
6-7
.Of
.1;
.Of
.01
.1C
.11
.1!
.11
.03
.0!
.19
.03
.01
.09
.oV
.04
.02
.04
.07
.14
.09
.16
.03
.03
.14
.19
.30
.2!
.09
.09
.11
30
.90
7-8
.1C
.14
.13
.06
.1C
.11
.11
.11
.!«
.03
.0!
.12
.04
.07
.10
.07
.04
.02
.04
.06
.1*
.11
.13
.03
.02
.14
.17
.22
.18
.14
.09
.10
31
.22
8-9
.09
.1C
.09
.03
.06
.01
.0!
.01
.03
.03
.09
.02
.0!
.01
.01
.04
.02
.02
.04
.07
.06
.08
.03
.02
.12
.12
.09
.1*
.12
.07
.07
30
.14
9-1O
.01
.01
.01
.03
.!(
.0!
.02
.04
.02
.01
.06
.09
.04
.03
.02
.02
.02
.04
.02
.10
.02
.03
.08
.08
.06
.09
.07
.03
.05
28
.10
10-11
.03
.04
.02
.06
.04
.0!
.04
.02
.OC
.09
.04
.Of
.02
.02
.02
.01
.03
.03
.07
.02
.04
.09
.07
.05
.08
.04
.06
.04
27
.09
1 1-12
.02
.04
.01
.04
.02
.02
.04
.02
.00
.04
.04
.02
.03
.02
.02
.00
.02
.02
.04
.02
.04
.08
.05
.05
.07
.02
.04
.03
27
.08
P.M.
12-1
.Of
.02
.02
.01
.02
.03
.01
.04
.02
.01
.04
.02
.0]
.02
.02
.02
.00
.01
.01
.02
.01
.05
.08
.04
.03
.03
.03
.04
.03
28
.08
1-2
.01
.01
.03
.01
.02
.1C
.01
.03
.02
.03
.04
.02
.01
.02
.01
.02
.01
.01
.01
.02
.01
.09
.06
.12
.04
.04
.04
.06
.03
28
.12
' 2-3
3-4
.01
.02
.Of
.02
.01
.03
.04
.04
.02
.03
.03
.01
.12
.07
.08
.09
.08
.04
.09
18
.12
4-5
.01
.02
.Of
.02
.02
.OC
.0!
.02
.01
• 0<
.Of
.02
.01
.0!
.06
.0]
.04
• Of
.02
.01
.02
.04
.03
.01
.11
.OC
.09
.08
.06
.1C
.0!
.04
31
.11
5-6
.08
.02
.06
.03
.03
.00
.04
.06
.01
.04
.08
.01
.01
.05
.07
.03
.04
.03
.02
.01
.02
.02
.02
.02
.12
.09
.08
.09
.07
.09
.06
.04
31
.12
6-7
.Of
.02
.02
.02
.02
.OC
.03
.OS
.01
.04
.0!
.01
.01
.0!
.06
.06
.03
.04
.02
.00
.03
.09
.02
.02
.12
.07
.07
.08
.08
.09
.09
.04
31
.12
7-8
.1C
.04
.04
.02
.02
.01
.04
.0?
.01
.04
.0!
.02
.02
.05
.0<
.0!
.03
.05
.02
.01
.04
.03
.04
.03
.12
,oi
.08
.09
.07
.07
.07
.05
31
.13
8-9
.1C
.01
.0!
.0!
.04
.04
.Of
.OS
.02
.04
.Of
• 02
.02
.Of
.06
.04
.04
.04
.01
.02
.06
.02
.06
.03
.13
.0{
.1C
.OE
.08
.13
.04
.05
31
.13
9-10
.1C
.0!
.01
.01
.0!
.02
.01
.Of
.02
.06
.04
.01
.01
.06
.04
.04
.05
.Of
.02
.05
.06
.03
.05
.04
.12
.07
.12
.11
.08
.14
.04
.06
31
.14
IO-1 1
.0!
.04
.1!
.11
.0!
.05
.Of
.OS
;03
.08
.02
.01
.01
.1C
.03
.06
.06
.01
.04
.Of
.05
.04
.06
.04
.11
.07
.11
.15
.12
.13
.04
.07
31
.15
1 1-12
.05
.06
.14
.06
.05
.08
.06
.07
.03
.07
.07
.00
.05
.07
.03
.05
.06
.03
.02
.04
.02
.04
.04
.04
.08
.06
.08
.18
.15
.07
.04
.06
31
.18
DAILY
MEAN
.066
.071
.066
.043
.040
.047
.048
.057
.045
.035
.046
.046
.022
.051
.047
.038
.033
.032
.020
.023
.045
.033
.057
.021
.061
.075
.087
.132
.099
.078
.051
.052
.132
NO.
OF
MRS.
21
2!
2!
22
11
It
21
z:
22
22
22
11
22
22
22
25
23
23
22
22
23
23
23
2!
23
23
23
23
23
22
23
681
S-MIN.
MAX.
.14
.19
.18
.13
.12
.11
.22
.16
.19
.09
.09
.16
.09
.12
.12
.13
.07
.09
.05
.10
.16
.13
.19
.06
.16
.20
.21
.56
.39
.21
.12
.56
CO
en
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
CO
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U. S. Department ot Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-21
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLOR1METRIC ANALYSIS
CHICAGO.ILL.
NITRIC OXIDE
SEPT. 1968
DAY
MONTH
J*
3
4
5
6
7«
8«
9
10
U
12
13
14«
15«
16
17
18
19
20
21*
22«
23
24
25
26
27
28«
29*
30
MEAN
NO.
MAX.
A.M.
12-1
.03
to«
.03
.02
.01
.OA
.1!
.o<
.01
.03
.02
.1*
.H
.04
.06
.01
.oe
.03
.03
.05
.08
.07
.09
.03,
.05
.17
.16
.09
.33
.07
.07
30
.33
1-2
.03
.03
.02
.01
.01
.02
.11
.02
.OC
.03
.01
.09
.21
.03
.07
.01
.01
.01
.01
.04
.06
.04
.05
.02
.03
.13
.13
.07
.25
.06
.05
30
.25
2-3
.02
.02
.0!
.01
.01
.01
.OE
.02
.01
.03
.01
.07
.24
.02
.05
.01
.01
.02
.01
.03
.0!
.03
.04
.02
.03
.08,
.08
.05
.14
.05
.04
30
.24
3-4
.01
.02
.02
.01
.01
.0!
.1C
.01
.01
.01
.01
.07
.22
.02
.03
.01
.01
.01
.01
.05
.04
.02
.04
.02
.02
.09
.06
.04
.23
.05
.04
30
.23
4-5
.01
.02
.05
.02
.02
.03
.16
.01
.02
.0!
.02
.07
.1C
.04
.03
.01
.01
.01
.02
.10
.06
.03
.09
.02
.02
.06
.08
.02<
.20
.07
.05
30
.20
5-6
.02
.03
.09
.06
.06
.08
.21
.03
.04
.09
.10
.10
.22
.07
.03
.05
.02
.03
.04
.19
.11
.02
.18
.03
.05
.13
.13
.05
.13
.11
.08
30
.22
6-7
.02
.0!
.l<
.OC
.12
.12
,3C
.03
.Ot
.17
.2C
.29
.24
.1C
.04
.06
.04
.oe
.1C
.27
.17
.03
.22
.08!
.16
.321
.19
.22
.11
.22
.14
30
.32
7-8
.02
.0!
.U
.11
.19
.13
.12
.02
.1C
.24
.24
.34
• 1C
.11
.06
.08
.05
.12
.11
.30
.16
.0«
8-9
.02
.0<
.1C
.0(
.It
.11
.Ot
.02
.12
.19
.17
.U
.n
.1C
.04
.07
.04
.13
.OC
.24
.15
.OS
.22 ,2C
.13 .16
.20
.40
.19
.22
.11
.25
.15
30
.40
.11
.27
.15
.10
.10
.16
.12
30
.27
9-10
•2 =
.02
.11
.02
.14
.1C
.0!
.01
.Ot
.16
.13
.OS
.oe
.07
.05
.06
.04
.07
.061
.16
.14
.09
.06
.06
.11
.10
.07
.05
.10
.06
29
.16
IO-1 1
•2i
.02
.1C
.0]
.1C
.02
.0<
.01
.OC
.14
.11
.01
.03
.04
.02
.04
.04
• 1C
.03
.12
.14
.09
.oe
.05
.09
.06
.06
.0!
.06
28
.14
1 1-12
.05
.02
.07
.01
.08
.02
.03
.01
.06
.07
.08
.07
.02
.02
.03
.05
.04
.06
.05
.07
.11
.09
.12
.05
.07
.06
.06
.03
• 06
.05
29
.12
P.M.
12-1
•2;
.0]
.01
.02
.07
.02
.02
.01
.0!
.01
.01
.01
.01
.02
.04
.02
.03
.OE
.0!
.04
.06
.07
.0;
.09
.04
.06
.06
.0!
.02
.05
.04
30
.09
1-2
.02
.01
.01
.02
.01
.02
.02
.01
.0!
.12
.0^
.oe
.02
.01
.06
.03
.03
.12
.05
.06
.01
.oe
.04
.06
.04
.06
.10
.06
.02
.04
.05
30
.12
2-3
3-4
.02
.01
,0<
.01
.01
.03
.11
.11
8
.11
4-5
.04
.02
.01
.Ot
.1C
.06
.0!
.02
.Ot
.14
.Ot
.oe
.0!
.02
.08
.02
.06
.Ot
.Ot
.05
.07
.13
.01
.0!
.06
.1C
.1!
.07
.06
.04
.06
30
.15
5-6
.05
.07
.01
.03
.08
.05
.05
.02
.06
.12
.12
.07
.09
.02
.06
.02
.06
.06
.10
.05
.05
.09
.08
.05
.05
.11
.12
.09
.07
.04
.06
30
.12
6-7
.06
.01
.01
.02
.05
.Of
.0<
.0<
.Oe
.11
.OS
.oe
.it
.oe
.03
.01
.04
.04
.ot
.05
.1C
.11
•°3
.oi
.07
.06
.1C
.07
.OS
.07
.07
30
.16
7-8
.01
.0(
.02
.02
.06
.12
.0!
.0<
.Oe
.11
.1C
.14
.2!
.IE
.02
.01
.04
.04
.1C
.01
.Ot
.1C
.06
.OE
.06
.04
.oe
.oe
.0;
.07
.oe
30
.25
8-9
.06
.Of
.02
.0!
.01
.1!
.06
.04
.OC
.OS
.OE
.2C
.2C
.1C
.02
.01
.03
.04
.Oil
.09
.1?
.OS
.06
.091
.10
.06
.1C
.OS
.OS
.08
.Ot
30
.20
9-10
.oe
.09
.0;
.o<
.OS
.16
.01
.02
.oe
.1C
.11
.IE
.14
.01
.03
.01
.04
.0!
.06
.07
.11
.06
.06
.Ot
.12
.14
.1C
.1C
.11
.07
.08
30
.IE
1O-I 1
.01
.08
.0'
.04
.OS
.2C
.06
.02
;o-
.1C
.IE
.2!
.1C
.OS
.04
.01
.04
.0!
11-12
.07
.06
.02
.03
.08
.18
.06
.01
.04
.07
.21
.21
.0*
.14
.04
.01
.03
.04
.09J .10
.09. .07
.08 .09
.10 .15
.05 .03
.06 .06
.101 .19
.19 .19
.111 .11
.26J .27
.10 .11
.06
.OS
30
.26
.06
.09
30
.27
MEAN
.038
.039
.048
.034
.075
.079
.084
.021
.052
.101
.101
.131
.134
.061
.045
.029
.032
.058
.061
.102
.090
.073
.089
.068
.074
.131
.109
.098
.113
.083
.075
.134
NO.'
OF
HRS.
2!
2'
?'
22
22
72
22
23
23
22
22
22
23
22
23
2?
22
27
2?
22
27
23
IS
22
22
22
27
22
22
21
664
MAX.
.09
.12
.18
.12
.24
.24
.37
.05
.16
.28
.25
.42
.35
.21
.14
.11
.08
.19
.15
.34
.19
.17
.28
.20
.26
.44
.22
.33
.35
.27
.44
Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Ail Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati, Ohio 45226
Table ,3-22
HOURLY.AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITRIC OXIDE
OCT. 1968
DAY
OF
MONTH
1
2
3
4
5«
6«
7
8
9
10
11
12*
13*
14
15
16
17
18
19*
20*
21
22
23
24
25
26*
27*
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
,05
.01
.02
.03
.39
.01
.02
.04
.02
.02
,2C
,10
,06
,04
.01
.01
.00
.01
.04
.06
.14
.00
.03
.04
.05
.06
.04
.02
.05
.07
.08
.06
31
.39
t-2
.03
.01
.01
.02
.32
,03
.01
.03
.02
.02
.1C
.08
.09
.02
.00
.01
.00
,00
.03
• 04
.13
.00
.02
.04
.03
.05
.03
.01
,03
.03
.06
.04
31
.32
2-3
•21
.02
.01
.01
.11
.02
.01
.02
.02
.01
.01
.05
.10
.01
.oc
.00
.00
.01
.02
.09
.01
.01
.02
.01
.04
.02
.01
.02
.08
.05
.03
30
.19
3-4
.02
.01
.01
.02
.13
.01
.01
.01
.03
.01
.11
.05
.05
.02
.00
.00
.01
.01
.01
.09
.02
.01
.02
.01
.03
.02
.00
.01
.23
.04
.03
30
.23
4-5
.03
.01
.01
.02
.13
.01
.02
.03
.03
.02
.15
.05
.03
.01
.01
.00
.02
.01
.01
.11
.02
.01
.03
.03
.03
.01
.00
.02
.20
.03
.04
30
.20
5-6
.06
.03
.03
.08
.16
.02
.07
.10
.05
.07
.19
.10
.02
.04
.06
.02
.05
.03
.02
.15
.04
.08
.10
.10
.04
.01
.00
.02
.16
.01
.06
30
.19
6-7
.1C
.06
.OC
.16
.28
.03
.15
.15
.0?
.19
.40
.14
.06
.11
.1C
.05
.10
.06
.04
.34
.07
.16
.19
.20
.07
.00
.03
.06
.19
.06
.12
30
.40
7-8'
.1C
.oc
.1C
.11
.25
.05
.15
.15
.11
.24
.49
.17
.07
.12
.15
.06
.14
.09
.05
.41
.08
.22
.18
.26
.1C
.oc
.08
.11
.16
.08
.14
30
.45
8-9
.Of
.oc
.oc
.16
.24
.06
.11
.1!
.11
.14
.28
.19
.05
.10
.1C
.03
.1C
.07
.04
.30
.07
.21
.18
.23
.08
.01
.11
.13
.14
.13
.12
30
.30
9-1O
.01
.Of
.06
.1C
.13
.06
.09
.11
.08
.08
.12
.13
.03
.05
.03
.07
.04
.03
.19
.05
.14
.12
.11
.01
.01
.1C
.12
.09
.13
.09
29
.19
1O-1 1
.06
.0!
.01
.0!
.05
.05
.01
.01
.06
.01
.03
.02
.04
.02
.04
.04
.03
.13
.05
.11
.11
.15
.06
.01
.10
.09
.08
.07
.06
29
.15
1 1-12
.03
.05
.05
.10
.05
.05
.06
.05
.05
.05
.04
.10
.01
.03
.02
.02
.02
.06
.03
.03
.06
.05
.06
.13
.17
.04
.01
.06
.06
.06
.05
30
.17
P.M.
12-1
.01
.0!
.04
.11
.05
.04
.01
.05
.06
.05
.04
.OS
.01
.02
.01
.02
.03
.05
.04
.03
.04
.04
.0!
.1
.12
.04
.0]
.06
.06
.04
.05
30
.12
1-2
.02
.04
.0!
.11
.06
.0!
.10
.08
.01
.06
.OS
.08
.02
.02
.02
.01
.03
.04
.03
.03
.05
.04
.07
.12
.1C
.04
.02
.10
.05
.06
.03
.05
31
.12
2-3
3-4
.11
.1C
!o9
.02
.03
.03
.08
.06
.10
.02
.14
12
.14
4-5
.02
.Of
.1C
.06
.01
.11
.12
.11
.16
.05
.11
.03
.06
.05
.02
.06
.06
.05
.01
.01
.01
.Of
.13
.1C
.04
.02
.12
.08
.17
.08
.08
31
.17
5-6
.03
.03
.07
.10
.05
.07
.08
.12
.09
.17
.02
.23
.04
.08
.05
.03
.05
.05
.06
.07
.06
.06
.06
.11
.08
.04
.02
.14
.08
.11
.14
.08
31
.23
6-7
.0:
.01
.01
.11
.01
.06
.06
.01
.04
.16
.02
.It
.01
.08
.05
.02
.02
.07
.07
.09
.04
.04
.06
.11
.08
.05
.03
.12
.08
.07
.16
.07
31
.18
7-8
.02
.06
.06
.11
.Of
.06
.05
.06
!25
.08
.08
.01
.06
.0*
.03
.03
.01
.01
.11
.04
.05
.08
.11
.09
.06
.03
.09
.07
.06
.11
.07
31
.25
8-9
.0:
• 0
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
C.O Robert A. Taft Sanitary Engineering Center
CD Cincinnati, Ohio 45226
Table 3-23
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITRIC OXIDE
NOV. 1968
DAY
MONTH
1
2«
3«
4
5
6
7
8
9«
10«
11
12
13
14
15
16«
17«
18
19
20
21
22
23*
24«
25
26
27
28
29
30«
MEAN
NO
MAX.
12-1
.02
.Ofl
.12
.12
.09
.08
.1C
.07
.14
.1C
.07
.05
.OS
.04
.08
.06
.06
.06
.07
.05
.07
.16
.09
.10
.08
24
.16
1-2
.01
.09
,0<
.1C
.10
.06
1.04
.06
.04
.07
.05
.05
.04
.04
.02
.07^
.04
.03
.05
.05
.03
.06
.10
.06
.08
.06
25
.10
2-3
.01
.04
.0!
.06
.06
.06
.O1
.04
.04
.04
.03
.04
.03
.02
.02
.05
.03
.03
.03
.04
.01
.04
.08
.04
.07
.04
25
.08
3-4
.01
.02
.04
.04
.05
.05
.02
.03
.03
.02
.02
.03
.02
.02
.01
.04
.02
.02
.03
.02
.01
.03
.04
.03
.05
.03
25
.05
4-5
.01
.02
.02
.04
.03
.04
.02
.031
.03
.03
.01
.02
.02
.01
.01
.03.
.02
.02
.02
.03
.01
.0?
.03
.02
.04
.02
25
.04
A
5-6
-.01
.02
.01
.04
.04
.05
.03
.02
.04
.07
.01
.02
.03
.01
.01
.04
.03
.03
.02
.05
.03
.02
.02
.03
.03
.03
25
.07
M.
6-7
.03
.04
.01
.08
.05
.05
.11
.08
.09
.11
.03
.02
.05
.04
.05
.06
.06
.04
.03
.12
.06
.09^
.02
.07
.04
.06
25
.12
7-8
.0!
.o<
.01
.12
.07
1 ^
1. 1 P
.U
.12
.14
.07
.03
.09
.09
.10
• 1C
.1*
.06
.05
.22
.12
.23
.03
.15
.07
.10
25
.23
8-9
.0!
.1C
.02
.15
.07
.13
.72
.16
.14
.14
.1C
.03
.11
.121
.11
.1C
.19
.oe
.04
.24
.19
.20
.04
.18
.09
.12
25
.24
9-10
.04
.11
.02
.13
.07
.15
«2C
.ZC
.16
.16
.11
.04
.12
.131
.08
.08
.18
.06
.03
.20
.16
.13
.04
.18
.10
.12
25
.20
IO-1 1
.02
.OS
.0!
.11
.06
.1!
. 1 1
.14
.14
.14
.11
.03
.09
.1C
.06
.07
.12
.0?
.04
.14
.08
.08
.06
.14
.12
.09
25
.15
1 1-12
.02
.05
.03
.10
.07
.13
.10
.17
.13
.13
.04
.10
.07
.07
.08
.22
.04
.04
.11
.05
.08
.07
.10
.11
.09
24
.22
12-1
.01
,0*
.1C
.07
.13
.1C
.11
.12
.18
.04
.1C
.071
.0?
.05
.1!
.04
.0!
.06
.0!
.08
.04
.11
.09
.08
24
.18
1-2
.01
.Oft
.0!
.06
.07
.12
.11
.06
.07
.12
.23
.06
.08
.08
.05
.06
.07
.06
.04
.08
.04
.09
.06
.10
.10
.08
25
.23
"2-3
3-4
.01
1
.05
4-5
.06
.13
.1C
.1C
.1C
.1!
.09
»1<
.16
.20
.1C
.11
.09
.1C
.11
.Oft
.06
.16
.13.
.19
.08
.13
.12
.12
24
.20
p
5-6
.06
.16
.11
.09
.12
.18
.13
.12
.11
.17
.10
.13
.09
.11
.13
.17
.07
.12
.17
.17
.23
.08
.13
.13
.13
25
.23
M.
6-7
.07
.11
.0?
.Ot
.12
.It
.12
.1C
.09
.1!
.1C
.13
.07
.11
.16
.05
.11
.12
.15
.23
.06
.1C
.15
.11
24
.23
7-8
.01
.09
.Of
.06
.11
.14
.12
.OS
.1C
.12
.1C
.1C
.071
.11
.Of
.12
.06
.1C
.10
.11
.16
.06
.09
.16
.10
25
.16
8-9
.01
.Of
.Of
.0?
.1C
.1!
.11
.1C
.OS
.11
.1C
.1C
.07
.1C
.06
.oe
.01
.09
.13
.11
.11
.07
.08
.16
.10
25
.16
9-10
.Of
,o«
.01
.10
.11
.12
.10
.1C
.09
.12
.1C
.09
.0!
.05
.07
.07
.13
.12
.16
.07
.oe
.15
.1C
25
.16
10-1 1
.01
.11
.01
.-1C
.11
.12
.in
.12
.11
.11
.08
.11
.Ofl
.09
.Oft
.051
.04
.08
•'<
.12
.15
.09
.08
.11
.10
25
.15
1 1-12
.08
.11
.07
.12
.10
.10
.08
.14
.13
.11
.06
.07
.07
.10
.06
.06
.05
.07
.10
.13
.15
.10
.07
.10
.09
25
.15
MEAN
.038
.076
.055
.087
.080
.114
.095
.099
.104
.102
.057
.081
.068
.066
.068
.097
.048
.057
.113
.087
.118
.063
.093
.098
.083
.118
NO.
OF
MRS.
?•
22
22
21
22
22
22
22
22
22
22
22
22
22
21
21
2?1
22
22
22
22
22
22
22
546
MAX.
.09
.18
.14
.16
.14
.20
.22
.23
.18
.25
.12
.15
.14
.12
.13
.28
.09
.15
.29
.23
.27
.21
.20
.19
.29
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED»* SEP. 10 » 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-24
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NtTRIC OXIDE
DEC. 1968
DAY
OF
MONTH
I*
2
3
4
5
6
7»
8*
9
10
U
12
13
14*
15«
16
17
18
19
20
21«
22«
23
24
25
26
27
28«
29«
30
31
MEAN
NO.
MAX.
A.M.
12-1
•21
.06
.14
.03
.03
.0?
.18
.08
.!«
.07
.08
.04
.11
.13
.04
.06
.09
.0}
.13
• ^
.09
.10
.03
.09
23
.19
1-2
.07
.09
.1C
.06
.02
.02
.04
.13
,0«
.14
.07
.04
.03
.13
.OS
.03
.04
.08
.05
.10
.12
.09
.07
.03
,07
24
.14
2-3
.0!
.OS
.OS
.o«
.01
.02
.03
.10
.06
.12
.05
.02
.02
.14)
.07
.03
.03
.06
.06
.10
.08
.08
.06
.03
.06
24
.14
3-4
.0!
.oe
.01
.03
.01
.02
.03
.07
.04
.16
.04
.03
.02
.OS
.04
.01
.02
.04
.03
.08
.06
.05
.04
.03
.05
24
.16
4-5
.04
.04
.01
.03
.01
.01
.03
.06
.0!
.11
.04
.02
.03
.05
.02
.02
.02
.03
.03
.08
.04
.04
.03
.03
.04
24
.17
5-6
.05
.04
.07
.05
.01
.02
.03
.06
.05
.19
.05
.02
.03
.05
.02
.02
.03
.04
.03
.08
.04
.03
.03
.02
.04
24
.19
6-7
.04
.0!
.15
.10
.04
.OS
.06
.06
.10
.27
.12
.04
.05
.07
.02
.04
.05
.05
.06
.17
.04
.03
.05
.04
.07
24
.27
7-8
.04
.01
.19
'.IS
.07
.01
.09
.06
.16
.36
.18
.10
.12
.13
.03
.08
.09
.07
.08
.24
.06
.04
.14
.07
.11
24
.36
8-9
.04
.16
.22
• It
.oe
.0£
.14
.0!
.22
.26
.18
.17
.16
.14
,03
.11
.14
.09
.10
.28
.08
.05
.11
.09
.13
24
.28
9- tO
.03
.11
• IS
.16
.09
.06
.11
.OS
.19
.17^
.18
.12
.14
.17
.03
.12
.14
.09
.09
.29
.10
.05
.11
.08
.12
24
.29
ton
.0(
.16
.11
.14
.01
.1!
.0!
.18
.11
.19
.09
.13
.19
.04
.08
• 1C
.08
.09
.26
.10
.04
.10
.08
.11
23
.26
1 1-12
.06
.14
.12
.13
.05
.06
.16
.07
.14
.11
.18
.11
.13
.19
.07
.08
.12
.09
.08
.18
.11
.04
.07
.11
23
.19
P.M.
12-1
.1C
.14
.1C
.OS
.Oi
.01
.11
.12
.12
.If
.U
.1!
.11
.16
.08
.08
.13
.09
.09
.23
.12
.05
.07
.11
23
.23
1-2
.12
.1!
.OS
.01
.06
.0!
.19
.16
.1C
.13
.15
.09
.10
.15
.13
.09
.12
.07
.09
.32
.12
.0?
.07
.01
.11
24
.32
2-3
3-4
.01
.08
.22
.19
.15
.16
.10
.IS
.13
.12
.OS
.12
.05
.15
.36
.07
.08
.08^
,o<
.13
19
.36
4-5
.1!
.1!
.11
.01
.oe
.2!
.2C
.16
.IS
.24
.08
.15
.16
.11
.1C
.12
.03
.15
.35
.08
.11
.12
.01
.14
23
.3S
5-6
.17
.15
.12
.08
.07
.22
.22
.19
.18
.27
.08
.16
.14
.06
.10
.12
.07
.15
.39
.09
.14
.16
.08
.15
23
.39
6-7
.16
.It
.OS
.06
.01
.1C
.24
.18
.18
.2!
.09
.16
.14
.06
.1C
.10
.19
• 12
.35
.09
.13
.13
.06
.14
23
.35
7-8
• If
.!<
.OS
.0<
.06
.11
.21
.16
.12
.19
.06
.13
.1C
.05
.08
.11
.20
.11
.35
.OE
.15
.09
.04
.12
23
.35
8-9
.Oi
.1:
.oe
.o<
.03
.06
.It
.18
.11
.13
.2C
.04
.09
.12
.05
.01
.09
.12
.12
.2?
9-10
.01
.11
.oe
.OJ
.03
.06
.!<
.16
.1!
.12
.19
.05
.10
.11
.05
.01
.09
.09
.1C
.25
.09 .08
.14
.08
.04
.11
24
.29
.12
.07
.0*
.1C
24
.25
10- II
.0 =
.11
.Of
.04
.02
.05
.13
.18
.16
.14
.13
.04
.09
.14
.04
.06
n-12
.10
.13
.08
.04
.02
.05
.16
.14
.19
.09
.14
.04
.12
.20
.04
.06
.08 .10
.10 .07
.09 .15
.19 .24
.08 .07
.121 .12
.05
.04
.03
.04
.09 .10
24
24
.19. .24
DAILY
MEAN
.078
.115
.108
.084
.044
.053
.127
.128
.132
.170
.147
.071
.099
.130
.059
.068
.087
.082
.089
.229
.086
.0.79
.081
.052
.100
.229
NO.
OF
MRS
22
22
22
11
22
23
23
23
23
23
22
23
23
23
23
23
23
23
23
23
23
23
21
23
539
3-MIN.
MAX.
.19
.20
.24
.24
.10
.09
.27
.26
.24
.45
.31
.19
.19
.22
.20
.14
.17
.22
.16
.44
.22
.16
.17
.09
.45
CO
CO
Indicates Saturday or Sunday
Local standard time used
TABULATED WED.U SEP. 10» 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Tabje 3-25
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
JAN. 1968
DAY
OF
MONTH
1
2
*
4
5
6«
7«
8
9
10
U
12
13«
!<•»
15
16
17
18
19
20«
2l«
22
23
24
25
26
27«
28«
29
30
31
MEAN
NO
MAX.
A.M.
12-1
.03
.03
.02
.03
.03
.03
.03
.03
.03
.04
.04
.04
.04
.05
.06
.03
.03
.03
.04
.04
.04
.04
.04
.04
.04
.04
25
.06
1-2
.02
.03
.03
.03
.02
.03
.04
.04
.03
.03
.03
.04
.04
.04
.04
.05
.06
.03
.03
.03
.04
.04
.04
.04
.04
.03
.03
26
.06
2-3
.0!
.02
.03
.03
.02
.03
.0'
.04
.03
.02
.03
.04
.04
.03
.04
.05
.05
.03
.03
.03
.04
.04
.04
.04
.04
.03
.03
26
.05
3-4
.02
.02
.03
.02
.02
.02
.04
.04
.02
.03
.03
.04
.04
.03
.04
.05
.05
.03
.03
.04
.04
.04
.04
.04
.03
.03
25
.05
4-5
.03
.02
.03
.03
.02
.02
.04
.04
.03
.02J
.03
.03
.04
.03
.04
.05
.05
.03
.03
.04
.04
.04
.04
.03
.03
.03
25
.05
5-6
.03
.02
.03
.02
.02
.02
.04
.03
.02
.02
.03
.03
.04
.03
.04
.05
.05
.03
.03
.03
.03
.03
.03
.03
.03
.03
.03
26
.05
6-7
.01
.02
.02
.02
.03
.02
.0!
.03
.03
.03
.03
.03
.04
.03
.05
.05
.05
.03
.03
.03
.04
.03
.04
.03
.03
.03
.03
26
.05
7-8
• 02
.03
.03
.02
.02
.03
.05
.03
.03
.04
.03
.04
.01
.03
.05
.05
.05
8-9
.02
.02
.02
.02
.02
.03
.06
.03
.04
.04
.02
•0
-------
CONTINUOUS MR MONITORING PROGRAH
Air Quality Section, Laboratory ot Engineerinj and Physical Sciences
Division ol Air Pollution, Public Health Senice
U. S. Department ol Health, Education, ami Welfare
Robert A. Tall Sanitary Ernineerinj Center
Cincinnati, Ohio 45226
Table 3-26
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETR1C ANALYSIS
CHICAGO,ILL.
NITROGEN DIOXIDE
FEB. 1968
DAY
MONTH
1
2
3*
4*
5
6
7
8
9
10*
11«
12
13
14
15
16
17*
IB*
19
20
21
22
23
24*
25*
26
27
28
29
MEAN
NO.
MAX.
A.M.
12-1
.04
.0!
.o<
.oi
.041
.0!
.0!
.0!
.03
.05
.05
.05
.05
.06
.05
.05
.05
.05
.05
18
.06
1-2
.04
.04
.0!
.04
.04
.0!
.0!
.04
.0!
.04
.0!
.0!
.03
.06
.0!
.0!
.04
.09
.0^
18
.06
2-3
.04
.04
.04
.0*
.o<
.04
.04
.0*
.o<
.0!
.0!
.03
.0!
.0!
.06
,0«
.OJ
.04
.OS
.04
19
.06
3-4
.04
.04
.04
.04
.04
.04
.04
.04
.04
.0!
.04
.04
.04
.0!
.05
.06
.0!
.04
.09
.04
19
.06
4-5
.04
.04
.04
.04
.04
.04
.04
.04
.04
.0!
.04
.04
.0!
.04
.09
.06
.09
.04
.04
.04
19
.06
5-6
.04
.0*
.04
.04
.04
.04
.04
.04
.04
.05
.04
.04
.04
.05
.05
.05
.06
.05
.04
.04
.04
20
.06
6-7
,o<
.04
.0!
.04
.04
.04
.04
.0!
.04
.Ot
.04
.0!
.05
.05
.05
.09
.07
.05
.04
.05
.09
20
.Ot
7-8
.0;
.04
.0!
.0<
.0<
.04
.04
.0!
.0!
.07
.04
.OS
.05
.05
.05
.05
.01
.05
.0<
.05
.09
20
.OT
8-9
.04
.04
.0!
.0!
.0!
.04
.04
.0!
.0<
.08
.05
.09
.0!
.Ot
.oS
.05
.06
.09
.09
.09
.09
20
.08
9-1O
.04
.04
.09
.01
.09
.09
.09
.04
.06
.05
.04
.0!
.1C
.09
.09
.OS
.ot
.09
.06
.06
19
.10
IO-I 1
.04
.04
.09
.04
.0!
.0«
.Ot
.09
.04
.09
.08
.04
.04
.09
.05
15
.08
1 1-12
.04
.04
.04
.05
.04
.04
.03
.05
.04
.04
.05
.04
.05
.05
14
.05
P.M.
12-1
.04
.04
.09
.0!
.03
.05
.04
.0!
.0!
.03
.09
.04
.08
.06
.09
.0!
.05
16
.08
1-2
.04
.04
.09
.03
.09
.09
.0'
.ot
.05
.09
.09
.04
.06
.09
.08
.06
.09
.09
.05
18
.08
2-3
3-4
.09
1
.0!
4-5
.04
.0!
.03
• 0<
.0!
.09
.0!
.03
.0!
.01
.0!
.01
.Ot
.06
.0?
.06
.Of
.01
.06
.06
.04
20
.08
5-6
.04
.04
.05
.06
.06
.06
.06
.05
.05
.06
.05
.06
.06
.06
.07
.06
.08
.04
.05
.06
.05
20
.08
6-7
.04
.04
.0<
.oe
.03
.03
.03
.03
.03
.09
.OS
.09
.06
.06
.06
.06
.07
.0*
.06
.06
.0!
20
.07
7-8
.04
.04
.04
.06
.03
.04
.04
.0!
.03
.05
.03
.06
.06
.06
.06
.07
.04
.0!
.oe
.09
19
.01
8-9
.04
.04
.04
.0!
.0!
.04
.0!
.0-
.0!
.0!
.03
.03
.06
.06
.06
.01
.04
.0!
.06
.05
19
.07
9-10
.04
.04
.0!
.06
.03
.0!
.Ot
.0!
.05
.0!
.0'.
.03
.06
.06
.06
.01
.0<
.03
.06
.05
19
.07
1O-1 1
."04
.04
.04
.06
.04
.03
.03
.03
.05
.03
.03
.06
.06
.06
.06
.04
.03
.06
.05
18
.06
1 1-12
.04
.04
.04
.05
.04
.05
.04
.05
.05
.05
.05
.05
.06
.06
.05
.05
.05
.06
.05
18
.06
MEAN
.040
.040
.044
.048
.047
.044
.046
.046
.044
.057
.047
.048
.050
.056
.055
.053
.068
.048
.047
.053
.049
.068
NO.
OF
MRS.
22
21
22
l
-------
to
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratory ol Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U.S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-27
HOURLY.AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
MARCH 1968
DAY
OF
MONTH
1
2«
3»
4
5
6
7
8
9«
10«
11
12
13
14
15
16*
17«
18
19
20
21
22
23*
24«
25
26
27
28
29
30«
31*
MEAN
NO.
MAX,
A.M.
12-1
•29
.03
.0!
.04
.06
•°3
.0!
.06
.o«
.04
.0!
.05
.0!
.04
.05
.05
.08
.06
.06
.04
.04
.05
.05
.05
.06
.06
.06
.05
.05
.08
.05
.05
31
.08
1-2
.0!
.0!
.0!
.04
.0!
.04
.04
.06
.06
.04
.04
.0!
.0!
.06
.05
.05
.07
.05
.05
.04
.03
.04
.05
.05
.05
.05
.06
.04
.03
.08
.05
.05
31
.08
2-3
.04
.0!
.06
.04
.0!
.04
.04
.oc
.0!
.04
.04
.04
.05
.05
.05
.05
.08
.05
.06
.04
.03
.04
.05
.05
.05
.06
.05
.04
.03
.09
.04
.05
31
.09
3.4
.0!
.04
.OS
.04
.0!
.04
.06
.04
.04
.04
.04
.05
.05
.0?
.05
.12
.05
.06
.04
.03
.04
.04,
.05
.05
.05
.05
.04
.03
.08
.04
.05
30
.12
4.5
.04
.04
.05
.04
.04
.0!
.OC
.01
.03
.04
.04
.04
.05
.05
.05
.09
.04
.05
.03
.03
.04
.04
.05
.05
.05
.05
.04
5-6
.04
.04
.05
.04
.06
.05
.05
.03
.03
.04
.04
.04
.05
.04
.05
.09
.05
.06
.03
.04
.04
.04
.04
.04
.05
.05
.04
.041 .04
.07
.04
.05
.06
.04
.05
30 30
.09 .09
6-7
.04
.0!
.0!
.0*
.06
• OS
.06
.03
.03
.05
.04
.04
.05
.05
.05
.09
.05
.06
.03
.04
.04
.04
.04
.05
.06
.06
.04
.03
.06
.03
7-8
.0!
.0!
.0!
.0<
.0!
.01
.06
.02
.04
.05
.05
.05
.05
.05
.06
.09
.06
8-9
.0!
.0!
.0!
.0!
.06
,08
.06
.04
.03
.0!
.05
.06
.05
.05
.08
.08
.06
.061 .06
.03. .03
.OS .05
.05 .05
.04) .04
.051 .05
.05
.06
.05
.07
,07j .07
.04> .04
.04
.06
.03
.05! .05
30 30
.09 .09
.06
.06
.04
.05
30
.08
9-10
.0!
.0!
.04
.06
.08
.01
.03
.04
.05
.05
.06
.05
.05
.11
.15
.07
.06
.04
.05
.051
1O-1 1
.0<
.0!
.04
.0!
.0!
.01
.04
.03
.0!
.0!
.0!
.05
.06
.13
.17
.07
.06
.04
.0!
.05
.04) .04
.051
.06
.07
.07
.05
.06
.06
.03
.06
29
.15
.05
.06
.07
.07
.06
.06
.03
.06
28
.17
1 1-12
.06
.05
.04
.05
.05
.05
.07
.04
.04
.05
.05
.05
.06
.10
.13
.07
.06
.05
.05
.05
.05
.05
.07
.08
.06
.05
.03
.06
27
.13
P.M.
12-1
.01
.0!
.0!
.0!
.0!
.0!
.06
.01
.04
.01
.0?
.05
.05
.06
.08
.06
.01
.06
.04
.05
.05
.05
.06
.06
.07
.03
.06
.06
.03
.05
29
.08
1-2
.01
.0!
.0!
.01
.0!
.09
.06
.01
.04
.03
.05
.05
.0!
.07
.01
.07
.07
.06
.04
.05
.05
.05
.06
.06
.07
.05
.06
.06
.03
.06
29
.07
2-3
3-4
4-5
.0<
.0!
• Of
.06
.0<
.06
.01
.01
.04
.04
.06
.05
.06
.06
.07
.07
.06
.01
.06
.05
.0!
.05
.06
.06
.08
.08
.06
.06
.07
.03
.06
30
.08
5-6
.06
.06
.06
.06
.07
.06
.07
.07
.04
.04
.06
.05
.06
.06
.07
.07
.07
.07
.06
.05
.05
.05
.06
.05
.08
.07
.07
.06
.06
.07
.04
.06
31
.08
6-7
.0<
.o<
.01
.06
.01
.06
.01
.01
.04
.04
.06
.05
.06
.06
.06
.01
.07
.07
.06
.05
.05
.05
.06
.06
.oe
.01
.01
.06
.06
.07
.04
.06
31
.08
7-8
.0<
.Of
.0<
.01
.06
.06
.01
.01
.04
.0<
.06
.05
.06
.06
.05
.01
.01
.07
.05
.05
.OS
.06
.06
.06
.01
.08
.06
.06
.06
.07
.05
.06
31
.08
8-9
.0(
.0!
.0!
.Of
.OJ
.06
.01
.01
.03
.0!
.0!
