1968 DATA TABULATIONS
    AND  SUMMARIES
    WASHINGTON,  D.C.
U. S. DEPARTMENT OF HEALTH, EDUCATION, AND WELFARE
Public Hiolth Service
Consumer Protection ond Environmental Health Strvict

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        1968 DATA TABULATIONS AND SUMMARIES

       CONTINUOUS AIR MONITORING PROJECTS

        NATIONAL AIR SURVEILLANCE NETWORKS

                 WASHINGTON, D. C.
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

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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 69-20

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                                         PREFACE

     One of the  Continuous Air Monitoring Projects of the National Air Surveillance Net-
works 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 Chicago, Cincinnati, Denver, Philadelphia, and St.  Louis
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

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                      CONTENTS
SUMMARIES OF MONTHLY MEANS AND MAXIMUMS AND
FREQUENCY DISTRIBUTIONS OF POLLUTANT CONCENTRATIONS
SECTION  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.  WASHINGTON, D. C. 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

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     TABLE  1-1  I  SUMMARY OF MONTHLY MEANS AND MAXIMUM5 FOR CARBON MONOXIDE

   WASHINGTON,DC                                            1968
 MONTH
YEAR
DAYS MO.
VALID AVG.
DATA CONC.
(PPM)
MAX.
24 HR. CONC.
CONC. DAY
(PPM)
MAX.
HRLY. AVG. CONC.
CONC. DAY HR.
(PPM)
                                                      MAX.
                                               5 MIN. INST, CONC.
313
3.4
14.
27.
                                                        CONC.
                                                        (PPM)
                                                       DAY   TIME
JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
31
25
16
30
28
22
31
31
29
27
13
30
6.6
5.8
A
1.9
2.9
2.2
2.4
2.5
3.2
2.7
A
3.5
14.
9.
5.
3.
6.
4.
4.
5.
6.
6.
6.
6.
18
7
21
19
23
24
3
31ft
21ft
22
23ft
11
26.
27.
15.
12.
16.
14.
12.
17.
18.
20.
14.
13.
18
6
27
11
25*
4
20*
30
20
22
23*
20
18
23
19
23
23
23
23
23
21
6
8
9
59.
29.
22.
14.
21.
19.
16.
19.
23.
26.
19.
22.
22
6
27
10
23
3
20*
30
20
22
23*
16
2335
2305
1905
1430
955
725
2300
2340
2130
700
845
755
59.
     TABLE  1-2  S SUMMARY OF MONTHLY MEANS AND MAXIMUM5 FOR NITRIC OXIDE

   WASHINGTON.OC                                            1968
 MONTH
JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.

YEAR
DAYS
VALID
DATA

31
27
31
29
31
29
31
31
23
27
0
1
291
MO.
AVG.
CONC.
(PPM)
0.077
0.043
0.027
0.025
n.029
0.019
0.017
0.026
0.040
0.051
A
A
0.035
MAX
24 HR.
CONC.
(POM)
0.31
0.14
0.09
0.07
0.08
0.07
0.04
0.11
0.09
0.18

0.05
0.31
•
CONC
DAY

27ft
27
27
12
26#
5
21*
31ft
8*
22

21*

                                  MAX.
                            HRLY. AVG. CONC.

                             CONC.  DAY  HR.
                             (PPM)
                            0.69
                            0.55
                            0.29
                            0.33
                            0.38
                            0.34
                            0.25
                            0.40
                            0.41
                            0.64

                            0.20

                            0.69
                            27»  0
                             6  23
                            27  20
                            11  23
                                 0
                                 6
                            20» 23

                             8*  1
                            22   7

                            21* 22
                                              MAX.
                                       5 MIN. INST. CONC.
CONC.
(PPM)
0.74
0.65
0.42
0.43
0.43
0.36
0.52.
0.46
0.43
0.76
P. 23
0.76
DAY

27*
6
27
12
7
5
13*
30
8*
22
21*

TIM

0
2330
2105
10
2340
555
1035
2355
120
720
2240

                A :  AVERAGE NOT CALCULATED BECAUSE OF INSUFFICIENT DATA
                » »  INDICATES SATURDAY
                # : INDICATES SUNDAY

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     TABLE  1-3  I  SUMMARY OF MONTHLY MEANS AND MAXIMUMS FOR NITROGEN DIOXIDE

   WASHINGTON,DC                -                            1968

MONTH


JANe
FEB,
MARCH
APRIL
MAY
JUNE
JULY
AUGo
SEPTo
OCTo
NOVo
DECo
DAYS
VALID
DATA

19
29
26
30
28
29
28
31
24
25
0
0
MO.
AVG.
CONC,
(PPM)
0.049
0.044
0.049
0.036
0.042
0.045
0.054
00053
00051
Oa049
A
A
MAX
24 HR.
CONC.
(P»M)
0008
0.07
0,08
Oe06
0807
0,07
0,08
0,08
0008
0,07


. MAX.
CONC.
DAY

18
7
20
12
23
5
6*
22
23
20*


HRLY. AVG. CONC.
CONC.
(PPM)
Ool4
0.11
Ool§
0.12
0.12
0.19
0.21
Ool4
0024
0014


DAY

27*
6
21
14*
26*
5
9
24*
23
12®


HR.