.05
.06
.01
.05
.07
.01
.01
.05
.05
.05
.05
.06
.06
.01
.0^
.07
.05
.06
.07
.05
.06
31
.09
9- 1O
.0<
.0!
.0!
.01
.0!
.oe
.OE
.06
.03
.OS
.0!
.05
.06
.06
.05
.oe
.01
.06
.05
.OS
.05
.05
.05
.06
.06
.09
.06
.06
.06
.06
.0!
.06
31
.09
1O-1 1
.0!
.0!
.0!
.oe
.0!
.0!
.01
.01
.-04
.0!
.05
.05
.06
.06
.05
.01
.01
.06
.05
.04
.05
.05
1 1-12
.05
.05
.05
.06
.04
.05
.06
.08
.04
.05
.05
.05
.06
.05
.05
.06
.06
.06
.04
.04
.05
.05
.05 .05
.06 .06
.06 .06
.oq' .07
.06 .05
.05 .05
.06' .06
.05
.05
.05 .05
.06 .05
31 31
.08 .08
DAILY
MEAN
.054
.050
.050
.053
.054
,052
.061
.065
.040
.036
.050
.046
.053
.056
.053
.070
.087
.061
.057
.041
.044
.048
.048
.052
.059
.066
.063
.047
.051
.065
.039
.054
.087
NO.
OF
MRS.
2!
22
22
2(
22
1!
2(
22
22
22
25
22
22
19
22
22
22
22
22
22
19
22
2?
22
22
21
22
20
22
22
22
662
5-MIN,
MAX.
.09
.06
.06
.09
.07
.06
.09
.09
.08
.05
.07
.05
.07
.07
.07
.13
.18
.08
.07
.05
.06
.06
.06
.07
.08
.10
.09
.06
.07
.09
.05
.18
* Indicates Saturday or Sunday
Local standard time used
ABULATED WED., SEP. 10, 1969
-------
CONTINUOUS MR MONITORING PHOGRMI
Ail Quality Section, Libontorf of Enjinettinj and PtiysiMl Sciences
Ohrision of Ail Pollution. Public Holth Senmt
U. S. Deptrtment of Heitth. Eotatnn. ait Weltin
Robert A. I tit Switny Entinroinj Centei
CinciraaH Ohio 45226
Table 3-28
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITROGEN DIOXIDE
APRIL 1968
DAY
MONTH
2
3
4
5
6«
7»
8
9
10
11
12
13*
14*
15
16
17
18
19
20«
21*
22
23
24
25
26
27«
28*
29
30
MEAN
NO.
MAX.
A.M.
12-1
.04
lot
•X
.04
.0!
.01
.Of
.03
.03
.0!
.0!
.0!
.01
.0!
.04
,oe
.0!
.0!
.oe
.04
.04
.05
Si'
.07
1-2
.oc
.0!
.04
.0!
.06
.0!
.01
.02
.04
.oe
.0!
.oe
.0!
.04
.0!
• 0!
.0!
.06
• °^
.04
.05
.05
21
.06
2-3
.0!
.oe
.04
.04
.04
.oe
.0!
.04
.0!
.03
.oe
.0!
.0!
.0!
.031
.05
.03
.0!
.06
•°*i
.03
.04
.04
22
.06
3-4
:2i
.02
• 04
.04
.oe
.0!
.02
.02
.02
.oe
.0!
.0!
.02
.03
.0!
.04
.04
.09
.05
.04
.04
.04
22
.06
4-5
.04
.0!
.0*
• 0*
.0!
*0(
.0!
.02
.02
.02
,0«
.0!
.0!
.02
.03
.0!
.04
.0!
• 0!
.04
.04
.05
.04
22
.06
5-6
.04
.05
.04
.04
.05
.05
.05
.03
.03
.04
.06
.05
.05
.03
.03
.05
.05
.05
.05
.04
.04
.07
.04
22
.07
6-7
.04
.oe
.04
.04
.0!
.0!
.0!
.04
.04
.0!
.0!
.0!
.0!
.02
.0!
.0!
.0!
.0!
.0!
.04
.04
.08
.05
22
.08
7-8
.04
.oe
.04
.04
.09
.0!
.0!
.04
.0!
.OS
.0!
.oe
.oe
.02
.0!
.06
.0!
.06
.04
.06
.04
.11
.05
22
.11
8-9
.04
.oe
.04
.04
.0!
.0!
.0!
.04
.0!
.0!
.oe
.oe
.oe
.02
.0!
.06
.0!
.oe
.03
.07
.04
.1C
.05
22
.10
9-IO
.06
.oe
.04
• 04
.0!
.0!
.0!
.04
.0!
.0!
.0!
.01
.01
.02
.09
.06
.0!
.oe
.oi
.07
.04
.oe
.09
.05
23
.09
10-11
.06
.04
.04
.0!
.0!
.0!
.0!
.0!
.0!
.01
.01
.02
.06
.06
.03
.07
.0!
.07
.08
.0!
19
.oe
11-12
.05
.05
.04
.05
.05
.05
.05
.05
.07
.07
.05
.06
.06
.07
.05
.07
.07
.06
17
.07
P.M.
12-1
• 0!
.0!
.0<
.0!
.0!
.04
.0!
.0!
.0!
.01
.01
.01
.06
.06
.01
.0!
.01
.07
.0!
18
.08
1-2
• Of
.0!
.0<
.0!
.Oe
.o<
.04
.0!
.0!
.0!
.01
.oe
.03
.06
,0«
.0!
.0!
.06
.06
.1C
.07
.06
21
.10
' 2-3
3-4
.0!
1
.05
4-5
.01
.oe
.04
.04
.0(
.Of
.0!
.0!
.0!
.0!
.oe
.Of
.Of
.03
.01
.06
.01
.oe
.oe
.0!
.04
.01
.09
.oe
23
.09
5-6
.07
.06
.04
.04
.06
.06
.05
.05
.04
.05
.06
.08
.07
.04
.07
.07
.07
.08
.06
.05
.09
.07
.08
.06
23
.09
6-7
.01
.oe
.o<
.o<
.oe
•o<
.0!
.0!
.0!
.0!
.oe
.Of
.01
.02
.01
.01
.01
.01
.0!
.05
.0?
.01
.0«
.06
23
.09
7-e
.oe
.oe
.o«
•o<
.oe
.oe
.0!
.0!
.0!
.0!
.oe
.01
.oe
•o<
.06
.01
.oe
.01
.02
.09
.0;
.01
.oe
.oe
23
.09
8-9
.oe
.oe
.04
.0!
.0!
.oe
.04
.02
.0!
.o<
.oe
.01
.oe
.03
.oe
.oe
.oe
.01
.03
.05
.08
.01
.06
.0;
23
.08
9-10
.oe
.0!
.o<
.0!
.06
.Or
.0!
.04
.0!
.04
.0!
.01
.oe
.02
.oe
.0!
.oe
.01
.03
.0!
.08
.oe
.oe
.0!
23
.06
1O-1 1
.oe
.0!
.04
.0!
.0!
.0!
.02
.02
iO!
.0!
.0!
.01
.06
.0'
.06
.0!
.06
.01
.04
.04
.01
.06
.06
.05
23
.07
1 1-12
.06
.04
.04
.05
.06
.06
.03
.03
.05
.05
.05
.05
.05
.03
.06
.05
.06
.06
.04
.04
.07
.06
.05
.05
23
.07
MEAN
.051
.056
.041
.042
.052
.057
.046
.039
.043
.045
.054
.063
.062
..035
.052
.057
.053
.060
.045
.051
.056
.070
.067
.052
.070
NO.
OF
MRS.
2(
2<
1<
2!
H
2;
22
21
2!
2!
2!
2<
22
22
22
22
l
-------
CONTINUOUS MR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U.S. Department of Health, Education, and Welfare
Robert A. Tart Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-29
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHlCAGOtlLL.
NITROGEN DIOXIDE
MAY 1968
DAY
OF
MONTH
1
2
3
4*
5*
6
7
8
9
10
11*
12*
13
14
15
16
17
18*
19*
20
21
22
23
24
25*
26*
27
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
.0!
.01
.01
.0!
.0!
.04
.0*
.06
.04
.03
.06
,0«
.01
.08
.04
.05
.03
.01
.0!
.04
.06
.08
.05
.05
.08
.06
.04
.04
.04
.04
.07
.06
31
.08
1-2
.0!
.01
.Of
.0!
.0!
.0!
.04
.0!
.09
.03
.06
.oe
.01
.01
.05
.0!
.03
.08
.04
.06
.05
.08
.05
.05
.07
.06
.04
.04
.04
.04
.06
.05
31
.08
2-3
.0!
.01
.oe
.04
.04
.06
.03
.04
.03
.03
.06
.07
.01
.Of
.05
.03
.03
.08
.04
.09
.05
.07
.05
.04
.05
.05
.04
.04
.04
.04
.05
.05
31
.08
3-4
.0'
.Of
.06
.02
.04
.06
.03
.04
.04
.03
.01
.06
.01
.0?
.06
.03
.03
.06
.04
.04
.05
.07
.04
.04
.05
.05
.04
.03
.04
.03
.05
.05
31
.09
4-5
.04
.0!
.0!
.0!
.04
.oe
.04
.09
.04
.03
.01
.0!
.06
.oe
.09
.02
.04
.06
.04
.05
.05
.06
.04
.09
.04
.04
.04
.03
.03
.03
.05
.04
31
.08
5-6
.04
.06
.07
.04
.04
.07
.03
.06
.04
.03
.05
.05
.06
.05
.05
.03
.04
.07
.04
.05
.06
.07
.04
.05
.04
.04
.04
.03
.03
.04
.05
.05
31
.07
6-7
.0!
.Of
.0!
.0!
.04
.01
.0!
.0!
.04
.03
.0!
.06
.01
.09
.06
.04
.09
.01
.04
.05
.07
.08
.05
.06
.05
.05
.04
.04
.04
.04
.07
.05
31
.08
7-8
.0<
.0<
.0!
.06
.04
.01
.06
.0!
.04
.03
.05
.06
.08
.06
.1C
.04
.OS
.01
.04
.05
.06
.11
.06
.06
.05
.05
.05
.05
.04
.04
.10
.06
31
.11
8-9
,0(
.0<
.01
.01
.04
.01
.06
.06
.04
.04
.09
.06
.Of
.05
.09
.04
.01
.01
.04
.09
.OC
.12
.06
.05
.05
.05
.05
.04
.04
.08
.06
30
• 12
9-IO
.OC
.0^
.01
.01
.04
.0!
.09
.06
.04
.04
.06
.01
.09
.1C
.04
.01
.01
.04
.05
.08
.09
.06
.05
.05
.05
.05
.04
.04
.06
.06
29
.10
IO-1 1
.0<
.01
.0(
.04
.0!
.06
.oe
.0!
.oe
.01
.0!
.1C
.01
.01
.0!
.09
.01
.08
.01
.08
.06
.04
.06
.04
.05
.04
.06
26
.10
11-12
.08
.08
.05
.05
.05
.06
.05
.06
.06
.08
.06
.09
.07
.06
.05
.05
.08
'
.07
.09
.07
.05
.06
.04
.06
.05
.06
25
.09
P.M.
12-1
.11
,o<
,ot
.0!
.oe
.oe
.oe
.0!
.06
.01
.1C
.09
.01
.01
.01
.05
.06
.08
.01
.09
.01
.06
.06
.04
.06
.05
.12
.07
27
.12
1-2
.11
.0(
.01
.0!
.06
.01
.06
.04
.06
.01
.09
.06
.01
.03
.01
.01
.09
.06
.OS
.08
.01
.10
.08
.06
.06
.05
.06
.06
.14
.07
29
.14
2-3
.01
1
.07
3-4
.06
1
.06
4-5
.Of
• Of
.0!
.01
.OC
.06
.0!
.0!
.0«
.OC
.12
.01
.OC
.0!
.OC
.01
.01
.01
.Of
.08
.01
.11
.09
.06
.06
.06
.08
.06
.16
.07
29
.16
5-6
.06
.08
.05
.05
.07
.08
.05
.04
.06
.09
.08
.09
.07
.07
.05
.07
.06
.07
.07
.08
.07
.07
.10
.08
.06
.05
.06
.07
.06
.14
.07
30
.14
6-7
,0t
.Of
.0!
.0!
.0<
.0!
.06
.03
.06
.OC
.0^
.K
.01
.06
.0!
.01
.0!
.01
.oe
.01
.07
.06
.10
.08
.01
.05
.05
.07
.05
.12
.01
30
.12
7-8
.01
.Of
.0'
.0!
.0!
.OC
.01
.06
.o<
.06
.OE
.oe
.Of
.01
.06
.0!
.01
.05
.01
.01
.07
.oi
.06
.09
.08
.06
.05
.05
.07
.06
.11
.01
31
.11
8-9
.OC
.0<
.0!
.0!
.0!
.0!
.Of
.01
.04
.06
.0;
.Of
.01
.01
.06
.0!
.01
.06
.01
.01
.01
.01
.06
.OS
.08
.01
.0!
.04
.06
.06
.13
.01
31
.13
9-10
.01
.0<
.0!
.0!
.0!
.0!
.01
..06
.04
.06
.Of
.01
.Of
.06
.06
.09
.01
.05
.01
.01
.06
.01
.06
.OS
.08
.01
.04
.05
.05
.06
.12
.06
31
.12
1O-1 1
.01
.K
.0!
.0!
.0!
.OC
.OC
.OC
.03
.06
.Of
.Of
.Of
.06
• OS
.04
.01
.0!
.01
.06
.Of
.01
.06
.08
.07
.06
.09
.09
.04
.08
.09
.06
11-12
.07
.09
.05
.05
.05
.06
.07
.05
.03
.06
.08
.07
.08
.06
.05
.04
.07
.05
.06
.06
.08
.06
.06
.08
.07
.05
.04
.05
.04
.08
.08
.06
31 1 31
.10 .09
DAILY
MEAN
.056
.081
.064
.051
.046
.'059
.055
.054
.038
.047
.069
.072
.077
.064
.067
.041
.057
.064
.054
.057
.069
.077
.059
,074
.065
.054
.046
.044
.049
.049
.092
.059
.092
NO.
OF
MRS.
r
2<
2;
22
22
22
22
22
2(
22
22
22
11
22
22
1<
22
22
23
22
22
2C
22
20
22
22
22
22
22
22
20
660
5-MIN.
MAX.
.07
.12
.10
.08
.06
.08
.09
.07
.05
.07
.09
.12
.12
.11
.13
.06
.08
.09
.08
.08
.09
.12
.08
.11
.09
.07
.06
.06
.08
.08
.17
.17
* Indicates Saturday or Sunday
Local standard time used
TABULATED NED.. SEP. 10. 1969
-------
CONTINUOUS Ht MONITORING PROGRAM
Air Quality Section, laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-30
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
JUNE 1968
DAY
MONTH
K
3
4
5
6
7
8«
9«
10
11
12
13
14
15«
16«
17
18
19
20
21
22*
23*
24
25
26
27
28
29*
30*
MEAN
NO.
MAX.
A.M.
12-1
.01
.04
.03
.04
.01
.08
.08
.06
.04
.04
.04
.04
.04
.01
,04
,04
.0!
.05
.06
.05
.05
.04
.04
.04
.03
.02
.02
.05
.03
.05
29
,08
1-2
:8J
.05
.04
.01
.01
.09
.08
.03
.04
.03
.03
.04
.0!
.04
,04
.04
.0!
.06
.06
.05
.04
.03
.03
.03
.02
.02
.04
.03
.04
29
.09
2-3
.05
.0*
.06
.04
.01
.0«
.06
.08
.09
.03
.04
.03
.01
.03
.0!
.04
.03
.0!
.0!
,06
.04
.04
.04
.04
.03
.03
.01
.01
.04
.02
.04
30
.09
3-4
.03
.04
.06
.0!
.01
.06
,01
.01
.Of
.03
.02
.02
.03
.0!
.03
.03
.0!
.04
.06
.03
.03
.03
.0!
.02
.03
.01
.01
.03
.02
.04
29
.08
4-5
:°ol
.06
.04
.oe
.oe
.01
.01
.08
.02
.02
.03
.04
.0!
.01
.04
.01
.04
.07
.04
.04
.03
.0-
.03
.03
.01
.01
.03
.02
.04]
29
.08
5-6
.05
. 04
.06
.04
.08
.07
.07
.07
,08
.05
.04
.03
.04
.05
.05
.01
.04
.05
.05
.07
.05
.05
.04
,06
.03
.03
.02
.02
.03
.02
.05
30
,08
6-7
• 06
. 04
.Of
.05
.1C
.08
.Of
.09
.08
.06
.0!
.02
.04
.0!
.04
.02
.0!
.05
.06
.06
.05
.0!
.05
.07^
.04
.03
.021
.02
.03
.02
.05
30
.10
7-8
.oe
.04
.11
.05
.10
.09
.1C
.1C
.01
.07
.OS
.03
.04
.06
.04
.03
.oe
.0:
.oe
.06
.06
.04
.04
.07
.04
.03
.02
.04
.04
.03
.06
30
.11
8-9
.01
• o^
.09
.05
.1C
.09
.11
.01
.01
.06
.02
.05
.oe
.0!
.03
.oe
.06
.09
.05
.07
.04
.05
.07^
.04
.03
.02
.04
.04
.03
.06
29
.11
9-1O
.01
.04
.06
.05
.01
.08
.Of
.12
.0!
.06
.oe
.03
.0!
.oe
.0!
.04
.oe
.07
.08
.04
.04
.05
.04
.04
.021
.04
.03
.03
.09
28
.12
10-1 1
.01
.03
.06
.05
.OE
.01
.Of
.09
.06
.01
.06
.03
.0!
.06
.0!
.04
.05
.01
.01
.04
.0!
.04
.04
.05
.02
.04
.03
n
-------
O5
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory ol Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-31
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
JULY 1968
DAY
MONTH
1
2
3
4
5
6*
7«
8
9
10
11
12
13*
14*
15
16
17
18
19
20*
21*
22
23
24
25
26
27*
28*
29
30
31
NO.
MAX.
A.M
12-1
.02
,03
.04
.06
1-2
.03
.1^
.04
.05
.03
.01 .01
.01 .OC
.04 .04
.0^ .05
.05 .04
.01
.01
.04 .04
.OS .02
,03! .03
.041 .03
.03 .02
.06 ,06
.05, .05
2-3
.02
.0^
.04
.06
.02
.OC
.00
3-4
.02
.(it
.03
.0!
.02
.00
.OC
.03 .03
.04] .04
.03! .03.
.Oil .01
.04 .03
.02 .02
.Ol! .01
4-5
.03
.0^
.03
.04
.OC
5-6
.03
.03
.04
.04
.04
.01
.00 .00
.03 .03
.05
.03
.00
.06
.03
.01
.03; .03
.03 .04
.02, .02
.02 .01 .02| .02
.02 .02
.06
.04
.04 .03 .02
.06
.04
.02
.04 | ,05j .03
.05 .04
.01 .01
.06 .05
.0? .01
.03| ,02
.05
.05
.04
26
,06
.05
,04
.03
26
,06
.03 .02
.00! .00,
.05] .04
.01 .01
.02 .01
.04j .04
.03
.03
27
.06
.03
.02
27
.06
.03 .03
.05 .05
.03 .04
.02 .03
.03 .04
.02 .05
.01 .01
.05 .05
.01 .01
.00 .00
.04 .04
1
.04 .05
.02
26
.05
.03
27
.06
6-7
.04
.0^
.0!
.0'
.04
.01
.01,
7-3
.04
• 04
.06
«0<
8-9
.05
.0'
.01
.03
.02) .02
.02
.03 .05
.OT| .09
.03| .03
.01 .02
.03 .OS!
.05, .06
.02
.05
.12
.05
.04
.07
.06
.02{ .03 .03
.03| .04)
.03, .03 .03
9-10
.05
. 04
. 06
10-11
.0!
.06
.07, .01
.02 .02
.02
.13
.05
.06
.02
.11
.09
.06
.07
.091 .07
.061 .05
.04 .04
• 051 .06|
.04
.05
.05 .05 .051 .04J .04
.04 .04 .04] .04 .04
,05i .05 .05 .07] .07
.05 .07 .10 .1C
.05 .05 .05 .05 .06
.02 .02 .03 .06 .06
.OS .05 .OS .05!
.01 .01 .011 .Oil .01
.01 .01 .01
.OS .07] .07
i
1
.03 .041
25 25
.07 .09
.05
.05
25
.12
.08| .07
.04
.05
24
.13
.06
.06
23
.17
1 1-12
.04
.05
.05
.03
.02
.03
.11
.06
.04
.06
.05
.05
.04
.04
.06
.04
.05
.08
.09
.06
.07
.05
.01
.07
.07
.05
25
.11
P.M.
12-1
.09
.0!
.0!
.03
,o<
.11
.06
.04
.05
.05
.05
.osi
.03
.06
.05
.05
.07
.05
.05
.06
.06
.02
.07
.07
.05
24
.11
1-2
•°3
.0!
.0-
.05
.03
.05
.1C
.06
.04
.05
.04
.06
.06
.03
.06
.05
.08
.07
.07
.09
.02
.07
.07
.07
.06
24
.10
2-3
3-4
.0!
.04
.03
.01
.08
5
.08
4.5
.0'
.0!
.0!
• O1
.02
.01
.01
.06
.03
.04
.05
.04
.01
.02
.06
.04
.01
.01
.01
.03
.09
.05
.02
.08
.06
.05
25
.09
5-6
.04
.05
.05
.03
.02
.06
.07
.07
.03
.04
.06
.04
.06
.02
.06
.06
.06
.09
.06
.03
.08
.04
.03
.07
.06
.05
25
.09
6-7
.04
.0!
.03
.02
.01
.06
.01
.01
.03
.05
.05
.04
.06
.02
.06
.05
.01
.06
.06
.04
.OS
.04]
.03
.01
.05
.05
26
.08
7-8
• 0^
,o<
.0!
.03
.02
.01
.06
.01
.07
.04
.05
.05
.03
.06
.02
.06
.06
.06
.06
.06
.04
.07
.04
.03
.07
.06
.05
26
.07
8-9
.04
.0*
.04
.0'
.0;
.0]
.06
.01
.01
.04
.04
.06
9.10
.04
.04
.02
.01
.0!
.01
.01
.04
.04
.06
.031 .03
.061 .05
.02
.06
.07
.06
.05
.06
.03
.09
.04
.03
.01
.05
.05
26
.09
.03
.06
.01
.06
.06
.06
.03
.01
.03
.03
.05
.08
.0!
.051
27
.08
1O-1 1
• 04
• 0'
.04
.0?
.01
.Of
.01
.06
.02
.03
.06
.03
.04
.03
.05
.07
.06
.06
.05
.03
.05
.03
.03
.04
.08
.05
.04
26
11-12
.04
.04
.05
.03
.01
.01
.06
.06
.05
.02
.03
.05
.02
.05
.03
.05
.06
.06
.06
.06
.01
.06
.03
.03
.04
.06
.04
.04
27
.081 .06
MEAN
.037
.037
.047
.039
.031
.013
.033
.068
.064
.035
.033
.049
.038
.039
.029
.044
.054
.049
.054
.062
.037
.047
.047
.018
.022
.063
.050
.043
.068
NO.
OF
MRS.
?1
22
21
It
1C
22
23
22
22
22
22
22
22
22
21
22
21
22
2?
20
21
22
21
22
\t
23
2G
567
MAX.
.05
.06
.08
.06
.08
.03
.07
.29
.15
.06
.07
.09
.07
.08
.06
.07
.08
.08
.10
.11
.06
.09
.10
.03
.07
.09
.08
.29
* Indicates Saturday or Sunday
Local standard time used
ftTED WED.. SFP. 10* 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Diiision of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-32
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
AUG. 1968
DAY
MONTH
1
2
3*
4*
5
6
7
8
9
10*
12
13
14
15
16
17*
18*
19
20
21
22
23
24*
25*
26
27
28
29
30
31*
MEAN
MAX.
12-1
,04
»o*
.01
.06
.03
.0!
.05
.05
.03
.04
.02
.04
.03
.02
.02
.03
.04
.03
.03
.04
.03
.03
.03
.04
.06
.08
.07
.04
27
.08
1-2
.03
.0!
.06
.05
.04
.05
.04
.04
.03
.04
.04
.02
.03
.03
.02
.02
.oi
.04
.02
.03
.04
.03
.03
.03
.04
.05
.06
.09
.04
28
.09
2-3
.03
.0!
.06
.06
.03
.04
.03
.03
.03
.03
.04
.02
.03
.02
.0!
.02
.03
.02
.03
.04
.02
.02
.03
.04
.03
.05
.07
.03
28
.07
3-4
.03
.05
.06
.06
.04
.03
.03
.02
.02
.03
.03
.02
.03
.02
.01
.02
.03
.03
.03
.02
.03
.02
.03
.03
.03
.04
.08
.06
.03
28
.08
4-5
.03
.04
.06
.06
.04
.03
.05
.02
.02
.03
.03
.02
.02
.02
.01
.02
.02
.oa!
.03
.02
.03
.02
.03
.02
•°3
.11
.06
.03
28
.11
A
5-6
.03
.05
.05
.07
.04
.04
.06
.05
.03
.03
.02
.03
.02
.02
.01
.02
.03
.04
.03
.03
.03
.02
.03
.03
.04
.06
.09
.06
.04
28
.09
M.
6-7
.04
.Ot
.06
.01
.05
.05
.06
.05
.04
.04
.02
,0«
.03
.02
.02
.02
.03
.04!
.03
.04
.03
.03
.03
.03
.05
.06
.08
.06
.04
2R
.08
7-8
.04
.01
.01
.ot
.05
.01
.01
.08
.04
.03
• 04
.03
.03
.01
.03
.04
.05
.04
.05
.03
.02
.03
.03
.05
.08
.10
.08
.05
27
.10
8-9
.04
.Of
.Of
.01
.01
.OS
.1C
.05
.03
.04
.04
.04
.02
.09
.05
.07^
.04
.06
.03
.02
.03
.03
.05
.10
.12
.11
.06
27
.12
9-10
.04
.01
.11
.OS
.06
.06
.OS
.1C
.04
.03
,04
.04
.04
.02
.061
.05
.09
.05
.07
.05
.02
.03
.04
.04
.15
.11
.11
.06
27
.15
IO-1 1
.06
.13
.OS
.01
.OS
.01
.12
.0'.
.0:
.05
.04
.0!
.02
.06
.06
.06
.17
.08
.12
.03
.04
.04
.06
.12
.09
.10
.07
26
.17
1 1-12
.07
.11
.09
.08
.11
.06
.09
.05
.03
.05
.04
.04
.03
.06
.06
.06
.16
.18
.10
.03
.04
.04
.06
.08
.10
.09
.07
26
.18
12-1
.0!
• Of
• 1C
• OS
.OS
.1C
.0!
.11
.0!
.031
.05
.05
.04
.03
.06
.05
.06
.12
.13
.07
.03
.04
.04
.07
.08
.11
.1C
.01
27
.13
1-2
.05
.Of
.1C
.01
.11
.04
.13
.05
.03
.05
.04
.04
.03
.06
.05
.04
.09
.1C
.05
.04
.04
.04
.07
.08
.10
.1C
.06
26
.13
2-3
3-4
.1C
.11
.03
.11
.07
.08
.05
.04
.04
.06
.09
.10
.08
13
.11
4-5
.01
.01
.If
.11
.01
.OF
.11
.03
• OS
.0',
.02
.0!
.04
.03
.04
.0!
.11
.05
.oi
.07
.04
.03
.05
.04
.07
.10
.1C
.1C
.07
28
.11
p.
5-6
.04
.08
.08
.10
.07
.07
.10
.03
.07
.05
.02
.04
.03
.02
.04
.05
.09
.06
.06
.06
.04
.03
.04
.04
.07
.09
.09
.10
.06
28
.10
M.
6-7
.04
.0!
.OE
.OS
.05
.01
.01
.04
.01
.06
.02
.04
.03
.02
.04
.0!
.05
.04
.06
.05
.04
.03
.04
.03
.06
.OS
.09
.09
.0!
28
.09
7-8
.04
.01
.01
.OS
.05
.06
.01
.0:
.0'
.06
.0;
.04
.0:
.02
• 0^
• 0'
.06
.04
.05
.05
.04
.03
.04
.03
.07
.08
.09
.08
.05
2R
.09
8-9
.04
.01
• OS
.1C
.06
.06
.01
.0:
.OS
.05
.0:
.04
.0'
.02
.04
.04
.06
.04
.05
.05
.04
.03
.04
.04
.07
.08
.OS
.07
.05
28
.10
9-10
.04
.01
.OS
.OS
.0!
.0!
.01
.03
.Of
.0!
.02
• 0^
.02
.02
.04
.04
.06
.04
.05
.04
.04
.03
.03
.04
.01
.09
.09
.07
.05
?8
.09
IO-1 1
.04
.01
• ns
.Of
.0!
.06
.01
.03
.04
.02
.02
.O1
.02
.03
.04
.06
.04
.05
.04
.03
.03
.03
.04
.07
.09
.Of
.06
.05
27
.OS
1 1-12
.04
.07
.09
.05
.03
.07
.06
.03
.04
.02
.03
.03
.02
.03
.03
.05
.03
.04
.04
.03
.03
.03
.04
.07
.09
.07
.06
.05
27
• 09
MEAN
.039
.063
.083
.080
.048
.058
.070
.043
.070
.044
.028
.035
.033
.028
.025
.039
.053
.047
.059
.059
.043
.027
.034
.034
.035
.080
.090
.080
.052
.090
NO.
OF
MRS.
2f
22
22
22
1!
22
22
23
2C
21
22
22
22
22
22
22
22
22
23
23
23
22
23
23
23
23
23
2:
616
3-MIN.
MAX.
.05
.10
.13
.12
.08
.10
.13
.10
.14
.07
.04
.06
.05
.05
.04
.07
.13
.10
.20
.20
.14
.04
.05
.04
.08
.18
.13
.14
.20
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
£> Robert A. Taft Sanitary Engineering Center
CD Cincinnati, Ohio 45226
Table 3-33
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLOR1METRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
SEPT. 1968
DAY
MONTH
J*
2
3
4
5
6
7«
8«
9
10
11
12
13
14*
15.
16
17
18
19
20
21*
22«
23
24
25
26
27
28«
29«
30
MEAN
NO.
MAX
A.M.
12-1
•S3
.03
.04
.06
.04
.04
.04
.05
1-2
.05
.OJ
.04
.05
.03
.03
.03
.04
.04 .03
.02 .02
.03 .02
.04 ,04
.06 .07
.06 .05
.07, .07
.04
.03 .04
.03 .03
.041 .03
.04 .03
.06 .05
.05 .04
.06 .05
.03 .03
.04 .04
.06
,04
.06
.05
.04
29
.07
.06
.04
.05
.05
.04
28
.07
2-3
.04
.03
.05
.05
.03
.02
.03
.04,
.04
3.4
.03
.03
.04
.0!
.02
.02
.03
.04
.03
.02 .02
.02 .02
4-5
.01
.0'
• 0<
.0!
.02
.02
.04
.04
.04
5-6
.04
.03
.04
.05
.03
.02
.04
.05
.04
.02! .02
.02' .03
.04. .05 .04 .04
.07 .06 .06| .07
.05 .05! .05 .05
.07 ,OT .OT .06
i .061 .0*' .06
.04 .05]
.04 .03
.03! .03
.03, .04
1
.05! .05
.04 .04
.06| .05
I
.03 .03
.04 .04
.03 .04
.01 .03
.04
.04
.0* .05
.04 .03
.05 .05
.03; .03
,04| .04 .04 .04
.05 .05 .06 .06
.04 .04 .03 .04
.05 .07 .06' .05
.05 .04
.04,
28
.07
.04
29
.07
.04 .04
.04] .04
29 29
.07
.07
6-7
.04
.03
.0!
.0!
.03
.03
.0!
.0!
.04
.02
7-8
.04
.03
.OT
.01
.04
.03
.04
.05
e-9
.04
.04
.01
.07
.O:
.05
.04
.05
.OS1 .05
.02 .02
.031 .03J .04
.05
.07
.0*
.06
.06
.05
.06 .07
.1*, .14
,07| .06
,06j .07
:
9-1O
.04
.04
.oe
.0!
.05
.06
10-11
.0!
.0'
• 0^
.07
.04
.05
.06
.04; .05
.05j .05
.02 .03
.04
.07
• 05
.06
.08
.04
.07
.06
.06
.08
.061 .071 .07
.05! .0^ .05, .0!
.05, .04, .04! .04 .04
.03
.05
,OJJ
.03
.05
.04
.05
.06
.05
.05
.05
.05
29
.OT
.03 .031 .04 .04!
.06. .09, .07 .06
.05 .071 ,09j .09
.03 .04 .06 .06
.05 .08:
.04 .04
.07 .OT
.07 .07
.04 .04
.05 .05
.08 .08
.06 .05 .04) .04
.05 .05 .04! .09
.OT .07
.05
29
.U
.06
28
.14
.05
26
.09
.06
27
.09
1 1-12
.05
.04
.07
.06
.04
.04
.06
.05
.05
.03
.04
.07
.07
.07
.08
.05
.04
.04
.06
.09
.07
.04
.05
.09
.04
.05
.08
.06
27
.09
P.M.
12-1
.0!
.04
.01
.0!
.04
.05
.06
.05
.0!
.03
.04
.0;
.06
.01
.07
.04
.04
.041
.06
.07
.OS
.07
.04
.06
.07
.04
.05
.08
.06
28
.09
1-2
.05
.04
«0<
.06
.05
.0!
»0<
.06
.04
.03
.05
.09
.06
.06
.08
.06
.04
.05
.04
.06
.06
.11
.06
.04
.06
.06:
.04
.0!
.08
.06
29
.11
2-3
3-4
.0!
.0'
.01
,o<
.05
.06
.0!
.04
.0!
.06
.06
.01
.08
.0!
.041
.07
.06
.11
.04
.05
.06
.08
.06
22
.11
4-5
.Of
.0!
.01
.0(
.05
.0!
.06
.06
.03
.03
.0!
.01
.1C
.01
.01
.01
.04
.0!
.0!
.08
.0;
.11
.05
.06
.06
.04
.06
.08
.06
28
.H
5-6
.05
.07
.07
.06
.05
.05
.06
.06
.02
.03
.04
.06
.08
.06
.07
.07
.04
.05
.04
.10
.05
.12
.04
.06
,06
.04
.06
.08
.06
28
.12
6-7
.0!
.01
.01
.0!
.0!
.05
.05
.01
.02
.03
.04
.0!
.OS
.01
.07
.06
.04
.04
.04
.11
.06
.10
.04
.06
.06
.04
.06
.08
.06
28
.11
7-8
.0!
.01
.01
.0!
.0!
.05
.01
.0;
.03
.04
.0(
.oe
.OE
.07
.06
.04
.04
.04
.10
.06
.06
.04
.05
.06
.04
.06
.07
.06
28
.10
8-9
.0'
.01
,o<
.0'
.04
»05
.0!
.01
.02
.03
.04
,01
.01
.on
.07^
.05
.04
.04
.04
.09
.06
9- 1O
.0?
.01
.0<
.0'
.04
.04
.06
.06
.02
.03
.04
.06j
.06
.07
.07
.04
.04
.04
.04
.08
.06
.oa| .oi
.04 .04
.04 .04
.061 .06
.061 .05
.04
.06
• oi
.05
29
.09
.04
.06
.07
.05
29
.06
10-11
.04
.06
• 0<
.04
.04
.04
.05
.05
.03
.05
.06
.07
.07
.07
.04
.03
.04
.04
.07
.05
.06
.04
.04
.07
1 1-12
.04
.05
.06
.04
.04
.04
.06
.04
.02
.03
.05
.07
.06
.07
.06
.04
.03
.03
.04
.06
.05
.07
.05
.06
.04 .04
.06 .06
.06
.06
.06
.06
.05 .05
29 1 28
.07, .07
MEAN
.044
.045
.060
.053
.039
.040
.049
.051
.036
.026
.037
.060
.077
.066
.069
.060
.042
.040
.037
.065
.058
.066
.052
.039
.053
.061
.043
.055
.064
.051
.077
NO.
OF
MRS
2:
2:
22
2'
2?
21
2;
2'
22
22
23
23
2?
2'
21
U
22
23
23
23
23
23
15
23
23
22
22
22
21
644
MAX.
.05
.07
.10
.08
.06
.06
.07
.07
.06
.04
.06
.10
.16
.09
.09
.09
.06
.05
.05
.11
.09
.12
.10
.05
.07
.10
.07
.07
.09
.16
* Indicates Saturday or Sunday
Local standard time used
TABUUATED
WED.. SEP. 10. 1969
r
-------
CONTINUOUS AIR MONITORING PROGRAM
Aii Quality Section, laboratory ol Engineering and Physical Sciences
Division ol Air Pollution. Public Heallh Service
U. S. Department ol Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-34
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITROGEN DIOXIDE
OCT. 1968
DAY
MONTH
1
2
3
4
5«
6«
7
8
9
10
U
12«
13«
14
15
16
17
18
19*
20«
21
22
23
24
25
26«
27«
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
.0!
.04
.02
.03
.06
.05
.04
.04
.05
.03
1-2
.05
.04
.02
.03
.06
.04
.03
.04
.06
.03
.05) .05
.06
.05
.04!
.04
.04
.05
.05
.04
.03
.04
.03; .021
.03' .03
.031 .03
.04 .03
.04, .04
.04 .05
.03 .03
.04 .04
.03
.03
.03
.03
.04 .04
.02 .02
.02
.03
.04
.04
31
.06
.02
.03
.04
.04
31
.06
2-3
.05
.05
.02
.02
.05
.04
.03
.04
.05
.02
.04
.05
.05
.031
.03
.04,
.02
.03
.03
.03
.04
.05
.03
.04
.03
.03
.04
.02
.02
.04
.04
.03
31
.05
3-4
.0!
«0<
.02
.02
.04
.04
.03
.03
.05
.02
4-5
.05
.04
.03
.02
.06
.04
.04
.04
.05
.02
.05J .05
.0!
.04
.03
.03
.03
.02
.03
.03
.03
.04
.05
.03
.04
.03
.03
.04
.01
.02
.06
.03
.03
31
.06
.05
.04
.O1
.03
.04
.02
5-6
.06
.04
.03
.02
.05
.04
.04
.04
.05
.03
.05
.06
.03
.03
.03
.04
.03
.03j .03
.03) .03
.03
.05
.05
.03
.03
.05
.04
.03
.04) .04.
.03) .03
.03 .03
.031 .03
.01' .02
.021 .02
.05 .04
.03J .03
.03
31
.05
.04
31
.06
6-7
.05
.04
.03
.03
.06
.04
.04
.04
.04
.03
.06
.05
.04
.031
.03
.05J
.03
.03
.04
.03
.06
.04
.04
.04
7-8
• ot
.05
.04
.04
.ot
.04
.04
.04
.05
.04
.07
• Ot
.04
,o<
.04
.05
.03
.04
8-9
.01
.Oi
.04
.04
.01
.04
.04
.04
.05
.04
.07
.06
.04
.05
.05
.06
.03
.04
9-1O
.06
.05|
.04
.04
.06
.04
.05
.05
.05
.04
.06
.09
.04
.05
.06
.03
.04
1O-1 1
.01
.05
.04
.04
.05
.04
.05
.05
.05
.04
.06i
.0?
.05
.05
.06
.03
.04
.041 .041 ,04j .05)
.04, .04
.07 .07
.04 .03
.04' .04
.04 .04
.03 .04, .04
.03
.02
.02
.02
.04
.03
.04
31
.06
•H »°5
.02! .02
.02 .03
.03 .03
.04 .04
.04
.04
31
.07
.05
30
.08
.04 .04
.07 .06
.03 .03
• 05j .06
.04! .04
.04 .04
,05J .05
.02 .03
.031
.041 .04
.04| .04
.05
29
.09
.06
.05
29
.09
1 1-12
.07
.06
.04
.04
.06
.04
.06
.06
.06
.04
.06
.13
.04
.06
.05
.06
.03
.04
.04
.04
.06
.03
.05
.04
.04
.05
.03
.04
.04
.06
.05
30
.13
P.M.
12-1
.06
.04
.04
.06
.04
.05
.oe
.oe
.05
.06
.14
.04
.05
.05
.06
.03
.04
.04
.04
.06
.03
.05
.04
.04
.05
.03
.03
.04
.07
.05
30
.14
1-2
.01
.05
.04
.04
.06
.05
.06
.01
.06
.05
.06
.os
.05
.06
.05
.06
.04
.04
.041
.04
.06
.03
.04
.04
.04
.05
.03
.03
.03
.04
.07
.05
31
.09
2-3
3-4
.01
.oe
.04
.04
.06
.01
.05
.06
.04
.04
.04
.03
.04
.04
.04
.04
.03
.03
.03
.05
.07
.05
21
.07
4-5
.01
.oe
.04
.04
.oe
.0'
.oe
.01
.05
.01
.01
.OE
.04
.oe
.oe
.05
.04
.04
.04
.04
.06
.03
.04
.04
.04
.04
.03
• 03
.03
.05
.07
.05
31
.08
5-6
.07
.06
.04
.04
.05
.04
.05
.07
.04
.06
.06
.07
.04
.06
.06
.05
.04
.04
.04
.04
.05
.03
.04
.04
.04
.05
.03
.03
.03
.04
.07
.05
31
.07
6-7
.06
.oe
.04
.04
.05
.04
.05
.06
.03
.05
.04
.01
.04
.oe
.05
.05
.04
.04
.04
.04
.05
.03
.04
.04
.04
.05
.03
.03
.03
.04
.01
.05
31
.07
7-8
.oe
.oe
.04
.04
.05
.04
.05
.oe
.03
.06
.oe
.Oi
.04
.05
.05
.05
.04
.04
.04
.04
.05
.03
.04
.04
.04
.05
.03
.02
.03
.04
.06
.04
31
.06
8-9
.0'
.oe
.04
.04
.0:
.04
.0'.
.06
.04
.05
.06
.06
.041
.0!
.05
.04
.04
.0!
9-10
.0"
.04
.04
.oe
.04
.05
.05
.04
.oe
.oe
.06
.0',
.0!
.05
.04
.03]
10-1 1
.0!
.0'
.04
.oe
.04
.04
.0!
.'03
.05
.06
.05
.04
.04
.04
.05
.02
.04 .04
.04 .04
.04^ .04
.051 .05
.04 .02
.04 .04
.04 .03
.04
.05
.04
.05
.02 .02
.02
.03
.04
.05
.04
31
.06
.02
.03
.04
.05
.04
31
.06
.04
.04
.05
.02
.04
1 1-12
.05
.04
.03
.06
.05
.04
.04
.05
.03
.05
.06
.05
.04
.04
.04
.04
.03
.04
.04
.04
.05
.03
.04
.03 .03
.04 .04
.05; .05
.02 .02
.02 .02
.03 .03
.04! .04
.04
.04
31
.06
.04
.04
31
.06
MEAN
.058
.049
.034
.036
.055
.041
.045
.050
.046
.043
.057
.070
.042
.045
.044
.048
.031
.037
.038
.037
.054
.035
.039
.038
.037
.042
.028
.022
.028
.041
.051
.043
.070
NO.
OF
HRS.
?•
21
21
2-
22
22
22
22
23
2?
22
2;
21
23
22
23
23
22
22
22
23
23
23
23
23
23
20
23
23
21
696
MAX.
.08
.06
.05
.06
.07
.05
.07
.07
.06
.07
.08
.15
.05
.06
.06
.07
.04
.05
.05
.05
.07
.05
.07
.05
.05
.05
.04
.03
.05
.06
.08
.15
CO
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
en
c
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division ot Air Pollution, Public Health Service
U. S. Department of Health. Education, and Wellare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-35
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO,ILL.
NITROGEN DIOXIDE
NOV. 1968
DAY
MONTH
2.
3«
4
5
6
7
8
9«
10«
U
12
13
14
15
16«
17«
IB
19
20
21
22
23«
24*
25
26
27
28
29
30«
MEAN
NO.
MAX.
12-1
.04
:o3
.02
.03
.04
.04
.03
.03
.04
.04
.05
.04
.04
.04
.04
.04
.03
.03
.03
.04
.03-
.03
.03
.03
.02^
.03
.03
26
.05
1-2
.0!
.03
.02
.02
.04
.04
.03
.03
.03
.04
.04
i.04
.03
.04
.03
.03
.03
.03
.03
.03
.03
.03
.03
.03
.02
.03
.03
26
.04
2-3
.03
.03
.03
.02
.04
.03
.03
.03
.03
.0*
.04
.04
.03
.04
.03
.03
.03
.03
.03
.03
.03
.03
.03
.02
.03
.03
25
.04
3-4
.03
.03
.02
.02
.04
.03
.02
.03
.03
.04
.04
.03
.03
.04
.03
.03
.03
.03
.03
.02
.03
.03
.02
.02
.03
.03
25
.04
4.5
.03
.03
.02
.02
.04
.03
.02
.03
•
.04
.03
.04
.04
.04
28
.08
1 1-12
.03
.03
.03
.04
.04
.04
.04
.04
.04
.04
.04
.08
.06
.04
.03
.03
.04
.04
.03
.04
.10
.04
.05
.05
.04
.03
.04
.04
.04
28
.10
12-1
.Of
.03
.03
.Ot
.0!
.04
.0<
.04
.0!
.04
.0!
.07
.06
.05
.04
.04
.03
.04!
.03
.04
.1C
.04
.03
.0!
.04
.03
.04
.04
.04
28
.10
1-2
.0!
.03
.02
.0<
.0!
,04
.04
.04
.04
.04
.04
.05
.07
.05
.05
.04
.04
.04!
.03
.04
.07
.03
.04
.04
.03
.04
.04
.04
27
.07
2-3
3-4
.0!
.03
.03
.03
.04
.03
.03
7
.05
4-5
.0!
.04
.0'
.0<
.0!
.Ot
.Ot
.Ot
.Ot
.04
.04
.04
.0!
.0!
.0!
.03
.03
.03
.04
.03
.03
.04
.04
.04
.02
.04
.03
.04
27
.05
p
5-6
.05
.04
.03
.04
.05
.04
.04
.04
.04
.04
.04
.04
.05
.05
.05
.03
.03
.03
.04
.03
.04
.03
.04
.04
.05
.02
.04
.03
.04
28
.05
M.
6-7
.0!
.0<
.03
.0<
.0!
.04
.Ot
.04
.0<
.04
.ot
.ot
.04
.05
.05
.03
.03
.03
.04
.03
.03
.04
.04
.03
.04
.03
.04
.04
.04
28
.05
7-8
.0'
.03
.03
.0'
.0<
.04
.03
.04
.04
.04
.04
.04
.04
.05
.05
.03
.03
.03
.04
.03
.03
.03
.04
.03
.04
.03
.04
.04
.04
28
.05
8-9
.04
.03
.0'
.Ot
,0t
.04
.01
.04
.04
.04
.04
.04
.04
.04
.05
.03
.03
.03
.041
.03
.03
.03
.04
.03
.03
.03
.04
.04
.04
28
.05
9-1O
.04
.03
.0'
.0'
.04
.04
.03
.04
.0<
.0!
.04
.04
.05
.04
.05
.03
.03
.03
.04
.03
.04
.03
.04
.03
.03
.03
.03
.04
.04
28
.05
10-11
.03
.O;
.0'
.Ot
.03
.n1
.03
.04
.0<
.05
.04
.04
.04
.04
.05
.03
.03
.03
.04
.03
.04
.02
.04
.01
.03
.03
.03
.04
.03
28
.05
1 1-12
.03
.02
.03
.04
.03
.03
.03
.04
.04
.05
.04
.04
.04
.04
.04
.03
.03
.03
.04
.03
.04
.02
.04
.03
.03
.02
.03
.04
.03
28
.05
MEAN
.036
.030
.026
.034
.042
,037
.032
.036
.037
.041
.040
.039
.050
.044
.041
.032
.031
.029
.036
.031
.030
.049
.028
.035
.036
.035
.027
.031
.034
.035
.050
NO.
OF
HRS.
2:
2:
2-
21
22
??
22
2<
22
22
22
2r
22
22
22
22
17
21
22
23
14
15
16
18
21
23
22
23
23
610
MAX.
.06
.04
.03
.05
.05
.04
.04
.05
.05
.05
.05
.05
.08
.07
.05
.04
.04
.04
.05
.04
.04
.11
.04
.05
.05
.05
.03
.04
.04
.11
* Indicates Saturday or Sunday
Local standard time used
TABULATED
MED.. SEP. 10. 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory ol Engineering and Physical Sciences
Division of Aii Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati. Dhio 45226
Table 3-36
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
COLORIMETRIC ANALYSIS
CHICAGO.ILL.
NITROGEN DIOXIDE
DEC. 1968
DAY
MONTH
r
3
4
5
6
7«
8«
9
10
11
12
13
14«
15«
16
17
18
19
20
21«
22«
23
24
25
26
27
28«
29«
30
31
MEAN
NO.
MAX.
A.M.
12-1
.0*
^02
1-2
.04
.03
i
.04
.06, .0!
.0?l .04
.04 .04
.05. .05
tOS .05
M .06
-.041 .04
.031 .04
.0*1 .04
.0*; .09
.03 .03,
.04 .04
.oi
.05
.04
16
.06
.04
.05
.03
.04
18
.06
2-3
.03
.03
.09
3-4
.04
.03
• 04;
.051. .05
.03J .02
.04 .041
.05
.0!
.0!
.04
.04
.0!
.06
.04
.04! .04
.04 .04
.05J .05
.03 .03
.04
.04
.04
.03
.04
18
.05
.03
.04
.04
.03
.04
18
.06
4.5
.03
.03
.04
.0?
5-6
.03
.02
.04
.05
.02 .02
.04 .04
.0-<
.05
.06
.04
.04
.04
.04
.05
.05
.06
.03
.05
.04
.04
.03 .03
.o*J .0*
.04) .04
.04! .04
i
.03J .02
.04! .04
18 i 18
.Oq .06
6-7
.03
.02
.05
.06
• 02
7-8
• o;
.o2
.05
.06
.03
.04j .05
. .OS .05
8-9
.03
.03
.05
.06
.03
.05
.05
.09 .05 .06
.07
.03
.04
9-1O
.03
.0!
.06
.06
.03
.05
.05
.06
.07; .061 .05
.04 .04J .04
1O-1 1
.03
.04
.06
.03
.0!
.0!
.06
.06
.04
.041 .05, .051 .09
.04, .0*; .05
.OS .05 .05
.031 .03 .03
.0* .04 .0*
.04
.05
.03
.05 .OS
.05 .05
1
.03
.04| .04
18 18
.07 .07
.03
.04
1R
.06
.05
.05
.05| .05
•OJ .03
.051, .05
.09 .05
.051 .05
.03
.03
.05 .05
IB
.06
17
.06
1 1-12
.03
.03
.07
.06
.03
.05
.05
.06
.06
.04
.04
.05
.05
.03
.05
.05
.05
.03
.05
18
.07
P.M.
12-1
.03
.03
.01
.06
.03
.05
.05
.06
.08
.041
.04]
.05
.0!
.04
.05
.05
.05
.03
.0!
18
.08
1-2
.03
.03
.07
.06
.03
.0!
.05
.Ot
.07
.03
.04)
.05
.04
.04
.04
.05
.05
.04
.05
18
.07
2-3
.03
1
.03
3-4
.02
.0?
.05
.0!
.0!
.05
.Ot
.06
.0!
.04
.04
.05
.05
.04
.03
15
.08
4-5
.03
.04
.01
.05
.0«
.06
.0!
.06
.06
.04
.03
.05
.04
.04
.0-:
.05
.04
.04
.05
18
.07
5-6
.03
.04
.07
.06
.05
.05
.05
.06
.06
.04
.04
.05
.03
.04
.05
.06
.04
.04
.05
18
.07
6-7
.03
.04
.01
.Ot
.04
.05
.05
.04
.04
.04
.04
.05
.04
.04
.05
.05
.07
.03
.05
18
.07
7-8
.02
.0*
.01
.05
.04
.05
.05
.05
.06
.04
.04
.05
.04
.03
.OS
.05
.08
.03
.05
IB
.06
8-9
.02
.02
.06
.05
.04
.05
.05
.05
.05
.04
.041
.04
.04
•
-------
en
to
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-37
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
JAN. 1968
DAY
MONTH
i
2
3
4
5
6*
7*
8
9
10
11
12
13*
14*
15
16
17
18
19
20*
21*
22
23
24
25
26
27*
28*
29
30
31
MEAN
NO
MAX.
12-1
•iS
.36
.2C
.18
.20
.28
.20
.23
.2C
1-2
.21
.33
.IE
.18
.21
.28
.11
,3C
.11
.32 .36
.06 .04
.10 . 11
.05 .08
.14 .1!
.16 .16
.38 .28
.31 .32
.31 .32
.08 .10
.18 .19
,u; .is
.24 .33
.18! .22
.33
.28
.34
.08
.271
.13
.21
29
.38
.32
.34
.23
.08
.24
.12
.21
29
.36
2-3
.2C
.38
.19
.12
.34
.28
. 19
.3B
.15
.37
3-4
.2!
.33
.14
.16
.46
.17
.44
.16
4-5
.38
.39
.16
.2-i
• in
A.M.
5-6
.*0
.46
.18
.32
.21
• 39J .46
.15
.16
.45 .45
.31 .37
.51 .57 .51
.041 .06 .051 .07
.11, .131, .10 .14
.09 .llj .If
.11 .10 .15
.13
• 1^
.17 .17. .211 .37
.4* .421
.
.48
.25 .32 .39
.65
,43
.35 .33] .33, .40
,iq .iq .11! .17
.21 .25
.-18 .21
.20
.30
.32 .33 .31
.21 .19 .27
,34| .30 .30
.32 .40
.15
.17| .21 .26
.10, .10 .14
.37 .52 .22
.12; .17 .24
.23
29
•*3
.25
29
.52
.26
29
.57
.33
.29
.30
.32
.30
.20
.33
.12
.22
.36
.30
29
.65
6-7
.41
.4!
.16
.25
.25
.4-
.17
.51
7-8
.4-;
.44
.20
. IS
.2C
.44
8-9
.34
.41
.2C
.11
.18
.46
.181 .18
q-io
.18
.18
.15
.25
.56
1O-I 1
.2.1
.2!
.IS
.59
.58
.HI .11
.61 .51 .421
.34 .431 .331 .33 .21
.50 .63 i
.08
.17
.15
.li; .12 .09
.08
.20 >2P .20 .25
.13
.16 ,ie
.19 .14, .12
1 1-12
.14
.12
.20
.13
.43
.50
.15
.29
.23
.10
.08
.27
.12
.18 .19 .11 .15
.29 .23 .20 .221 .27
. .
.74
.57
.49
.15
.46,
.2*
.35
.36
.42
.20
.35
.09
.221
.55>
.33j
29
.74
.61
.64
.53
.47 ,63| .77
.44{ .69 .82
.451 .40 .36
.201 .22 .27 .25
.51
.20
.50
.33
.33
.23
.40
.10
.20
.44
.34
29
-
.49
.21
.58
.54
.15 .14
.54 .38 .51
.33! .35! .19
.34 .28
.30
.27
.33, .31
.22 .27
.30
.27
.36
.21
.25 .22 .2C
.45
.31
28
.54
.71
.47
.32! .33
27
26
.71 .82
.48
.45
.43
.45
.76
.09
.48
.25
.24
.21
.49
.14
.18
.41
.28
28
.76
P.M.
12-1
.1!
.1!
.2'
.1!
«2E
.43
, If
,3<
.1!
.1C
.1C
.23
.12
.14
.33
.34
.42
,41
.79
.50
.16
.37
.271
1-2
.16
.40
.21
.12
.21
.31
.24
.2'
.18
.11
.0«
.15
.15
.li
.41
.4!
,6E
.42
2-3
.If
.21
.15
.2C
.2S
.21
.25
.22
.11
.0«
.06
.It
.n
.3C
.54
.7C
.44
.60 .69
.6C
.181
.24
.19 .14
.19
.32
.19
.23
.29
.27
29
.75
.18
.20
.16
.07
.41
.27
28
.68
.50
.1C
.25
.22
.1C
.14
.15
.15
.19
.25
28
.70
3-4
.18
.41
.46
.12
.22
.29
.23
.23
.23
.12
.01
.05
.11
.19
.28
.43
.53
.35
.50
.29
.06
.29
.22
.11
.19
.14
.18
.24
27
.53
4-5
.20
.4]
.2f
.1'
.3!
.21
.24
.31
.21
.11
.06
.10
.18
.11
.25
.29
.46
.51
.45
.40
.04
.26
.24
.14
.16
.10
.23
.24
27
.51
5-6
.20
.40
.26
.13
.37
.28
.22
.45
.32
.12
.06
.09
.21
.16
.24
.25
.68
.33
.40
.32
.09
.27
.23
.15
.12
.07
.20
.24
27
.68
6-7
.18
.31
.26
.12
.42
.2<
.3C
.24
.1C
.05
• 1?
.18
.16
.21
.42
.72
.22
.37
.20
.22
.29
.17
.18
.08
.29
.25
27
.72
7-8
.If
«2(
.!<
.3E
.21
.1?
.2'
. 1<
.01
.05
.OS
• 1<
. 1?
.72
.41
.4C
•22
.30
.21
.79
.71
.15
.18
.1C
.26
.22
27
.47
8-9
.!<
.42
.2-
.12
.3f
.1!
.11
.0!
.1!
.1!
.If
.31
.64
.6C
.22
9-IO
.15
.26
.30
.If
.21
.If
.26
.26
.oe
.ot
.13
.14
.14
.3fl
.45
.70
.21
.5«j .60
.201 .18
.33 .27
.241 .22
.31 .32
.l«j .30
.19
.09 .10
.3l! .38
.26
27
.64
.26
27
.70
10-1 1
.74
.22
.28
• 2(
.21
.77
.19
.23
.28
.0!
.06
.14
ill
.14
.37
.54
.51
.21
.63
.13
.26
1 1-12
.32
.20
.27
.14
.33
.19
.21
.25
.31
.05
.10
.08
.17
.15
.38
.29
.28
.20
.25
.17
.23
.20 .17
.31 .31
.31 .28
.20 .21
.09 .09
.44 .33
.22! .18
.25
28
.'63
.22
28
.38
MEAN
.238
.339
.227
.164
.321
.347
.192
.353
.250
.234
.072
.141
.139
.157
.267
.476
.512
.351
.345
.349
.191
.320
.265
.247
.219
.221
.198
.237
.336
.235
.512
NO.
OF
MRS.
2<
2<
74
24
24
24
7,4
23
24
21
24
2<
24
2<
71
24
24
24
24
24
24
2'
24
24
24
24
16
i;
671
MAX,
.61
.58
.55
.39
.81
.64
.40
.75
.50
.70
.19
.31
.22
.22
.48
1.33
.90
.67
1.13
1.02
.39
.76
.51
.49
.64
.71
.54
.68
.79
1.33
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.t SEP, 10, 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-38
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
FEB. 1968
DAY
MONTH
1
2
3«
4«
5
6
7
8
9
10«
11*
12
13
14
15
16
17*
18*
19
20
21
22
23
24«
25«
26
27
28
29
MEAN
NO.
MAX.
12-1
.86
.1*
.3<
.12
.25
.27
.24,
.29
.17
.22
.21
.12
.IS
.27
.33
.24
.22
.12
.13
.11
.24
.17
.38
.24
23
.86
1-2
.73
.17
.**
.1!
.25
.24
.23
.33
.1!
.26
.2C
.12
.12
.32
.33!
.24
.23
.1C
.15
.1C
.16
.H
.36
.24
23
.73
2-3
.72
.It
.33
.22
'21
.23
.24
.33
.12
.22
.26
.11
.13
.25
.31
.23
.31
.12
.15
.15
.16
.30
.24
22
.72
3-4
.63
.16
.28
.2!
.22
•2i
.26
.26
.14
.17
.34
.17
• 1<
.23
.32
.21
.35
.14
.15
.22
.15
.34
.24
22
.63
4-5
.47
.29
.29
.28
.23
•2Z|
.29
.29
.!«
.19
.41
.It.
.16
.3?
.27
.31
.33
t*l
.21
.14
.2R
.19
.35
.28
23
.47
A
5-6
.40
.37
.34
.33
.26
.20
.29
.39
.19
.21
.41
.15
.19
.33
.33
.35
.40
.11
.12
.31
.29
.35
.29
22
.41
M.
6-7
.62
.29
.32
.4C
.27
.21
.30
.48
.21
.23
.42
.15
.22
.41
.35
.28
.36
.04
.12
.32
.30
.36
.30
22
.62
7-8
.6<
.21
.29
.40
.27
.16
.31
.42
.22
.23
.47^
.16
.22
.46
.25
.26
.33
.09
.19
.27
.31
.39
.30
22
.6*
8-9
.57
.25
.32
.38
.27
.16
.3C
.42
.2«
.24
.sJ
.16
.IE
.4?
.21
.35
.43
.15
.24
.38
.40
.30
21
.57
P- 10
.38
.34
.32
.29
.14
.27
.29
.19
.66
.14
.17
.41
.18
.27
.56
.09
.16
.40
.29
18
.66
10-11
.31
.21
.34
.23
. If
.32
.29
.2C
.66
.13
.12
.42
.2r
.22
.44
.ir
.17
.41
.21
18
.66
1 1-12
.28
.20
.28
.26
.23
.30
.20
.31
.16
.46
.14
.11
.33
.20
.17
.38
.11
.12
.20
.36
.24
20
.46
12-1
.71
.29
.27
.17
,2t
.21
.21
.1!
.31
.19
.11
.31
.30
.16
.IE
.29
.11
.08
.46
.26
.26
20
.71
1-2
.5C
.3«
.20
.25
.15
.24
.!<;
.19
.32
.17
.13
.32
.31
.16
.14
.12
.06
.56
.20
.28
.24
20
.56
2-3
.54
.38
.3C
.22
.12
.21
.28
.22
.13
.23
.13
.12
.41
.29
.It
.17
.14
.08
.53
,2C
.32
.35
.25
22
.56
3-4
.4C
.39
.2«
.23
.13
.22
.21
.21
.15
.09
.1!
.11
.41
.22
.17
.14
.15
.06
.67
.2C
.29
.31
.23
22
.67
4-5
.3!
.33
.22
.3C
.23
.12
.2C
.22
.24
.15
.1C
.12
.11
.4C
.2!
.27
.If
.U
.08
.69
.23
.25
.39
.24
23
.69
P.
5-6
.37
.27
.19
.28
.28
.13
.17
.19
.24
.12
.10
.12
.13
.24
.36
.21
.15
.17
.17
.07
.41
.26
.24
.31
.22
24
.41
M.
6-7
.15
.31
.22
.25
.28
.13
.17
.1?
.2«
.12
.1C
.12
.12
.3C
.31
.22
.16
.IS
.IS
.05
.25
.22
.2£
.29
.20
24
.31
7-8
.1C
.3<
.2(
.35
.29
.11
.17
.26
.?<
.17
.1C
.11
.!<
.2'.
.33
.?•>
.18
.15
.71
.04
.24
.72
.25
.31
.21
24
.35
8-9
.11
.21
.22
.32
.33
.15
.2C
.U
.26
.21
.1C
.1C
.15
.291
.34
.7-5
.19
.16
.16
.03
.25
.in
.35
.35
.22
24
.36
9-10
.2<
.26
.21
.32
.33
.1C
.2!
.ie
.22
.23
.OS
.12
.n
.2<
.33
.?(
.21
.11
.11
.12
.25
.13
.23^
.21
.22
24
.33
10-1 1
.17
.34
.23
.30
,2<,
.Ifl
.29
.17
.25
.22
.10
.13
.2C
.34
.34
.19
.20
.16
.17
.13
.21
.17
.22
.23
.22
24
.34
1 1-12
.16
.33
.19
.27
.2fl
.21
.30
.15
.18
.25
.11
.13
.27
.31
.32
.19
.17
.12
.16
.12
.22
.16
.33
.22
.21
24
.33
MEAN
.436
.282
.269
.290
.263
.176
.251
.272
.219
.191
.275
.136
.153
.330
.327
.237
.218
.291
.136
. 1
-------
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section. Laboralory ol Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-39
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
MARCH 1968
DAY
MONTH
1
2«
3*
4
5
6
7
8
9«
11
12
13
14
15
16*
17*
18
19
20
21
22
23«
24«
25
26
27
28
29
30*
31*
MEAN
MAX.
A.M.
12-1
.22
.11
.38
.32
.52
.14
.04
.21
.38,
.2!e
.39
1-2
.12
.3!
.31
.58
.13
.04
.25
.19
.34
.15
.18; .14
.09! .08
.07
.02
.05!
.H
.16
.19
.25
.14
.14
.08
.30
.39
.07
.20
26
.52
.07,
.06
.04
.15
.16
.18
.29
.06
.11
.08
.08
.41
.12
.18
25
.58
2-3
.3C
.11
.21
.2?
,6C
.1C
.0'
.3C
*1J
.461
.18
3-4
.42
.12
.21
.21
,4S
.0(1
.32
.11
.531
.35
.llj .32
.091 .08
.131 .07
.06 .09
.04J .03
.IBj .20
.19] .17
.18
.31
.12
.09
.09
.08
.41
.22
.20
26
.60
.18
.26
.10,
.10
.09
.24
.27
.12
.21
26
.53
4-5
.42
.20
.26
• 3(
.5!
.14
.18
.29
.14
5-6
.42
.23
.28
.39
.58
.22
.25
.32
.11
.51
.55
.39i -.20
.32 .19
.od .13
.07J .09
.OBJ .11
.05' .08
.241 .30
.17 .18
.19, .18
.24
.21
.11
.15
.33
.29
.18
.17
.121 .08
.17
.17
.22
26
.53
.15
.10
.23
26
.58
6-7
.34
.2!
.27
.31
.44
.24
.31
,4<
.15
.61
7-8
.4C
.26
.22
.3'
.39
.24
.3S
.44
.14
.57
8-9
.5i
.26
.19
.2!
.56
.24
.51
.31
.14
.31
9.10
.4C
.27
.IS
,2f
.24
.23
«5(
.27
.16
1
,33| .41 .42J .42
10-11
.34
.21
.13
.22
,31
.11
.41
.21
.1!
.42
.13 .11; .151 .26 .32
.17, .20 .18 .12 .06
.081 .11 .12
.14| .12 .13
.ll! .08 .07,
.34 .35 .31
.21 .21 .2C
.1^ .111
.11 .09
.09, .08
.25
.16 .1!
.20! .20 .19 .13 .16
.65
.18
.10
.19
.16
.21
.12
.26
26
.65
.65 .50
.35! .44
.10 .10
.18 .37
.14 .11
.20
.04
.26
26
.65
.12
.00
.26
26
.58
.25
.60
.17
.08,
.11
.76
.02
.031 ,OC
.07J .02
.01
.22
25
.60
.01
.2C
23
.76
1 1-12
.37
.29
.12
.19
.29
.15
.37
.15
.14
.39
.35
.18
.28
.07
.11
.17
.15
.23
.32
.14
.01
.00
.00
.19
23
.39
P.M.
12-1
.6C
.31
.11
.21
.11
.26
.1:
.14
.24
.10
.19
.17,
.17
.11
.18
.12
.14
.OC
.00
.01
.16
21
.68
1-2
.42
.28
.12
.1'
.24
.18
.24
.07
.16
.15
.07
.16
.05
.13
.15
.10
.13
.01
.01
.07
.01
.12
.01
.13
23
.42
2-3
.42
.21
.11
.1:
.2!
.11
.12
.08
.06
.16
.05
.191
.16
.2C
.11
.10
.02
.OC
.04,
.01
.03
.01
.12
23
.42
3-4
• 4(
.21
.OC
.1!
.22
.1!
.11
.09
.06
.07
.06
.13
.04
.16
.17
.15
.14
.26
.04
.01
.11
.01
.00
.02
.12
24
.40
4-5
.21
.2!
.1C
.14
.22
.11
.1C
.!<
.0<
.IS
.13
.07
.03
.1C
.08
.21
.2C
.14
.18
.18
.03
.03
.IS
.01
.00
.02
.13
26
.27
5-6
.21
.23
.10
.12
.33
.19
.09
.07
.07
.14
.11
.07
.07
.09
.09
.19
.17
.12
.21
.12
.06
.01
.30
.01
.00
.02
.12
26
.33
6-7
t 1
. 1C
.14
.11
.1C
.11
.OC
.01
.11
.OS
.OS
.OC
.09
.13
.14
.14
.13
.2C
.08
.12
.04
.25
.01
.00
.03
.12
26
.29
7-8
.11
.11
.21
.11
.16
.11
.06
.OC
.24
.14
.14
.OS
.3C
.08
.12
.17
.15
.23
.18
.15
.05
.11
.OC
.01
.03
.14
26
.30
8-9
.11
.11
.23
.1!
.12
.OC
.01
.21
.15
.13
.OC
.20
.04
.If)
.18
.14
.21
.11
.OB
.27
.19
.01
.01
.07
.15
26
.40
9-1O
.2<
.2C
.1C
.16
.OC
.1!
.12
.06
.21
.16
.12
.01
.IS
.04
.22
.IS
.15
.21
.05
.15
.17
.25
.01
.02
.02
.15
26
.44
10-11
• 2<
.2;
.1'
.14
.04
.16
.31
.Of
.3C
.17
.12
.01
.11
.04
.??
.IS
.n
.23
.05
1 1-12
.23
.32
.27
.56
.13
.03
.18
.35
.08
.47
.18
.13
.07
.03
.05
.14
.20
.15
.22
.12
.131 .16
.24 .09
.16J .24
.04) .19
.00
.OS
.16
26
.59
.02
.05
.18
26
.56
MEAN
.350
.224
.196
.285
.340
.156
.216
.221
.129
.355
.229
.148
.098
.130
.075
.120
.208
.162
.177
.234
.193
.099
.154
.071
.109
.055
.182
.355
NO.
OF
HR5.
23
2<
24
24
24
24
2i
24
2C
23
24
j^
24
23
23
21
24
24
24
24
21
24
24
24
24
603
MAX.
.88
.40
.46
.68
.90
.30
.86
.50
.49
.81
.78
.52
.22
.47
.21
.29
.38
.26
.27
.78
.87
.36
.49
.47
1.09
.29
1.09
* Indicates Saturday or Sunday
Local standard time used
ATED WED.. SEP. 10. 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Aif Quality Section, Laboratory of Engineering and Physical Sciences
Division ot Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-40
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO,ILL.
SULFUR DIOXIDE
APRIL 1968
DAY
MONTH
1
2
3
4
5
6*
7*
8
9
10
11
12
13*
14*
15
16
17
18
19
20*
21*
22
23
24
25
26
27*
28*
29
30
MEAN
NO.
MAX.
12-1
,04
.1C
.07
.04
.11
.49
.07
.24
.03
1-2
.K
.06
.0!
.16
.23
.OS
.18
.01
.10 .07
.03 ,l«j
.27 .37
.21
.21
.03 .02
.04 .05
.07 .07^
2-3
.06
.11
.05
.23
.17
.20
.07
.21
.06
3-4
.01
.OS
.06
.17
.18
.44
.06
.22
.OS
.06 .Ot
.osj .os1
4-5
.On
.13
.0!
.IS
.21
A.M.
5-6
.12
.a
.05
.14
.21
.301 .28
.10 .11
.161 .20
• OS
.11
.!»
.09
.Ofl! .12
.34j .291 .29
.09 .09, .10 .12
.03 .02 ,02| .02
.07 .oeJ .00; .12
| 1
.or ,oa' .07 .11
.03 .04 ,04j .06, .12 .13
.04 .04 .041 .041 .05, .08
.03 ,03| .031 .03) .04j .05
.02 .02, .02, .02 .01
!
.04 .04
.02
.10
22
,4<3
.10
20
.041 ,06
i
.05
! ;
.10 .11
21
.34
21
.44
.03
.05
.03 .17
1
.ll! .12
22
.30
21
.28
6-7
.07
.24
• 0<
.21
.2C
.35
.10
.28
.19
.14
.13
7-8
.07
. 1<
.05
.12
.16
.30
.10
.26
.12
8-9
,ot
. 12
.08
.2S
.14
.12
.08
.22
9-10
.03
.13
.OS
.19
.11
.1C
.06
.15
10-11
.02
.OS
.OS
.1C
,0i
.05
.02
.Od .04 .OC
.191 .1]
.44) .37
.45 .37
.OT! .03
.03j .03
.28
.05
.03
.10
.32
.19
.05
.031
.14j .IT1 .121 .IS
1 ! !
.07
.2?
1 1-12
.01
.05
.13
.12
.08
.04
.04
.02
.06
.22
.25 .27
.04 .02
.08
.23
.11 .10 .081 .06 .05
.13 .10 .09 .07, .06
.08 .11 .10 .07. .07
.07, .09 .08| .Of,
.03 .0' .09 .09 .08
,
.06| .07 .05
• i
i
.23, .17
.15 .15
22 22
.45! .**
.06
.12
22
.37
.06 .04
i
I
i
.06
.10
22
.32
.01
.03
.08
21
.28
.11
.04
.06
.05
.05
.06
.03
.02
.01
.07
21
.27
P.M.
12-1
.05
.03
.01
.IS
.11
.01
.04
.05
.02
.03
.13
,25
.03
.02
.03
.05
.05
.07
.03
.03
.02J
.01
.06
22
.25
1-2
.06
.03
.OS
.OS
.01
.01
.04
.05
.03
.03
.06
.31
.Oi
.02
.IS
.03
.06
.05
.10
.15
.03
.04
.02
.07
23
.31
2-3
.Of
.05
.Ot
.1C
.06
.Of
.03
.09
.06
.01
.08
.31
.06
.02
.03
.06
.07
.09
.12
.02
.03
.01
.07
22
.31
3-4
.14
.Ot
.Ot
.06
.Ot
.06
.03
.01
.03
.03
.01
.26
.02
.02
.03
.12
.05
.09
.07
.02
.01
.02
.06
22
.26
4-5
.P
.06
.05
.1C
.04
.0!
.03
.0!
.02
.02
.02
.42
.0'
.02
.06
.05
.01
.05
.07
.06
.03
.01
.02
.07
23
.42
5-6
.05
.05
.05
.12
i03
.04
.03
.08
.04
.04
.02
.23
.03
.03
.04
.08
.05
.04
.08
.25
.02
.01
.01
.06
23
.25
6-7
.03
.04
.IS
.0*
.05
.03
.01
.06
.02
.02
.04
.03
.04
.2C
.05
.04
.04
.34
.02
.02
.01
.07
23
.34
7-8
.04
.01
.04
.72
.04
.01
.03
.13
.1C
.03
.03
.OC
.02
.03
.051
.11
.04
.04
.04
.10
.02
.26
.01
.07
23
.28
8-9
.01
.Of
.02
• i{
.ot
.11
.03
. P
.15
.04
.OC
.OC
.0-
.03
.08
.07
.05
.05
9-10
.IF
.Ot
.02
.IS
.01
.11
.1C
.12
.1C
.04
.04
.OC
.0'
.02
.07
.05
.05
10-11
.10
.0!
.04
.16
.10
.on
.06
.13
.'09
.03
.11
.00
.01
.03
.08
.06
.04
1 1-12
.10
.08
.05
.16
.34
.07
.06
.09
.19
.00
.23
.08
.03
.03
.08
.07
.04
.05 .04> .03
.03 .02
.17, .15
1
.02 .03
1
1
[
.34
.01
.08
23
.34
.04
.01
.07
23
.19
.02 .02
.04 ,04
.02 .02
,
I
1
.04' .03
.06 .08
22 : 22
.16 .34
MEAN
.072
.091
.060
.154
.120
.158
.061
.136
.074
.061
.128
.232
.061
.030
.098
.071
.067
.054
,054
,086
.036
.064
.048
.088
.232
NO.
OF
HRS
2-
2'
24
2?
24
2<
24
24
24
24
23
24
24
2C
24
24
24
23
24
24
14
1<3
52f
5-M1N
MAX.
.24
.29
.16
.41
.59
.62
.14
.35
.32
.26
.60
.72
.29
.30
.32
.31
.17
.13
.12
,53
.08
.43
.27
.72
cn
en
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED., SEP. 10. 1969
-------
en
05
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section. Laboratory ol Engineering and Physical Sciences
Division of Air Pollution. Public Healtb Service
U. S. Department ol Health. Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-41
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONOUCTOMETRIC ANALYSIS
CmCAGOtlLL.
SULFUR DIOXIDE
1968
DAY
MONTH
I
2
3
4«
5«
6
7
8
9
10
11«
12«
13
14
15
16
17
18«
19*
20
21
22
23
24
25«
26«
27
28
29
30
31
MEAN
NO
MAX.
12-1
.02
.1C
1-2
.05
.02
.10
.00 .01
.00 .00
.01 .01
.03 .0}
.oc
.08| .04
.01 .01
.01; .01
.091 .01
.061 .12
.02 .02
.07 .07
.18 .17
.05 .04
.01 .01
.01 .01
i
.01 .01
.01
.02
.01
.01
.06
.04
23
.18
.03
.02
.05
.01
.05
.04
25
.17
2-3
.01
.17
.01
.05
.01
.00
3-4
.02
.15
.01
.01
.01
4-5
.01
.11
.14
.04;
A.M
5-6
.03
.!>0
.32
.04
.15 .17
.01
.02 .01
.01
.01
.Ol' .01 .01
.00 .00 .00
.00
,OZ .041 .02J .01
.01 .01 .06
.09 .09 .07
.01 .Oil .01
.01. .01
.01
.01
.17
.01
.03
.06; .01 .03 .03
.20 .131 .08
.03 .03, .06
.08. .08 .1?
.23! .16 .17
.02, .01 .03
.11
.24
.30
.02
.01; .01 .01; .02
.00 .01 .02
.00 .01 .01
.06] .07
.01 .01
.07
.01
.03
.05
26
.23
.08
.01
.07
.04
27
.16
.Of?
.03
.02
.01
.06
.05
28
.17
.01
.01
.13
.05
.07
.01
.09
.09
27
.50
5-7
.05
.30
.17
•l\
.ii
.oc
.01
.01
.01
.01
.01
7-8
•05
.13
.06
.11
.!<
.oc
8-9
.04
.!
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory ol Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Depaitment of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-42
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAG3.ILL.
SULFUR DIOXIDE
JUNE 1968
DAY
MONTH
i«
2*
3
4
5
6
7
8*
9«
10
11
12
13
14
15«
16«
17
18
19
20
21
22*
23*
24
25
26
27
28
29*
30*
MEAN
NO.
MAX.
A.M.
12-1
.04
:o3
.01
•°'
.03
.03
.08
.07
1-2
.04
:o2
.04
.01
.04
.04
.1C
.OS
.03 .OP
.01 .01
.01 ,02j
.01
.01
.01,
.03 .04
.01 .00
.01
.06! .03
.03) .02
.01 .02
.02 .03
.00 ,OC
.00 .00
.02 .01
.02 .02
l
.02 .03
24 22
.08 .10
2-3
.03
.01
.02
.0«
.0*
.OE
.!«
.13
.01
.01
3-4
.02
.01
.12
.02
.05
.03
.11
.06
.13
.01
.01
.03 .04
.OOJ .02
i
I
.031 .01
.02! .02
.03, .07
.02J .02
.01
.02
.01
.03
.06
.01
.01
1
.04
19
.14
.04
21
.13
4.5
.01
.01
.IS
.01
.04
5-6
.02
.01
.26
.01
.12
.04 .04
.12 .15
,07| .06
.llj .08
.01! .03
.01,
.of
.01
.04
.02
.00
.00
.05
.01
.01
.04
.03
.02
.03
.04; .03
.101 .09
.04! .07
.01
.05j .04
.IP .12
.01; .01
!
.01
.01
.01
'
.04J .05
24 I 26
.14 .26
6-7
.02
.01
.2'.
.01
.12
.11
.26
.06
.06
.04
.09
.01
.01
.07
.02
.02
.01
7-8
.01
.02
.1C
.01
.1C
8-9
.02
.01
.0<
.01
.0?
.32 .22
.li .04
.12 .12
.031 .03
.03j .02
.11
.02
.01
.24
.02
.01
.02
.05
.02
.01
.14
.01
.01
.01
.02 .02
9-10
.03
.01
.02
.01
.0(
.16
.031
10-11
.0!
.01
.OC
.01
.03
.05 .04
.02 .03
.02
.02
.02
.01
.07
.01
.01
.01
.02
.04
.1C
.02
.06
.03
.02
.01
.0!
.04) .031 .02] ,03| .02;
.01, .03, .01
,03| .03) .06
.01 .02 .01
.04 .03 .03
.18 .04' .04
.04 .Ol .01
.01
.02
.02! .01
!
!
I
1
.061 .06
25 26
.29 .32
.04
27
.22
.01
.05
.01
.03
.04
.01
.03
.01
.02
.03
.OC
.03J .06
.021
.03
27
.16
.03
22
.10
1 1-12
.06
.01
.01
.12
.04
.04
.04
.03
.03
.02
.01
.01
.02
.01
.05
.01
.06
.01
.01
.03
.00
.07
.03
22
.12
P.M.