10
23
15
9
7
7
8
21
9
18


5 MIN.
CONC.
(PPM)
Oel6
0,13
0.16
Ool2
0,14
0«21
0.22
oas
0026
Ool6


MAX,
INST.
DAY

27*
6
21
12
26*
5
2
24*
23
1



CONC.
TIME

1020
2325
1515
1020
745
740
830
2130
935
915


YEAR
269   0.047
         0.08
             0.24
                   0,26
     TABLE  1-4  ? SUMMARY OF MONTHLY MEANS AND MAXIMUMS FOR SULFUR DIOXIDE

   WASHINGTON,DC

MONTH


JANo
FEBo
MARCH
APRIL
MAY
JUNE
JULY
AUG0
SEPT0
OCTo
NOV0
DECo
DAYS
vALin
DATA

31
29
31
30
31
21
31
28
.30
11
0
18
MOo
AyGo
CONCo

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             SECTION 1.
   SUMMARY OF MONTHLY MEANS AND
MAXIMUMS AND FREQUENCY DISTRIBUTIONS
    OF POLLUTANT CONCENTRATIONS

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TABLE 1-5 I SUMMARY OF MONT
WASHINGTON
MQMTH


JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
DAYS
VALID
DATA

23
28
31
29
26
27
31
30
30
27
5
29
• DC
MO.
AVG.
CONC.
(PPM)
3.04
2.34
2.05
2.02
2.01
1.90
2.04
2.17
2.66
2.41
A
2.06

MAX
24 MR.
CONC.
(PPM)
5.7
3.5
3.1
3.7
2.8
3.7
2.5
3.3
4.4
4.3
2.4
2.9

CONC.
DAY

19
7
27
14*
8
5
25
31*
21*
22
27
19
YEAR
316
                                                 MAXIMUMS  FOR  HYDROCARBON

                                                              1968
                                     HRLY.
                                           MAX.
  CONC.  DAY
  (PPM)
               2.23
                        5.7
  7.8
 13.5
  6.6
 H.3
 10.8
  7.9
  5.0
  8.7
 11.1
 11.1
 3.1
 4.7

13.5
                                             18
                                              6
                                             27
                                             12
                                             26*
                                              5
                                             20*
                                             21*
                                             22
                                             27
                                             20
                                        CONC.

                                          HR.
                                         22
                                         23
                                         19
                                          4
                                          4
                                          6
                                         23
                                          0
                                          3
                                          6
                                         17
                                          9
                           MAX.
                    5 MIN. IN5T. CONC.
                                                         CONC.  DAY
                                                         (PPM)
  8.2
 14.9
 11.8
 18.6
 12.2
  9.0
  5.4
 10.5
 12.6
 14.7
 4.3
 8.5

18.6
 18
  6
 27
 14*
 26*
  4
 20*
 31*
 21*
22
30*
 6
                                                              TIME
 2140
 2330
 2100
  540
  350
 2350
 2305
  15
 445
 700
1325
2100
     TABLE  1-6  »  SUMMARY OF MONTHLY MEAMS ANO

   WASHINGTON,DC
                                       •MAXIMUMS FOR TOTAL OXIDANT

                                                    1968
MONTH

JAN.
FEB.
MARCH
APRIL
MAY
JUNE
JULY
AUG.
SEPT.
OCT.
NOV.
DEC.
YEAR

DAYS
VALID
DATA
29
27
31
25
2
29
31
30
22
24
0
0
MO.
AVG.
CONC.
(PPM)
0.009
0.007
0.026
0.027
A
0.035
0.037
0.043
0.036
0.022
A
A
250 0.027

A j A
MAX
24 MR.
CONC.
(PPM)
0,03
0.02
0.04
0.05
0.03
0.10
0.06
0.07
0.08
0.05

0.10
l/PRARF MI
CONC.
DAY
19
3*
27
14*
30
5
7*
8
23
22


->T rAi
HRLY.
CONC.
(PPM)
0.11
0.06
0.07
0.10
0.06
0.25
0.18
0.18
0.15
0.13

0.25
f\ II A V*»&
MAX.
AVG.
DAY
19
6
27
19
30
5
5
8
15*
22



CONC.
HR.
1
23
19
13
12
15
15
14
16
6



5 MIN.
CONC.
(PPM)
0.14
0.06
0.12
0.11
0.07
0.29
0.23
0.20
0.17
0.17

0.29

MAX.
INST.
DAY
19
6
27
19
30
5
5
8
15*
22



CONC.
TIME
55
2310
2040
1320
1240
1505
1535
1405
1610
625



                                                                 O.TA
              * »  INDICATES SUNDAY

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          Tobla 1-7. FREQUENCY DISTRIBUTION OF CONCENTRATION OF GASEOUS ATMOSPHERIC POLLUTANTS
                               (5-minute values, concentration in parts per million)
City/pollutant
CHICAGO
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
CINCINNATI
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
UENVCK
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
PHILADELPHIA
CARBON M3NDCIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
ST. LOUIS
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
HASHIKGTON D.C.
CARBON MONOXIDE
NITRIC OXIDE
NITROGEN DIOXIDE
SULFUR DIOXIDE
HYDROCARBON
TOTAL OXIDANT
Valid
data
Frequency distribution, percent
% Minimum 10
65
79
78
80
75
55
57
73
76
81
&
71
62
71
60
71
U8
70
77
89
60
U2
86
66
81
90
89
US
82
71
7U
82
5?
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
.1*
.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
.01
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
.lU
3.2
.03
6
.06
.OU
.02
2.6
.03
6
.OU
.OU
.02
3.1
.OU
10
.05
.OU
.08
2.3
.03
.ios
.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
.lU
.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
.03
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
!o6
.18
8.0
.07
11
.23
.11
.17
.10
99
2U
.28
.11
.57
6.6
.10
31
.1*6
.08
.10
7.U
.10
2U
.26
.11
.08
8.5
.11
25
.Ul
.12
.1*8
5.9
.10
16
.20
.07
• .23
• 9.U
.08
lU
.33
.12
.20
6.0
.12
Maaclinms
57
.66
.29
1.33
17.3
.1*7
U5
1.26
1.19
l.Ug
18.1
• 19
90
.68
.38
1.81
18.7
1*9
1.68
.22
1.10
13.3
.31
U7
.UU
.20
1.33
17.1
.37
59
.76
.26
.U7
18.6
.29
Arithmetic
mean
6.2
.071
Ill7
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 LINo FT.)

CITY
CHICAGO
CINCINNATI
PHILADELPHIA
WASHINGTON, 0 C
3T LOUIS
DENVER
VALID
DATA"
100
93
100
90
80
75
                                    .0
                                    .0
                                    .0
                                    .0
                                    .0
                                    .0
10
.3
.2
.3
.*
.2
.2
                                                 FREQUENCY DISTRIBUTJONoPERCEN?
                                                30
                                                        ARITH
30.
1.2
.7
.8
.9
.6
.6
70
1.6
1.0
1.1
1.2
.8
.9
90
2.3
1,7
1,8
2,0
1,0
1.7
93
208
202
202
2.3
108
2.2
98
3.6
2,8
2,9
3.X
2.3
2.9
99
4.1
3.3
3.6
3.6
2,7
3.3
MAK
8.2
9.6
3.6
6.6'
0,7
6.8
MEAN
1»33
.87
.93
1,06
.73
.00
                         o HEPORTED  TO NEAREST FIVE PF.RCENT
                         VALUES CREATES THAN 600  UNDERESTIMATE  ACTUAL VALUE
6

-------
         SECTION 2.
WASHINGTON, D.  C. SEASONAL
     DIURNAL PATTERNS

-------
               WASHINGTON, D.  C. 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.

-------
CL
         SPRING:~    SUMMER:	,—   FALL: ................      WINTER:-.,


12 . oo |—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—i—r



10-00



 a »oo
5
en
z
§
u
   4.00
   2°OO
     •OO   i   i   i   i   i   i   i  i   i   i   i   i  i   i   i   i   i  i   i
                 3-       6       3      12      15      18
                                    TIME OF  DAY
                                                                  i   i   i
                                                                 21      24
              FIGURE 1. SEASONAL DIURNAL PATTERNS OF CARBON MONOXIDE CONCENTRATIONS
   0-1G
   O<14
5 O-12
CL
[L

^ 0-10

q

£ 0-OS

-------
           SPRING:-
                            SUMMER:	   FALL:.
                                             WINTER:	
   O'O7




   0°OG
g- O-O5
6 0>O4
   0-03


LJ


Z 0-02
O
U



   0-01
   o » nn
3
                                         12      15      18      21      24

                                   TIME OF DAY
              FIGURE 3. SEASONAL DIURNAL PATTERNS OF NITROGEN DIOXIDE CONCENTRATIONS
   0-18
   0-15



CL

9:  0-12



a
<
o:
   O-OG
a
u
   O-O3
   o^oot
                         i   i
                                                  i—i	1—i—i	i—i—r
     i   i  i   i   i   i  i   i   i
                 3
        G
g      12
 TIME  ar DAY
18
21
             FIGURE 4. SEASONAL DIURNAL PATTERNS OF SULFUR DIOXIDE CONCENTRATIONS
                                                                         11

-------
           SPRING.-.
                            SUMMER: — — ___.    FALL
                                                                WINTER: — • — — •
CL
CL
G
(—1
I—

LY
i—
z
UJ
U


U
   4"OO|—'	'—i—r
   3«50
     •GO
   2-50
   2°OO
   1-50
                              '	'
           J	1	1	I	I	I	I	I	I	I	I	I	I	I	I	I	I	I	I   I   I  I	L
                  3        G        9      12       15       IS
                                     TIME  DF  DAY


                FIGURE 5. SEASONAL DIURNAL PATTERNS OF HYDROCARBON CONCENTRATIONS
                  i—i—i—i—i—i—i—i—i—i   i   i—i   i   i   i   i   i  i   i
   O a OO .11111	I	I	I	I	I	I	1	\	I	I	I	I	i	L
                                     TIME  QF  DAY
               FIGURE 6. SEASONAL DIURNAL PATTERNS OF TOTAL OXIDANT CONCENTRATIONS
        12

-------
    SECTIONS.
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  concetrations 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 an
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

-------
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. Taf t Sanitary Engineering Center
Cincinnati, Ohio 45226
                   Table 3-1

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                 CONCENTRATION IN PPM
                                                                      INFRARED ANALYSIS
                                                                               WASHINGTON,D.C.
                                                                               CARBON MONOXIDE
                                                                                       JAN.  1968
DAY
MONTH
1
3
4