12-1
.03
.01
.02
.03
.OS
.0*
.03
.04
.04
.02
.02
.OC
.01
.01
.01
.01
.03
.02
.01
.04
.01
.03
.02
.01
.06
.02
25
.09
1-2
.02
.01
.02
.04
.OE
.05
.03
.03
.03
.01
.01
.OC
.02
.01
.02
.01
.03
.011
.01
.02
.01
.03
.02
.01
.03
.04
.02
26
.08
2-3
.01
.01
.OC
.03
.04
.05
.0<
.03
.03
.01
.01
.OC
.02
.01
.02
.01
.07
.03
.01
.05
.01
.05
.02
.03
.01
.05
.02
26
.07
3-4
.02
.01
.01
.02
.03
.05
.03
.03
.03
.01
.02
.01
.01
.01
.02
.01
.06
.02
.01
.03
.01
.02
.01
.01
.01
.04
.02
26
.06
4-5
.01
.01
,0(
.01
.04
.04
.02
.03
.03
.01
.01
.01
.01
.01
.01
.01
.08
.02
.01
.08
.01
.01
.01
.01
.03
.02
25
.08
5-6
.01
.01
.01
.00
.01
.04
.03
.02
.02
.03
.01
.01
.01
.02
.01
.05
.01
.01
.03
.00
.01
.01
.03
.02
.02
24
.05
.6-7
.01
.01
.01
.OC
.01
.02
.03
.02
.03
.02
.01
.02
.01
.02
.OC
.01
.01
.01
.03
.OC
.02
.01
.01
.04
.01
.02
25
.07
7-8
.01
.01
.01
.01
.0;
.02
.03
.02
.02
.02
.01
.01
.01
.01
.02
.01
.01
.04
.01
.05
.01
.01
.0'
.01
.02
24
.05
8-9
.01
.01
.01
.0;
.02
.03
.0;
.0«
.0<
.01
.01
.01
.01
.01
.01
.05
.01
.01
.04
9-10
.01
.01
.01
.02
.0!
.02
.02
.02
.0(
.01
.01
.0!
.01
.OC
.01
.02
.03
.01
.01
.04
.01
.07, .01
.03 .05
.01^ .01
|
.07 .01
.01
.02
24
.01
.02
26
.Oil .07
10-11
.02
.Of
.1C
.02
.07
1 1-12
.03
.01
.10
.02
.07
.02 .03
.02 .02
.011 .01
.OE
.01
.01
i03
.01
.01
.OC
.07
.02
.01
.04
.03
.03
.01
.01
.01
.08
.01
.00
.02
.02
.00
.01
.03
.01
.04
.01
.00
.02
.03 .03
.01 .01
1
.02 .02
26 23
.10 .10
MEAN
.023
.012
.052
.016
.049
.073
.067
.051
.045
.032
.030
.012
.012
.040
.011
.013
.011
.036
.020
.024
.036
.010
.029
.040
.012
.036
.01B
.031
.073
NO.
OF
MRS.
22
1<
?t
2<
2<
2?
24
2«
2«
22
2C
23
IS
24
21
16
21
24
24
22
24
IS
21
22
23
17
21
585
MAX.
.09
.03
.38
.in
.29
.48
.35
.30
.16
.13
.41
.03
.07
.43
.21
.07
.04
.16
.25
.18
.25
.08
.19
.39
.05
.14
.08
.48
CJl
* Indicates Saturday or Sunday
Local standard time used
TABULATED WHO.. SEP. 10. 1969
-------
CJ1
GO
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-43
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO,ILL.
SULFUR DIOXIDE
JULY 1968
DAY
MONTH
1
2
3
4
5
6*
7«
8
9
10
11
12
13*
14*
15
16
17
18
19
20*
21*
22
23
24
25
26
27*
28*
29
30
31
NO.
MAX.
12-1
.03
.1C
.07
•°3
.04
.03
.04
.06,
.1*
.04
.04
.01
.06
.11
.11
.03
.03
•01
.04
.06
.01
.041
.21
.03
.06
24
.21
1-2
.03
.14
.03
.04
.05
.09
.03
.Oi
.11
.16
.04
.05
.02
.06
.18
.12
.03
.04
.01
.04
.08
.01
.04
.23
.03
.07
25
.23
2-3
.03
.04
.03
.04
.OS
.10
.04
.04
.10
.16
.04;
.04
.01
.06
.11
.13
.03
.04
.01
.04,
.04
.01
.05
.09
.02
.05
25
.16
3-4
..06
.01
.02
.04
.05
.10
.05
.04
.05
.20
.05
.05
.01
.06
•12
.oi
.03
.04
.01
.05,
.03
.01
.07
.05
.01
.05
25
.20
•5-5
.0!
.03
.04
.04
.05
.11
.07
.04
.08
.17
.Of,
.09
.01
.06
.OS
.05
.04
.04
.01
.Of>
.03
.01
.OA
.04
.0?
.05
25
.17
A
5-6
.09
.04
.05
.05
.06
.12
.06
.04
.11
.16
.12
.10
.01
.07
.07
.05
.04
.05
.01
.06
.04
.01
.10
.03
.02
.06
25
.16
M
6-7
.13
.11
.04
.11
.07
.11
.08
.06
.14
.21
.20
.13^
.01
.06
.07
.05
.04
.05
.02
.06
.06
.01
.06
.03
.03
.08
25
.21
7-8
.11
.11
.01
,\y
.07
.13
.08
.1C
.26
.27
.15
.15
.01
.06
.07
.05
.04
.05
.02
.ot
.091
.01
.02
.04
.04
.09
25
.27
89
.02
.02
.0?
.06
.07
.06
.12
.24
.37
.1?
.17^
.01
.06
.06
.05
.09
.05
.02
.08,
.IV
.01
.02
.03
.04
.08
24
.37
Q-10
.02
.02
.01
.06
.07
.06
.1C
.2C
.27
.09
.01
.06
.06
.05
.03
.04
.02
.12
.02
.021
.03
.09
.07
22
.27
10-11
.Oi
.01
.00
.08
.05
.14
.16
.13
.04
.00
.06
.05
.05
.05
.04
.01
.13
.01
.01
.03
.09
.06
21
.16
11-12
.02
.01
.14
.12
.09
.04
.06
.07
.04
.03
.01
.06
.08
.05
.05
.04
.01
.01
.02
.02
.03
.05
21
.14
12-1
.0*
.02
.Ot
.01
.11
.0*
.Ot
.Of
.06
.04
.03
.01
.06
.08
.04
.04
.03
.02
.02
.01
.02
.01
.02
.04
23
.11
1-2
• 0<
.oc
.01
.0<
.1C
.04
.01
.0!
.04
.04
.02
.00
.03
.07
.04
.041
.02
.02
.01
.03
.01
.02
.01
.02
.03
24
.10
2-3
.03
.01
.11
.1C
.0«
.0<
.ot
.02
.04
.03
.01
.05
.06
.04
.04
.02
.03
.01
.01
.01
.02
.01
.02
.04
23
.11
3-4
.03
.02
.03
.10
.03
.04
.05
.06
.oq
.04
.01
.07
.05
.05
.04
.03
.02
.03
.01
.01
.01
.02
.02
.02
.04
24
.10
4-5
.03
.OC
.01
.01
.10
.03
.0!
.03
.04
.o<;
.0!
.01
.07
.05^
.!•>
.04
.15
.01
.03
.01
.01
.01
.01
.01
.01
.04
25
.15
p
5-6
.01
.00
.00
.01
.10
.03
.04
.06
.06
.06
.04
.01
.07
.05
.09
.04
.07
.01
.03
.01
.01
.01
.01
.01
.01
.03
25
.10
M.
6-7
.0:
.01
.01
.1C
.03
.0-
.11
.06
.K
.04
.01
.01
.05
.09
.03
.04
.01
.03
.01
.01
.01
.01
.01
.01
.04
24
.11
7-8
.0:
.OC
.02
.OE
.1C
.03
.0'
.1C
.12
.05
.04
.01
.01
.OJ
.OE
.03
.03
.01
.03
.01
.01
.02
.01
.02
.02
.04
25
.12
8-9
.Of
.01
.IE
.1C
.03
.0'
.06
.01
.<>•>
.0<
.02
.07,
.05
.o<;
.oi
•H
.01
.03
.05
.03
.021
.01
.02
.02
.0«
24
.18
9-10
.0<
.0<
.16
.0<
.0<
.OJ
.07
.13
.05
.0?
.02
.01
.05
.OS
.041
.03
.01
.03
.02
.02
.031
.03
.03
.03
.0!
24
.16
10-11
.04
.01
.02
..
.0<
.0<
..05J
.13
.11
.06
.04
.01
.01
.06
.Of
.04
.03
.01
.03
.04
.01
.0?
.02
.03
.03
.05
24~
.13
11-12
.03
.08
.01
.10
.04
.04
.05
.10
.05
.03
.01
.07
.06
.08
.03
.03
.01
.04
.05
.01
.02
.06
.03
.03
.04
24
.10
MEAN
.047
.038
.034
.068
.083
.064
.050
.068
.106
.129
.062
.045
.032
.057
.084
.053
.042
.028
.022
.044
.031
.012
.033
.042
.027
.052
.129
NO.
OF
MRS
2<
11
22
2«
23
21
2<
2i
22
?'
2<
22
23
24
?4
24
24
2«
23
22
24
24
22
24
24
576
MAX.
.17
.16
.16
.34
.14
.15
.22
.30
.32
.59
.31
.35
.07
.10
.71
.16
.20
.06
.08
.17
.17
.04
.13
.37
.18
.71
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED,* SEP. 10* 1969
-------
CONTINUOUS KIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-44
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONOUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
AUG. 1968
DAY
MONTH
1
2
3«
4«
5
6
7
8
9
10*
11»
12
13
14
15
16
17«
18«
19
20
21
22
23
24«
25«
26
27
28
29
30
31*
MEAN
NO.
MAX.
12-1
•?,2
,0<
.11
.0!
.0*
.03
.01
.oc
.03
.01
.01
.0*
.11
.13
.00
.06
.01
,od
.06
.03
.11
.08
.14
.06
.04
.06
.01
.01
.01
.02
.08
.05
31
.14
1-2
•?A
.01
.11
.0!
.02
.06
.02
.OC
,0<
.OC
.02
.04
.16
.03
.00
.05
.01
.00
.08
.0!
.12
.09
.14
.0<3
.04
.05
.01
.01
.01
.01
.18
.05
31
.18
2-3
.01
.OS
.OS
.06
.02
.0!
.01
.OC
.o«
.OC
.04
.04
.11
.04
.00
.07
.04
.OC
.04
.OS
.13
.09
.20
.08
.03
.04
.04
.02
.01
.03
.05
.OS
31
.2C
3-4
.01
.OS
.11
.1C
.03
.OC
.OC
.OC
.0!
.OC
.04
.0!
.1*
.03
,OC
.OS
.06
.00
.02
.08
.12
.11
.22
.08
.03
.01
.02
.oe
.01
.31
.03
.06
31
.31
4-5
.01
.01
.01!
.1C
.05
.OC
.OC
.01
.13
.OC
.02
.07
.12
.04
.01
.13
.07
.00
.02
.01
.11
.09
.20
.iq
.04
.00
.00
.07
•15
.*Tl
.04
.07
31
.47
A
5-6
.02
.05
.06
.13
.13
.00
.00
.06
.21
.00
.03
.06
.03
.03
.01
.11
.05
.01
.06
.02
.17
.11
.15
.10
.05
.00
.01
.07
.17
.36
.09
.08
31
.36
M.
6-7
.02
.OC
.OS
.12
.01
.OC
.01
.1C
.2!
.01
.04
.09
.04
.02
.02
.10
.03
.01
.0-5
.ii
.25
.14
.1^
.06
.05
.01
.01
.08
.17
.2ll
.05
.08
31
.25
7-8
.03
.13
.OS
.11
.oe
.00
.01
.13
.17
.01
.02
.25
.07
.02
.01
.12
.04
.01
.IV
.06
.15
.31
.25
.10
.05
.00
.02
.01
.16
.33
.17
.10
31
.33
8-9
.03
.It
.0!
.OS
.OC
.01
.22
.2fl
.01
.01
.0!
.01
.16
.04
.02
.13,
.0
.. - -
.13
.25
.11
.05
.02
.05
ij
.45
.30
.11
25
.45
9-10
.01
.01
.0!
.OS
.06
.OC
.02
.01
.01
.06
.04
.0]
.02
.zc
.031
.Oil
.15;
.02
.07!
.04
.361
.03
.05
.02
.06
.34
.23
.23
.08
28
.36
10-11
.01
.0'
.oe
.01
.oc
.01
• 1C
.OS
.01
.01
.02
.04
.01
.02
.16
.02
.01
.09
.02
.03
.03
.13
.01
.05
.01
.oe
.11
.0*
.12
.0;
29
.17
1 1-12
.03
.14
.05
.07
.08
.12
.01
.08
.09
.01
.01
.03
.02
.01
.02
.13
.03
.00
.10
.02
.02
.07
.09
.06
.05
.01
.06
.05
.03
.09
.05
30
.14
12-1
.01
.11
.01
.1C
.01
.01
.01
.03
.12
.01
.01
.03
.Ot
.0]
.02
.06
.01
.OC
.17
.02
.OC
.08
.06
.0!
.05
.01
.oe
.o<
.03
.05
.0!
30
.17
1-2
.01
.OS
.0*
.1C
.06
.03
.OC
.OS
.01
.01
.02
.02
.01
.03
.02
.01
.OC
.131
.01
.08
.11
.07
.02
.07
.01
.01
.06
.02
.03
.02
.04
30
.12
2-3
.01
.OS
.03
.Ot
.21
.01
.OC
.05
.01
.01
.03
.02
.01
.02
.01
.01
.OS
.02
.1C
.11
.03
.03
.06
.02
.01
.02
.01
.04
27
.21
3-4
.01
.1C
.02
.05
.02
.01
.01
.0!
.01
.01
.06
.02
.OC
.02
.01
.01
.03
.03
.14
.14
.03
.03
.07
.01
.01
.02
.02
.01
.02
28
.14
4-5
.02
.Ot
.02
.0!
.04
.OC
.OC
.01
.oe
.01
.01
.03
.01
.oc
.02
.oe
.01
.0]
.04
.02
.0«
.16
.OS
.01
.07
.0]
.01
.02
.02
.01
.02
.03
31
.18
p.
5-6
.0?
.03
.02
.06
.06
.00
.00
.05
.06
.01
.01
.03
.02
.00
.01
.04
.00
.00
.02
.06
.20
.09
.06
.00
.07
.01
.01
.02
.02
.01
.02
.03
31
.20
M.
6-7
.01
.03
.01
.Ot
.OC
.01
.OC
.oe
.01
.oc
.01
.02
.02
.or
.01
.o<
.oc
.OC
.02
.06
.06
.22
.1C
.OC
.07
.01
.01
.03
.02
.01
.03
.03
31
.22
7-8
.01
.0;
.0;
.03
.oc
.oc
.02
.0'
.01
.01
.01
.02
.00
.01
.02
.OC
.OC
.07
.10
.09
.or
.14
.01
.08
.01
.01
.02
.02
.00
.02
.03
30
.14
8-9
.01
.02
.01
.03
.OC
.OC
.02
.Ot
.0]
.01
.02
.02
.ol
.02
.03
.OC
.01
.02
.06
.11
.05
.17
.62
.1C
.01
.01
.02
.01
.OC
.OS
29
.62
9-10
.01
.0:
.02
.03
.OC
.OC
.03
.0-
.01
.01
.02
.0!
.01
.02
.02
.OC
.03
.05
.oe
.25
.06
.OS
.36
.08
.01
.01
.oz|
.01
.oc
.0!
29
.36
1O-I 1
.01
.02
.O1
.0!
.OC
.01
.OC
.03
.01
.01
.01
.02
;OS
.01
.06
.01
.00
.02
.231
.oe
.11
.OS
.?!
.oi
.07
.01
.01
.02
.01
.oc
.0*
30
.23
1 1-12
.02
.05
.03
.04
.01
.08
.00
.03
.01
.01
.17
.01
.14
.01
.09
.02
.00
.01
.07
.07
.06
.08
.15
.05
.08
.01
.01
.02
.02
.01
.04
30
.17
MEAN
.015
.070
.053
.069
.042
.033
.008
.043
.086
.007
.023
.047
.058
.019
.019
.079
.020
.007
.078
.046
.115
.108
.147
.088
.057
.014
.012
.03.9
.065
.117
.080
.054
.147
NO.
OF
MRS.
?«
2-
?t
2<
2C
21
2<
23
23
2<
2<
23
2'
23
2<
22
2<
24
2«
24
23
24
24
24
24
IS
24
23
231
22
2C
7ie
MAX.
.06
.23
.13
.18
.16
.76
.09
.26
.50
.05
.20
.41
.25
.25
.10
.36
.09
.04
.33
.17
.57
.43
.49
1.09
.11
.08
.05
.08
.44
.49
.41
1.09
C71
CD
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory ol Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-45
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
SEPT. 1968
DAY
MONTH
2
3
4
5
6
7*
8«
9
10
11
12
13
14*
15*
16
17
18
19
20
2l«
22*
23
24
25
26
27
28«
29*
30
MEAN
NO.
MAX.
A.M.
12-1
.OC
.01
.03
.02
.01]
.01
,01
1-2
.00
.01
.03
.03
.03
.01
.01
,05j .0!
.071 .OS
.101 .08
.05 .06
.07 .06
.07 .1C
.02 .06
,03j .02
2-3
.OC
.01
.02
.02
.02
.02
.02
.06
.07
.06
.06
.08
.1!
.1C
3-4
.00
.01
.02
.00
.04
.02
.03
.OS
.12
.OS
.05
.16
.15
4-5
.OC
.02
>0<
.01
.02
.04
.04,
5 6
.01
.08
.03
.02
.02
.02
.05
.10 .08
.2C
.1C
.06
,11
.15
.26
.12
.06
.13
.10
.Ofi .04! .02
.031 .02 .041 .19
.04J .05, .08 .,13
i 1
.02 .03
.05 .04
.07 .11
.16 .20
.02 .04
.11
.13
.02
.14
.06
.05
26
.16
.09
.13
.02
.13
.06
.06
26
.20
.071 .09
.04 .06
.13
.16
.04
.08
.17
.02
.13
.05
.07
26
.17
.11
.12
.04
.09
.26
.02
.14
.04
.08
26
.26
.14
.15
.041
.09
.13
.02
.iq .11
.n| .13
.04
.07
.28
.06
.09
.27
.0? .06
.111 .07
.04
.08
26
.2fl
.07
.09
26
.27
6-7
.01
.11
.03
.02
.12
.03
.07
.10
.14
.16
.07
7.8
.05
.08
.02
.02
.09
.04
.08
.09
.20
.26
.09
.071 .06
8-9
.02
.09
.02
.01
.19
.04
.05
.06
.16
.20
.08
.06
.16' .14 .05
.03| .05 .02
9- 1O
.01
.06
.02
.01
.10
.04
.04
.04
.21
.30
.08
1O-1 1
.02
.04
.01
.00
.08
.04
.04
.03
.13
.12
.08
.OS
.021 .01
,27| .ll| ,03| .02] .01)
.16 .23 .24
.07 .ICJ .24
.02 .02 .03
.10 .141 .11
.14' .04! .04
.06 .091 .04
.18
.20
.15
.06
.10
.10
26
.27
.1* .07
.13 .08
.13 .05
.08, .05
.11
.10
26
.26
.07
.08
26
.24
.26
.09
.07
.22
.06
.13
.10 .OS
.04
.03
.06
.07
.03
.06
.12
.08
24
.30
.04
.02
.06
.04
.04
.06
.18
.07
25
.22
1 1-12
.01
.04
.01
.01
.11
.04
.02
.02
.13
.11
.04
.06
.00
.07
.09
.04
.17
.09
.02
.04
.04
.03
.04
.18
.06
24
.18
P.M.
12-1
.01
.02
.01
.01
.06
.03
.02
.03
.13
.01
.04
.04
.0!
.OC
.10
.03
.14
.1!
.02
.04
.05
.02
.04
.16
.05
24
.16
1-2
.OC
.OC
.OC
.OC
.01
.04
.03
.03
.14
.06
.03
.06
.07
.02
.12
.11
.02
.10
.06
.02
.04
.02
.03
.15
.05
24
.15
2-3
.OC
.OC
.OC
.OC
• 0<
.03
.01
• 0<
.11
.04
.03
.04
.OC
.02
.07
.12
.03
.OS
.05
.02
.03
.02
.02
.03
.12
.04
25
.12
3-4
.OC
.01
.OC
.OC
.01
.02
.02
.04
.1C
.03
.04
.04
.03
.01
.1C
.10
.03
.OS
.1C
.10
.02
•03I
.03
.02
.02
.06
.04
26
.10
4-5
.OC
.OC
.01
.OC
.01
.02
.02
.0<
.Of
.03
.03
.Of
.03
.02
.1C
• OS
.02
.07
.16
.091
.02
.03
.03
.03
.02
.09
.04
26
.16
5-6
.00
.00
.00
.01
.01
.02
.01
.04
.05
.03
.04
.08
.07
.01
.02
.04
.02
.08
.13
.10
.02
.03
.02
.02
.03
.09
.04
26
.13
6-7
.OC
.01
.01
.01
.01
.03
.01
.05
.04
.04
.07
.13
.02
.02
.06
.04
.07
.16
.11
.02
.02
.03
.02
.04
.13
.05
26
.16
7-8
.02
.01
.01
.02
.01
.03
.01
.07
.06
.04
.13
.10
.10
.02
.02
.06
.06
.05
.07
.11
.05
.02
.03
.02
.05
.11
.05
26
.13
8-9
.02
.02
.01
.0!
.0]
.02
.01
.11
.09
.05
. 0<
.05
.07
.01
.02
.04
.07
.05
.13
.05
.oa
.03
.03
.03
.06
.11
.05
26
.13
9-10
.01
.02
.01
.0!
.01
.03
.02
.06
.Of
.05
.01
.04
.03
.04
.04
.03
.06
.1C
.04
.09
.08
.03
.05
.05
.12
.05
26
.12
IO-1 1
.01
.04
.02
.01
.01
.02
.04
.11
.11
.05
.1C
.04
.OC
.04
.03
.03
.05
.04
.13
.03
.09
.08
.02
.10
.06
.12
.05
26
.13
1 1-12
.01
.04
.02
.01
.01
.01
.07
.07
.09
.05
.08
.04
.00
.03
.03
.02
.05
.09
.12
.02
.07
.14
.02
.11
.06
.17
.05
26
.17
DAILY
MEAN
.009
.030
.016
.014
.044
.026
.029
.061
.118
.094
.063
.075
.076
.026
.062
.105
.065
.065
.112
.092
.041
.068
.091
.043
.065
.104
.061
.118
NO,
OF
HRS.
24
24
24
24
2'
24
24
2'
2<
2<
24
21
23
24
24,
23
24
24
20
24
24
24
23
24
24
24
614
MAX.
.07
.14
.06
.08
.27
.05
.11
.16
.40
.50
.15
.20
.22
.18
.38
.43
.47
.20
.31
.28
.12
.20
.33
.17
.17
.28
.50
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10. 1969
-------
CONTINUOUS MR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-46
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
OCT. 1966
DAY
MONTH
1
2
3
4
5«
6«
7
8
9
10
11
12*
13«
14
15
16
17
18
19«
20*
21
22
23
24
25
26«
27«
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
.12
.03
.02
.04
.it
.1C
.oe
.oe
.It
.01
.!«
.08
.07
.oe
.02
.03
.03
.06
1-2
.11
.04
.02
.04
.2C
.07
.07
.01
.26
.0!
.1C
.1C
.01
.06
.02
.03
.03
.06
.12) .OS
.06
.18
.05
.15
.08 .19
.06' .05
.16
.16
.21
.08
.10
.11
.04
.19
.09
31
.21
.12
.16
.10
.05
.07
.11
.03
.29
.09
31
.29
2-3
.13
.0*
.02
.05
.It
.06
.04
.01
.1!
.0«
.11
.12
.01
.06
.02
.03
.03
.06
.06
.06
.23
.07
.07
.10
.15
.07
.06
.06
.10
.09
.29
.09
31
.29
3-4
.12
.04
.02
.0!
.1C
.06
.01
.01
.14
.OE
.14
.14
.oe
.06
.02
.02
.02
.05
.oe
.06
.24
.06
.08
.10
.18
.12
.05
.06
.11
.23
.33
.09
31
.33
4-5
.14
.04
.03
.01
.1C
.OP
.11
.12
.11
.1C
.27
.1!
.07
.06
.0?
.03
.03
.07
.OS
.06
.33
.07
.11
.1C
.24
.17
.06
.08
.14
.24
.14
.11
31
.3)
5-6
.13
.05
.04
.09
.15
.06
.20
.21
.20
.16
.31
.10
.10
.07
.02
.03
.04
.08
.12
.07
.22
.12
.18
.13
.32
.30
.07
.12
.15
.30
.12
.14
31
.32
6-7
.14
.14
.05
.13
.16
.01
.It
.2!
.1C
.2C
.25
.18
.09
.01
.02
.03
.04
.IS
.IS
.12
.32
.241
.22
.12
.35
.33
.05
.23
.23
.5C
.18
.17
31
.50
7-8
.24
.12
.0*
.14
.16
.01
.11
.32
.IS
.22
.2<
.2*
.1C
.11
.03
.03
.04
.21
8-9
.24
.21
.0<
.11
.12
.06
.08
.2C
.1!
.14
.16
.29
.07
.11
.03
.03
.02
.2!
.261 .16
.14
.41
.11
.21
.08
.37
.32
.07
.26
.23
.59
.18
.19
31
.59
.07
.24
.07
.21
.Of
.32
.23
.06
.27
.22
.39
.17
.16
31
.39
3-10
.41
.32
.04
.01
.05
.06
.01
.11
.11
.12
.14
.26
.01
.OS
.03
.03
.02
.14
.06
.04
.13
.04
.2C
.07
.27
.2C
.08
.2!
.20
.26
.12
.13
31
.47
1O-I 1
.2?
.11
.03
.04
.0!
.OE
.12
.Of
.01
.11
.0!
.03
.02
.02
.OE
.0!
.03
.1C
.041
.28
.11
.15
.05
.23
.16
.18
.13
.10
27
.28
1 1-12
.08
.23
.03
.04
.04
.04
.12
.10
.07
.06
.06
.15
.03
.03
.02
.02
.18
.03
.03
.06
.04
.08
.12
.15
.07
.13
.10
.10
.08
28
.23
P.M.
12-1
.11
.1!
.02
.0!
.04
.0!
.12
.13
.01
.06
.05
.1!
.03
.02
.02
.02
.05
.04
.03
.04
.0!
.06
.1C
.14
.21
.0!
.13
.05
.08
.08
29
.27^
1-2
.13
.12
.04
.0!
.04
.04
.1C
.11
.oe
.06
.06
.06
.03
.02
.02
.02
.02
.11
.03
.03
.05
.0!
.1^
.13
.14
.14
.06
.10
.04
.07
.07
30
.19
2-3
.11
.11
.03
.04
.oe
.01
.Oe
.oe
.oe
.0!
.04
.03
.02
.02
.02
.02
.24
.03
.03
.04
.04
.18
.16
.10
.06
.07
.06
.03
.05
.01
29
.24
3-4
.11
.21
.02
• 0<
.05
.oe
.0!
.OE
.01
.04
.0!
.03
.02
.02
.02
.22
.03
.03
.04
.04
.11
.16
.1C
.07
.06
.24
.11
.04
.05
.08
29
.24
4-5
.01
.OE
.02
.0<
.04
.0!
.01
.0!
.21
.0«
.OE
.04
.03
.02
.02
.02
.01
.23
.04
.03
.05
.0:
.Ot.
.11
.13
.1C
.oe
.2<
.11
.04
.08
.08
31
.27
5-6
.03
.12
.03
.04
.07
.06
.06
.06
.10
.10
.07
.06
.04
.03
.02
.02
.12
.11
.06
.05
.06
.05
.07
.15
.18
.12
.07
.21
.07
.03
.10
.08
31
.21
6-7
.02
.3!
.02
.Oe
.1C
.01
.06
.05
.06
.Of
.oe
.1C
.04
.03
.02
.0!
.15
.11
.01
.08
.06
.oi
.06
.15
.12
.11
.08
.13
.08
.05
.ia
.08
31
.35
7-8
.04
.12
.02
.01
.OS
.06
.oe
.0*
.0(
.1C
.11
.15
.0!
.03
.02
.03
.Of
.13
.Oe
.1C
.05
.oe
.is
.n
.14
.15
.06
.12
.12
.05
.08
.08
31
.19
8-9
.0!
.Ot
.04
.OS
.16
.01
.31
.04
.0!
.12
.1C
.IS
.0!
.02
.02
.0?
.1C
.14
.oe
.1C
.0«
.1C
.12
.2C
.11
.12
.OE
.11
.16
.07
.01
.1C
31
.31
9-10
.1!
.04
.04
.oe
.12
.oe
.21
.04
.0!
.1C
.15
.14
.0!
.02
.02
.02
.06
.0?
.oe
.14
.06
.1C
.oc.
. i<
.1C
.11
.1C
.OE
.1C
.1C
.26
.09
31
.26
10-1 1
.oe
.02
.0'
.!<
.14
.05
.OS
.0!
;o:
.14
.13
.0?
.06
.03
.03
.04
.05
.13
.01
.1C
.oe
.01
.OE
.15
.12
.10
.OS
.OS
.07
.09
.11
.06
31
.17
11-12
.03
.02
.03
.13
.07
.05
.08
.07
.05
.18
.11
.08
.06
.02
.03
.04
.06
.14
.06
.10
.05
.06
.10
.15
.14
.10
.09
.09
.05
.11
.07
.08
31
.18
MEAN
.134
.117
.032
.070
.102
.060
.109
.104
.115
.104
.131
.127
.056
.047
.024
.027
.046
.137
.082
.067
.133
.074
.129
.130
.183
.159
.066
.151
.127
.151
.141
.101
.183
NO.
OF
MRS.
2<
2<
24
2!
24
21
22
24
24
2<
2^
24
2<
21
24
21
24
24
24
24
24
24
2<
24
22
24
24
2C
24
24
24
730
MAX.
.61
.46
.07
.17
.28
.16
.43
.42
.33
.28
.36
.40
.13
.19
.08
.06
.34
.50
.32
.18
.53
.36
.45
.22
.40
.39
.12
.30
.26
.73
.45
.73
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED. t SEP. 10, 1969
-------
to
CONTINUOUS »IR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Tatt Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-47
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
NOV. 1968
DAY
MONTH
i
2*
3«
4
5
6
7
8
9*
10»
11
12
13
14
15
18
19
20
21
22
23*
24«
25
26
27
28
29
30«
MEAN
NO.
MAX.
A.M.
12-1
.1C
.06
.06
.03
.09
.03
.02
.13
.12
.19
.17
.21
.14
.19
.04
.1!
.10
.31
1-2
,0«
«o<
.Of
.0;
.04
.03
.04
.1C
.12
.17
1 £
.23
.16
. 1^
.03
.16
.10
.34
.12! .11
.OS .06
,0«J .05
.08 .09
.05
.11
.04
.14
.11
26
.31
.07
.12
.04
.15
.11
26
.34
2-3
.06
.06
.0,
.0!
.0
-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-48
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
CONDUCTOMETRIC ANALYSIS
CHICAGO.ILL.
SULFUR DIOXIDE
DEC. 1968
DAY
MONTH
I*
2
3
4
5
6
7»
8*
9
10
11
12
13
14*
15»
16
17
18
19
20
21«
22«
23
24
25
26
27
28«
29«
30
31
MEAN
NO.
MAX.
12-1
.32
.09
.03
.06
.26
.12
.15
.09
.21
.14
.17
.08
12
.32
1-2
.31
.08
.04
.06
.33
.11
, 15
.1C
.16
.11
.41
.08
13
.41
2-3
.21
.09
.04
.09
.21
.11
.10
.20
.IB
.091
.55]
.03
13
.55
3-4
.2!
.09
.04
.1C
.18
.11
.11
.23
.15
.15
.22
.04
12
.25
4-5
.39
.11
.06
.on
.26
.11
.14
.29
.16
.15
.18
.09
12
.39
A
5-6
.28
.16
.07
.11
.38
.11
.19
.32
.22
.13
.26
.06
12
.38
M.
6-7
.51
.19
.08
.13
.39
.11
.2C
.33
.12
.34
.06
12
.57
7-8
.42
.It
.1C
.15
.23
.11
.15
.2*
.30
.16
.39
.10
13
.42
8-9
.39
.16
.1C
.11
.24
.09
. 1*
.22
.17
.23
.13
.25
.09
13
.39
9-10
.2e
.16
.1C
.14
.26
.09
.18
.21
.16
.22
.13
.26
.09
13
.26
IO-1 1
.15
.11
.28
.06
.12
.21
.11
.22
.3C
.14
10
.30
1 1-12
.44
.16
.15
.21
.19
.07
.22
.17
.12
.38
.15
.18
12
.44
12-1
.4«
.19
.16
.11
.15
.01
.21
.23
.16
.11
.3C
.14
.14
13
.44
1-2
.43
.32
.14
.16
.11
.01
.21
.25
.19
.09
.2C
.11
.11
13
.43
2-3
.44
.3C
.22
.11
.01
.27
.29
.23
.10
.13
.13
.13
12
.46
3-4
.31
.36
.11
.1C
.06
.14
.21
.26
.11
.10
.08
.18
.13
13
.38
4-5
.21
.21
.0<
.11
.It
.13
.Ot
.11
.26
.25
.2!
.11
.06
.1!
.13
15
.27
p.
56
.39
.12
.17
.08
.12
.21
.10
.06
.13
.25
.23
.24
.12
.06
.13
.12
.16
16
.39
M.
6-7
.41
.01
.49
.01
.12
.3C
.09
.05
.15
.23
.3C
.24
.11
.06
.16
.15
.19
16
.49
7-8
.33
.06
.29
.01
.12
.21
.1C
.05
.14
.23
.22
.29
.10
.14
.19
.11
16
.33
8-9
e 2*
.01
.26
.06
.1C
.26
.11
.05
.12
.2:
.16
.19
.Ot
.14
.24
.15
.16
16
.28
9-10
.2C
.Of
.22
.01
.11
.16
.11
.01
.09
.22
.23
.19
1.08
id
•'1
.17
.14
16
.23
10-n
.25
.01
.01
.01
.It
.15
.12
.0*
.01
.2C
.2t
.25
.09
.06
•"1
.12
1
.13
16
.26
1 1-12
.34
.08
.05
.07
.17
.13
.06
.07
.22
.17
.23
.15
.05
.21
.20
15
.34
MEAN
.351
.233
.191
.069
.120
.239
.117
.079
.130
.201
.231
.210
.113
.214
.122
.146
.351
NO.
OF
MRS
1?
n
2«
IE
21
24
13
2«
\(
2<
24
23
22
24
24
131
324
MAX
.61
.67
.71
.14
.26
.46
.21
.20
.33
.33
.36
.45
.23
.61
.31
.24
.71
O5
CO
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
O5
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-49
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO,ILL.
TOTAL HYDROCARBON
JAN. 1968
DAY
MONTH
1
2
3
4
5
6«
7*
9
10
11
12
13*
14«
15
16
17
18
19
20*
21*
22
24
25
26
27«
28*
29
30
31
MEAN
NO.
MAX.
12-1
2.4
2.1
2.4
2.1
2.6
2.6
2.5
2.5
2.5
2.3
2.0
2.6
2.8
2.C
3.9
2.1
2.6
1.9
2.5
2.8
2.8
2.8
2.9
2.;
25
1-2
2.6
2.1
2.2
2.1
2.8
2.4
2.2
2.4
2.6
2.1
1.9
2.!
2.4
1.9
3.6
2.2
2.4l
1.8
2.5
2.9
2.9
?.A
2l6
2.7
2.5
25
2-3
2.6
2.1
2.2
2.0
2.3
2.2
2.2
2.4
2.3
2.0
1.9
2.3
2.3
1.8
2.5
2.2
3. ti
l.Bj
2.3
2.8
3.C
2.61
2.4
25
3-4
2.8
2.1
2.0
2.0
2.4
2.2
2.1
2.3
2.3
2.0
1.8
2.0
2.1
1.8
3.5
2.2
2.<1
i.e
2.3
2.6
3.0
2)5
2.8
2.3
25
4-5
3.C
2.1
Z . 4
2.1
2.1
2.2
2.0
2.4
2.3
2.0
1.9
2.C
1.8
4.1
2.2
2.0
2.5
2.5
2.7
•) K
2.5,
2.5
2.3
25
A
5-6
2.8
2.3
2.2
2.1
2.1
2.3
2.0
2.4
2.4
2.1
1.9
2.0
1.9
2.0
4.5
2.3
2.2
1.9
2.R
2.6
2.5
2 R
'.6
2.6
2.4
25
M.
6-7
2.1
3.1
2.1
2.3
2.4
2.3
2.C
2'.'.
3.1
3.01
2.4,
2.3
2.C
2.7
4.91
2.6
2.7
2.2
2.9
2.4
2.9
4 0
3.?
3.1
2.8
25
7-8
S:f
2.<
2.(
2.J
2 (
2.i
3li
4.4
3.4
2,7
2.9
2.*-
2,9
4.7
*.
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U.S. Department ol Health. Education, and Welfare
Robert A. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-50
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
FEB. 1968
CT
DAY
OF
MONTH
1
2
3*
4*
5
6
7
8
9
10*
11*
12
13
14
15
16
17*
18*
19
20
21
22
23
24*
25*
26
27
28
29
MEAN
NO
MAX.
12-1
A.M.
1-2
2.9^
3.1
3.1
'I!
3.0
3.0 2.7
2.3 2.1
2.7 2.7
2.4 2.6
2.5 2.4
3.9 3.5
2.5 2.5
2.7 2.6
2.6 2.3
2.7 2.6
2.7 2.4
2.4 2.3
2.9
2.6
2.5
2.2
3.2J 2.9
21 , 23
12. S 9.8
2-3
2.4
2.3
2.6
2.5
2.0
2.3
2.2
2.3
2?4
2.6
3-4
2.3
2.2
2.5
2.3
2.0
2.3
2.1
2.3
2.7
2.5
2.6
2.4| 2.2
2.5^2.4
2.3 2.6
2.4 2.7
2.3 2.3
3.1
2.4
2.7
23
7.1
3.1
22
7.1
4-5
2.3
2.2
2.5
2.2
2.0
2.4
2.2
2.3
2.6
2.5
2.6
5-6
2.5
2.3
2.7
2.2
2.2
2.5
2.2
2.3
2.7
2.6
2.1: 2.2
2.7! 2.4
2.2; 2.3
J
1'"
l.T 1.9
22
23
6-7
7.1
3.2
2.*7
2.3
2.8
3.4
2.8
2.7
3.5
2.7
2.6
3.0
2.2
7-8
3.5
3.7
2.3
3.2
4.4
3.3
3.1
2."
2.7
8-9
4.3
3.*0
2.3
3.3
4.9
3.4
3.4
3.5
3.2
2.7
3.2 3.9
3.8
!is
2.4J 2.3
20
2.9J 3.4
3.B
21
3.9
23
9-IO
3.9
3.3
2.9
2.2
3.6
3.1
3.4
2.8
2.5
3.2
3.0
2.3
20
1O-I 1
3.4
3.1
2.7
2.2
3.2
3.3
3.1
3.C
2.7
2.3
3.4
2^6
3.8
2.3
21
1 t-12
3.0
3.4
3.0
2.2
3.0
3.0
3.1
2.9
2.9
2.6
2.3
3.1
2.9
2.5
3.3
2.9
2.3
3.0
22
P.M.
12-1
3.;
3^1
3.C
2.1
3.C
2!?
2.E
2.1
2.4
3.1
2.6
2.1
3.1
3.1
2.4
3.6
23
1-2
3.C
3.2
3.1
2.2
2.9
2.8
2.9
3.1
2.9
2.7
2.5
3.1
2.6
2.7
2.8
3.2
2.4
3.5
23
2-3
3.6
3.3
3.2
2.1
3.5
2.8
3.C
2.9
2.9
2.6
2.6
3.3
2. a
2.6
3.1
2.7
4.3
21
3-4
3.E
3.1
3.2
2.1
3.7
2.9
2.9
3.4
2.1
2.6
2.8
3.5
2.7
3.2
17
4-5
3.3
4.3
3.2
2.4
3.3
3.1
3.2
3.3
3.2
2.1
2.1
4|e
3.5
3.0
4.0
20
5-6
5.4
3.3
4.5
3.3
2.6
3.5
3.1
3.1
3.4
3.0
2.7
2.8
3.9
3.2
3.1
4.1
3.2
3.3
4.2
4.6
23
6-7
4. 1
3.1
2.?