7«
8
9
10
11
12
13«
14«
15
16
17
18
19
20Q
21*>
22
23
?4
25

26
27fl
9flti
29


MEAN
NO.
MAX,

12-1
5
5
q

5
5
5
5
4
5
6
4
4
3
5
3
22
9
18
5
6
3
9

5
20
1 0
7


7
31
22

1-2
4
5
4

3
5
4
4
9
5
4
3
2
5
5
19
8
21
3
4
4

5
16
7
A

6
31
21

2-3
4
5
4
3
7
5
4
4
5
4
3
3
3
5
5
12
11
15
3
4

5
15
6
7
A

6
31
15

3-4
4
5
5


5
4
5
4
4
3
6
6
10
8
9
5
3
4

5
18
6


5
31
18

4-5
3
5
4

c
5
4
4
5
4
3
6
7
9
7
6
7
3
4

4
13
7


3
31
13
A
5-6
4
5
4

3
5
5
5
5
4
3
7
8
10
7
7
8
4
3
4

5
10
7


6
31
10
.M.
6-7
4
6
5


5
7
5
6
5
3
9
15
13
9
6
13
6


6
14
7


7
31
15

7-8
3
fl
7


T
6
5
7
5
3
9
1R
14
12
6
16
9
£

7
17
9


fl
31
18

8-9
3
B
7


7
8
6
8
5
4
10
18
15
21
10
15
12
7

8
21
8


9
31
21

9-10
3
7
7

£
6
5
4
5
3
10
16
21
13
8
10
£
5

7
17
7


8
28
21

10-1 1
4
6
6
6


5
6
4
5
8
15
17
10
5
9
8


7
16
7


7
28
17

1 1-12
3
6
5
7

5
5
3
4
5
5
7
11
13
7
4
6
7


6
10
6


6
26
13

12-1
4
6
6

5
6
5
5
4
5
7
9
5
5
4
5
8
3

6
6
5


6
28
9

1-2
4
5
7
6

6
^
5
5
5
4
6
6
9
5
5
6
5


8
5


6
27
9

2-3
4
5
7
5

5
5
5
5
7
4
6
6
8
5
4
5
8


5
6
5


6
29
8

3-4
4
7
5


6
5
5
5
4
5
7
7
7
6
4
6
8


6
6
6


6
28
8

4-5
4
10
5


7
6

5
4
7
7
8
12
8
7
5
7
8
•j

7
10
8
10

7
30
12
P
5-6
4
14
5


6
5

5
5
6
8
9
23
10
9
6
8
8


9
14
7
12

8
31
23
M.
6-7
4
11
4

5
5
5

4
4
4
7
9
26
10
13
5
7
7


9
13
8


31
26

7-8
4
8
4
9

5
4

4
4
4
6
8
21
9
14
5
7
5


8
13
8
5
7
31
21

8-9
5
8
4


5
4

4
5
3
6
8
26
9
20
5
6
5


9
17
6


31
26

9-1 O
4
7
4
7

5
4

4
4
3
7
6
25
10
22
5
5
5


20
10
6

6
31
25

10-1 1
5
6
4
7

6
4

5
3
3
6
7
20
10
16
5
5
6


19
10
5
6

31
20

1 1-12
5
5
5


6
5

5
3
3
6
7
17
10
18
5
10
6


23
10
5


31
23

MEAN
4.0
5.4
6.3
5.0
5.9
5.7
5.1
5.6
5.4
5.0
5.1
5.8
5.1
4.1
4.2
4.7
7,1
13.8
11.9
11.0
7.2
7,4
6.2
5.5
5.4
8.4
12.9
6.9
6.6
6.4
5.7
6.6
13.8
NO.
OF
MRS.
24
2<
2<
21
22
2<
24
-2«
1<
2<
27
24
2«
24
22
24
24
22
24
24
24
22
9£

23
24
24
24
21
722

MAX.
18
IB
10
12
10
8
10
16
10
10
7
10
8
12
14
30
24
31
26
59
16
9
1 n

31
30
13
13

17
59
  * Indicates Saturday or Sunday
   Local standard time used
                                                                     TED   WED..  SEP.  10,  1969

-------
CONTINUOUS AIR 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 Welfaie

Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
                   Table 3-2

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED  ANALYSIS
WASHINGTON.C.
CARBON  MONOXIDE
       FEB.  1968
DAY
MONTH
I
3*
4«
5
6
7
8
g
10«
11«
13
15
16
1 7*
1 8ft
19
20
21
22
23
24«
25«
26
27
28
29
MEAN
NO.
MAX.