2.3
2.9
2.1
3.C
3.C
2.1
2.1
3.2
2.8
2.6
3.1
3.2
3.7
3.4
22
7-8
3 i
3.C
2.8
2.2
2.8
2|:
3.2
2.6
2.1
3.1
2.8
2.6
3.0
2.9
2.9
2.9
22
8-9
4.C
3. 1
3.C
2.E
2.-
2'. I
3.:
2.5
2.6
9-10
2.6
3.C
2.1
2.3
2.9
2.1
3!?
2 4
2.6
2.9 2.E
3.0
2.8
3.2
23.*5
3.6
22
2.1
2.8
2.1
2.6
3.4
21
10-1 1
3 \
2'6
2!:
3.3
2 4
2.6
2.8
2.t
2.1
2.1
2.1
2.7
2.5
2.E
2.9
23
1 1. 12
2.9
2.8
3.0
2.4
2.4
2.5
2.6
4.1
2.8
2.8
3.0
2.8
2.8
3.6
2.5
3.0
3.0
2.9
22
4.1
DAILY
MEAN
5.13
3.63
3.06
3.20
2.91
2.31
2.83
2.89
2.76
2.97
3.02
2.66
2.59
3.68
3.00
2.79
2.7«,
3.21
2. 84
2.56
3.83
3.15
3.34
3.08
5.13
NO.
OF
MRS.
2<
21
2(
22
24
24
22
24
24
2!
2<
2<
2<
22
. 2C
19
23
24
24
16
18
24
520
5-MIN.
MAX.
15.6
6.8
7.1
9.0
5.0
3.6
5.3
5.8
4.8
6.0
9.0
3.8
3.9
10.3
6.3
4.5
5.7
7.1
7.6
4.9
9.5
8.7
7.3
15.6
* Indicates Saturday or Sunday TABULATED WED.. SEP. 10, 1969
Local standard time used
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
'U.S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-51
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
MARCH 1968
DAY
OF
MONTH
2«
3«
4
5
6
7
8
9«
11
12
13
15
16*
18
19
20
~21~
22
23«
24«
25
26
27
28
29
30«
31*
MEAN
NO
MAX
12.1
2.8
2.1
2^1
3.J
A.M.
1-2
2.4
s.d
2.6
2.8 2.6
2.6 2.
-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, Laboratory of Engineering and Physical Sciences
Division of Ait Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-52
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
APRIL 1968
DAY
OF
MONTH
1
3
4
5
6*
7«
8
9
10
11
12
15
16
17
18
19
20«
21«
22
23
24
25
26
27»
28«
29
30
MEAN
NO
MAX.
121
3.C
3.4
2!l
A.M.
1-2
|.9
2,'i
2-3
2.1
3.C
2.3
1.8
3.2
3.9 3.2 4.6
3-4
2.;
2.8
2.2
1.8
3.2
4.<
3.4 3.2
2.6 2.2
>
3.0 2.6
3.9 2.7
2.5 *.5
3.4 3.1
i
20 20
6.9J 5.2
!:•
1:1
2.4
3.0
20
4.6
3.1
2.6
2.2
2.4
2.4
._
3.2
20
4.4
4.5
2lf
2.C
3.2
4.3
3.0
2.5
2.4
2.2
2.4
3.5
5-6
2.8
3.0
2.1
2.1
3.2
5.3
3.2
2.8
2.6
:::
5.2
20
4.3
20
5.3
6-7
si!
2.8
2.5
3.3
5.2
3~. 6
2.8
3.6
2.4
2.5
5.9
20
5.9
7-B
\:\
3|<
4.1
3 "
3.8
3.8
2.9
2.5
5.5
20
5.5
8-9
3.3
2.8
2.5
3.J
4.^
3.9
2.8
1:1
'••
..,
20
5.0
9-10
1:1
3.1
2.5
3.1
3.5
2.9
3.t
3.0
2.6
4.2
20
5.0
1O-) 1
3.C
2.1
2.3
3.2
4.1
3.3
3.1
sic
2.6
4.0
18
4.2
1 1-12
2.9
3.2
2.2
2.9
2.6
3.3
3.5
3.4
2.6
2.5
3.6
19
4.2
P.M.
12-1
3.C
3.2
2.1
2.2
2.i
3.1
3.2
3.5
2.6
2.5
3.7
20
5.1
1-2
3.3
2.8
2.8
2.1
2.8
2.4
3.1
4.«
5.0
2.6
2.8
4.2
20
5.0
2-3
1:1
3.5
2.1
3.1
4.8
4.6
2.3
3.4
4.5
19
4.8
3-4
4.2
4.2
2\l
3.2
2!*
3.3
4.3
19
5.4
4-5
5^2
3.£
2.!
3.1
3.2
4.1
5.5
2.3
3.4
5.1
19
5.5
5-6
4.2
4.9
3.8
3.9
2.5
3.5
4.2
2.9
4.5
5.3
2.4
4.1
4.0
20
5.3
6-7
4.C
4.C
3.1
3.f
2.5
3.2
4.2
3.2
3.5
3.1
2.5
4.0
3.8
20
4.5
7-8
3.E
2.5
4.J
2.8
3.1
3.£
2.4
3.9
3.7
20
4.8
8-9
4.3
3.C
2.1
3.E
UJ IX*
• • •
in n> i
3.1
2.S
4.1
2.!
4.1
20
4.3
9-10
2!)
3.5
s!s
2.8
3.C
3.1
3.7
20
4.3
10-11
j:j
s!c
3.5
3!3
3'£
3.1
3.8
20
5.0
1 1-12
3.5
2.5
2.1
3.7
2.6
3.5
3.9
2.9
3.0
4.0
2.6
3.4
3.9
20
4.4
DAILY
MEAN
3.46
3.24
2.67
2.70
3.58
3.62
2.89
3.18
3.45
4.09
4.33
3.73
3.94
3.31
3.18
3.28
3.74
2.57
2.96
4.07
3.41
4.33
NO.
OF
MRS.
22
2<
21
2«
2<
2<
23
24
2<
2<
2<
2<
2<
2«
24
24
24
24
474
5-MIN
MAX.
6.5
7.6
6.3
6.8
8.3
14.3
3.8
9.5
6.2
8.7
6.6
5.9
7.5
4.1
5.3
6.6
8.0
5.7
6.1
8.4
14.3
* Indicates Saturday or Sunday
Local standard time used
TABULATED WEO.t SEP. 10» 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
.U.S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-53
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO,ILL.
TOTAL HYDROCARBON
MAY 1968
DAY
OF
MONTH
1
2
3
4«
5«
6
7
8
9
10
12*
13
14
15
16
17
18*
19*
20
_____
22
23
24
25«
26«
27
28
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
2.6
2.1
2.3
1.4
2.0
3.2
2.1
3.1
2.2
1.8
5.4
2.1
2.0
9.0
2.4
2.3
3.8
3.8
2.1
4.5
2.5
2.4
6.0
2.9
27
1-2
2.2
z!;
2.0
2.1
2.8
2.1
2.6
2.1
2.0
4.0
2.1
2.0
2.2
2.2
2.8
2.6
2.0
2.3
3.3
2.1
2.6
27
2-3
2.1
3.5
2.1
2.1
2.1
2.3
2.C
2.6
1.7
1.8
4.5
2.C
2.0
2.0
2.0
2.3
2.5
2.0
2.2
3.0
2.4
27
3-4
2.1
2.1
2.2
2.1
2.2
2.1
2.C
2.7
1.4
1.8
3.!
1.9
2.0
1.9
2.1
2.1
2.2
1.9
2.0
2.7
2.0
27
4-5
1.4
2.1
2.5
2.1
2.2
2.C
2.3
2..
1.3
1.7
3.7
l.fl
2.0
2.0
2.1
2.2
2.1
2.0
2.1
2.1
2.0
27
5-6
2.0
2.4
3.2
2.1
2.1
2.9
4.3
1.8
2.4
3.6
1.9
3.1
3.3
3.3
2.4
2.2
2.5
2.8
3.2
2.2
27
6-7
2.1
2.6
3.2
2.1
2.3
3.3
5.9
2.0
2.7
3.2
2.C
4,3
4.5
4.4
2.8
2.1
2.9
4.0
2.2
27
7-8
2.1
2.1
3.1
2.2
2.5
6l3
2.3
3.0
2.8
1.8
4.3
4.4
4.5
3.2
2.3
3.1
2!i
27
8-9
2.1
2.1
2.6
2.4
2.5
4.5
2.2
2.6
2.3
1.8
3.7
J.o
4.2
3.7
2.1
2.8
3.5
2.1
24
9-1 O
2.6
2.1
2 c
2.!
2-1
2.7
3.7
2.2
2.3
2.1
2.1
3.1
4.0
3.3
2.4
2.8
2.0
23
10-1 1
2)2
2.6
3.!
3.2
2.1
2.5
2.1
1.8
2.8
4.1
3.6
2.1
2.7
19
1 1-12
4.9
2.3
2.3
2.8
2.2
2.7
3.9
2.8
2.1
2.7
2.1
1.8
2.6
3.7
3.8
3.8
2.7
2.8
2.2
3.0
23
P.M.
12-1
3.:
2.4
2.1
3.2
4.2
2.1
2.8
2.3
2.4
2.9
2.8
3.9
3.5
4.0
3.3
2)2
3.2
24
1-2
3.4
2.4
3.6
2.8
4.2
3.1
3.-
3.0
2.1
2.4
2.7
4.2
4.1
3.2
3.2
4.3
2.6
3.3
22
2-3
J.i
4.2
3.2
3.C
4.2
2.J
2.;
2.1
3.0
4.7
4.6
3.4
4.1
4.8
2.9
3.6
22
3-4
2.'<
4.2
3.2
3.C
4.6
3.0
2.6
2.E
2.6
3.2
3.5
5.1
6.2
2.8
3.9
4.5
2.7
4.6
3.1
25
4-5
2.'«
4.!
3.1
3.C
4!?
2..
2.6
2.8
2.6
3.2
3.6
5.3
6.5
3.4
3.3
3.7
5.4
2.6
3.1
28
5-6
3.0
3.1
4.3
2.4
2.4
4.4
2.9
2.6
2.4
2.6
2.1
3.3
3.0
4.6
5.3
3.1
3.2
3.8
4.2
2.4
3.4
28
6-7
2.1
3.C
3.6
2.1
2.C
5.2
3.;
2.1
2.2
2.6
2.3
3.4
3.1
3.6
4.5
2.4
3.0
3.3
3.5
2.4
3.1
28
7-8
3.:
2.1
3.J
2.C
2.:
5.1
2.1
3.2
2.1
2.1
3.1
2.e
3.2
4.2
4.8
2.6
2.9
3.C
3.7
2.1
3.2
28
8-9
3.1
2.6
3.4
2.4
2.4
4.6
2.1
2..
2.0
3.4
2.2
3.1
2.9
3.1
5.6
3.0
z.e
2.5
3.9
2.9
3.2
28
9-10
2.<
3.4
2.!
2.C
z!c
3.C
2.1
3.1
2.C
3.3
3.3
3.4
5.4
3.2
3.0
4.1
4.C
3.6
3.3
28
1O-I 1
3.<
3.4
2.<
2J
2.1
3.4
2.1
3.4
1..
4.1
2.2
2.S
3.E
2.9
4.3
2.8
3.1
3.2
3.3
5.5
3.3
28
11-12
3.3
3.1
2.0
2.2
2.7
2.1
3.8
3.4
2.0
3.3
2.0
4.8
2.1
2.7
3.0
2.6
3.5
2.5
4.6
3.4
2.8
6.6
3.3
28
6.9
DAILY
MEAN
4.28
2.82
2.35
3.4-,
2.50
2.64
2.26
3.23
3.12
3.31
2.93
3.32
2.07
2.71
2.83
2.43
3.43
3.55
3.84
3.62
4.05
3.61
2.69
2.76
3.19
3.66
2.69
4.40
3.11
4.40
NO.
OF
MRS.
1!
2<
24
21
23
If
2C
24
24
22
24
22
24
22
24
24
22
24
22
24
21
24
24
20
24
21
24
14
622
5-MIN.
MAX.
6.9
4.3
4.2
5.4
4.1
4.6
3.7
4.7
8.0
7.2
4.8
7.4
3.0
5.9
9.1
4.5
7.8
15.2
6.6
6.0
7.6
5.6
4.3
10.0
10.3
6.4
7.2
6.9
15.2
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED., SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-54
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO,ILL.
TOTAL HYDROCARBON
JUNE 1968
DAY
MONTH
1*
2«
3
4
5
6
7
8*
9«
10
11
12
13
14
16«
17
18
19
20
21
22*
23*
24
25
26
27
28
29«
30«
MEAN
NO
12-1
4.S
3.5
3.6
5.5
2.7
2.C
2.4
2.4
3.0
2.4
3.1
3.2
2.9
3.4
2.9
5.1
2.3
4.6
1.9
3.6
2.2
3.0
26
5.5
1-2
3.3
3.1
3.1
6.C
3.1
7.1
5.1
1.8
2.4
7.1
1.6
2.2
2.4
2.7
4.0
2.3
2.4
5.7
2.0
2.1
2.3
3.8
1.9
3.0
28
7.1
2-3
3.3
2.1
3.2
5.C
5.2
1.7
2.2
1.1
1.5
2.3
2.1
3.1
3.7
2.2
2.0
2.1
2.4
1.7
1.9
1.8
2.3
1.8
2.5
26
5,2
3-4
2.6
2.1
4.5
4.S
3.2
4.C
4.1
U7
1.8
1.1
U!
2.C
3.3
2.1
2.0
2.6
2.0
1.7
U8
1.8
2.2
1.8
2.6
27
4.9
4-5
2.2
2.3
3,fl
3.1
3.3
3.fi
ua
1 .7
ui
u«
us
2.4
2.8
2.1
2.1
3.1
2.1
1.8
1.8
2.1
2.1
1.7
2.5
26
5.2
A
5-6
2.5
2.3
6.8
*.9
3.7
3.4
3.7
3.0
3.3
1,9
2.1
2.4
1.9
2.9
3.1
2.9
2.4
2.6
2.9
2.1
2.1
2.5
2.3
1.7
3.0
28
6.8
M.
6-7
2.1
7.3
5.<
4. 1
4.2
3.3
3.2
3.7
2.1
2.1
2.6
2.4
US
3.3
3.7
3.3
2.5
2.6
4.5
2.8
2.2
2.7
2.4
1.8
3.2
27
7.3
7-8
3.1
2.2
4.*
4.^
4«i
3.2
3. A
2.4
2.2
2.6
Us
3.9
4.C
2.2
5.6
3.0
2.5
2.6
2.4
U8
24~
5.6
8-9
3.2
2.2
3.3
3.1
4.2
2.2
3.3
Us
4.7
2.9.
3.6
2.4
2.3
5.1
3.7
H
2.5
1.7
3.0
21
9-IO
3.3
2.C
3.C
3.1
3.7
2.1
2.7
US
5.3
2.8
3.1
2.C
2.1
3,4
4.3
3.3
2.3
2.3
2.5
1.8
2.8
21
IO-1 1
2.S
1 .c
3.2
7.1
2-3
2.2
2.2
4.6
2.7
2.3
2.0
!3.4
3.6
2.1
2.2
3.6
1.8
2.6
19
1 1-12
3.4
1.9
3.0
3.2
2.0
2.3
2.2
2.4
2.3
3.6
2.5
2.6
2.0
3.1
3.3
2.1
2.6
3.3
1.8
2.6
20
12-1
3.1
U<
2,<
3.4
3.4
4.C
2.1
2.2
2.1
2.2
2,2
3.2
3.2
2.4
2.9
1 .9
3,0
3.5
2.3
2.3
2.7
2.9
1.8
2.7
25
1-2
2.6
2.1
2.3
2.8
3.3
3.2
2.3
2.«
3.1
2.S
2.4
2.8
1.6
3.9
2.5
2.6
3.0
1.9
2.7
20
2-3
2.6
2.1
2.3
3.C
3.3
3.2
3.2
3.3
2.5
2.5
2.5
2. A
2.6
2.7
3.8
2.4
2.8
3.C
1.9
2.7
23
3-4
3.E
2.1
2.4
4.1
3.2
3.1
3.6
7.1
2.E
3t
2.6
2.1
2.E
3.C
2.5
2.2
3.7
2.3
3.0
3.0
3.0
1.9
2.9
25
4-5
3.1
2.2
2.!
3.C
3.5
3.1
3.1
3.0
7,(
3.3
3^ T
2.6
2.1
3.C
3.1
2.5
3.C
3.8
2.4
3.2J
2.8
1.9
3.0
27
p
5-6
2.7
2.3
2.4
3.2
3.6
4.2
3.7
U9
2.9
3 A
2.4
2.7
2.6
3.9
2.9
3.4
2.5
3.3
3.2
2.2
2.7
2.7
2.5
2.0
2.9
26
M.
6-7
2.<
2.!
2,4
6.1
3.6
3.E
2.9
3.4
31
2.3
2.4
5 L
3.1
3.!
3.6
2.4
2.7
2.7
2.1
2.3
2.6
2.6
1.9
2.9
26
7-8
3.2
2,1
3.1
3.1
4.C
3.E
2.<
3c
2.3
2.5
2 *
3.^
2.E
3.5
2.7
3.:
2.6
2.2
2.3
2.7
3.1
2.0
3.0
26
8-9
3 4
2.E
3.<
3.E
3.1
4,5
2.3
3-5
2.4
2.5
2 4
3.2
3.C
3.1
2.1
4.1
2.2
2.2
2.E
3.C
2.1
3.0
27
9- 1O
3 j
2.4
3.<
3.1
3.2
2 c
7 1
2.E
2.4
2.4
2<
3.2
3.2
3.«
2.1
3. 1
2.E
2.5
2.1
2.4
3.C
2.1
2.9
26,
IO-1 1
3.'
2.5
3.C
3.6
3.'
3.6
2 C
3;
2.3
2 «
3.1
2.5
3.1
2 i
2.5
2.1
2.1
3.2
2.5
2.1
2.8
27
1 1-12
3.6
2.2
3.1
3.5
3.5
2.5
3.6
l.p
2.2
3 -a
2.2
2 n
3.2
2.4
3. ft
2.7
2.0
2.4
2.0
2.7
3.1
2.2
Ua
2.7
26
MEAN
3.13
2.34
3.29
3.93
3.44
3.83
3.49
2.99
2.33
2 41
2.31
2.48
2.26
9 In
3.44
3.06
3 07
3.09
2.48
2.57
3 32
3.50
2.32
2.42
2.49
2.76
1.87
2.84
*
NO.
OF
MRS.
74
21
1<
IE
22
2f
2'
18
22
21
1 f
24
1 C
24
22
24
22
24
24
22
24
22
24
22
24
24
591
MAX.
6.7
4.6
8.0
11.2
5.8
9.8
5.8
6.4
4.9
15.2
6.2
IK -a
3.9
3.7
13. A
9.5
4.5
6.3
8.5
8.7
3.5
5.8
10.4
4.7
15.0
4.0
9.8
2.5
15.0
* Indicates Saturday or Sunday
Local standard time used
MED.. SEP. 10, 1969
-------
CONTINUOUS KIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Ail Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
Table 3-55
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
JULY 1968
DAY
MONTH
1
2
3
4
5
6ft
7«
9
10
U
12
15
16
17
18
19
20«
21*
22
23
24
25
26
27«
28«
29
31
MEAN
NO
MAX.
12-1
1.8
2.8
3.7
5.7
3.1
2.5
5.7
2. fl
4.1
4.6
2.7
2.1
3.6
2.5
4.8
2.3
2.0
2.9
2.4
3.2
21
9^-7
1-2
1.9
2.9
3.3
3.0
2.4
5.2
2.8
2.7
2.5
4.1
2.8
2.3
S.4
2.4
2.1
3.6,
2.0
2.3
3.1
23
7 •»
2-3
1.1
2.C
2.?
s.e
2.1
2.2
3.!
2 1 4
2.S
2.4
3.7
2.4
2.2
.4.9,
2.6]
1.7
2.i
1.8
2.0
2.8
23
5. A
3-4
l.E
1.^
2.1
3.2
2.9
2.«
3.3
2.3
2.5
2.4
2.C
2.3
2.3
4.0
2.2
1.8
2.0
1.9
2.1
2.5
23
4 n
4-5
2.2
2.U
2.8
2.8
3.4
2.;
3.2
2.4
2.7^
2.5
2.1
2.51
3.2
3.2
2.3
1.9
3.0
2.Q
2.1
2.6
23
3*
A
5-6
2.8
2.4
3.5
2.8
3.2
*.5
3.3
2.9
3.2
3.0
2.5
3.0
3.7
2.8
3.2
2.9
4.9
3.1
2.5
9.1
23
4 O
M.
6-7
3.C
2.1
3.f
2.1
3.«
2.6
2.?
3.2
3.6
3.3
2.7
4.0
2.8
2.8
4.2
3.2
4.7
.2.8
3.3
22
4 7
7-8
2.8
4.2
2.8
3.6
2.1
3.U
3.3
3.6
3.4
2.8
2.5
2.4
4.3
3.0
5,3
3.4
3.5
22
5 j
8-9
2.6
t.i
3.'
2.2
2.7
2,1
3.9
3.8
3.2
2.7
3.9]
«!.6
2.2
3.3
2.5
4.4
3.2
3.2
23
c 2
q-io
2.<
2.'
3.3
2.2
3.C
2.1
2.!
3.E
3.5
3.7
2.9
3.8
2.5
2.1
2.6l
2.4
4.C
2.9
3.0
22
4 «U
1O-1 1
2.2
t.\
2.2
4.<
2.1
3.!
3.<
3.2
2.6
3.5
2.5
2.C
2.7
2.8
4.5
2.7
3.0
20
4- c
1 1-12
2.3
2.4
2.4
4.2
2.9
2.4
3.2
2.9
2.7
3.1
3.1
2.1
2.7
3.0
3.4
2.4
2.4
2.9
20
L. • 5
12-1
2.4
2.1
3.C
2.'
3.4
2.i
2.!
3.1
2.7
3.C
2.6
3.2
2.9
2.8
2.1
3.!
3.C
2.6
2.4
2.9
22
\ 7
1-2
2.3
2.8
2.1
2.3
3.3
2.8
3.C
3.0
3.C
2.9
2.9
2.8
2.5
2.1
2.5
3.6
2.6
2.6
2.9
22
2-3
3.2
2.1
2.2
3.!
2.1
3.1
2.9
2.8
2.9
3.C
2.6
2.5
2.1
2.7
3.9
3.2
3.2
.3
3.0
22
3-4
2.1
3.1
3,(
2.2
3.6
2.<
3.3
3.E
2.9
2.9
2.6
3.6
3.1
2.5
2.1
3.2
2.4
3.3
3.2
3.0
22
4-5
2.C
3.2
3.1
2.2
4.C
3.2
3.C
3.<
2.1
3.C
3.2
2.9
3.3
2.9
2.1
2.6
3.6
2.6
3.4
2.8
3.1
23
p
5-6
2.1
3.1
2.7
2.2
3.5
3.0
2.7
3.0
3.3
2.7
2.7
2.8
2.7
2.9
3.1
2.1
2.3
3.2
2.7
3.3
2.5
2.9
23
M.
6-7
2.1
2.(
2.1
2.2
3.1
2.E
2.6
2.1
2.1
2. A
2.6
2.6
2.6
2.9
2.3
2.9
2.9
2.;
2.7
.1
2.4
2.8
24
7-8
2.2
2.1
2,4
3.9
3.3
2.:
2.1
2.9
2.8
3.2
3.1
3.0
2.7
2.6
3.3
2.!
3.4
.2
2.6
3.C
24
8-9
2.2
2.:
3.1
2.8
3.1
3.3
2.1
3.C
3.4
2.7
3.5
2.7
3.3
2 -j
2.3
3.C
3.C
4.<
2.3
2.9
3.1
23
9-10
2.2
2.^
4.2
2.C
4.1
2.E
2.S
3.5
2.6
3.3
3.6
3.0
2.7
2.e
3.1
2.8
3.5
5.3
3.4
22
IO-1 1
2.1
2.C
4.;
3.2
3.!
5.^
3.C
2,1
2.6
4.9
4.C
3.'.
3.1
2.9
2.6
3.C
3.6
.3
3.5
3.6
23
1 1-12
3.6
2.6
5.4
3.2
3.0
5.1
3.0
2.7
7 O
4.2
3.4
2.2
3.9
3.1
2.9
2.6
2.5
2.6
4.4
.6
3.2
3.3
23
MEAN
2.31
2.64
3.27
3.08
3.42
3.01
3.08
3.37
3.21
31 a
3Q A.
3.03
3.22
2.82
3.00
3.23
2.77
2.78
2.77
2.80
3.34
2.99
2.92
2.77
3.04
• 96
NO.
OF
MRS.
2'
2'
2't
24
24
24
2<
2<
22
ft
16
21
24
21
24
24
24
23
24
22
16
15
21
538
MAX.
6.8
5.7
7.4
12.7
5.2
6.4
10.0
T.I
6.2
1 & *
60
9.9
11.2
7.4
13.2
13.8
5.5
6.2
5.9
6.6
6.3
6.5
• 0
11.8
4.3
* Indicates Saturday or Sunday
Local standard time used
TABULATED
MED.. SEP. 10. 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U.S. Department of Health. Education, and Welfare
Robert A. Talt Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-56
HOURLY.AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
AUG. 1968
DAY
MONTH
1
3*
4*
5
6
7
8
9
1 0*
11*
12
13
15
16
17*
18*
19
20
21
22
23
24*
25*
26
27
78
29
30
31*
MEAN
MAX.
12-1
5.4
3.E
3.5
4.3
4.4
2.7
1.1
A.M.
1-2
2.4
9.4
3.2
3.2
i.e
l.C
o.<
3.2 3.4.
2-3
2.3
6.C
3.C
3.6
2.S
1.6
0.7
O.E
3.1
4.3 1.7
2.2 2.5J 2.5
4.4 5.2 2.2
2.6 2.S 2.7
1.6 1.4| 1.4
3-4
2.1
3.6
3.1
3.S
1.3
0.8
0.1
2.1
l.S
2.4
2.2
2.8
1.4
1.9 1.7 1.5| 1.6
1.7 1.6
i.o •) . o
3.7 2.4
2.7 2.4
3.6
4.2
2.9 2.6
21
9.4
22
'•*
3.2) 2.4
2.1
1.7
2.5
Z.4
23
6.0
2.0
3.r
2.3
2.4
22
6.0
4-5
2.1
4.C
3.4
3.4
2.2
i.;
0.4
l.(
2.7
1.5
2.5
2.2
2.
3.2
3.C
20
8.5
1 1-12
2.6
2.5
3.3
2.9
4.0
3.4
8.5
2.4
3.8
2.4
2.5
2.7
1.6
2.9
2.2
2.5
2.7
3.0
2.9
22
8.5
P.M.
12-1
2.<
2.!
3.1
3.C
3.2
4.3
2.6
4.C
2.4
3.2
2.6
2.7
1.7
2.7
2.0
27
2.3
2.3
3.0
2.6
22
4.3
1-2
2.1
2.t
2.S
3.1
3.3
2.5
3.C
4.C
2.7
2.9
2.8
2.1
2.5
2.3
2.5
3.2
2.6
19
4.0
2-3
3.C
3.1
2.S
3.C
2.4
2.2
3.2
3.8
2.1
2.8
2.6
2.6
3.4
3.0
2.eJ
19
4.1
3-4
2.E
2.6
3.3
3.C
2.2
I.e
3.2
3.8
3.C
2.?
3.0
3.3
3.4
3.7
4 5
3.2
3.C
20
4.9
4-5
2,<
3.3
3.1
2.4
I.E
3.E
l.c
3.3
4.C
2.7
2.9
3.2
3.1
3.7
3.1
3.8
4.1
3.0
22
5.1
5-6
2.7
3.2
2.7
2.2
1.4
2.6
2.6
3.0
2.6
2.5
2.5
2.7
2.8
2.9
2.4
3.1
3.1
2.6
22
4.7
6-7
2ls
2.'.
2.1
1.1
2.C
3.1
2.3
2.7
2.5
2.8
2.4
2.3
3.C
3.0
2.6
23
4.9
7-8
l:\
3.!
3.C
2.1
l.<
l.S
2 S
2.2
2.8
3.1
2.4
2.9
2.3
2.5
3 S
3.1
2.6
23
4.1
8-9
2.6
4.C
3.C
3.E
2.1
1.6
2.;
2.1
3.C
3.C
3.0
2.4
3.1
2.6
2.2
2.4
3g
3.2
2.4
2.8
22
4.0
9-IO
§:!
4.:
4.3
2.1
O.E
2.C
2.<
2.1
1.2
3.H
2.7
2.5
3.7
2.6
2.4
2.6
3.3
2.4
2.8
23
4.3
10-11
2.C
2.S
5 c
4.E
2.C
2.4
I.E
3.1
2.<
4.4
2.4
2.7
3.2
2.4
1 1-12
2.3
4.0
3.2
1.8
2.4
1.7
2.8
2.3
2.8
2.2
2.6
2.6
2.3
2.0 2.0
2.3
f. 1
3.8
2.4
3.0
22
5.5
2.9
4.3
2.4
2.6
21
4.3
MEAN
2.76
3.45
3.60
3.30
2.86
2.27
2.80
2.58
3.34
1 4?
2.79
2.83
2.82
3.12
1.96
2.02
2.49
2.58
3.39
3.49
3.07
2.80
4.02
NO.
OF
MRS.
2<
21
2?
22
2C
2<
21
24
21
24
21
23
21
24
21
24
24
22
24
24
21
24
521
MAX.
12.7
8.2
7.6
5.9
5.6
8.3
14.0
6.2
8.2
4. ft
2.B
6.3
4.9
15.7
5.4
9.8
4.3
5.0
9.5
9.5
13.3
7.5
15.7
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED. « SEP. 10f 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
I) S. Department o! Health. Education, and Welfare
Robert A. Tatt Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-57
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHlCAGOtlLL.
TOTAL HYDROCARBON
SEPT. 1968
DAY
MONTH
2
3
4
5
6
7*
8*
9
10
11
12
13
16
17
18
19
20
22«
23
24
25
26
27
26*
29«
30
MEAN
NO
MAX
A.M.
12-1
2.4
1.9
2\(
1-2
!*!
2.3
2.4
2.1 2.1
2.4
6.1
2.6
l.{
3.2
2.4
I
i
•
i
6.0
2.2
10
6.1
2.1
3.9
2.4
11
3.9
2-3
2.0
1.8
2.5
2.4
1.1
l.fl
3.1
2.3
3-4
l.j
2.4
2.4
1.8
2.2
3.5
2.2
I
1.8 1.7
3.9
2.2
11
3.9
6.01
3.0
11
6.0
4-5
l.f
1.1
2.4
2.6
1.9
2t*
4.6
2.2
5-6
1.9
2.0
3.1
2.5
3.0
5.2
2.5
'
i
1.7; 3.1
5.01 3.4
2.7
11
5.0
3.5
11
5.2
6-7
1.9
2.3
3.2
4.1
3.5
3.5
5.0
2.4
7-8
I:!
3.5
3.9
3,1
3.2
2.2
8-9
2.1
3.2
3.4
3.E
3.C
2.6
2.1
1
5.3
3.2
4.9
11
5.3
4.4 2.2
3.1 2.8
4.8
11
4.8
3.4
11
3.8
9- 1O
2.2
1.5
3.C
3.C
3.1
2.4
3.1
2.C
2.1
2.1
3.1
11
3.7
10-11
2.2
1.4
2.6
2.8
2.6
2 2
2.7
1.9
2.3
1.8
2.8
11
2.8
1 1-12
2.3
1.4
2.3
2.5
2.6
2.1
2.6
1.9
2.5
1.8
3.1
11
3.1
P.M.
12-1
2.C
itt
2,<
2.'
2.2
2.1
l.<
2.4
1.9
2.6
11
2.6
1-2
l.J
1.!
2.4
2.5
2.4
2.C
2.4
1.9
8
2.5
2-3
\:\
2.6
2.1
2.5
2.5
i.s
2.6
1.9
9
2.7
3-4
1.9
l.C
2.f
3.C
2.4
2.1
2.C
2.!
2.1
10
3.1
4-5
2.*C
3.2
3.4
3.1
2.6
2.2
2.2
2.2
3.5
11
3.5
5-6
£ * A
3 • 0
3.1
3.0
2.6
2.6
2.4
2.0
2.0
3.3
11
3.3
6-7
2.1
3.2
2.1
2.E
1.9
2.4
3.2
11
3.3
7-8
2.4
2.1
2.1
2.!
2.1
3.1
1.8
2.3
2.8
11
6.6
8-9
2.2
2.'
2 <
2.<
2.6
2.1
2.!
2.5
2.7
11
3.9
9-10
2.;
3.0
3.1
3.5
2.8
3.C
2.9
2.7
2.3
11
3.8
1O-1 1
l:\
3.C
3.1
2.1
2.1
2.1
4.4
2.6
2.1
11
5.0
1 1-12
2.3
2.1
3.6
2.7
2.8
2.4
4.5
2.7
5.6
11
5.6
MEAN
2.06
1.99
2.76
3.08
2.63
3 05
3.20
2.31
2.66
2.91
3.14
3.20-
NO.
OF
MRS.
2'
2'
24
22
24
2'
24
24
23
24
21
251
MAX.
3.0
4.3
5.1
9.9
5.7
16.8
11.7
3.7
6.2
6.9
13.3
16.8
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED., SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section. Laboratory ol Engineering and Physical Sciences
Division ol Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-58
HOURLY.AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO.ILL.
TOTAL HYDROCARBON
OCT. 1968
DAY
OF
MONTH
1
3
4
5*
6*
7
8
9
10
11
12*
13*
15
16
17
18
19*
20*
21
22
23
24
25
26*
27*
28
29
30
31
MEAN
NO
MAX.
12-1
2.1
1.6
2.0
7.2
A.M.
1-2
1.8
1.5
6.3
2.5
6.0 3.8
3.9 3.2
2.7 2.9
2.0 1.9
3.4 2.2
1.8 .8
1.8 .8
1.6 .6
1.8 .8
2.0 .8
3,7 .3
2.6 .7
1.7 .7
2.2 2.2
2-3
\l\
1.3
4.1
2.6
2.2
2.E
l.E
1.9
1.9
1.8
1.6
1.5
1.7
3. -2
2.1
1.7
1.9
4.0 2.6 l.fl
1.3 1.2
2.0 1.9
1.9! 1.7
2.1 2.9
2.5
27
7.2
* Indicates Sat
1.3
1.8
3.9
3.1
3-4
1.3
2.8
2.3
2.0
2.5
1.8
1.8
2.2
1.9
1.6
1.5
1.6
3.3
2.0
1.7
1.9
4-5
III
1.3
3.0
3.6
2.0
2.7
2.0
2.0
1.9
i.e
1.5
1.6
3.5
2.0
1.8
2.3
56
1:8
1.8
3.4
4.6
3.1
2)7
2.6
2.7
2.5
2.1
1.8
5.0
2.4
2.4
3.1
1.9 l.q' 2.3
1.3
1.9
5.8
3.3
2.2J 2.0 2.0
28 28 28
6.3 4.1 5.8
1.6
1.9
5.3
1.9
2.1
28
5.3
2.3
1.9
4.0
1.8
2.5
28
5.0
6-7
III
2.4
5.4
3.1
2.3
3.6
3.1
3.2
2.5
2.7
1.9
2.C
6.7
2.3
3.2
4.2
2.9
3.1
2.4
4.3
2.6
3.1
28
6.7
7-8
2.4
2.4
2.7
3.8
4.6
3.6
2.5
3.6
3.5
2l6
2.8
2.3
2.9
2)7
4.2
4.1
8-9
3!2
3.4
3.6
2.1
3.3
3.3
J:!
I:!
4.2
2.1
3.8
2.5 2.6
2.8
2.9
•4."
3.1
3.1
28
5.1
2.3
3.0
2.9
3.4
2.8
25
4.2
P-1O
ue
2.1
2.2
2.4
3.7
2.C
3.1
2.6
1.8
1O-1 1
2.1
2.3
2.1
2.2
3.3
2.1
2.5
2.9
2.9
2.3
2.1
1.9
*.i 3.i
2.2 2.0
3.0 3|c
2.5; 2.3
2.3
2.7
2.5
3.2
2.5
23
3.7
2.3
2.3
2.4
3.C
2.4
23
3.3
1 1-12
2.2
1.8
2.2
2.1
2.3
5.3
2.0
3.0
2.8
3.0
2.4
2.2
2.0
1.9
2.4
2.0
2.5
2.9
2.9
2.2
2.4
2.2
2.4
3.4
2.5
26
5.3
P.M.
12-1
2.2
1.9
l.E
2.!
3.C
2.2
2.3
4.!
2.2
3.0
2.7
3.1
2.3
2.2
2.1
1.9
2.0
2.4
3.0
2.7
2.3
2.1
2.4
3.3
2.5
26
4.5
1-2
III
2.C
2.3
2.C
2.4
2.2
3.1
2.4
3.0
3.0
2.8
2.4
2.1
2.0
1.9
2.0
2.4
2.9
3.0
2.8
2.0
2.4
3.3
2.4
26
3.3
2-3
III
2.C
2.4
2.C
2. A
2.8
2.3
3.4
3.2
2.9
2.6
2.3
2.C
2.0
3.2
2.1
2.3
3.4
4.2
2.4
2.1
2.7
3.4
2.6
26
4.2
3-4
1:3
2.2
Z.f
2.3
2.5
3.5
2.3
3.5
3.6
2.9
3.C
2.3
2.C
2.1
2.1
2.3
2.4
3.2
3.6
2.3
2.4
4.0
2.7
25
4.0
4.5
2.2
2.!
3.1
2.6
4.4
2.2
3.S
3.6
2.9
3.0
2.4
2.C
2.C
* 1
2.5
2.6
3.5
3.6
2.2
3.3
2.6
5.8
2.9
27
5.fi
5-6
III
2.0
2.5
1.8
3.3
1.6
4.9
2.8
3.7
3.4
2.8
2.4
2.3
2.0
2.0
4.3
2.1
2.3
3.1
2.9
2.3
3.5
2.6
2.5
6.9
2.8
28
6.9
6-7
III
l.E
2.!
3.6
1.5
4.4
2. S
3.2
2.6
2.6
1.9
2.5
2.3
2.4
2.6
2.1
2.5
2.6
2.5
2.9
2.6
2.6
4.9
2.6
28
4.9
7-8
i:!
|:|
4 2
3.6
4.C
2.1
3.1
2.5
2.4
1.9
2.3
2.4
2.6
2.1
Zl'
2.6
2.6
2.5
2.3
2.1
5.1
2.6
28
5.1
8-9
i:|
2:!
i.e
3.9
3.9
4.3
2.9
2.9
2.3
2.1
2.C
2.1
2.2
2.3
?
2.3
aj:
2.2
9-10
1.1
2.6
1.1
2.2
2.C
3,t
3.6
4.6
2.*;
2.1
2.2
2.2
2.1
4.2
2.3
3.1
? (1
3.3
2.6
2.3
2.4
2.5J 2.2
2.3
2.!
2.C
4.1
2.6
28
5.1
2.1
2.4
2.0
2.9
2.5
28
4.6
10-11
ii<
4.C
2.C
4.1
3.6
3.J
2.1
4.C
2.1
2.3
l.E
3.2
2.2
4.1
l.q
1 1-12
2.6
1.6
1.6
7.3
2.2
3.9
3.2
3.9
2.3
4.5
2.0
2.0
1.7
1.9
2.1
3.7
2.? 2.6
2.5 2.8
3,1) 3.B
2.31 2.4
2.l! 1.9
2.0
2.2
2.3
2.6
2.5
28
4.1
2.1
2.1
2.2
2.3
2.7
28
7.3
DAILY
MEAN
l;il
1.74
2.46
2.86
2.22
2.94
3.22
3.63
2.48
2.98
2.72
2.59
2.21
2.32
1.98
2.17
3.39
2.20
2.42
2.97
2.71
2.39
1.56
2.24
2.27
2.91
3.43
2.54
3.63
NO.
OF
MRS.
22
2<
22
2«
24
22
19
23
24
24
22
24
24
24
22
24
24
22
24
22
24
22
2*
24
20
24
22
2<
646
5-MIN.