12-1
6
6
6
6
4
21
5


3
7
5
g
. 5
11
5
5
5

6
25
21

1-2

5
5
9
4
14


4
7
4
5
9
5
3
4

5
23
14

2-3
&
5
6
5
3
13


4
6
4
5
7
5
4
4

5
24
13

3-4
£
5
5
5
3
11


3
6
4

7
5
4
4

5
24
11

4-5

5
5
9


4
7
4

6
5
3
4

5
24
9
A
S-6
7
6
5
10


4
8
4
5
7
5
3
4

5
24
10
M.
6-7
7
7
6
10


4
11
5

8
4
4
4

5
24
11

7-8
f
8
6
14


5
19
7

12
4
5
4

7
24
19

8-9

10
7
11


5
14
8

14
4
5
4

7
24
14

9- 1O

8
7
5
8



17
8

8
4
4
4

6
21
17

10-11

7
6
6
7



10
6

6
7

4
4

6
22
10

1 1-12

8
6
5
7


6
8
5

5
7

4
4

5
24
8

12-1

7
6
5
4
7


6
7
5

5
6

5
4

5
25
7

1-2

8
6
5
7


7
7
5

7

5

5
23
8

2-3

8
S
4
7
5
5


6






5
19
8

3-4

9
5
4
6
6
6
5


6
7

6



23
9

4-5

11
5
7
7
7
6

8
6
9

8
6



25
11
P.
5-6

14
5
10
8
6
5

8
12
6
11

8
7



25
14
M.
6-7

10
9
7
7
5
4
8
6
10

8
5



25
10

7-8

6
10
6
6
5
4
8
7
5
9

8
5



25
10

8-9

6
13
6
5
5
5
8
6
5
9

7
5
5


25
13

9-10

5
5
14
6
5
5
4
8
6
5
8

7
5
5


25
14

IO-I 1

6
6
15
5
5
5
4
8
6
5
9

11
5
6
4

25
15

11-12

6
5
27
5
5
5
5
8
6
5
11

13
5
9
4
5
5

25
27
DAILY
MEAN

6.8
7.2
5.7
7,8
8.8
5.1
5.0
5.0
4.2
4.8
5.9
7.0
7.7
6.8
6.3
.4
7.4
7.1
5.6
4.0
4.5
4.3
4.3

5.8
8.8
NO.
OF
MRS.

2(
2<
22
2<
2«
24
24
2(
21
24
23
JA
13
22
Z*
24
24
24
24

573
5-MIN.
MAX.

20
8
7
9
29
28
8
1 1
7
7
13
9
14
23
15
10
9
16
23
9
6
7
6
9

29
  * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED
                                                                                   SEP.  10.  1969

-------
       CONTINUOUS AIR MONITORING PROGRAM
       Ait Quality Section. Laboratory of Engineering and Physical Sciences
       Division ot Air Pollution. Public Health Service
       U. S. Department ol Health, Education, and Welfare

I—I
CO     Robert A. Taft Sanitary Engineering Center
       Cincinnati. Ohio 45226
                   Table 3-3

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTON,D,C.

CARBON  MONOXIDE
      MARCH  1968
DAY
MONTH
1
20
3«
4
6
7
8
9*
11
12
13
15
160
17o
18
19

21
22
23«>
240
25
26
27
28
29
30*
31«

NO.
MAX.

12-1









2
I
I

2
3
1
3
3
2
1
2
8
1
1

19


1-2









3
6
I

2
4
1
3
3
i
2
2
3
1
1

15


2-3









2
6
2
2

3
4
1
2
2
1
2
1
2
1
1

15


3-4









4
6
2

2
4
1
2
2
2
2
2
3
1
1

15


4-5










6
2

2
3
0
2
2
1
2
2
2
1
1

15

A
5-5










6
2

2
2
0
2
3
2
2
2
2
1
0

15

.M.
6-7










8
4

6
4
1
2
4
4
3
4
4
1
1

15
8

7-8









4

9

6
6
1
2
4
4
6
5
7
1
0

14


8-9










8
4

' 7
6
1
2
5
5
9
7
11
1
1

15


9-10









5
7
3

8
5
3
3
5
3
11
7
7
1
1

15


1O-1 1









5
6
3



3
2
3
3
8
7
2
2
1

13


1 1-12










8
3

9

3
3
3
3
5
6
2
1
1

15


12-1









3

2

9
1
3
2
2
2
2
3
2
1
0

15


1-2









2

3

7
2
3
3
3

2
2

1
1

13


2-3









2

2

7
2
2
2
3

2
2

1
1

13


3-4









2
3
2

6
3
2
2
3

3
2

1
0

14
6

4-5









3
3
2

5
4
2
2
3
2
3
3
4
2
1
3
16
6
p
5-6









2
3
2

7
2
2
2
4
2
4
4
6
1
1
3
16
7
M.
6-7









3
3
3

5
1
2
2
3
3
8
5
6
2
1
4
16
8

7-8









3
3
3

4
2
2
3
3
2
15
6
5
2
1
4
16
15

8-9









2
2
3

6
1
2
3
2
2
12
8
2
2
1
4
16
12

9-10









1
2
3

3
1
2
3
3
1
6
8
2
2
1
3
16
8

1O-1 1









2
2
3

4
1
3
3
2
1
3
8
2
1
1
1
16
8

1 1-12









2
2
3

3
1
3
3
2
1
2
5
2
2
1
2
16


MEAN









2.2
4.7
2.7
3.2
5.0
2.8
1.8
2.4
3.0
2.2
4.8
4.2
4.1
1.3
0.8


5.0
NO.
OF
MRS.









13
2C
24
24
2?
22
?<
24
24
21
24
24
21
24
24

360


MAX.









5
9
8
6
10
11
7
4
4
6
6
22
12
14
3
2


22
         * Indicates Saturday or Sunday
          Local standard time used
                                                               TABULATED
                                                                          WED..  SEP.  10,  1969
                                                                                                                                                                           r

-------
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. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
                   Table 3-4

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTON,O.C.
CABBON  MONOXIDE
      APRIL  1968
DAY
MONTH
i
3
4
5
6«
7*
8
9
i n

U
13«
14«
15
1 A
17
18
19
20«
21«
22
23
24
25
26
27«
28«
29
30

MEAN
NO.
MAX.

12-1
0
2
2
2
1
1
1
1
2

2
y
2
4
0
o
3
2
2
4
2
*
1
1
1
2
2
3
1
1

2
30


1-2
1
2
1
1
1
i
1
3

i
i
i
3
0
Q
2
1
2
3
2
1
1
1
1
2
1
2
1
1

1
29


2-3
0
2
1
1
1
i
1
3

i
i
i
3
0
Q
3
1
2
3
1
1
1
1
1
2
1
1
1
1

1
30


3-4
0
1
1
1
1
1
1
2

1
1
2
0

3
1
3
2
1
1
0
1
1
2
1
0
1
1

1
30


4-5
0
2
1
1
1
1
2

1
1
2
0

2
1
2
2
1
1
0
1
1
1
0
0
1
2

1
30

A
5-6
0
2
1
1
1
1
1

2
0
4
0

2
1

2
1
1
0
1
1
2
1
0
3
2

1
29

M.
6-7
1
2
2
1
1
2
2

2
1
5
0

3
2
3
2
1
2
1
2
3
2
1


4

2
2R


7-8
1
4
3
2
1
3
3

3
2
2
0

3
3
3
2
1
2
1
4
4
4
1

4
5

2
20


8-9
2
A
4
3
2
1
3
2

3
3
3
0

3
3
3
2
0
2
2
4
4
4
3
0
3
3

3
29


9-10
2
^
3
2
2
1
1
3
1

2
3
2
0

2
3
2
2
1 1
2
2
4
3
9
3
0
3
3

2
29


1O-I 1
2
3
2
1
1
2
2

2
1
1
0

2
2
2
2
1
1

3
3
2
3
0
3
3

2
29


i 1-12
2
2
2
1
1
t
2
2

2
0
0
0

2
2
2
2
1
1

3
3
2
3
1
2
3

2
29


12-1
2
3
1
1
1
4
1

1
0
0
0

2
2
2
2
1
1
2
3
2
2
3
1
2
3

2
30


1-2

3
2
1
1
3
1


0
0
0

3
2
2
2
1
2
2
5
3
2
3
0
2
3

2
28


2-3

2

2
1
3
2


0
0
0

2
2
2
2
1
1
2
3
3
2
2
0
3
2

2
27


3-4
3
3
1
2
1

2

1
0
0
0

3
2

2
1
1
2
4
3
2
2
0
4
2

2
28


4-5
3
3
2
2
1

2

1
|
0
0
0

3
3
2
3
1
1
3
5
3
2
2
0
4
3

2
29

p.
5-6
3
4
3
1
1

3

2
0
0
0

3
3
3
3
1
1
2
5
3
3
2
1
2
2

2
29

M.
6-7
3
3
2
I
1

3

2
1
0
0

3
3
4
2
2
1
2
2
3
1
2
2
2
2

2
29


7-8
2
3
2
1
1
1
3

3
2
0
0

3
4
5
2
2
1
2
3
3
2
4
4
2
2

2
30


8-9
2
2
2
1
1
1
3

4
3
0
0

4
5
3
2
1
1
2
3
2
1
3
4
2
2

2
30


9-10
2
2
3
1
I
I
2

5
2
0
0

3
4
4
2
1
1
1
3
2
2
2
2
1
2

2
30


10-1 1
2
1
5
1
1
2
2

6
3
0
0

2
3
6
2
1
1
1
4
2
2
5
2
1
1

2
30


1 1-12
1
1
3
1
1
2
2

12
3
0
0

2
3
6
2
1
1
1
1
2
2
6
2
2
1

2
30
1 9

DAILY
MEAN
1.5
.5
2.4
2.0
1.2
1.0
.7
1.8
2.1
.8
2.7
.6
1.2
1.2
0.0

2.6
2.4
3.0
2.2
1.1
1.2
1.4
2.7
2.3
2.1
2.3
1.1
2.2
2.2

1.9

NO,
OF
HRS.
*<
2<
2!
24
2<
9t
2C
-2«

22
2l
2«
24
2(
2;
24
24
2i
2<
24
24
22
2
-------
ro
o
      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 3-5

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTON,D.C.

CARBON  MONOXIDE
         MAY  1968
DAY
MONTH
2
3
4«
5«
6
7
8
9
10
11«
12«
13
14
15
16
17
18ft
19fl
20
21
95
23
24
IS*

26«
J7
50
29
30
31
MEAN
NO.
MAX.