MAX.
nil
2.7
12.6
10.9
3.8
12.9
10.8
11.8
3.6
14.5
6.3
5.1
3.7
8.1
3.1
4.7
8.0
5.5
5.3
8.1
7.1
7.0
2.2
4.5
3.6
6.8
12.0
17.3
urday or Sunday TABULATED WED.. SEP. 10, 1969
d ime used
CO
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division ot Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-59
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHlCAGOtlLL.
TOTAL HYDROCARBON
NOV. 1968
DAV
MONTH
1
2*
3«
4
5
6
7
8
9*
11
12
13
15
16*
17*
18
19
20
21
22
23*
24*
25
26
27
28
29
30*
MEAN
NO
MAX.
12-1
3,j
2.1
2.4
2.0
1.8
A.M.
1-2
2.2
2.2
2.1
l.S
1.7
2.3 l.S
2.1
1.7
2.2
2.0
2.0 1.6
2.1
1.9
2-3
2.1
1.9
1 .«
l.E
l.S
1.7
1.6
3-4
2.1
i.a
1 .e
1.8
2.1
1.6
1.5
1.91 1.9
1.9! i.e
l.S 1.7
1.9 1.8 l.Tj 1.7
2.1
3.1
2.5
2.0
2.2
1.8
2.1
2.6
2.7! 2 .,2 1.8
1.91 l'S l«fl
4.0. 2.2 2.2
1.8; 1.7
2.0! 1.9
li? 1.6
1.9
2.1
l.R 1.7
2.7
2.3
21
3.8
6.9
2.3
22
6.9
1.8
2.1
1.7
2.4
1.9
22
2.4
4-5
2.1
2.1
l.S
l.S
2.4
1.6
1.5
1 A
5-6
2.2
2.0
1.8
2.3
3.0
1.7
1.6
l.S 1.7
1.4 1.8
1.7| 1.7
1.7
1.8
l.B 1.9
1.8 1.9
2.1! 2.1
1.8 1.7) 1.8
1.7 1.7 1.8
1.5 1.6! 2.0
1.7 1.6l 1.6
1.8 1.8' 1.7
1.7
2.3
1.8
22
2.3
1.7j 1.8
2.2
2.2
1.8| 1.9
22 22
2.4 3.0
6-7
2.4
2.1
1.8
3.3
3.5
3.2
2.3
1 9
i.a
2.1
7-8
2.1
2.5
1.8
3.7
4.V
3.7
2.8
8-9
2.1
l.S
2.S
3.2
3.9
3.0
2.4! 2.5
9- 1O
2.!
l.S
2.2
3.1
3.6
2.9
2 5
1.9
2.4
10-11
2.5
l.fl
2.2
2.7
3.3
2.6
2 t
2.0
2.4
2.Q 2.2j 2.31 2.3| 2.2
2.0 2.3 2.4
2.J 2.2 2.3
2.4] 3.0 3.1
2.2! 2.3' 2.4
1.8,' 1.8 1.8
2.6J. 3.", 3.5
2.6, 3.i1 3.5
2.7
1.8
2.2
2.1
2.3
22
3.5
3. a 3.1
2.l! 1.8
2.6! *.0
2.2
2.6
22
4.V
2.3
2.7
22
4.0
2.2 2.2
2.3 2.4
2.3
1.7
3.0
3.1
2.3
1.9
3.0
2.4
2.3' 2.1
i.a 2.c
2.5 2.5
2.2
2.J
20
3.6
2.4
2.4
20
3.3
1 1-12
2.2
1.9
2.5
2.5
3.0
2.5
2.0
2.3
2.1
2.0
2.4
4.5
2.3
1.9
2.7
2.3
2.2
1.8
2.3
2.5
2.4
21
4.5
P.M.
12-1
2.4
2.2
2.1
2.<
Z.I
2.S
3.1
2.C
2.3
2.1
2.0
2.3
3.7
2.4
1.9
2.2
2.2
2.1
1.8
2.3
2.4
2.3
21
3.7
1-2
2.!
2.'
2.1
2.3
2.C
2.C
2.2
2.0
2.5
3.2
3.1
1.7
2.3
2.1
1.9
2.3
2.6
2.4
19
3.7
2-3
2.<
2.<
2.!
2 4
3.1
2.3
2.1
2.2
2.5
3.1
2.7
1.8
2.3
2.0
2.5
2.5
16
3.7
3-4
2.1
2.4
3.2
3.2
3.1
2.3
2.31
2.G
3.2
2.5
1.8
2.9
2.5
3.4
2.1
2.9
2.5
2.8
20
3.7
4-5
3.C
3.!
2.'
3.1
3.-
3.F
2.2
2.5
2.9
3.7
2.!
2.2
3.0
3.2
3.3
2.1
2.7
3.0
3.0
20
3.8
5-6
3.1
3.2
2.3
3.1
3.2
3.9
2.5
3.4
2.4
2.6
3.0
3.9
2.4
2.4
2.8
3.4
3.9
2.1
2.9
2.8
3.0
22
3.9
6-7
2.9
2.4
4.'
2.4
3.2
3.C
2- t
2.2
2.S
2.2
2.4
2.!
3.4
2.2
2.2
2.2
2.7
3.1
2.6
2.9
2.7
22
4.3
7-8
2.1
2.:
2.<
2.2
2.4
2.S
2.2
2.C
2.3
2.1
2.9
2.C
2.3
2.4
2.3
2.1
2.3
3.2
2.4
21
3.2
8-9
2.'
2 '
2.:
2.2
2.2
2.4
2.1
2,t
2.2
2.5
2.C
2.9
2.2
2.1
2.9
2.4
2.4
2.1
2.4
3.3
2.5
22
3.4
9-10
2 4
2.!
?.l
Z.t
2.1
2.4
3.2
2 «
2.2
2.1
2.1
2.3
2.C
2.e
2.1
3.4
2.3
2.4
2.C
2.!
3.0
2.4
22
3.4
10-11
4.'
2.!
2.-
2.1
2.2
2.'
2.4
2.8
2.1
2.1
2.1
2.2
2.2
3.4
l.S
2.C
1 1-12
3.3
2.7
2.1
2.0
2.4
2.1
2.1
2.5
2.0
2.4
2.1
3.0
2.1
2.7
2.0
2.1
2.3. 2.0
2.2 2.2
2.4J 3.0
2.2
2.4
3.0
2.4
22
4.4
2.1
2.3
2.7
2.3
22
3.3
MEAN
2.69
2.44
2.10
2.53
2.58
2.71
2.62
? « .
2.05
2.28
2.08
2.13
2.28
2.90
2.35
1.92
2.50
2.38
2.46
1.98
2.34
2.75
2.39
2.90
NO.
OF
HRS.
J,
2<
2<
2!
2<
22
24
2i
24
21
24
22
24
22
24
24
22
24
2'
24
22
24
507
MAX.
9.1
3.8
3.2
14.1
5.4
5.2
7.9
4.1
3.6
4.8
3.5
6.4
3.9
7.0
6.6
2.7
4.2
4.7
5.2
3.6
14.4
15.2
15.2
* Indicates Saturday or Sunday
Local standard time used
TABULATED
MED.. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Depaitment of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-60
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
FLAME IONIZATION ANALYSIS
CHICAGO,ILL.
TOTAL HYDROCARBON
DEC. 1968
DAY
MONTH
1«
2
3
4
5
6
7*
8*
9
10
11
12
13
14*
15.
16
17
18
19
20
21*
22*
23
24
25
26
27
28*
29*
30
31
ME AN
121 I 1-2
2-
2.5 2.5
5.9, 3.«
2.1 2.2
1.8 1.7
2.1 2.3
2.4 2.1
2.3 2.1
3.3 2.9
1.9 1.9
2.0 2.0
2.4 2.1
2.2 2.4
2.2 2.2
2.5 2.4
2.3 2.3
5.0 2.7
2-3 3-4
2.3 2.
2.5 2.
3.1 3.
2.C 1.
1.7 1.
1
1.9 1.
2.9 2.
2.1) 2.
3.1 3.
1.8 1.
1.9 1.
2.1 2.
2.1 1.
2.2 2.
2.3 2.
2.2! 2.
2.8 2.
2.3 2.3 2.2 2.
2.0 1.8 1.9, 1.
2.1 2.3
1.* 2.
2.5 *.6 2.41 2.
2.1 1.9 1.9 1.
1.8 1.7 1.7 l.
2.5 2.6 3.1 2.
2.4 2.2
1.9 2.1
2.7 2.f
2.1 2.
1.8 1.
2.7 2.
2.7 2.5 2.3 2.
2.4 2.1
1.9. 1.
2.3 2.0 1.8 2.
I :
2.1 2.1
2.Q 2.
2.5 2.3i 2.2 2.
31 30
31 1 31
5.9 3.6i 3.1: 3.
* Ind catei Saturday o
Sunday
used
A.M
4-5 5-6
3 2.2. 1.8
3 2.? 2.3
I 3.1 2.9
S l.f 1.9
1 1.7 1.7
e i."i 1.9
2 2.1! 2.1
0 2.0 2.0
1 2. a 3.1
1] 1.9 2.0
9 2.0 2.0
1 2.0 2.0
9 1.9 1.9
3 2.-1 2.1
2 2.2 2.3
2 2.2 2.2
S 2.9 3.1
2 2.1 2.3
8] 1.9. 2.1
0 2.0 1.9
Z 2.i 2.2
i 1.7 1.7
7, 1.7 1.7
2 2.2 2.2
1 2.0 2.1
7 1.7 1.7
8 2.5 2.4
l| 2.0 1.8
9 l.ft 1.8
0| 1.9 1.9
5j 2.3, 1.9
1 2.1| 2.1
31 31
1 3.1 3.1
6-7 7-
l.f 1
2.6 3
3.7! 4
2.2 2
l.E 2
2.1 2
2.1 2
2.Q 2
3.0 3
M 2
2.3 2
2.3 2
2.1 2
2.2; 2
2.3
2.5 2
3.6 3
2.9 2
2.4; 2
2.0 2
2.2; 2
i.r i
2.0 2
2.4 2
2.1 2
1
1.9 2
3.1 3
1.9| 2
i.a l
2.3| 2
1
2.1J2
2j 2
3 8-9
.] 1.1
«" 3,<5
.< 2.1
0-10
1.1
3.6
3.2
2.5
.S 2.1| 2.1
.2 2.E
.2 2.2
. 2.1
.6 *.i
,«|2.l
.9 2.9
.5, 2.5
.2 2.2*
2.2
2.4
10-11
l.f
3.3
2,e
2.t
2.1
2.«
2.<
2.2 2.1
3.6 3.6
2.U. 2.2
1 1-12
2.0
3.0
2.8
2.2
2.1
2.4
2.4
2.1
3.4
2.2
2.8 2.4 3.0
2.6 2.9 2.4
2.1 2.11 2.1
,2j 2.4 2.4 2.«i 2.5
' !
.9 2.8, 2.8
2, a
.7, 2. 9 2.8! 2.7
.8 2.TJ j
.8 3.q 2.7, 2.6
.6 2.5
.3 2.4 2.5, 2.1
.7 1.8 1.8 1.9
.1 2.31 2.1 2.0
.!> 2.9 2.6 2.5
.2 2.2 2.1 2.2
1
.1 2.3J 2.3| 2.3
.5 3.6) '
.0 2.3l 2.4' 2.2
2.3
2.6
2.5
3.1
2.6
2.5
2.9
2.1
2.2
2.7
2.2
2.2
3.8
2.3
.9 2.Q 1.8 1.9 1.9
.4 2.3
.2. 2.3
31 i 30 ! 30
3.71 4
,1 ^.9
• -] »T
2.4
2.3
2.4
27
3.6
2.4
2.1
2.4
27
3.6
2.3
2.1
2.5
31
3.8
P.M.
12-1
2.C
3.1
2.9
2.'
2.C
2.3
2.1
2.1
3.C
l.
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-61
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO.ILL.
TOTAL OXIOANT
JAN. 1968
DAY
MONTH
1
2
3
5
6«
7#
8
9
10
11
12
13*
15
16
17
18
19
20*
21*
22
23
24
25
26
27«
26*
29
30
31
MEAN
NO
MAX.
12 1
.00
.00
.00
.00
1-2
.00
.00
.00
.00
.00
.00
2-3
3-4
.00
.00
.00
.oc
.00
5
.00
4-5
.00
.00
.00
.00
.00
5
.00
A
5-6
.00
.00
.00
.00
.00
• 00
M.
6-7
.00
.00
.00
.00
.00,
.00
7-8
.00
.00
.00
.00
.01
.01
8-9
.00
.00
.oc
.00
.01
.01
9- 1O
.00
.00
.00
.oc
.01
.01
10-11
.00
.oc
.oc
.01
.01
1 1-12
.00
.00
.00
.02
.02
12-1
.00
.00
.oc
.oc
.02
.02
1-2
.00
.00
.00
.01
.02
.02
2-3
3-4
.
4-5
.00
.00
.oc
.04
.04
p
5-6
.00
.00
.00
.04
.04
M.
6-7
.00
.00
.oc
.02
.02
7-8
.00
.00
.02
3
.02
8-9
.00
.00
.01
.01
9-10
.00
.oc
.01
.01
1O-1 1
-
.oc
.oc
.00
1 1-12
.00
.00
.00
MEAN
.000
.000
.000
.007
.008
.008
NO.
OF
HRS.
19
13
2C
21
13
86
MAX.
.00
.00
.02
.08
.04
.08
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.t SEP. 10» 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division ol Air Pollution, Public Health Service
U.S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-62
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
FEB. 1968
DAY
MONTH
1
2
3*
5
6
7
8
9
10*
11*
12
13
14
15
16
17*
18*
19
20
21
22
23
24«
25*
26
27
28
29
MEAN
NO
MAX.
12-1
A.M.
1-2
.OC
.00 .00
2-3
3-4
.OC
.00
.00 .oq .oc
.00 .oq
.00 .OC
.00 .oq
.OC
.00 .OC
.00 ,OC
.00 .00
.OC
.oc
i >ocl
.00 .001
t
.00
.00 .00
.00 .00
.00 .00
12
.00
.00
.00
.OC
.op
.oq
.00
.00
.00
.00
.00
15
.on
4-5
5-6
.od .00
.00
.oq
.on
.oc
.on
.on
.00
.on
.00
.00
.on
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00 .00
.00
15
.00
.00
15
.00
6-7
.00
.00
.00
.00
.00
.00
.00
.00
.00
7.3
.00
.00
.00
.00
.00
.00
.00
.00
.00
8-9
.OC
.00
.OC
.OC
.OC
.OC
.OC
.OC
.OC
.oq .oq .oq
.oq .00
.00
.00
.00
.00
15
.00
.00
.00 .OC
.oq .00
.no1 .oc
.OQ
15
.00
.00
15
.00
9- 1O
.00
.00
.00
.00
.00
.00
.OQ
.00
.00
IO-I 1
.OC
.OC
.OC
.OC
.OC
.or
.OC
.or
.oq
.00
.00
.00
.00
.00
15
.00
.00
.00
.00
.00
12
.00
11-12
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
11
.00
P.M.
12-1
.OC
.00
.OC
.OC
.00
.OQ
.OQ
.00
.00
.00
.00
.00
12
.00
1-2
.OC
.OC
.OC
.OC
.OC
.OC
.OC
.00
.OC
.01
.OC
.00
12
.01
2-3
.00
.00
.00
.00
.00
34
.OC
.00
.00
.00
.OQ
4-5
.OC
.OC
.OC
.OC
.OC
.or
.OC
.or
.OC
.OC
.00
.00
12
.OC
5-6
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.00
.01
.00
.00
14
.01
6-7
.OC
.OC
.OC
.OC
.DC
.oq
.00
.OQ
.00
.00
.01
.00
.00
13
.01
7-8
.OC
.OC
.OC
.OC
.OC
.OC
.00
.no
.OQ
.OC
.00
.02
.OQ
.OQ
14
.02
8-9
.OC
.OC
.OC
.OC
.or
.on
.00
.00
.OQ
.OC
.00
.01
.00
.OC
14
.01
9-10
.OC
.OC
.OC
.OC
.or
.or
.oq
.oq
.OC
.OC
.OC
.OC
.oq
.OC
14
.OC
10-11
.OC
.OC
.OC
.OC
.or
.OC
.00
.or
.OC
.00
.oq
.00
.00
.OC
14
.OC
1 1-12
.00
.00
.00
.00
.00
.00
.00
.on
.00
.00
.00
.00
.00
.00
14
.00
DAILY
MEAN
.000
.000
.000
.000
.000
.000
.000
.000
.000
,000
.000
.000
.003
.0.00
.000
.003
NO,
OF
MRS.
20
21
21
21
16
13
n
23
21
16
21
22
23
2C
IS
296
MAX.
.00
.00
.00
.00
.00
.00
.00
.00
.01
.00
.00
.01
.04
.01
.00
.04
Indicates Saturday or Sunday
Local standard time used
TABULATED
SEP. 10. 1969
-------
CO
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-63
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
MARCH 1966
DAY
MONTH
1
2«
3«
4
5
6
7
8
9«
10«
11
12
13
14
15
16*
17«
18
19
20
21
22
23«
24«
25
26
27
28
29
30«
31,
MEAN
NO
MAX
12-1
.OC
.0(
.oc
.00
.01
A.M.
1-2
.00
.00
.00
.00
.00
.02! .02
.031 .03
.oq .00
.06
.03
.031 .02
.01
2-3
.01
.02 .02
.00
.00
.00
.02
.05
.01
.01
.01
.01
.00
.00
.00
.00
.01
.02
.01
.00
.02
.01
30
.06
.00
.oc
.00
3-4
.OC
.oc
.oc
.oc
.oc
.03
.03
.OC
.03
.02
.00
.02
.00
.00
.01
.04
.011
.01
.00
4-5
.00
.Or
.or
.00
.00
.02
.01
.00
.03
5-6
.00
.00
.00
.00
.00
.02
.00
,00
.02
.02 .02
.oq .00
.01! .01
.oc
.Of
.00
.00
.00
.00
.01 .00 .01
.07
.02
.01
.001 .00
.01
.00
.00
.00
.01,
.01
.01
.02!
.01
.00
.01
.01
31
.04
.01
.OC
.oc
.oc
.00
.01
.02
.01
.01
.01
.01
.01
31
.07
.05! .03
.01
.01
.Or
.01
.00
.00
.02
.00
.00
.00
.oq .00
.00] .00
.00 .00
.01
.01
.01
.01
.01 .01
.Ol! .02
.00 .00
.00
.01
31
.05
.00
.01
31
.03
6-7
.OC
.01
.oc
.oc
.oc
.04
.02
.01
.02
.01
7-8
.OC
>0(
.oc
.oc
.01
.02
.02
.01
,0t
.01
8-9
.OC
.oc
.oc
.oc
.01
.02
.02
.02
.02
.02
.01 .02; .02
.01 .02|
.00
.00
.00
.oc
.oc
.oc
.01! .0*
.031 .021
.02
.OC
.oc
.01
9- IO
.OC
.oc
.oc
.01
.02
.02
.03
.03
.02
.02
.01
.OC
.oc
.01
.05 .04,
1O-1 1
.OC
.OC
.oc
.oc
.02
.02
.02
.02
.01
.OC
.OC
.oc
.01
.02
.04! .OS .03
.Oil .02 .03! .03!
.03{ .03 .04| .03| .02]
.00
.02
.OC
.OC
.00
.00 .00
.03i .04
.001 .00
.00 .OC
.00 .OC
.01! .01 .02
.02J ,02| .03
.02 .03 .03
.01
.03
.00
.00
.01
31
.04
.02 .03
.04 .05
.00' .00
.01
.01
31
.04
.01
.02
31
.05
.00 .00
.02 .02
.00 .OC
.oq .oc
.01 .01
.01
.02 .03
.02
.031
.01
.02
.01
29
.04
.03
.03
.02
.01
.01
26
.03
1 1-12
.00
.00
.00
.02
.04
.03
.03
.00
.00
.01
.00
.01
.02
.02
.01
.00
.00
.01
.01
.02
.04
.03
.03
.02
.01
24
.04
P.M.
12-1
.OC
.oc
.01
.02
• 0<
.02)
.02
.OC
.OC
.00
.01
.02
.02
.03
.02
.01
.OC
.01
.02
.03
.04
.02
.02
.03
.02
.02
25
.04
1-2
.OC
.oc
.02
.02
.04
.04
.04
.02
.OC
.OC
.00
.01
.02
.03
.03
.01
.OC
.01
.02
.02
.04
.03
.01
.03
.02
.02
25
.04
2-3
.OC
.05
.0!
.OC
.02
.OC
.05
.03
.01
.03
.02
11
.05
3-4
.OC
.oc
.04
.0!
.OC
.03
.OC
.02
.04
.03
.02
.04
.02
13
.05
4-5.
.OC
.oc
.oc
.02
.0!
.02
.0!
.1C
.02
.03
.01
.OC
.oc
.oc
.04
.02
.02
.02
.03
.02
.OC
.02
.OC
.01
.01
.02
.04
.02
.02
.03
.02
.02
31
.10
5-6
.00
.00
.00
.02
.04
.03
.05
.09
.03
.02
.02
.00
.00
.00
.04
.02
.02
.02
.03
.02
.00
.01
.00
.'01
.02
.02
.04
.01
.02
.02
.02
.02
31
.09
6-7
.OC
.oc
.oc
.0;
.0*
.02
.0!
.01
.02
.01
.02
.00
.OC
.OC
.03
.02
.01
.01
.02
.02
.00
.01
.oq
.00
.02
.04
.01
.01
.02
.02
.02
30
.07
7-8
.00
.oc
• 0(
.0!
.02
.01
.0'
.0?
.02
.02
.02
.OC
.OC
.OC
.02
.02
.01
.02
.02
.02
.00
.OC
.OC
.01
.01
.06
.03
.01
.oc
.03
.02
.02
31
.09
8-9
.Of
.oc
.oc
.Of
.0*
.02
.05
.Of
.0<
.01
.0?
.oc
.oc
.oc
.02
.0?.
.02
.02
.01
.02
.00
.00
.OC
9-10
.Of
.OC
.oc
.0;
.03
.02
.02
.07
.02
.01
.02
.00
.OC
.OC
.02
.03
.04
.02
.02
.02
.00
.OC
.00
.00 .01
.01
.0?
.02
.01
.01
.02
.02
.02
31
.09
.01
.07
.02
.01
.OC
.02
.00
.02
31
,07
1O-1 1
.Of
.OC
.01
.02
.0?
.01
.1C
•,0<
.02
.07
.00
.OC
.OC
.03
.06
.02
.02
.01
.01
.00
.00
.00
.00
.02
.06
.01
1 1-12
.00
.00
.00
.01
.02
.03
.02
.09
.04
.01
.02
.00
.00
.00
.03
.10
.01
.02
.01
.01
.00
.00
.00
.00
.02
.01
.02
.01
.oq .01
.o2
.00
.02
30
.02
.00
.02
31
.10 .10
MEAN
.000
.000
.000
.013
.016
.024
.029
.044
.031
.019
.011
.008
.000
.000
.014
.024
.030
.016
.020
.010
.009
.003
.000
.004
.011
.029
.027
.015
.017
.017
.012
.015
.044
NO.
OF
MRS.
21
22
If
2]
21
2r
22
21
21
21
IE
22
If
21
23
2C
2f
21
21
If
21
2'
21
20
2C
22
2C
23
23
23
646
MAX.
.00
.00
.00
.16
.08
.10
.08
.16
.09
.05
.06
.03
.00
.00
.07
.18
.11
.04
.07
.05
.07
.04
.01
.03
.04
.14
.06
.04
.06
.05
.05
.18
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED., SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U.S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 4522S
Table 3-64
HOURLY. AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
APRIL 1968
C£
DAY
MONTH
2
3
4
5
6«
7«
8
9
10
11
12
14*
15
16
17
18
19
20*
22
23
24
25
26
27«
28»
29
30
MEAN
NO
MAX.
12-1
.oc
loi
.01
.01
.oc
.oc
.01
.oc
.osj
.02
.01
A.M.
1-2
.oc
.01
.01
.01
.oc
.oc
.Ul
.oc
.oc
.02
.01
.02
•°2 »°?
.01
2-3
.02|
.01! .02]
.03
15
.03
i
.05
.01
16
.05
3-4
.OC
.oc
.01
.01
.oc
.oc
.01
.oc
.oc
.01
.01
.02
.03
.01
.04
15
.04
4-5
.OC
.or
.01
.01
.oc
.oc
.01
.oc
.oc
.01
.01
.01
.01
.02
.01
5-6
.00
.01
.01
.00
.00
.01
.00
.01
.01
.01
.01
.02
.01
.03
.01
16
.03
.04
15
.04
6-7
.OC
.oc
.02
.02
.OC
.oc
.01
.01
.02
.02
.03
.02
.02
.03
.02
.02
.01
7-8
.01
.oc
.02
.01
.01
.oc
.01
.01
.01
.02
.02
.02
.02
.04
8-9
.01
.oc
.OS
.01
.01
.01
.02
.01
.02
.01
.03
.03
.02
.02
.04
.02 .02;
.or
.01
I
.04
.01
18
.04
.04
.02!
18
.04
.01
.02
.03
.02
19
.04
9-10
.OC
.02
.01
.OC
.01
.02
.01
.OC
.02
.04
.01
.03
.03
1O-1 1
.01
.01
.01
.02
.02
.02
.01
.02
.04
.01
.02
.03 .01
.02
.02
.02
.02
17
.04
.03
.03
.02
15
.04
1 1-12
.02
.01
.02
.03
.02
.02
.03
.04
.03
.02
.03
.04
.03
13
.04
P.M.
12-1
.02
.02
.01
.02
• 0<
.02
.02
.02
.02
.06
.03
.02
.03
.04
.03
15
.06
1-2
.02
.01
.01
.02
.04
.02
.01
.02
.02
.0!
.04
.02
.03
.06
.04
15
.06
2-3
.03
.02
.02
.03
.03
.05
6
.05
3-4
.03
.03
.02
.04
.03
.04
.0!
7
.0!
4-5
.04
.02
.01
.02
.01
.02
.01
.04
.02
.04
.02
.01
.02
.02
.02
.04
.02
.05
.02
19
.05
5-6
.04
.03
.03
.02
.02
.03
.03
.00
.04
.03
.03
.02
.03
.03
.01
.03
.04
.03
.03
18
.04
6-7
.03
.02
.02
.02
.02
.02
.OC
.02
.02
.02
.02
.03
.02
.OC
.04
.04
.03
.02
18
.04
7-8
.0:
.02
.01
.01
.02
.02
.02
.01
.OC
.02
.02
.02
.02
.02
.02
.01
.03
.02
.03
.02
19
.03
8-9
.04
.02
.02
.02
.02
.01
.02
.OC
.OC
.02
.04
.02
.01
.02
.02
.01
.04
.01
.03
.02
19
.04
9-10
.01
.02
.02
.01
.01
.01
.02
.02
.02
.02
.03
.02
.01
.04
.02
.02
.02
16
.04
10-1 1
.01
.02
.01
.OC
.01
.01
.01
.OC
.02
.02
.01
.02
.02
.01
.04
.02
.03
.02
17
.04
1 1-12
.01
.02
.01
.00
.00
.01
.02
.00
.02
.02
.02
.02
.01
.03
.02
.02
.01
16
.03
MEAN
.016
.014
.017
.011
.007
.013
.021
.007
.007
.021
.024
.032
.016
.019
.029
.018
.015
.024
.033
.032
.019
.033
NO.
OF
MRS.
2(
K
21
It
2'
21
I'
1!
2!
n
i;
11
H
18
21
21
13
21
362
MAX,
.07
.08
.06
.03
.04
.05
.05
.03
.03
.05
.06
.10
.04
.04
.06
.06
.03
.06
.09
.06
.10
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP, 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section. Laboratory ol Engineering and Physical Sciences
Division of Ail Pollution, Public Health Service
U. S. Department ol Health. Education, and Welfare
Robeit A. Tall Sanitaiy Engineeiing Center
Cincinnati. Ohio 45226
Table 3-65
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO.ILL.
TOTAL OXIDANT
1968
DAY
MONTH
2
3
4«
5«
6
7
8
9
10
lift
12«
13
14
15
16
17
18*
19«
20
21
22
23
24
25«
26«
27
28
29
30
31
NO
MAX.
A.M.
12-1
.02
.01
.02
.03
1-2
.02
.03
.01
.03
.03
.02 .02
.01 .01
2-3
3-4
.02
.02
.03 .02 .02
.04, .Ol
.03| ,03l
.0*
.03
.05 ,05j .03
.02 .01 I .01
.01 .01
.02 .02
.03 .03
.01 .01
.04 .04
.ozi .01
.0} .02
.01 .01
.02 .021
.04 .03
.03 .02
.01 .01
.Oil .01
.01] .01
.02
.04
.02
27
.05
.02
.03
.02
28
.05
a-5
.02
.0?
.Of
.02
.02
.02
.01
5-6
.01
.02
.00
.02
.04
.03
.04
.02* .03
.04 .03
.02
.02
.01
.04
.02
.04
.02| .02
.02 .03
.Oil .02 .03
.01| .01
.01
.01
.01
.03
.02
.02
.00
.01
.01
.03
.02
.02
20
.04
.01
.01; .03
.02 .05
.0? .04
.01 .03
.02) .03
.02j .02
.021 .02
.01 .02
.Oil .01
.01! .02
.02 .02
.03
.02
28
.04
.05
.03
28
.05
6-7
.01
.02
.01
.02
.02
.02
.04
.03
.03
.0'.
.02
.06
.02
.03
.02
.01
.05
.04
.03
.03
.04
.03
.02
.02
.03
.03
.02
.07
.03
28
.07
7-8
.02
.02
.01
.02
.03
.03
.04
.04
.0;
.06
.04
.06
8-9
.02
.02
.02
.02
.02
.02
.03
.04
.0<
.05
.03
.0!>
.01 .01
9- 10
.Oil
.02
.02
.02
.031
.02
.04
.04
.04
.02
.05
• 01
1O-I 1
.0:
• 02
.0<
.02
.04
.0<
.07
.02
.07
.05| ,04| .051 .0!
.OZ .02J .03 .02
.02 ,02| .02 .03
.05 .03
.03, .02
.06 .04
.04 .03
.04! .03
.04
.02
.03
.02
.03 .02
.031 .02
.03! .03
.02
.05
.03
28
.06
.02
.04
.03
28
.05
.02
.02
.03
.03J
.04
.02
.02
.02
.02
.03
.03
25
.05
.0?
.0?
.04
.02
.02
.0?
.02
.03
.03
20
.07
1 1-12
.03
.02
.04
.03
.05
.05
.06
.02
.03
.04
.03
.01
.02
.03
.03
.03
.05
.02
.02
.02
.02
.03
.03
22
.06
P.M.
12-1
.0:
.0!
.0;
.0<
.03
.03
.04
.04
.07
.02
.03
.04
.03
.02
.02
.01
.03
.03]
.05
.02
.02
.0?
.04
.03
.07
.03
25
.07
1-2
.04
.02
.02
.04
.03
.02
.04
.0"l
.05
.03
.03
.02
.03
.03
.02
.02
.03
.02
.04
.04
.05
.02
.02
.04
.03
.07
.03
26
.07
2-3
.01
.03
2
.03
3-4
.02
.04
2
.04
4-5
.0<
.01
.0!
.0!
.0!
.0!
.04
.0!
.0!
.01
.0<
.02
.0?
.03
.02
.02
.04
.01
.03
.04
.06
.04
.03
.02
.01
.0*
.04
.07
.04
28
.07
5-6
.05
.01
.05
.05
.03
.02
.03
.04
.05
.06
.03
.01
.02
.03
.03
.03
.03
.02
.02
.03
.05
.04
.02
.02
.03
.03
.03
.08
.03
28
.08
6-7
.04
.02
.0!
.03
.02
.Oi
.04
.05
.03
.02
.02
.03
.02
.04
.04
.02
.02
.03
.04
.04
.02
.03
.03
.03
.03
.08
.03
26
.08
7-8
.04
.0(
.0(
.02
•02
.02
.0<
.0(
.05
.02
.01
• 02
.02
.02
.03
.04
.02
.02
.03
.06
.03
.02
.02
.03
.03
.03
.07
.02
27
.07
8-9
.04
.0!
.Of
.02
.0;
.02
.03
.0'
.OJ
.06
.02
.01
.0?
.02
.02
.05
.04
.OjJ
.01
.03
.06
.04
.02
.oj
.01
.04
.03
.0!
.02
28
.06
9-10
.04
.0
.0!
.03
.02
.02
.04
.0!
.05
.05
.02
.02
.02
.03
.03
.05
.04
.02
.03
.03
.05
.04
.02
.01
.02
.04
.04
.05
.03
28
.05
IO-1 1
.03
.01
.01
.03
.01
.'02
.05
.04
.04
.05
.02
.02
.02
.03
.02
.04
.04
.04
.03
.02
.04
.05
.02
.02
.00
.03
.06
.04
.03
28
.06
1 1-12
.03
.01
.02
.03
.02
.01
.04
.05
.03
.05
.02
.02
.02
.03
.01
.04
.03
.04
.02
.02
.04
.04
.01
.01
.01
.02
.06
.03
.03
28
.06
MEAN
.030
.017
.027
.032
.027
.020
.033
.038
.044
.045
.026
.028
.016
.031
.025
,022
.032
.027
.027
.027
.038
.035
.020
.016
.018
.026
.030
.051
.029
.051
NO.
OF
MRS.
1<
2C
If
If
2f
1«
21
21
2C
U
21
21
H
2C
21
21
19
23
17
21
2C
21
21
21
2C
21
21
IE
55J
MAX.
.08
.04
.08
.06
.06
.05
.07
.08
.11
.09
.06
.10
.03
.08
.06
.08
.10
.12
.10
.07
.11
.09
.06
.04
.06
.07
.07
.10
.12
* Indicates Saturday or Sunday
Local standard-time used
TABULATED
WED.t SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Talt Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-66
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
JUNE 1968
DAY
MONTH
1*
2«
3
4
5
6
7
8*
9*
10
11
12
13
14
15*
16*
17
18
19
20
21
22*
23*
24
25
26
27
28
29*
30*
MEAN
NO.
MAX.
A.M.
12-1
.02
>
.02
.02
.02
.01
.oi
.03
.02
1-2
•2?
«0
-------
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section, Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 4522E
Table 3-67
HOURLY.AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHlCAGOtlLL.
TOTAL OXIDANT
JULY 1968
DAY
MONTH
1
3
4
5
6*
7«
8
9
10
11
12
13«
14«
15
16
17
IB
19
20*
21«
22
29
24
25
26
27«
28*
29
30
31
NO.
MAX.
A.M.
12-1
.01
.01
1-2
.02
.01
.01 .02
.oi .01
.02 .02
.03 .03
.07 .06
.06 .03
.03, .83
2-3
.01
.02
.01
3-4
.02
.01
.01
.01
.01
.03
.02
.031 .04
.06 .061 ,04| .04
.03 ,o3 .02
.03 .03 .03 .02
.05 .05, ,03J .04
:
.01!
.06
.10 .091,
.05 .OS
.05 .041
.03 .02
.02 .02
.04
19
.10
.02
.09
.03
21
.09
7
.04
.02
.04
.01
.03
.03
.02
.05
.02
19
.05
4-5
.01
.01
.01
.01
.01
.02
.06
.05
.01
5-6
.00
.01
.01
.01
.01
.01
.03
.07
.08
.02
.0^ .05
.021 .03
.02 .03
.04J .05
.04
.04
.06
.00
.03- .05
.01 .02
.06
.06
.02 .03
.06 .08
.03
21
.06
.03
20
.08
6-7
•21
.0<
.01
.02
.01
.OC
.02
.09
.OS
7-8
.01
.0*
.01
.02
.02
.01
8-9
.01
.0:
.01
.01
.02
.01
.04| ,0<
.09
.08
.04 .03
.06 .06
.02 .03
.03 .02
.06
.05
.06
.0*
.05
.07
.03
.03
.07
9-10
.02
.0-
.02
.02
.02
.0^
.05
.06
.07
.06
.06
.05
.03
.08
1
.06 .05
.0* .05
.021 .03j .03
.07 .OT! .06
.02 .03
1
i
.05
.04
19
.09
.04
.04
19
.09
.04
.06
.04
20
.08
.05
.0!
.oi
.06
.06
,oJ
19
.08
IO-1 1
.0!
.0!
.02
.02
.02
.0<
.Of
.07
.07
.06
.07
.0!
.03
.07
.09,
.06
.0*
.03
.0!
.06
.0!
20
.09
1 1-12
.02
.03
.02
.02
.02
.05
.10
.08
.08
.04
.07
.08
.04
.08
.06
.02
.07
.03
.03
.05
19
.10
P.M.
12-1
.§]
.0,
.02
.0!
.02
.01
.K
.08
.1C
.0!
.07
.07
.08
.06
.11
.02
.01
.03
.03
.05
.07
.0!
21
.11
1-2
.02
.02
.03
.02
.09
.07
.07
.11
.05
.071
.07
.08
.07
.11
.03
.0!
.04
.05
.06
18
.11
2-3
.03
.02
.Of
.06
.Of
.1C
.04
.07
.05
.04
.09
.07
.OS
.03
.01
.0!
.06
.08
.06
18
.10
3-4
.0:
.0:
.02
.01
.03
.01
.12
.04
.07
.04
.04
.16
.07
.OS
.04
.0«
.08
.08
.09
.07
.06
20
.16
4.5
.0:
.0;
.0!
.0;
.0;
.01
.03
.Of
.1?
.04
.06
.03
.04
.H
.09
• OS
.0!
.0!
.09
.07
.10
.08
.OA
22
.18
5-6
.03
.04
.03
.02
.02
.06
.02
.07
.10
.04
.06
.04
.04
.04
.14
.04
.05
.05
.03
.10
.06
.05
21
.14
6-7
.02
.o<
.02
.02
.02
.05
.06
.06
.04
.05
.02
.03|
.03
.13
.0«
.04
.04
.04
.04
.06
.04
20
.13
7-8
.Oi
.06
.01
.011
.0-
.04
.06
.01
.04
.07
.0<
.02
.04
.12
.06
.OJ
.0!
.04
.05
.04
.06
.0!
21
.13
8-9
.0!
.0(
.0]
.01
.02
.0:
.06
.Of
.01
.OS
.0!
.02
.04
.12
.06
.05
.0!
.0*1
.03
.0<
.03
.04
21
.12
9-10
.01
.0«
.01
.00
.0;
.0-
.08
.06
.06
.08
.04
.02
.04
.!<
.05
.0!
.06
.031
.0<
.04
.04
.04
21
.14
10-1 1
.01
.06
.0;
.02
.03
.-07
.01
.09
.09
.04
.0<
.04
.02
.17
.05
.05
.0?
.03
.02
.09
.04
.05
21
.17
1 1-12
.02
.07
.01
.00
.02
.03
.07
.05
.07
.OB
.02
.03
.05
.04
.13
.08
.05
.03
.02
.02
.03
.04
21
.13
MEAN
.016
.032
.017
.014
.017
.034
.051
.069
.073
.047
.055
.037
.032
.047
.110
.060
.071
.035
.047
.036
.041
.054
.059
.045
.110
NO.
OF
MRS.
?i
21
2(
2t
24
22
23
23
21
2«
23
19
18
16
2C
1«
2C
22
21
19
13
ie
468
MAX.
.06
.09
.04
.03
.03
.12
.14
.11
.12
.11
.10
.09
.05
.09
.22
.15
.12
.06
.09
.09
.10
.12
.09
.22
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED,. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section. Laboratory of Engineering and Physical Sciences
Division of Ail Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robeit A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-68
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO.ILL.
TOTAL OXIDANT
AUG. 1968
CO
CO
DAY
MONTH
1
3*
4*
5
6
7
8
9
10»
11*
12
13
14
15
16
17«
18*
19
20
21
22
23
24«
25«
26
27
28
29
30
31«
ME4\-
M«.
1 2- 1
.02
.04
.03
.oi
.031
.01
.06
.01
.01
.03
.02
.03
.03
.03
.02
.03
.02
.02
.02
.03
.02
.03
.03
.02
.02
24
.06
1-2 2-
.02
^05
.03
.01
.04
j
.02
.06
.01
.03
.03,
.03
.03
.02
.03
.02
.02
.04
.02
.02
.02,
.03)
.02;
.02
.02
.031
!
.02j
.031
26 1
.061
3 3-4
.02
.02
.02
.01
.02
.02
.06
.01
. .00
.03
.02
.02
.02
.oi
. J.