12-1
1
3
2
2
1
1
10
0
0
1
2

1
1
1
2
2
2
1
2
7
9

9




3
26
to

1-2
1
2
4
2
1
1
5
0
0
1
3

1
0
1
0
2
2
1
2
5
5

6




2
26
6

2-3
1
1
4
2
1
1
3
0
0
1
2

1
0
0
0
3
1
1
1
4
5
4

6




2
26
6

3-4
1
1
1
2
1
1
3
0
0
1
0

1
0
1
0
2
4
1
1
4
4

10




2
26
10

4.5
2
2
2
1
1

2
0
0
1
0

1
1
1
1
1
1
1
2
4
5

12




2
25
12
A
5-6
2
3
2
1


2
1
1
1
0

1
1
2
4
1
1
1
4
5
7

11




3
24
11
.M.
6-7
3
4
2
1

5
3
2
3
1
0

2
3
4
6
3
2
3
5
8
10

9




4
25
10

7-8
4
7
2
1
3
3
5
3
4
1
0
4
2
4
6
3
3
1
3
4
7
10

6




4
27
10

8-9
2
5
2
1
3

5
1
3
1
0
3

2
3
2
3
1
3
2
6
9

4




3
25
9

Q-IO
2
4
Z
1
3

3
1
1
1
1
3

2
3
Z
3
1
3

7
7
4

4




3
24
7

10-11
2
4
2
2
3
1
2
2
1
1
1
2
0
2
2
1
2
1
3

6
6

4




3
26
6

1 1-12
1
3
2
2
2
1
1
0
1
1
1
1
0
2
2
2
1
1
3

6
5

4



3
2
27
6

12-1
2
2
2
2
2
1
1
1

1
1
1
1
2
3
2
2
1
3
4
7
6
A

4



2
3
27
7

1-2
2
2
1
2
2
1
1
1

0
1
1
1
2
3
2
2
1
3
4
7
5

4



2
3
27
7

2-3
2
4
2
2
2
1
2
1
1
0
2
1
1
3
4
3
1
1
2
5
7
5

4



3
3
28
7

3-4
2
4
2
2
2
2
1
2
1
0
2
1
2
3
4
3
1
1
2
6
9
5

4



3
3
28
9

4-5
2
6
2
2
2
2
1
2
1
0
1
1
3
3
4
4
1
2
3
8
8
5

4



2
3
28
8
p
5-6
1
5
2
2
2
1
0
1
1
0
1
1
2
2
2
2
1
2
2
4
6
5

4



2
2
28
6
M.
6-7
2
6
3
2
2
2
0
1
1
0
3
1
3
2
2
3
2
4
2
4
5
5

4



3
3
28
6

7-8
5
3
4
1
3
3
1
1
3
1
3
1
4
2
4
4
?
3
2
5
5
5

4



2
3
28
7

8-9
3
6
4
1
3
4
0
1
8
0
2
1
2
1
7
4
3
2
2
5
6
5
5

4



2
3
28
8

9-10
3
5
3
1
2
6
0
1
4
1

1
2
1
7
2
4
2
2
5
6
6
4

4



3
3
27
7

IO-1 1
1
4
3
1
?
7
0
1
3
1

1
1
2
4
2

2
3
5
5
4

4



3
3
26
12

1 1-12
1
4
2
1
1
11
0
1
2
2

1
1
2
5
2

2
2
5
13
5
5
16
4



4
4
26
16

MEAN
2.0
3.7
2.5
1.6
2.0
2.7
2.1
0.9
1.9
0.8
1.2
1.5
1.5
1.8
3.0
2.4
2.0
1.6
2.1
4.0
5.6
6.0
5.6

5.5
3.7
4«3

2.6
2.9

6.0
NO.
OF
HR5.
21
2(
2'
21
27
2C
24
2<
22
2<
21
11
22
24
2«
24
27
24
24
21
24
24
24

24
24
24

12

63(


MAX.
6
13
6
3
5
12
11
4
11
3
4
5
5
5
9
7
6
5
4
11
21
12

17



5


21
        * Indicates Saturday or Sunday
         Local standard time used
                                                               TABULATED
                                                                          WED..  SEP.  10,  1969
                                                                                                                                                                          r

-------
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 3-6

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTON.D.C.
CARBON  MONOXIDE
       JUNE  1968
DAY
MONTH
1*
2«
3
4
5
6
7
8*
9«
10
11
13
14
15*
16«
17
18
19
20
21
22«
23«
24
25
26
27
28
29«
30«
MEAN
N'O
MAX.

12-1
4
2
2
3
9
2
1
2
2
1
1

5
3
2

1
1
1
2
1"


1-2
2
1
1
5
1
1
1
1
1

2
2

1
1
2
1
2
19


2-3
3
1
1
1
4
1
1
1
1
1
1
1

1
2
1

i
2
2
2
20


3-4
2
2
1
1
4
1
1
1
1
1
0

2
1
1

1
1
2
1
1
20
*

4-5
2
2
1
1
3
2
I
1
1
2
0

2
2
1
9
1
1
2
1
2
20

A
5-6
3
3
2
8
2
2
1
1
2
1

3
1
0
5
2
1
2
1
2
20

M.
6-7
3
2
7
3
12
4
3
1
1
4
2

4
1
0
6
2
2
2
3
19


7-8
2
2
12
3
T
5
4
1
1
2
2

2
1
1
6
2
2
2
3
20
12

8-9
2
2
8
2
2
4
3
1
1
2
1

2
1
5
5
1
2
2
2
3
21


P-IO
2
2
5
2
2
3
3
1
1
1

2
1
5
3
2
2
2
2
2
21


10-11
3
2
2
2
2
3
3
1
1
1
1

3
1
1
4
2
2
2
2
2
2
22


1 1-12
2
2
1
2
1
2
2
1
1
1
1

4
1
1
3
3
1
1
2
1
2
22


12-1
2
3
3
2
2
2
1
1
1


3
1
1
3
1
2
2
2
2
19


1-2
2
2
2
2
1
1
1


3
1
1
3
1
1
1
2
1
2
19


2-3
3
3
5
2
2
2
1
1
1
2

3
1
1
2
1
1
1
2
1
2
21


3.4
2
2
3
2
3
3
3
1
1
2
3
4
3
1
1
4
2
2
2
2
1
2
22


4-5
2
3
2
3
3
3
1
1
1
3
3
2
1
0
6
2
2
2
1
2
21

p.
5-6
2
3
2
1
2
2
1
1
2
1
4
3
2
0
1
2
1
2
2
1
2
21

M.
6-7
2
4
2
2
2
2
2
2
2
1
2
1
2
1
4
2
1
2
2
2
2
21


7-8
3
6
3
2
3
3
3
1
3
1
4
3
2
2
2
2
2
2
2
2
20


8-9
2
4
4
3
2
2
2
2
2
1
4
2
2
2
2
2
2
18


9-10
2
3
5
8
2
2
2
2
1
1
3
3
3
3
1
2
2
2
2
3
21


10-11
2
4
4
12
2
2
2
2
1
0
3
2
2
2
1
2
2
2
1
3
21


1 1-12
2
3
4
14
2
2
2
2
2
1
3
2
3
1
1
2
2
2
2
3
"
14

MEAN
2.4
2.5
3.5
3.2
3.6
2.3
2.2
1.3
1.3
1.4
1.9
3.6
3. y
2.7
1.5
1.2
4.2
2.0
1.4
1.5
1.9
1.4
2.2
4.2
NO.
OF
MRS.
2!
2<
2<
22
2<
2«
22
2<
2<
2<
22
2<
22
2(
24
1!
1<
21
24
22
22
48!