' .02
.02
.03
.02
' .02
'
.02
.02
' :
'
.01
.04
• .03
.03
! .02
.02
i 26
.06
45
.04
.0?
.O1
.02
.03
.01
.04
.01
.01
.07
.03
•01
.02
.03
.02
.02
.03
.03
.03
.01
.04
.02
.03
.02
.03
.02
.02
26
.04
A
5-6
.04
.03
.03
.01
.02
.00
.02
.01
.01
.02
.06
.03
.05
.02
.03
.02
.03
.02
.01
.02
.03
.06
.04
.03
.02
.03
25
.06
M.
6-7
.02
.04,
.05
.02
.02
.00
.02
.01
.01
.02
.06
.04
.04
.05
.02
.03
.03
.03
.02
.00
.03
.04
.06
.03
.03
.02
.03
26
.06
7-8
.04
• 0<
.06
.06
.02
.01
.04
.04
.01
.03
.06
.04
.06
.03
.04
.03
.04
.03
.01
.03
.03
.03
.oJ
.04
.03
.03
2-i
.06
8-9
•°l
.03
.05
.07
.00
.04
.06
.01
.03
.05
.03
.03
.03
.05
.03
.04
.04
.02
.04
.04
.03
.04
.05
.05
.04
24
.07
P-IO
.02
.02
.0^
.0
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboiatory of Engineering and Physical Sciences
Division of Ail Pollution. Public Health Service
U. S. Department of Health. Education, and Welfare
Robert A. Taf t Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-69
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
SEPT. 1968
DAY
MONTH
i"
3
<>
5
6
7«
8«
9
10
11
12
13
14«
15«
16
17
18
19
20
2l«
22»
23
24
25
26
27
28«
29«
30
MEAN
NO.
MAX
12-1
:o1
.02!
.03
.02
.02^
1-2
.02
.02
.01
2-3
.02;
.02
.021
.01
.03 .02
.01
.02
.04
•°1
3-4
.02
.01
.02
.02
.02
.02
4-5
.01
.0!
.01
.02
.02
A.M
5-6
.01
loi
.03
.03
.03 .03
.02 .0?! .02
.01 .01 .01
.01 .01
.01
.02 ' .02! .0? .03
.02 , .03 .03 .05
.05, ,05|
.03
.04
.01
.01
.01
.01
.01
.
.02
.01
.01
.03
.01
.02
23
.05
.05, .0-5J .07
.03, j .03 .02 .03
.02 I .03 .03 .02
! J J
i '
i 1 i
.01 s .02i .03i .04
,01| ' .00 .02
.Oil
.Ol|
,
.01;
.01
".02!
.01
.01
.01
.01
.02
25
.05
.01
.02
.01
.01
.01
.01
.02
.02
.01
.02
25
.05
.03
1
.02, .03
.Oil .02
.02
.02
i .03
.Oil .04
.02
.03
.02
.01
.02
24
.05
.02
.04
.02
.03
.03
24
.07
6-7
.02
.01
.03
.03
.04
.03
.02
.02
.02
7-8
.02
.02
.04
.04
.04
.02
.02
8-9
.02
.03
.03
.04
.04
.02
.03
.02 .02
.03j .02
.04J .04
.09 .07
.06 .07
.04 .09
.03
.02
.04
.05
.04
.02 .03
r ••
.02| .02
.021
i
9.1O
.02
.03
.03
.04
.03
.02
.03
IO-1 1
.02
.03
.03
.04
.03
.03
.03
.01 .02
.02
.02
.04
.04
.04
.04
.02
.03
.04
.05
.04
.0!
.02
.04, .04. .04| .03 .03
.02
.02
.02 .02
.02 .01
|
..02 .02 .02
.03, .02, .01
.06! .05 .,03
.03 .03 .02
.05
.02
.07
.03
25
.09
.02 .03
.02: .02
.04
.03
25
.07
.02
.03
25
.05
.0,
.02
.03
.02
.01
.01
.03J .03
.02] .02
.04 .01
.02
.02
.03
24
.04
.03
.02
.03
23
.05
1 1-12
.02
.03
.04
.03
.04
.03
.03
.01
.02
.04
.05
.04
.04
.02
.03
.03
.02
.02
.02
.03
.01
.04
.03
22
.05
P.M.
12-1
.02
.02
.0<
.03
.04
.02
.02
.01
.02
.0!
.05
.04
.04
.02
.03
.04
.03
.02
.02
.03
.01
.05
.03
22
.05
1-2
.03
.03
.04
.03
.04
.03
.03
.0<
.04
.05
.05
.04
.02
.03
.03
.04
.03
.02
.02
.02
.01
.06
.03
22
.06
2-3
.oi
.04
.04
.04
.05
.03
.05
7
.05
3-4
.04
.0<
.02
.0<
.0'
.04
.04
7
.04
4-5
.0:
• 0<
.04
.0:
.04
.02
• 0<
.02
.03
.0<
.0<
.0!
.04
.04
.02
.11
.02
.03
.02
.02
.02
.02
.02
.02
.02
.03
25
.11
5-6
.02
.04
.03
.04
.03
.04
.01
.03
.03
.03
.04
.04
.04
.03
.05
.02
.04
.01
.01
.01
.02
.01
.02
.01
.03
24
.05
6-7
.02
.o<
.02
.02
.0!
.02
.02
.01
.02
.0!
.03
.06
.0!
.03
.02
.03
.02
.04
.02
.01
.02
.02
.01
.02
.00
.02
25
.06
7-8
.02
.0<
.0<
.02
.02
.02
.02
.01
.03
.03
.06
.06
.0<
.02
.02
.03
.01
.03
.01
.01
.02
.02
.01
.02
.00
.03
25
.06
8-9
.02
.03
.01
.02
.03
.02
.03
.01
.02
.02
.06
.07
.02
.02
.02
.03
.01
.03
.01
.02
.02
.02
.02
.02
.00
.02
25
.07
9-IO
.02
.03
.03
.02
.03
.02
.02
.01
.03
.04
.05
.03
.02
.02
.02
.02
.01
.03
.02
.02
.02
.02
.02
.02
.00
.02
25
.05
10-1 1
.02
.02
.o<
.02
.01
.02
.0;
.03
.Of
.06
.02
.03
.02
.02
.02
.01
.02
.01
.03
1 1-12
.02
.03
.03
.02
.02
.03
.02
.02
.05
.06
.03
.03
.02
.02
.02
.01
.03
.01
.03
.021 .02
.02 .02
.03 .03
.02
.00
.02
24
.06
.03
.00
.02
24
.06
MEAN
.018
.026
.031
.027
.032
.024
.028
.015
.021
.031
.045
.051
.035
.031
.022
.029
.019
.026
.016
.018
.023
.019
.022
.025
.016
.026
.051
NO.
OF
MRS.
|]
21
21
11
22
22
2(
If
21
21
22
21
25
2C
19
21
23
IB
20
21
21
21
21
18
520
MAX.
:B
.07
.09
.09
.05
.10
.04
.07
.08
.12
.13
.07
.09
.08
.14
.06
.07
.05
.05
.07
.04
.08
.06
.09
.14
* Indicates Saturday or Sunday
Local standard time used
TABULATED
MED.. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, laboratory ot Engineering and Physical Sciences
Division of Ait Pollution. Public Health Service
U.S. Department of Health. Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-70
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGOtlLL.
TOTAL OXIDANT
OCT. 1968
DAY
MONTH
1
2
3
4
5«
6*
7
8
9
10
11
12*
14*
15
16
17
18
19«
20«
21
22
23
24
25
26*
27*
28
29
30
31
MEAN
NO
MAX.
12 1
.01
.01
.01
.01
.01
.01
.02
A.M.
1-2
.01
.01
.02
.01
.01
2-3
.01
.02
.01 .01
.01
.01
.01
.01!
.02
.01!
.01
.00 .01
.02 .02]
.03
.01
.01
.01
.021
.Oli
tOlj
.01
,00( .00
.00 .00
.Oil .01
19
.03
20
.02
3-4
.01
.01
.01
.01
.OL
.03
.01
.01
.02
.01
.01
.01
.02
.02
.01
.01
.01
.oq
.02
.01
19
.03
4-5
.01
.02
.01
.01
.01
.01
.02
.01
.01
5-6
.02
.02
.02
.01
.01
.02
.04
.01
.01
.01 .01
.01 .01
.01 .01
.01
.02
.02
.01
.01
.01
.03
.02
.01
.01
.Olj .01
.00 .01
.02] .03
1
.01
20
.02
.02
20
.04
6-7
.02
.01
.02
.02
.02
.04
.03
.01
.02
.01
.02
.01
.01
.05
7-8
.01
.01
.02
.02
.01
.03
.04
.01
.02
.01
.01
8-9
.01
.01
.01
.01
.00
.02
.04
.01
.02
.01
.Oil .02
.00 .01
.04. .02
.02! .02! .01
.01 .021 .01
.02 .OZ .01
.02 .03 .01
.01 .ocT.oo
.02
.02
20
.05
.02! .01
!
.02
20
.04
.01
19
.04
9- 1O
.01
.01
.01
.oil
.01
.05
.02
.01
.01
1O-I 1
.01
.02
.01
.01
.02
.07
.01
.01
.01
.03 .02
.02 .02
•OZ .03
.01
.01
.01
.00
.00
.01
.01
18
.05
.01
.01
.01
.00
.OC
.02
.02
18
.07
1 1-12
.02
.01
.01
.01
.01
.10
.08
.03
.01
.01
.02
.03
.02
.01
.02
.01
.00
.02
.02
.02
19
.10
P.M.
12-1
.03
.01
.01
.OC
.01
.02
.06
.06
.03
.01
.01
.02
.03
.03
.01
.01
.01
.00
.01
.01
.02
20
.08
1-2
.02
.02
.01
.01
.01
.02
.04
.06
.03
.01
.02
.02
.03
.02
.01
.01
.00
.01
.01
.02
19
.08
2-3
.03
.02
.00
.01
.01
5
.03
3-4
.02
.02
.01
.02
.01
5
• 02
4-5
.03
.02
.01
.01
.01
.02
.03
.02
.01
.01
.01
.01
.02
.07
.01
.01
.01
.01
.01
.01
.01
20
• 03
56
.02
.01
.01
.01
.01
.02
.03
.01
.02
.01
.00
.01
.02
.01
.01
.00
.01
.01
.01
.01
.01
20
.03
6-7
.02
.01
.OC
.01
.OC
.02
.03
.01
.01
.01
.OC
.01
.02
.02
.01
.OC
.01
.01
.01
.01
.01
20
.03
7-8
.0!
.OC
.OC
.01
.01
.03
.02
.01
.01
.01
.01
.OC
.02
.ni
.OC
.OC
.01
.01
.01
.02
.01
20
.03
8-9
loj
.OC
.01
.01
.03
.03
.01
.01
.01
.01
.OC
.02
.01
.OC
.OC
.01
.00
.01
.02
.01
20
.03
9-10
.02
.01
.OC
.01
.OC
.02
.03
.01
.01
.01
.01
.OC
.02
.01
.OC
.OC
.01
.00
.OC
.01
.01
20
.03
10-1 1
.0!
.01
.01
.01
.01
.03
.02
.01
.01
.01
.or
.01
.02
.02
.OC
.OC
.01
.oq
.00
.01
.01
20
.03
1 1-12
.02
.01
.01
.02
.01
.02
.02
.01
.01
.01
.00
.01
.02
.03
.00
.01
.01
.01
.00
.01
.01
20
.03
MEAN
.017
.011
.009
.009
.008
.022
.036
.024
.015
.011
.009
.011
.016
.022
.Oil
.007
.011
.007
.006
.013
.014
.036
NO.
OF
MRS.
21
2C
21
21
21
If
21
23
n
21
21
21
21
23
23
2C
21
23
21
23
421
MAX.
.04
.03
.03
.03
.02
.11
.14
.11
.03
.02
.03
.04
.04
.07
.03
.03
.03
.04
.03
.03
.14
CO
en
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. 10, 1969
-------
CO
O5
CONTINUOUS AIR MONITORING PROGRAM
Ai> Quality Section. Laboratory of Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U. S. Depaitment of Health. Education, and Welfare
Robert A. Tall Sanitary Engineering Centei
Cincinnati. Ohio 45226
Table 3-71
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO.ILL.
TOTAL OXIDANT
NOV. 1968
DAY
MONTH
2.
3*
4
5
6
7
8
9«
U
12
13
14
15
16*
17*
18
19
20
21
22
23*
24«
25
26
27
28
29
30*
MEAN
NO
MAX.
12-1
.0!
.04
.02
.04
.03
.01
.01
.oq
.01
.00
.01
.02
.02
.02
.OS1
.01
.02
.02
17
.04
1-2
.00
.02
.02
.01
.02
.02
.02
.01
.01
.oq
.00
.00
.01
.02
.01
.01
.02
.01
.01
.01
19
.02
2-3
3-4
.01
.01
.02
.OC
.01
.01
.01
.02
.01
.01
.00
.OC
.00
.01
.02
.01
.01
.01
.01
.00
.01
20
.02
4-5
.011
.01
.01
.Of
.01
.02
.02
.01
.01
.OC
.00
.00
.01
.02
.01
.01
.02?
.01
.00
.01
19
.02
A
5-6
.01
.01
.01
.00
.02
.03
.02
.01
.01
.00
.00
.00
.02
.02
.01
.02
.01
.02
.00
.01
19
.03
.M.
6-7
.01
.02
.02
.00
.03
.04
.03
.01
.02
.01
.00
.00
.04
• OZ
.02
.04
.02
.03
.00
.02
19
.04
7-8
•o:
.03
.02
.00
.04
.05
.03
.01
.04
.01
.OC
.00
.05
.02
.04
.06
.02
.04,
.00
.02
19
.06
8-9
. Oi
.02
.00
.06
.05
.03i
.01
.04
.01
.00
.01
.05
.03
.06
.06
.02
.05
.01
.03
19
.06
9-10
.04
.02
.01
.05
.03
.01
.02
.01
.00
.00
.02
.04
.03
.02
.03!
.01
.02
16
.05
10-11
.01
.0:
.01
.03
.04
.04
.02
.02
.oq
.00
.01
.03
.02
.02
.02
.01
.02
16
.04
1 1-12
.03
.03
.00
.02
.05
.04
.02
.02
.00
.00
.01
.03
.01
.03
.02
.02
.02
16
.05
12-1
.0-
.0:
.0;
.OC
.01
.04
.05
.02
.01
.OC
.00
.02
.03
.02
.02
.03
.01
.03
.02
.02
19
.05
1-2
.03
.0'
.0:
.01
.02
.03
.04
.05
.01
.01
.oq
.00
.02
.02
.02
.02
.04
.02
.02
.02
.02
20
.05
2-3
3-4
.0:
1
.03
4-5
.02
.Of
.0!
.01
.03
.05
.04
.05
.03
.02
.OC
.00
.04
.02
.04
.04
.02
.02
.03
.03
19
.06
p
5-6
.02
.05
.04
.00
.03
.06
.04
.03
.03
.03
.00
.00
.05
.05
.02
.04
.06
.02
.02
.03
.03
20
.06
M.
6-7
Io-
.0:
.03
.05
.04
.04
.03
.02
.OC
.00
.03
.04
.01
.03
.05
.02
.02
.02
.03
19
.05
7-8
.Oi
.0:
.0:
.OC
.03
.03
.03
.04
.03
.02
.OC
.00
.02
.02
.01
.03
.03
.03
.01
.02
.02
20
.04
8-9
:§i
t "'
.04
.oi
.04
.02
.02
.02
.00
.00
.01
.oi
.01
.03
.03
.03
.02
.03
.02
19
.04
9-10
:8!
.0:
.OC
.02
.03
.04
.03
.03
.01
.00
.OC
.02
.01
.01
.03
.03
.02
.01
.03
.02
20
.04
10-11
.0:
.0'
.02
.OC
.01
.04
.01
.02
.00
.00
.00
.0?
.01
.02
.03
.03
.01
.02
.02
.02
19
.04
1 1-12
.03
.04
.02
.00
.02
.05
.04
.03
.01
.00
.00
.00
.02
.02
.01
.03
.04
.02
.02
.02
.02
20
- .05
MEAN
.019
.031
.028
.003
.025
.034
.036
.032
.017
.016
.002
.001
.012
.024
.019
.026
.033
.020
.020
.014
.020
.036
NO.
OF
MRS.
M
21
18
11
IT
20
21
21
21
21
21
21
17
21
21
21
211
21
395
MAX.
.05
.10
.07
.02
.05
.06
.08
.11
.06
.06
.03
.01
.06
.08
.04
.08
.10
.05
• OT
.06
.11
* Indicates Saturday or Sunday
Local standard time used
TABULATED
WED.. SEP. 10, 1969
-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section, laboratory of Engineering and Physical Sciences
Division of Air Pollution, Public Health Service
U. S. Department of Health, Education, and Welfare
Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
Table 3-72
HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
CONCENTRATION IN PPM
POTASSIUM IODIDE ANALYSIS
CHICAGO,ILL.
TOTAL OXIDANT
DEC. 1968
DAY
MONTH
2
3
4
5
6
7*
8«
9
10
11
12
13
14*
15*
16
17
18
19
20
21*
22*
23
24
25
26
27
28*
29*
30
31
MEAN
MAX.
A.M.
12-1
.01
.02
.02
.oc
,00
.od
.oc
.oc
.oq
1-2
.01
.01
.02
.OC
.02
.01
.OC
.00
.OC
.OC
.01
.01
.00
i
10
.02
13
.02
2-3
.OC
.oc
.oc
3
.00
3-4
.01
.01
.01
.oc
.02
.OC
.OC
.oc
.01
.00
.oc
U
.02
4-5
.OC
.02
.01
.OC
.02
.OC
.OC
.00
.or
.oc
.01
.00
.00
13
.02
5-6
.01
.02
.01
.00
.02
.00
.00
.00
.00
.00
.01
.01
.00
13
.02
6-7
.01
.02
.0<
.OC
.02
.OC
.OC
.00
.001
.oc
.02
.00
.00
13
.04
7-8
.01
. 04
.05
.OC
.03
.OC
.OC
.00
.oc
.oc
.03
.00
12
.05
8-9
.01
.0:
.05
.01
.03
.OC
.OC
.00
.OC
.oc
.03
.00
12
.05
P-1O
.01
.01
.oc
.oc
.oc
.00
.oc
.oc
.02
.oc<
11
.04
1O1 1
.01
.03
.01
.01
.OC
.oc
.oc
.oc
.03
.OC
10
.03
11-12
.02
.04
.01
.01
.02
.00
.00
.00
.00
.02
.00
11
.04
P.M.
12-1
.02
.03
.OC
.01
.02
• Ol
.0(
.oc
.oc
.oc
.02
.OC
12
.03
1-2
10!
.OC
.02
.03
.OC
.OC
.00
.OC
.oc
.02
.00
12
.05
2-3
.03
.OC
.OC
.OC
.OC
.OC
.oc
7
.03
3-4
.03
.OC
.OC
.00
.OC
.oc
.oc
7
.03
4-5
:°l
.02
.02
.OC
.OC
• OC
.or
.02
. .02
.oc
.01
12
.04
5-6
.04
.03
.01
.03
.00
.00
.00
.00
.01
.03
.00
.01
12
.04
6-7
.03
.04
.oc
/
.oc
.oc
.oc
.oc
.01
.02
.00
.01
11
.04
7-8
.02
.02
.OC
.OC
.OC
.OC
.OC
.01
.02
.OC
.OC
11
.02
8-9
.01
.02
.OC
.02
.or
.oc
.oc
.or
.01
.02
.oc
.oc
12
.03
9-10
.01
.02
.OC
.02
.or
.oc
.oc
.or
.01
.oc
.oc
11
.02
10-11
.02
.02
.OC
-
.0?
.or
.oc
.oc
.or
.01
.oc
10
.03
1 1-12
.01
.03
.00
.02
.00
.00
.00
.00
.01
.01
10
.03
MEAN
.016
.028
.013
.008
.025
.000
.000
.000
.000
.004
.017
.002
.002
.028
NO.
OF
MRS.
21
21
21
U
1!
21
22
23
2?
22
1^
It
18
259
MAX.
.06
.08
.14
.03
.04
.01
.01
.02
.02
.04
.06
.02
.03
.14
CO
* Indicates Saturday or Sunday
Local standard time used
TABULATED WED.. SEP. lOf 1969
-------
SECTION 4.
SOILING INDEX
DATA TABLES
89
-------
SOILING INDEX DATA TABLES
Table 4-1 through 4-12 present soiling index values at the station by month. Each
value was obtained from a 2-hour integrated sample beginning at the time indicated in the
column heading. A missing value indicates that the sample was not taken or was invalid
because of instrument malfunction.
The first summary line (titled MONTHLY MEAN)represents the arithmetic mean of the
2-hour average values in the column, and is calculated only if 16 or more days are repre-
sented. The first summary column (titled DAILY MEAN) gives the arithmetic mean of the
2-hour values for the day; if fewer than seven such values are present, the daily mean is
not calculated, and the data are not included in the summaries; however, the component
2-hour values for the day are not deleted from the table as is done with data on gaseous
pollutants.
The other summary columns and rows are the number of and maximum of the respective
2-hour values. Four summary figures appear in the lower right corner; the mean and maxi-
mum values for the month are the upper left and lower right figures, respectively, while the
center figure is the total number of values. The lower left summary number is the maximum
daily average from the column above.
"91
-------
Table 4-1
TABULATED 09/17/69
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (.COH/1000 LINtFT.)
CO
to
DAY
OF
TIME (STARTING HOUR)
CHICAGO ILLINOIS
JAN/68
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
1 *
13
16
17
18
10
20
21
22
23
24
25
26
27
2ft
29
30
31
AVG
NO)
MAX*
0000
Z.9
1.2
1.7
1.4
2.5
1.5
2.2
2.1
1.8
2.8
0.3
0.4
1.2
1.3
OA
• 9
3.1
0.9
1.3
0.5
1.5
2.0
1.2
1.4
2.3
2.0
1.6
1.5
1.6
1.9
1.1
1.9
1.61
31
3.1
0200
3. S
l.«
1.1
1.3
1.2
1.6
2.2
3.3
1.3
2.5
0.6
1.1
0.9
1.0
I*
.*
3.0
1.3
1.2
1.*
1.1
1.6
1.9
0.7
1*8
1.6
2.2
ll*
1.9
1.7
0.7
2.1
1.60
31
3.6
0400
2.5
1.9
2.0
1.7
1.5
2.3
2.5
3.8
2.8
3.6
0.5
0.8
0.9
0.8
10
• "
3.7
1.4
1.3
1.2
2.2
1.8
0.9
1.4
2.9
2.6
2.4
1.5
1.9
3.1
1.3
4.4
2.04
31
4.4
0600
1.9
3.3
1.6
2.0
3.1
2.3
1.8
*.7
2.2
4.1
I'3
1.6
1.1
1.2
1 A
1*0
4.3
1.9
2.3
4.3
2.1
2.0
i.5
J.9
5.7
3.0
£•6
2.7
2.8
2.3
i.5
'.5
2.39
31
?.7
0800
5.5
3.4
2.1
1.6
2.0
2.5
2.3
4.0
2.4
2.4
1.2
1.4
0.9
1.6
1 H
i • y
3.0
2.2
2.0
2.2
2.1
1.6
1.5
2.0
3.9
3.9
2.5
3.3
2.5
2.3
1.5
2.3
2.37
31
9.5
1000
1.6
1.8
1.8
1.6
1.3
2.6
2.0
2.7
2.8
1.2
1.1
2.1
0.6
1.8
19
• 3
1.4
1.8
1.1
1.5
1.3
1.2
1.8
1.2
2.1
4.8
2.4
3.6
1.9
2.2
0.8
2.3
1.86
31
4.8
1200
1.0
3.0
1.6
1.3
1.1
2.6
1.9
3.0
1.7
1.2
0.6
1.3
1.4
0.8
1.2
1.5
1.7
1.5
1.2
4.2
1.5
1.5
1.4
2.1
2.3
1.6
1.0
2.8
0.7
2.3
1.69
31
4.2
1400
3.0
3.9
1.6
1.5
1.6
1.6
1.5
3.0
1.7
1.3
0.9
1.2
1.2
1.1
1.1
1.5
2.0
1.8
1.3
3.1
2*4
2.2
0.6
1.7
1.8
2.0
1.2
2.9
0.8
3.5
1.82
31
3.9
1600
2.7
3.1
2.0
1.8
1.3
1.9
1.4
2.5
2.8
1.3
1.3
1.5
1.3
1.0
1.3
1.5
1.8
1.9
1.4
1.1
2.7
2.2
1.2
2.5
1.5
2.7
1.1
2.8
0.5
3.S
1.85
31
3.3
1800
2.0
3.2
1.6
1.5
1.9
1.9
1.8
1.8
2.0
0.7
0.4
1.4
0.8
!•*
1.5
1.4
1.6
1.0
1.4
3.7
1.7
2.1
1.1
2.5
1.6
1.9
1.8
2.2
0.4
2.1
1.68
31
3.7
2000
1.7
3.2
1.7
1.6
2.1
1.4
1.3
3.0
1.7
0.9
1.0
1.9
0.7
0.9
1.6
1.4
1.4
1.5
1.7
3.9
1.9
2.3
2.1
1.7
2.3
1.4
3.9
1.5
1.1
1.9
1.82
31
3.9
2200
1.7
2.3
1.7
2.3
2.0
1.7
2.2
2.6
1.4
0.9
0.6
0.7-
0.8
0.9
2*.
• &
1.3
1.3
1.3
1.4
2.4
1.8
1.2
2.2
2.1
1.9
1.1
1.6
2.1
0.8
1.7
1.2
1.60
31
2.6
AVG
2.57
2.70
1.74
1.68
1.84
2.03
1.97
2.99
2.09
1.96
0.85
1.32
1.04
1.19
1TH
• '"
2.25
1.56
1.63
1.48
1.68
2.37
1.72
1.79
2.31
2.57
2.06
2.14
1.97
2.25
1.04
2.62
1.85
2.99
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
« 5
AC
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
372
MAX
(2)
5.5
3.9
2.1
2.3
3.1
2.6
2.5
4.0
2.8
4.1
1.3
2.1
1.5
1.8
2j[
• °
4.3
2.2
2.3
2.2
2.4
4.2
2.7
2.3
5.7
4.8
2.6
3.6
3.9
3.1
1.7
4.4
5.7
(1) N«NUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2-HR COH
-------
Table 4-2
TABULATED 09/17/69
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
DAY
OF
TIME (STARTING HOUR)
CHICAGO ILLINOIS
FEB/68
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
29
26
27
28
29
AVG
NO)
MAX*
0000
1.1 .
1.4
1.1
0.6
0.7
5.9
1.7
2.8
1.8
1.8
1.9
2.0
1.7
1.9
2.3
3.6
1.3
1.6
2.3
1.7
1.6
1.1
1.9
0.5
0.6
1.1
z.o
1.9
1.7
1.75
29
9.9
0200
1.8
1.6
1.4
i.o
0.5
5.4
1.4
2.2
1.6
1.*
1.5
1.3
1.9
1.9
2.2
2.9
l.t
1.6
2|2
1.9
1.0
1.9
1.9
1.1
0.6
2.3
2.9
1.9
1.7
1.77
29
5.4
' 0400
3.4
1.6
1.9
0.8
0.9
5.0
2.3
2.9
1.3
1.8
1.4
2.0
1.8
2.1
2.5
4.0
0.5
1.6
2.5
1.8
1.8
1.8
2.3
0.7
0.6
4.1
2.9
1.7
1.8
2.04
29
5.0
0600
2.8
2.1
2.7
0.6
1.6
6.3
2.2
2.9
1.7
$.4
1.8
2.7
3.2
3.2
*.9
3.2
lU
1.9
0.9
2.0
2.1
3.1
3.9
0.6
1.2
5.0
4to
2.0
2.3
f.63
29
6.3
0800
2.6
1.9
2.6
0.6
2.0
4.6
2.2
2.7
1.9
2.3
2.0
2.1
4.0
3.1
2.3
2.0
ilz
1.9
3.3
2.4
1.8
2.5
4.3
1.2
0.8
3.8
2^
l.ft
2.5
2.35
29
4.6
1000
2.3
2.0
2.7 .
0.8
1.6
1.5
2.2
1.8
1.5
1.9
1.6
2.0
2.1
2.7
1.8
1.7
1.3
1.2
2.3
1.9
1.8
1.9
2.5
1.0
0.5
2.5
1.3
1.4
1.5
1.76
29
2.7
1200
1.2
1.7
2.8
0.5
1.2
1.7
2.1
2.1
1.5
1.4
1.7
1.6
2.6
1.9
1.6
1.6
1.4
1.1
1.8
1.4
1.7
1.1
1.5
1.2
0.1
1.6
1.4
1.4
2.0
1.54
29
2.8
1400
2.7
1.8
1.0
0.9
1.5
1.9
3.1
1.8
1.7
1.4
1.5
1.7
1.5
1.7
2.0
1.1
1.4
1.1
2.2
1.5
1.9
1.4
1.8
0.9
0.6
2.3
1.6
1.6
1.8
1.63
29
3.1
1600
2.2
2.1
1.0
0.8
1.1
3.0
2.6
1.8
1.9
2.0
1.8
2.1
1.8
1.7
2.3
1.6
1.6
1.3
3.4
1.8
2.1
2.0
2.3
1.1
0.3
2.2
2.1
1.9
2.2
1.86
29
3.4
1800
2.0
1.4
1.0
0.9
1.0
2.6
3.3
1.5
1.9
1.4
1.4
2.4
1.9
2.3
3.1
1.3
1.7
2.4
3.4
1.9
2.4
2.5
1.7
1.2
1.0
2.5
2.3
1.8
2.1
1.94
29
3.4
2000
1.8
1.6
1.1
0.8
7.7
2.7
2.1
1.7
2.0
1.9
1.7
2.4
1.9
2.5
4.0
1.1
1.2
2.0
2.2
2.0
2.0
2.1
1.0
0.9
0.9
2.9
2.1
1.9
2*4
2.08
29
7.7
2200
2.2
1.8
0.7
1.0
8.2
2.0
2.5
1.4
1.6
1.5
2.1
1.5
2.0
2.5
3.7
1.2
1.5
2.4
3.0
1.3
1.9
1.8
1.2
0.8
0.8
2.0
1.9
1.8
2.7
2.03
29
8,2
AVG
2.21
1.77
1.67
0.80
2.36
3.58
2.35
2.18
1.76
1.82
1.71
2.02
2.24
2.28
2.56
2.16
1.35
1.72
2.85
1.82
1.87
1.98
2.19
0.97
0.70
2.73
2.22
1.78
2.10
1.94
3.58
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
348
MAX
(2)
3.4
2.1
2.8
1.0
8.2
6.3
3.3
2.9
2.0
2.4
2.1
2.7
4.0
3.2
4.0
4.0
1.7
2.4
4.9
2.4
2.4
3.1
4.3
1.2
1.2
5.0
4.0
2.0
2.7
8.2
UD
CO
(1) N«NUMBER OF VALID 2-HR SPOTS
(2) MAX«MAXIMUM 2-HR COM (DV)
(3) N»DAYS WITH VALID VALUES
* MAX-MAXIMUM 2-HR COM (MO)
VALUES GREATER THAN 6,0 UNDERESTIMATE ACTUAL VALUE
-------
CO
Table 4-3
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.I
TABULATED 09/17/69
DAY
OF
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
N(3)
MAX*
TIME (STARTING HOUR)
0000
2.3
0.7
1.6
1.7
2.3
0.5
0.6
1.4
2.2
1.0
0.4
0.8
1.6
1.2
0.8
2.0
2.8
1.5
1.0
0.9
0.6
1.2
1.5
1.5
1.9
1.1
1.3
1.1
0.7
4.3
0.9
1.40
31
4.3
0200
2.6
0.7
1.1
2!7
1.1
0.4
1.8
1.9
0.7
0.4
1.0
1.4
1.2
0.8
1.7
4.8
1.3
1.3
1.2
0.7
0.9
0.9
1.3
1.4
0.9
1.6
0.5
1.0
4.3
0.6
1.40
31
4.8
' 0400
2.2
0.8
1.0
2.5
2.6
0.5
2.6
1.7
1.6
1.2
0.6
1.3
1.7
1.5
1.3
2.0
3.8
1.8
1.4
0.8
0.1
1.3
0.9
1.5
1.3
1..7
1.6
1.9
2.1
2.7
0.7
1.57
31
3.8
0600
1.9
1.3
1.4
*.4
2.7
1.4
4.5
2.3
'.6
1.5
0.7
1.3
3.0
1.5
1.7
4.3
'.6
4.1
1.7
1.6
.1.0
2.0
1.5
2\0
2.2
.1.7
1.4
3.3
?'7
0.6
2.14
31
*.5
0800
1.8
1.7
1.5
2.2
2.1
1.4
2.8
2.2
1.6
1.6
1.0
1.5
2.0
1.7
1.5
4.6
3.8
2.3
2.5
1.3
1.0
2.0
1.7
1.3
1.2
1.8
1.2
1.6
1.8
1.9
1.2
1.86
31
4.6
1000
1.5
1.2
1.3
1.5
1.5
0.7
1.4
2.1
1.8
0.7
0.6
1.9
1.6
1.1
1.0
2.0
2.1
1.0
1.7
1.1
1.0
1.7
1.2
1.2
1.2
1.5
1.1
1.1
1.0
0.9
0.7
1.30
31
2.1
1200
1.3
1.8
0.8
1.4
1.0
0.8
0.9
2.3
1.6
0.6
1.2
1.7
0.9
1.5
1.2
1.2
0.8
1.0
1.1
0.9
1.0
1.1
1.2
0.4
1.1
0.7
1.2
1.0
1.2
0.9
1.1
1.12
31
2.3
CHICAGO ILLINOIS
1400
1.3
1.7
0.8
1.2
1.6
0.9
1.2
2,. 2
1.7
0,8
1.2
1.4
1.3
1.8
1.3
1.4
0.8
1.0
1.2
0.7
1.7
1.1
1.3
0.4
0.9
0.8
1.5
0.6
0.7
0.8
0.5
1.15
31
2.2
1600
1.8
1.5
1.1
1.5
2.8
1.0
1.2
2.6
1.4
0.8
1.7
1.6
1.7
1.5
2.2
1.2
0.9
1.3
1.6
1.5
1.6
1.3
1.3
0.9
1.4
0.9
0.9
1.4
0.7
0.9
2.1
1.42
31
2.8
1800
2.6
1.2
2.4
4.5
1.8
0.7
2.5
2.0
1.7
0.6
1.6
1.4
2.1
2.6
1.6
2.0
2.9
2.4
1.4
1.3
1.6
1.3
1.4
1.4
1.1
2.3
0.9
1.3
0.7
1.2
0.7
1.72
31
4.5
2000
2.4
1.5
2.1
3.9
1.3
0.9
2.5'
2.3
1.7
0.6
1.0
0.9
2.6
2.4
1.8
3.3
2.6
1.4
1.2
0.7
1.0
1.4
1.3
1.4
1.3
3.9
1.5
1.6
1.0
1.2
2.2
1.77
31
3.9
2200
1.8
1.6
2.2
2.2
1.1
0.7
1.2
5.2
1.4
0.5
0.9
1.3
1.5
1.3
2.1
4.2
2.3
1.3
1.1
0.7
1.5
1.4
1.5
1.0
0.9
2.1
1.2
1.4
2.6
0.4
1.0
1.60
31
5.2
MARCH/68
AVG
2.02
1.35
1.47
2.23
1.98
0.92
1.86
2.38
1.81
0.91
0.98
1.37
1.83
1.64
1.48
2.53
2.57
1.74
1.47
1.09
1.11
1.43
1.34
1.29
1.34
1.69
1.35
1.28
1.45
1.98
1.06
1.52
2.57
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
372
MAX
(2)
2.8
1.8
2.4
4.5
2.8
1.4
4.5
5.2
2.6
1.6
1.7
1.9
3.0
2.6
2.2
4.6
4.8
4.1
2.5
1.6
1.7
2.0
1.7
2.6
2.0
3.9
1.7
1.9
3.3
4.3
2.2
5.2
(1) N«NUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2-HR COM (OY)
(3) N»DAYS WITH VALID VALUES
• MAX'MAXIMUM 2-HR COM (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-4
TABULATED 09/17/69
CONTINUOUS AIR MONITORING
AIS! SPOT (.COH/1000 LIN.FT.)
DAY
Of
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
AVG
NO)
MAX*
TIME (STARTING HOUR)
0000
0.9
1.7
1.5
1.1
0.7
2.9
1.5
1.4
1.2
1.4
2.1
0.9
1.1
0.6
1.3
1.1
0.9
1.1
0.5
1.1
0.5
1.1
0.9
0.4
0.3
2.0
2.7
0.9
3.7
0.7
1.27
30
3.7
0200
1.1
1.6
1.1
1.3
1.1
Z.I
0.9
0.8
1.7
1.3
2.5
0.7
0.7
0.4
0.8
1.7
0.9
1.*
0.7
1.1
0.1
0.5
1.2
0.7
1.0
2.3
1.9
0.*
3.3
0.5
1.20
30
3.3
0400
1.7
2.8
1.0
1.6
1.3
1.7
1.1
0.9
2.9
2.1
1.9
1.0
l.l
0.7
1.3
1.8
1.3
1.3
O.o
0.7
0.8
o.e
1.2
0.7
1.6
2.6
1.5
0.4
3.7
2.8
1.50
30
3.7
0600
0.6
3.4
1.5
1.6
1.2
2.2
1.7
i.5
'.5
*.7
1.9
0.9
1.0
1.2
2.5
1.7
1.4
*.4
1.4
1.1
1.0
1.4
1.1
1.4
2.0
3.4
2.0
0.5
?.7
4.1
1.B6
30
4.1
0800
0.5
1.8
1.2
1.2
i.o
0.8
O.B
1.3
1.0
1.4
1.2
1.1
1.1
1.2
1.?
1.6
1.6
1.7
1.3
1.6
I."
1.2
O.fl
1.2
1.7
5.5
1.0
0.6
1.3
2.0
1.37
30
5.5
1000
0.5
0.9
1.4
1.3
0.3
0.8
0.9
0.8
0.6
0.8
1.2
1.3
0.8
0.6
1.3
0.8
1.5
1.1
1.0
0.9
0.4
0.7
0.8
1.4
1.4
2.5
1.7
0.7
0.9
1.0
1.01
30
2.5
1200
0.9
1.0
1.3
1.3
0.4
1.0
1.0
0.9
O.B
0.4
1.0
1.1
1.4
0.8
0.7
0.6
1.7
1.2
1.7
0.7
0.3
0.9
0.8
1.4
0.9
1.2
1.3
0.6
1.3
1.0
0.98
30
1.7
CHICAGO ILLINOIS
1400
1.2
0.9
1.7
1.5
0.6
1.1
1.4
1.6
1.0
0.8
0.8
0.9
0.8
0.4
0.9
1.1
2.3
1.4
1.5
0.4
0.6
1.3
0.6
1.6
1.2
1.6
1.7
0.9
1.1
1.4
1.14
30
2.3
1600
1.8
1.6
2.4
1.6
0.6
1.0
1.0
1.2
0.7
0.9
1.2
1.1
1.1
0.7
0.9
1.2
1.7
1.7
2.4
0,6
0.8
1.4
0.7
1.2
1.6
1.1
1.3
1.4
0.7
1.5
1.23
30
2.4
1800
1.0
1.1
1.3
2.1
0.6
1.3
0.6
2.6
1.5
1.4
1.0
0.6
0.6
0.9
1.3
1.3
1.4
1.2
0.9
0.4
0.6
1.1
0.5
1.2
1.6
1.5
1.0
0.8
1.2
0.8
1.11
30
2.6
2000
3.0
1.4
1.3
1.3
0.3
2.3
1.2
1.*
l.B
1.1
1.5
1.2
0.8
1.1
1.8
1.2
0.9
1.5
0.9
0.5
0.6
1.1
0.8
1.1
2.7
1.5
1.1
0.8
1.4
1.1
1.29
30
3.0
2200
2.1
1.2
0.9
1.0
2.4
1.7
1.2
2.0
1.5
0.6
1.5
0.8
0.6
0.9
1.6
1.3
1.2
1.2
0.8
0.6
0.9
1.1
0.8
1.2
2.1
2.0
0.8
1.3
2.0
0.9
1.27
30
2.4
APRIL/68
AVG
1.31
1.66
1.42
1.44
0.91
1.63
1.14
1.42
1.47
1.36
1.50
0.99
0.97
0.84
1.36
1.33
1.44
1.46
1.22
0.84
0.68
1.10
0.88
1.17
1.55
2.31
1.54
0.83
2.06
1.52
1.27
2.31
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
360
MAX
(2)
3.0
3.4
2.4
2.1
2.4
2.9
1.7
2.6
2.9
3.7
2.5
1.3
1.4
1.2
2.5
1.8
2.3
2.4
2.4
1.6
1.0
1.4
1.2
1.6
2.7
5.5
2.7
1.4
3.7
4.1
5.5
tO
01
(1) N=NUMBER OP VALID 2-HR SPOTS
<2> MAX'MAXIMUM 2-HR COH (Dy)
(3) NsDAYS WITH VALID VALUES
« MAX»MAXIMUM 2-HR COH (MO)
VALUFS GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-5
TABULATED 09/17/69
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
CO
as
DAY
OF
TIME (STARTING HOUR)
CHICAGO ILLINOIS
MAY/68
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
N(3)
MAX*
0000
0.6 .
0.2
1.3
0.3
0.2
2.0
0.6
0.7
1.2
2.0
0.3
O.fl
Z.I
1.6
1.2
0.7
0..8
1.5
0.7
1.4
2.0
2.4
0.7
0.7
0.8
0.7
0.6
1.0
1.6
0.4
2.6
1.08
31
2.6
0200
0.7
0.6
1.1
0.4
0.4
1.7
0.8
0.5
0.7
2.0
0.3
0.5
2.4.
1.5
0.9
0.3
1.0
1.5
0.1
1.1
1.6
1.8
0.6
0.5
0.5
0.7
0.6
0.7
1.7
0.7
1.9
0.96
31
2.4
0400
0.6
4.9.
1.7
1.7
0.2
2.4
1.4
1.2
2.1
1.3
0.4
0.4
1.9
1.6
2.0
0.3
1.3
1.6
0.6
1.7
2.8
2.3
0.6
0.6
0.3
0.6
1.2
1.2
1.9
1.2
2.8
1.44
31
4.9
0600
1.1
*.5
1.8
*.4
0.3
2.3
*.3
4.3
0.9
1.0
0.8
0.8
1.2
2.0
$.4
V.2
1.5
1.4
1.1
2.3
<.4
2.3
1.4
i.2
0..6
0.7
1.2
2.7
1.4
1.6
3.3
i.59.
31
4.5
0800
1.3
1.4
1.7
1.4
0.3
1.1
1.0
1.1
0.9
1.1
1.2
i.n
1.1
0.8
1.5
0.7
1.0
1.1
1.2
1.1
0.9
1.6
1.3
1.6
0.8
0.7
i.o
1.1
1.1
0.5
1.1
1.08
31
1.7
1000
1.0
1.2
1.4
0.9
0.5
0.9
0.7
0.7
0.9
0.8
1.2
0.8
1.3
0.8
1.1
0.7
0.9
1.2
0.7
0.6
1.4
0.8
1.3
1.1
1.2
0.7
1.0
0.9
1.2
0.1
1.1
0.93
31
1.4
1200
1.2
1.1
1.2
1.2
0.6
1.1
1.1
0.9
0.8
1.0
1.0
0.6
1.5
O.T
1.4
0.9
1.8
1.0
0.6
1.2
0.9
0.7
1.4
1.1
1.3
1.2
1.1
1.0
1.5
0.4
2.3
1.09
31
2.3
1400
1.4
1.3
1.7
0.9
0.3
1.2
1.0
0.6
0.7
1.3
1.1
0.6
1.7
O.B
1.6
0.7
1.3
1.2
0.8
1.1
1.2
0.9
1.5
2.2
1.6
1.0
1.0
1.6
1.7
0.8
2.0
1.18
31
2.2
1600
1.1
1.2
1.6
0.8
0.5
1.5
1.3
1.0
1.0
0.8
1.2
1.1
1.6
0.6
1.5
1.0
0.7
0.9
0.8
1.2
0.8
1.5
1.6
2.1
1.3
0.6
1..3
1.3
1.8
0.5
1.*
1.14
31
2.1
1800
1.4
1.9
1.8
0.5
0.3
0.6
0.9
1.0
0.9
0.9
0.8
1.7
0.9
1.0
1.1
1.1
1.1
1.2
1.5
2.4
0.7
1.4
1.3
2.3
0.9
0.7
1.4
1.1
1.3
0.5
1.1
1.15
31
2.4
2000
1.2
1.4
1.3
0.7
0.7
0.8
1.3
1.1
0.6
0.5
0.9
O.B
1.3
l.l
0.7
0.9
1.5
0.5
2.2
2.3
2.4
1.2
1...2
2.4
l.l
1.3
1.0
1.4
1.1
2.0
2.0
1.25
31
2.4
2200
1.1
1.4
0.8
0.8
0.4
0.8
0.9
0.6
1.4
0.6
0.8
1.3
0.9
1.4
0.6
0.9
2.1
0.4
1.6
2.2
3.3
1.0
1.0
1.4
1.5
1.0
1.2
1.3
0.7
4.3
1.8
1.27
31
4.3
AVG
1.09
1.81
1.49
1.04
0.43
1.40
1.07
0.92
1.04
1.14
0.88
0.91
1.52
1.21
1.37
0,75
1.29
1.16
1.04
1.60
1.73
1.52
1.20
1.47
1.02
0.88
1.09
1.33
1.46
1.14
2.00
1.18
2.00
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
372
MAX
(2)
1.4
4.9
1.8
2.4
0.7
2.4
1.4
1.3
2.1
2.0
1.2
1.7
2.4
2.0
2.4
1.1
2.1
1.6
2.2
2.4
3.3
2.4
1.6
2.4
1.6
1.3
1.4
2.7
1.9
4.3
3.3
4.9
(1) N-NUMBER OF VALID 2-HR SPOTS
(2) MAX»MAXIMUM 2.HR COM
-------
Table 4-6
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT l.COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MCNTM
01
02
03
04
05
06
07
OR
09
10
11
12
13
1*
15
16
17
IB
19
20
21
22
23
24
25
26
27
28
29
30
AV6
N(3i
MAX*
TIME (STARTING HOUR)
0000
1.3
0.8
1.4
0.8
1.9
1.3
1.0
2.3
2.0
0.3
0.7
0.2
1.0
0.4
0.6
0.6
1.7
1.8
1.3
1.1
0.9
0.6
0.3
0.7
0.6
0.6
0.8
0.9
O.fl
0.94
29
2.3
0200
0.7
0.8
2.6
1.1
1.0
1.*
1.4
1.6
2.2
0.1
0.6
0.5
0.2
0.8
1.1
0.4
0.3
1.0
1.9
2.7
0.5
0.5
0.9
1.6
0.4
0.2
0.4
0.4
0.*
0.95
29
2.7
04on
0.8
0.7
3.6
0.9
1.8
1.5
1.3
2.0
2.3
1.4
0.7
0.7
0.9
0.8
1.4
0.1
0.8
1.9
1.9
3.2
0.9
0.1
1.1
2.2
1.0
0.6
0.6
1.0
0.6
0.9
1.21
30
3.6
0600
1.4
0.3
3.0
V.5
1.9
i.5
2.0
1.9
1.8
1.6
2.1
0.7
0.8
i.3
9.3
0.0
1.6
1.2
2.3
0.6
1.6
0.6
1.4
1.4
1.6
1.2
0.9
1.0
0.9
0.5
1.26
30
3.0
0800
1.0
0.9
1.1
0.9
O.B
1.4
0.9
1.6
0.9
1.0
1.1
0.9
0.6
O.R
0.9
0.3
O.B
2.0
1.4
0.9
1.1
O.P
0.6
l.P
1.?
1.9
1.1
0.8
0.9
0.2
0.99
30
z.o
1000
O.B
0.8
0.5
0.4
1.2
1.2
1.2
0.8
0.8
1.1
O.B
1.0
0.2
0.8
0.4
0.4
0.7
1.7
1.1
0.3
0.9
0.4
0.6
1.2
0.9
1.0
0.9
0.7
1.2
0.2
0.80
30
1.7
1200
0.7
0.1
0.9
0.9
1.1
0.7
1.1
1.0
1.3
1.7
0.6
0.7
0.9
0.6
0.6
0.4
0.6
1.6
1.2
0.6
0.8
0.8
1.9
0.9
1.3
0.4
0.7
0.7
0.9
0.3
0.89
30
1.7
CHICAGO ILLINOIS
1400
1.1
0.6
0.4
0.8
1.0
1.5
1.5
1.4
0.9
1.4
0.8
0.9
0.8
0.9
1.0
0.7
0.5
0.9
0.9
0.9
0.9
0.8
0.7
1.3
1.2
0.8
1.1
0.9
0.6
0.3
0.91
30
1.5
1600
0.6
0.8
1.0
0.7
1.1
1.1
1.4
1.2
1.4
1.8
0.9
0.9
O.fl
1.1
0.6
0.3
0.9
1.9
0.9
1.4
1.2
0.3
1.0
1.1
1.0
0.5
1.4
1.0
0.5
0.3
0.97
30
1.9
1800
0.9
0.9
0.7
0.8
1.1
1.5
1.4
1.0
1.1
1.1
0.7
0.5
0.8
1.6
0.4
1.3
0.7
1.4
0.9
0^9
1.5
0.6
1.1
0.8
0.6
0.5
1.1
0.6
0.7
0.5
0.92
30
1.6
2000
1.3
0.6
0.5
1.0
1.3
0.8
0.9
1.0
1.4
1.6
0.8
0.9
1.5
0.8
0.7
0.5
0.7
1.2
0.9
0.9
0.9
0.4
1.7
1.4
0.7
0.5
1.0
0.5
1.0
0.2
0.92
30
1.7
2200
1.2
0.3
0.8
2.3
0.8
1.4
1.4
1.4
0.6
1.1
0.5
0.4
0.8
0.9
0.8
0.7
O.B
1.3
0.8
1.3
1.2
0.4
0.4
1.0
0.7
0.8
1.1
0.9
0.2
0.2
0.88
30
2.3
AVG
1.03
0.67
1.41
0.97
1.26
1.30
1.32
1.49
1.44
1.23
0.89
0.75
0.79
0.95
0.75
0.50
0.78
1.49
1.37
1.28
1.08
0.56
1.02
1.30
0.98
0.76
0.96
0.82
0.76
0.41
.96
1.49
JUNE/6P
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
1?.
11
12
12
12
12
12
12
17.
12
12
12
12
12
12
11
358
^AX
(2)
1.4
0.9
3.6
2.3
1.9
1.5
2.0
2.3
2.3
1.8
2.1
1.0
1.5
1.6
1.4
1.3
1.6
2.0
2.3
3.2
1.6
0.8
1.7
2.2
1.6
1.5
1.4
1.0
1.2
O.fl
3.6
CO
(1) NaNUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2-HR COH (DV>
(3) NoDAYS WITH VALID VALUES
* MAX»MAXIMUM 2-HR COH (MO)
VALUES GREATER THAN 6,0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-7
TABULATED 09/17/69
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
UD
oo
DAY
OF
TIME (STARTING HOUR)
CHICAGO ILLINOIS
JULY/68
MONTH
01
02
03
04
05
06
07
OR
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
•N(3>
MAX*
0000
0.3
0.5
1.4
1.7
0.9
0.8
1.8
1.3
0.4
0.4
0.3
0.6
1.0
0.5
0.4
1.1
0.5
0.4
1.0
0.5
2.6
0.4
0.6
0.9
1.1
1.8
0.0
0.85
27
2.6
0200
0.4
0.6
1.5
0.9
0.7
0.4
1.6
0.8
0.6
0.0
0.7
1.5
1.2
0.7
0.4
0.6
0.4
0.4
0.4
0.4
2.1
0.4
0.2
0.6
2.2
0.4
0.77
26
2.2
0400
1.1
0.9
1.1
0.7
1.1
0.5
0.9
1.2
0.7
0.1
0.9
1.7
2.2
O.i".
0.7
1.3
0.9
O.B
0.9
1.6
1.1
0.6
0.3
1..9
1.2
1.0
0.99
26
2.2
0600
0.9
0.8
1.6
0.6
0.5
9.4
1.2
±.5
0.9
V.5
1.1
2.1
1.6
0.6
0.9
1.2
1.0
1.0
1.1
0.7
0.6
4.3
1.3
2.2
1.3
0..9
1.07
26
2.2
0800
1.1
0.4
0.6
0.6
1.?
0.2
0.7
1.4
1.5
0.6
0.6
1.7
z.o
0.2
0.<»
1.3
O.B
1.0
1.1
0.4
0.4
0.8
0.9
2.2
0.7
1.1
0.93
26
2.2
1000
0.8
0.7
0.4
0.5
1.1
0.1
0.2
1.3
1.1
0.3
0.4
1.4
0.7
0.5
0.9
0.5
0.6
1.0
0.9
0.6
0.3
1.2
1.2
0.5
0.7
o.e
0.71
26
1.4
1200
0.4
0.3
O.I
0.7
0.7
0.1
0.3
0.8
0.9
0.8
1.3
1.4
0.6
0.5
0.6
0.2
0.9
1.0
1.0
0.4
0.4
0.4
1.2
0.8
0.1
0.7
0.4
0.62
27
1.4
1400
0.7
0.9
0.5
0.3
0.5
0.4
0.8
0.9
0.8
0.7
1.0
1.1
0.6
0.5
0.3
0.8
0.7
1.4
0.4
0.4
0.4
0.9
0.4
1.1
0.3
0.6
0.9
0.67
27
1.4
1600
0.3
0.7
0.7
0.5
0.8
0.6
0.5
1.1
0.6
1.0
1.3
1.1
0.9
0.4
0.7
0.7
0.7
1.0
0.9
0.6
0.8
0.5
1.5
0.8
0.4
O.B
0.8
0.76
27
1.5
1800
0.1
0.6
0.5
0.1
0.8
0.2
0.3
0.7
0.5
0.8
1.4
1.2
1.0
0.7
0.4
0.6
0.9
1.5
1.1
0.5
0.6
0.7
1.1
0.4
0.4
0.2
0.5
0.65
27
1.5
2000
0.8
0.1
0.4
1.6
0.2
0.6
1.2
0.8
0.4
0.7
1.4
1.5
0.6
0.7
0.5
0.7
0.7
1.7
1.1
0.4
O.B
0.6
0.8
1.0
0.6
0.8
0.7
0.79
27
1.7
2200
0.7
0.9
1.8
0.6
0.6
3.0
0.5
0.9
0.1
0.5
1.5
1.2
0.4
0.3
2.4
0.6
0.4
1.4
0.8
0.6
0.8
0.8
0.8
0.7
1.3
0.4
1.1
0.92
27
3.0
AVG
0.68
0.66
0.92
0,77
0.7B
0.64
0.86
1.11
0.75
0.57
1.03
1.42
1.12
0.55
O.B2
0.84
0.76
1.09
0.91
0.65
0.98
0.68
0.90
1.19
0.55
0.99
0.75
.80
1.42
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
12
12
12
12
12
07
12
12
318
MAX
(2)
1.1
0.9
i.e
1.7
1.2
3.0
1.8
1.5
1.5
1.0
1.5
2.1
2.2
0.7
2.4
1.3
1.0
1.7
1.1
1.6
2.6
1.3
1.5
2.2
1.3
2.2
1.1
3.0
ID NBNUMBER OF VALID Z-HR SPOTS
(2) MAX«MAXIMUM 2-HR COH (DV)
(3) N'DAYS WITH VALID VALUES
* MAXnMAXIMUM 2«HR COH
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-8
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT ICOH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH
01
02
03
04
09
06
07
08
09
10
11
12
13
14
19
16
17
IS
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
N(3)
MAX*
TIME (STARTING HOUR)
0000
0.7 .
2.1
1.2
0.6
0.2
0.2
0.7
0.4
1.2
0.4
1.0
0.9
0.7
0.9
0.4
0.6
0.6
0.4
0.6
0.5
1.0
0.6
1.2
0.5
0.2
0.1
0.9
0.7
1.3
1.4
0.7
0.73
30
2.1
0200
0.4
2.0
1.1
1.0
0.9
0.5
0.*
0.2
1.2
0.3
0.7
1.7
0.9
1.0
0.9
0.7
0.3
0.6
0.6
1.0
0.6
0.6
0.4
0.3
U3
3.1
1.4
0.7
1.8
0.91
29
3.1
0400
0.3
1.3
1.2
0.7
1.3
0.7
0.7
1.5
l.S
0.4
0.9
1.6
0.8
1.5
0.6
1.2
O.B
0.6
0.8
0.3
0.9
1.5
0.5
0.4
0.8
0.3
3.0
0.5
1.6
1.6
1.00
30
3.0
0600
0.5
1.1
2.0
1.*
2.1
1.0
1.4
1.7
2.3
9.4
0.8
1.9
0.9
0.7
1.2
1.4
0.9
0.5
1.1
0.6
1.4
1.4
1.2
y.4
0.9
0.6
2.3
2.5
1.9
1.7
1.27
30
*.5
0800
0.6
0.8
1.4
1.1
1.2
0.9
1.4
1.5
1.7
0.5
0.5
0.6
1.2
O.P
1.4
1.1
1.4
0.1
0.5
0.7
1.1
1.6
0.3
0.6
0.9
0.8
0.1
2.6
2.3
1.9
1.05
30
2.6
1000
0.5
0.8
1.1
1.0
1.0
0.8
1.2
1.0
1.4
0.6
0.3
0.3
0.7
0.6
1.2
0.7
0.8
0.2
1.2
0.9
0.8
0.7
0.6
0.1
0.5
0.6
0.5
1.8
1.8
1.8
0.85
30
1.8
1200
0.7
0.6
1.0
0.8
0.5
0.6
0.7
0.7
1.6
0.4
0.3
0.9
0.8
0.5
1.0
0.9
0.6
0.6
1.0
0.5
0.9
0.8
0.3
0,5
0.6
0.5
1.1
1.1
1.4
0.75
29
1.6
CHICAGO ILLINOIS
1400
0.7
0.6
0.6
1.0
0.5
0.9
1.2
0.7
1.3
0.4
0.2
0.6
0.8
0.7
1.1
0.7
0.8
0.4
1.0
1.5
0.5
0.7
1.1
0.2
0.9
0.5
0.9
0.7
0.7
1.0
1.1
0.78
30
1.5
1600
0.6
0.3
0.7
0.7
0.4
0.7
1.0
1.1
1.2
0.6
0.5
0.7
0.6
0.8
1.3
1.0
0.5
0.7
0.9
1.0
0.8
0.6
0.9
0.6
0.7
1.0
0.5
1.0
1.0
1.5
1.2
0.81
30
1.5
1800
0.7
0.6
0.7
0.5
0.5.
0.4
0.8
1.5
0.9
0.5
0.2
0.8
1.1
0.5
1.1
0.6
0.4
0.5
0.6
0.9
1.0
0.6
0.5
0.3
0.9
0.4
0.5
1.2
1.1
0.9
1.1
0,71
30
1.5
2000
0.3
1.2
0.6
1.3
0.7
0,4
0.8
1.1
1.0
0.6
0.4
O.B
1.3
0.9
0.8
1.1
0.8
1.1
0.4
1.0
0.6
0.5
1.0
0.5
0.7
0.5
0.4
1.1
0.6
1.0
1.5
0.81
30
1.5
2200
0.4
1.2
1.4
1.5
0.8
1.7
0.7
1.2
0.5
0.6
1.4
0.9
1.5
0.7
1.0
1.1
0.7
0.9
0.3
0.9
0.7
1.0
0.3
0.4
0.4
0.6
0.3
0.9
0.5
0.9
0.9
0.87
30
1.7
AVG
0.56
1.09
1.12
1.01
0.89
0.77
0.96
1.09
1.38
0.52
0.64
1.01
0.99
0.84
1.05
0.99
0.78
0.56
0,75
0.85
0.86
1.05
0.5R
0.56
0.63
0.66
1.29
1.31
1.3ft
1.45
.86
1.45
AUG/68
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
358
MftX
(2)
0.7
2.1
2.0
1.5
2.1
1.7
1.4
1.7
2.3
0.6
1.4
1.9
1.5
1.5
1.4
1.4
1.4
1.1
1.2
1.5
1.4
1.6
1.2
0.9
1.0
1.3
3.1
2.6
2.3
1.9
3.1
CO
CD
(1) N»NUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2-HR COM (Dv)
(3) NaDAYS WITM VALID VALUES
• MAX'MAXIMUM 2.HR COH (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-9
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
29
26
27
28
29
30
AVG
N(3)
MAX*
TIME (STARTING HOUR)
0000
0.9 .
0.8
0.4
1.1
0.7
0.8
1.3
0.2
O.fl
0.7
0.6
1.8
2.8
1.1
1.7
1.0
0.3
0.8
1.3
0.8
1.2
0.6
1.6
0.6
l.l
2.0
2.5
0.6
2.9
1.8
1.16
30
2.9
0200
0.9
0.7
0.7
0.9
0.8
0.9
1.9
0.3
0.6
1.2
0.6
1.7
3.6
1.0
l.«
l.l
0.6
0.9
0.7
1.3
1.6
0.7
1.8
0.2
1.4
2.0
1.7
0.2
3.1
1.2
1.19
30
3.6
0400
0.6
1.2
1.2
0.8
1.3
2. A
0.5
0.7
0.7
1.0
2.5
3.0
1.4
1.3
1.4
0.3
0.7
0.7
2.3
1.7
0.4
2.2
n.6
l.l
1.9
2.1
1.8
2.6
1.8
1.39
29
3.0
0600
0.0
0.6
1.2
2.0
1.8
1.1
1.9
0.8
1.6
1.2
1.7
3.3
3.3
1.7
1.4
1.8
1.1
1.0
1.2
3.1
2.1
0.3
<.6
1.1
1.9
*.5
*.4
3.4
'.6
2.1
1.79
30
*.5
0800
0.4
1.0
1.3
1.2
1.3
1.3
0.7
o.s
1.3
1.2
1.1
1.7
2.2
1.*
1.3
1.6
0.7
1.3
0.9
2.3
2.1
1.2
1.9
1.1
1.2
1.6
1.7
0.5
1.2
1.5
1.28
30
2.3
1000
0.3
0.8
1.6
1.0
0.7
1.0
0.5
0.4
0.8
1.2
0.7
1.2
1.1
0.7
1.1
1.3
0.9
0.6
0.9
1.0
1.8
1.6
1.0
1.6
0.7
1.1
1.4
0.5
0.8
1.1
0.98
30
1.8
1200
0.9
0.5
0.6
0.9
0.6
0.6
0.3
0.7
0.8
1.0
l.o
0.9
0.9
0.6
0.8
0.6
0.9
1.1
1.0
1.0
1.0
1.9
0.8
1.5
0.3
0.7
0.9
0.8
0.7
0.8
0.83
30
1.9
CHICAGO ILLINOIS
1400
0.5
0.3
0.8
0.9
0.9
0.8
0.7
0.3
0.8
1.3
1.3
1.1
1.1
0.8
1.4
0.8
1.2
1.1
1.0
1.0
1.1
2.0
0.5
0.9
0.7
0.9
1.0
0.7
0.5
1.0
0.91
30
2.0
1600
0.4
1.0
1.6
0.8
0.7
1.1
0.8
0.8
1.1
1.5
1.0
1.4
0.9
0.9
1.0
1.1
1.2
1.2
1.6
1.0
1.7
1.0
0.7
O.B
1.1
1.1
0.4
0.6
0.9
1.01
29
1.7
1800
0.7
0.7
1.4
1.2
1.0
1.4
1.0
1.3
0.7
1.1
0.8
1.7
2.2
1.5
0.9
0.5
0.8
1.6
1.5
1.2
2.1
1.7
0.8
1.3
1.1
0.6
1.2
0.3
1.5
1.1
1.16
30
2.2
2000
0.7
0.7
1.0
1.0
1.0
1.4
O.B
1.1
0.6
0.9
O.B
2.4
2.2
1.9
1.5
0.6
0.6
1.0
1.0
2.1
2.6
0.9
0.7
1.3
2.0
2.3
0.9
1.5
2.0
1.3
1.29
30
2.6
2200
0.8
0.7
0.9
0.8
1.0
1.5
0.8
1.0
0.8
0.8
3.3
2.6
1.1
1.6
1.7
0.5
0.3
1.1
1.6
1.2
1.6
2.3
0.6
1.1
2.4
2.7
0.8
3.3
1.8
0.4
1.37
30
3.3
AVG
0.64
0.70
1.06
1.21
0.99
1.11
1.17
0,70
0.90
1.07
1.24
1.87
2.10
1.27
1.33
1.06
0.76
1.07
1.12
1.61
1.71
1.32
1.31
1.04
1.26
1.75
1.50
1.22
1.73
1.29
1.20
2.10
SEPT/68
N
(1)
11
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
358
MAX
(2)
0.9
1.0
1.6
2.0
1.8
1.5
2.6
1.3
1.6
1.3
3.3
3.3
3.6
1.9
1.7
1.8
1.2
1.6
1.6
3.1
2.6
2.3
2.6
1.6
2.4
3.5
2.5
3.4
3.1
2.1
3.6
(I) NsNUMBER OF VALID 2-HR SPOTS
(2) MAX»MAXIMUM 2-HR COM (DV)
(3) NiDAYS WITH VALID VALUES
» MAX'MAXIMUM 2-HR COH (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-10
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (.COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTM
01
02
03
04
05
06
07
08
09
10
11
12
13
U
19
16
17
in
19
20
21
22
23
24
25
2A
27
28
29
30
31
AVG
N<3)
MAX*
TIME (STARTING HOUR)
0000
0.7 .
0.3
0.1
0.5
3.3
0.9
1.6
1.0
1.1
0.7
1.7
1.8
1.0
0.7
0.8
0.5
1.2
0.4
0.9
1.2
1.9
0.5
1.6
1.0
0.5
1.5
O.R
1.1
1.2
1.0
1.2
1.05
31
3.3
0200 '
0.6
0.8
0.5
1.0
2.2
1.0
0.9
1.4
1.3
0.8
2.7
2.3
1.5
0.9
0.6
0.4
0.8
0.3
0.5
0.9
1.9
1.1
1.7
0.8
1.2
1.1
0.7
1.2
0.9
3.8
1.5
1.20
31
3.8
0400
0.9
1.0
O.R
1.9
2.0
1.3
2.2
3.1
1.7
1.9
5.5
2.5
2.0
1.0
0.7
1.4
1.3
1.1
0.9
0.9
3.7
1.4
2.4
2.3
1.6
2.1
P. 6
O.R
1.7
4.6
1.5
1.83
31
5.5
0600
1.2
0.7
1.2
*.5
2.8
2.1
?.4
2.8
2.5
3.2
*.7
3.7
$.4
1.9
1.3
2.1
1.4
1.8
i.5
1.9
?.8
1.5
3.4
*.7
*.6
*.5
1.1
2.7
3.2
?.8
3.8
2.52
31
?.8
0800
1.0
1.1
1.2
1.4
1.2
o.e
1.5
1.9
2.3
1.9
2.9
2.4
1.0
1.1
0.9
1.*
1.2
1.2
1.1
1.?
1.7
1.2
2.R
2.1
2.3
l.B
0.7
1.5
2.5
1.9
2.5
1.60
31
2.9
1000
0.6
0.8
0.6
1.1
0.5
1.0
1.2
1.0
1.9
1.2
1.2
3.0
0.5
1.3
0.8
0.6
0.5
0.8
0.8
0.7
1.1
0.8
1.9
1.6
1.5
1.0
0.5
1.6
1.6
0.9
1.8
1.10
31
3.0
1200
1.0
0.7
0.7
1.1
0.6
0.7
1.3
1.1
1.6
1.2
0.9
1.6
0.6
0.8
0.5
0.7
0.9
0.9
0.3
0.8
0.3
0.6
1.0
1.8
1.2
0.8
0.4
1.3
1.3
0.9
1.6
0.94
31
1.8
CHICAGO ILLINOIS
1400
0.8
0.6
1.0
1.1
0.5
1.3
1.2
1.0
1.4
1.2
1.2
1.2
0.5
0.8
0.9
1.1
0.9
1.2
0.7
0.7
1.0
1.0
1.2
1.4
1.3
0.8
0.6
1.6
1.0
0.9
1.6
1.02
31
1.6
1600
1.0
0.7
0.9
1.0
0.9
1.4
0.9
1.0
0.9
1.9
1.1
2.0
0.4
1.4
1.0
0.7
1.2
0.5
1.3
1.0
1.7
1.3
0.7
2.3
Z.3
1.1
0.0
2.1
1.4
1.5
2.9
1.26
31
2.9
1800
1.0
1.2
0.9
1.6
1.2
1.1
0.8
1.0
l.l
1.9
1.9
2.5
1.1
1.0
0.4
1.3
0.4
1.2
1.4
1.9
1.5
1.2
1.2
1.9
1.7
1.4
1.1
2.0
1.6
0.9
2.5
1.35
31
2.5
2000
0.5
1.3
0.9
1.8
1.0
1.6
1.5
0.9
1.1
1.9
2.9
2.0
1.6
0.8
0.9
1.0
0.6
1.1
1.4
2.2
1.1
1.5
1.5
1.4
1.8
1.3
1.0
1.2
1.9
1.2
1.0
1.35
31
2.9
2200
0.5
0.6
1.0
3.5
1.3
1.1
1.1
0.8
0.7
2.5
2.6
2.1
1.2
1.0
0.5
0.7
0.1
0.9
1.5
2.5
0.9
1.0
1.7
0.9
z.o
1.1
0.7
1.5
1.6
1.5
0.6
1.28
31
3.5
AVG
0.86
0.86
0.86
1.58
1.51
1.23
1.43
1.45
1.51
1.73
2.4R
2.29
1.19
1.10
0.82
1.03
0.92
0.99
1.07
1.37
1.84
1.13
1.79
1.72
1.71
1.48
0.79
1.62
1.69
2.03
1.91
1.37
2.48
OCT/68
N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
372
MAX
(2)
1.2
1.3
1.2
3.5
3.3
2.1
2.4
3.1
2.5
3.2
5.5
3.7
2.4
1.9
1.3
2.1
1.4
1.8
1.5
2.5
4.8
1.5
3.4
2.7
2.6
3.5
1.1
2.7
3.2
4,fl
3.8
5.5
(1) NoNUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2.HR COM (DY)
(3) N=OAYS WITH VALID V«LUES
• MAX«MAXIMU"I 2-HR COH (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-11
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
in
19
20
21
22
23
24
25
26
27
28
29
30
AVG
N(3)
MAX*
TIME (STARTING HOUR)
0000
1.1
1.7
0.7
0.4
0.5
1.0
0.2
1.4
1.5
1.4
2.0
1.1
2.0
0.9
1.4
1.1
1.3
1.9
0.9
0.9
0.9
1.6
1.2
0.9
l.B
l.P
1.4
0.8
0.9
1.5
1.20
30
2.0
0200
0.2
1.0
0.5
0.4
1.2
0.7
0.5
0.8
1.6
0.6
1.8
0.5
1.8
1.1
1.1
0.6
1.4
1.9
1.0
0.9
1.0
2.0
1.4
1.1
1.*
2.5
1.3
0.5
O.B
1.5
1.10
30
2.5
0400
0.7
1.7
0.4
1.0
2.7
n.4
0.5
1.5
2.0
1.2
1.4
1.3
2.0
l.B
1.1
0.3
1.4
1.6
1.1
1.6
1.4
2.9
1.8
1.2
1.6
1.7
1.1
1.1
1.7
1.2
1.38
30
2.9
0600
1.1
1.8
V.4
1.4
*.4
0.9
0.6
2.0
2.3
2.3
2.1
2.5
2.7
1.8
2.8
0.9
1.9
4.4
1.6
l.B
2.0
3.2
1.4
2.3
3.3
f.5
1.3
V.3
2.3
1.0
1.87
30
?.5
0800
0.8
1.2
0.3
O.B
1.6
1.6
0.7
1.6
1.*
2.0
2.6
2.6
3.2
2.6
2.1
0.5
1.1
2.2
1.7
1.6
1.4
3.4
2.0
1.3
3.7
2.3
1.0
0.4
1.7
1.0
1.68
30
3.7
1000
1.1
0.8
0.5
1.1
0.7
0.7
1.3
1.1
0.8
2.2
1.7
1.6
2.1
1.8
1.0
0.8
1.9
1.5
1.4
1.2
3.8
1.0
1.8
1.7
1.5
0.9
0.5
1.5
1.5
1.36
29
3.8
1200
0.5
0.5
0.5
0.8
1.1
1.1
1.5
1.6
0.9
0.2
1.6
1.5
1.0
1.4
1.2
1.5
1.0
1.6
1.7
1.1
1.5
1.7
1.2
0.9
1.5
0.9
0.6
0.3
1.*
1.2
1.11
30
1.7
CHICAGO ILLINOIS
1400
1.4
0.9
0.5
1.1
1.1
1.0
1.4
1.3
1.2
0.7
1.9
1.4
1.0
1.9
1.4
1.3
1.4
1.8
1.5
1.4
1.9
1.1
1.1
0.9
1.7
1.4
0.7
0.3
1.8
1.1
1.25
30
1.9
1600
1.3
1.7
1.2
1.0
1.6
1.0
1.5
2.1
0.8
0.5
2.0
1.7
2.1
1.6
1.7
1.1
1.8
1.9
1.5
2.0
2.0
2.3
1.9
1.8
2.6
1.7
1.1
1.6
1.7
2.5
1.64
30
2.6
1800
1.6
1.6
0.3
0.9
0.5
1.1
1.4
1.6
1.3
1.9
1.6
2.1
3.0
2.1
2.8
1.1
1.8
2.8
1.5
U8
1.8
2.1
1.1
2.2
1.5
1.5
0.9
1.7
1.6
2.0
1.64
30
3.0
2000
1.3
1.1
0.5
1.2
l.l
0.9
1.4
1.9
1.1
2.6
1.9
2.4
1.3
2.0
0.8
1.0
1.5
2.0
1.6
1.9
1.5
0.9
1.6
2.1
2.9
1.3
0.7
1.2
1.3
2.4
1.51
30
2.9
2200
1.5
0.9
0.4
0.8
1.0
0.6
1.3
2.1
1.8
3.2
1.7
2.5
1.2
0.9
1.4
2.3
1.6
1.4
1.1
2.1
1.3
1.2
0.8
1.8
1.8
1.8
1.0
1.0
1.5
2.5
1.48
30
3.2
AVG
1.09
1.29
0.56
0.93
1.37
0.96
1.01
1.64
1.48
1.50
1.94
1.81
1.96
1.72
1.69
1.10
1.44
1.99
1.45
1.57
1.54
2.22
1.40
1,56
2.18
1.88
1.04
0.86
1.56
1.65
l.*3
2.22
NOV/68
N
(1)
12
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
359
MAX
(2)
1.6
1.8
1.2
1.4
2.7
1.6
1.5
2.1
2.3
3.2
2.6
2.6
3.2
2.6
2.8
2.3
1.9
2.8
1.7
2.1
2.0
3.8
2.0
2.3
3.7
3.5
1.4
1.7
2.3
2.5
3.8
(1) N«NUMBER OF VALID 2-HR SPOTS
(2) MAX«MAXIMUM 2-HR COM (DV)
(3) N«DAYS WITH VALID VALUES
* MAX»MAXIMUM 2-HR COM (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE
-------
Table 4-12
CONTINUOUS AIR MONITORING PROGRAM
AISI SPOT (COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH
01
02
CM
U3
04
05
06
07
on
09
10
11
12
13
14
15
1A
17
in
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
N(3)
MAX*
TIME (STARTING HOUR)
0000
2.3
1.3
21
.4
1.0
2.2
1.1
1.3
1.3
4.7
1.0
2.1
1.2
1.0
1.3
1.7
1.6
3.2
2.4
0.8
1.4
1.6
0.7
0.9
1.3
1.6
1.9
1.7
1.1
0.7
2.0
1.1
1.60
31
4.7
0200
1.8
ils
21
.1
1.1
0.8
1.5
0.8
1.4
4.8
1.0
1.2
0.4
0.3
1.3
1.5
1.5
3l2
1.8
1.2
1.*
1.1
0.6
1.0
1.5
1.5
1.2
i!z
0.8
0.6
1.0
1.0
1.35
31
/ A
4.8
'0400
1.0
1.6
2«
.3
1.5
1.4
1.2
2.9
1.5
4.6
1.4
1.1
1.1
0.8
1.8
1.7
2.0
3.7
1.1
1.6
1.3
1.5
0.3
1.3
1.2
2.1
1.3
1.7
1.4
1.5
1.2
1.3
1.62
31
4.6
0600
0.9
1.9
4 4.
', 6
2.3
1.4
2.2
2.0
2.1
6.4
1.6
1.9
1.4
1.1
1.9
<.6
3.6
4.4
1.8
1.7
2.1
1.9
0.6
1.7
1.8
<.4
1.2
1.8
0.9
1.7
1.7
1.6
2.07
31
6 A
• *»
0800
0.4
2.4
3n
.9
2.*
1.7
2.0
2.9
2.1
4.4
2.1
z.o
1.3
0.9
2.2
l.P
2.9
J.z
l.R
1.7
1.9
2.7
0.4
1.9
2.0
2.7
1.7
2.2
1.4
1.4
1.0
Z.I
Z.03
31
/. A.
*».4
1000
0.3
2.0
2-5
.2
1.3
2.0
2.2
2.3
1.6
1.9
2.2
2.1
1.4
1.4
1.5
0.7
2.5
1.8
2.8
1.2
2.0
3.5
1.7
1.5
1.8
3.0
2.3
3.0
1.7
1.4
1.2
1.2
1.86
31
3E
• 5
1200
0.9
2.0
IT
. 7
0.9
2.5
1.8
2.1
1.8
1.2
2.2
2.1
0.8
1.0
1.8
2.0
1.9
2.4
1.4
1.4
1.7
1.6
2.3
1.4
1.9
1.5
2.1
2.9
1.8
l.Z
1.1
1.7
1.71
31
2Q
«*
CHICAGO ILLINOIS
1400
1.2
2.7
It
.6
1.7
2.6
1.7
1.5
1.0
2.0
1.0
1.8
1.6
1.4
1.6
2.4
2.1
1.9
1.5
1.6
1.8
1.6
1.1
1.5
1.7
0.3
2.3
3.4
1.6
2.0
2.2
1.3
1.73
31
3 A
. t
1600
0.7
2.2
1-m
.7
1.5
1.7
1.3
1.5
2.1
1.5
0.9
1.7
1.7
1.9
1.8
2.3
2.6
1.4
1.5
1.?
2.2
0.9
1.0
1.9
1.8
1.2
2.0
3.3
1.4
1.6
2.6
1.4
1.69
31
3*
. 3
1800
0.8
2.5
1O
.8
1.4
1.8
2.6
1.8
2.1
1.6
2.6
1.3
0.9
1.4
0.9
2,7
3.0
1.9
1.5
1.1
1.7
1.0
0.7
1.4
2.0
4.0
1.9
3.1
0.8
2.6
1.1
1.1
1.77
31
A A
4.0
2000
0.6
2.3
15
.2
1.2
1.3
2.0
1.7
2.3
1.3
2.1
1.2
1.1
1.4
1.2
l.B
3.2
1.6
1.0
1.3
1.5
1.5
0.8
1.7
2.0
1.9
l.B
2.1
1.4
1.3
1.4
0.8
1.54
31
« 5
3 . t
2200
2.2
2.6
i /
1.4
1.5
0.8
2.3
1.5
3.8
1.0
2.6
0.9
0.8
1.2
1.8
2.0
3.8
2.1
1.2
1.7
1.6
1.2
0.4
1.2
1.6
2.1
1.8
1.6
1.3
2.0
1.2
1.6
1.70
31
3D
. O
AVG
1.14
2.12
20 1
.21
1.56
1.72
1.87
1.89
1.96
2.99
1.75
1.67
l.lfi
1.19
1.64
1.90
2.61
2.61
1.69
1.42
1.76
1.72
0.93
1.50
1.74
2.06
1.83
2.3fi
1.32
1.54
1.52
1.39
1.72
2OQ
• ""
DEC/68
N
(1)
12
12
• ^
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
1Z
12
12
12
12
12
12
372
MAX
(2)
2.3
2.7
3.9
2.8
2.6
2.6
2.9
3.8
6.*
2.6
2.1
1.7
1.9
2.2
2.7
3.8
4.4
2.8
1.7
2.2
3.5
2.3
1.9
2.0
4.0
2.3
3.4
1.8
2.6
2.6
2.1
64
* *T
O
CO
(1) NsNUMRER OF VALID 2-HR SPOTS
J2) MAX'MAXIMUM 2-HR COW «DV)
(3) NsDAYS WITH VALID VALUES
« MAX=MAXIMUM 2-HR COM
------- |