MAX,
5
7
19
15
14
6
12
4
5
5
5
8
12
6
5
5
9
8
6
4
3
4


   * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WE5.« SEPf  10,  1969

-------
HO
CO
       CONTINUOUS AIR MONITORING PROGRAM
Air 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. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
                   Table 3-7

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                        CONCENTRATION IN PPM
                                                                            INFRARED ANALYSIS
                                                                               WASHINGTON.O.C.

                                                                               CARBON MONOXIDE
                                                                                       JULY  1968
DAY
MONTH
I
2
3
4
5
60
70
8
9
10
11
12
130
140
15
16
17
18
19
20o
210
22
23
25
26
27«
280
29
30
31
MEAN
NO
MAX.

12-1
1
2
2
5
6
t>
4
1
2
1
4
1
3
2
4
4
0
1
0
3
9
1
1
i
3
3
3
2
4
4
3
3
31


1-2
2
3
5
9
2
4
1
2
1
3
1
3
2
2
3
1

0
1
9
U
1
i
3
2
2
2
4
2
2
2
29


2-3
1
2
2
5
5
2
2
2
i
1
2
1
2
1
2
2
0
0
1
0
4
U
1
i
3
1
2
1
3
2
2
2
31


3-4
1
2
3
4
2
2
2
2
1
2
1
1
1
2
1
0
1
1
0
3
0
2
3
1
1
2
2
2
2
31


4-5
2
2
3
3
4
2
2
2
2
1
2
1
1
1
3

0
1
0
0
I
1
2
3
1
1
2
2
2
2
30

A
5-6
5
3
4
3
5
2
1
3
4
2
2
2
2
1
3
2
1
6
1
1
2
2
3
5
2
2
1
2
3
3
31

.M.
6-7
7
5
6
3
7
3
1
4
5
2
3
3
2
1

4
2
8
2
2
2
4
5
7
3
2
2
2
4
5
30


7-8
8
9
4
2
4
3
1
4

3
3
2
2
1

4
3
7

0
1
4
4
3
3
2
2
S
4
4
28


8-9
2
7
3
2
3
3
1
2
3
3
3
1
2
1
4
3
3
2

0
0
1
3
3
2
1
3
3
4
2
2
30


9-10
2
2
3
3
3
3
1
2
3
2
2

2
1
2

0
2
0
1
1
1
2
2
1
2
2
2
3
1
2
29


10-11
2
3
3

2
1
3
2
2
2
2
3
3
3

0
1
1
2
2
2
1
1
1
2
2
2
2
2
2
28


1 1-12
1
2
2
3
2
2
1
3
2
2
2
2
3
2
3
0
1
1
1
1
2
2
1
1
1
2
2
2
2
1
2
31


12-1
1
1
2
3
.2
3
2
2
1
1
2
2
3
3
2
1
1
1
1
1
2
2
2
1
1
2
3
2
2
1
2
31


1-2
1
3
3
3
2
1
2

2
2
2
2
2
2
0
0
1
2
1
0
2
2
2

2
2
2
2
2
2
29


2-3
2
2
3
3
2
2
2

2
2
3
2
2
2
1
1
0
1
2
1
2
2
4
2
2
2

2
2
2
28


3-4
3
5
3
3
2
2
2
2
2
2
2
2
2
3
1
1
0
2
1
0
2
2
3
2
2
2
3
2
3
2
31


4-5
3
5
6
3
3
2
1
3
2
2
2
2
2
2
3
1
4
1
5
0
0
3
3
3
2
2
3
2
2
3
2
31

p
5-6
2
6
3
2
3
2
1
2
2
2
2
2
1
2
1
3
0
5
2
0
2
2
2
2
2
2
2
2
3
2
30

M.
6-7
2
6
3
2
?
1
2
1
2
2
2
2
2
2
0
5
1
5
1
1
2
2
2
3
2
2
2
2
2
2
30


7-8
2
4
6
4
3
1
2
2
2
3
?
2
?
2
4
?
5
n
5
2
1
2
3
3
1
3
3
3
2
3
3
31
6

8-9
2
4
5
5
3
3
2
2
2
3
2
2
3
2
7
3
5
1
5
4
2
2
2
2
2
2
3
3
2
3
3
31


9-10
2
•5
6
4
' 3
2
2
2
3
?
3
2
2
4
•5
5
0
6
6
2
2
3
2
3
2
3
4
2
3
3
31


10-11
2
4
7
4
3
2
2
2
3
1
3
3
3
4
5
3
0
4
10
?
2
2
3
2
3
3
3
5
2
2
3
31
ID

1 1-12
2
4
6
7
4
6
2
3
2
3
2
3
2
3
S

3
1
5
12
2
2
3
3
3
3
2
4
7
3
2
4
30
1C

MEAN
2.4
3.0
3.6
3.7
3.7
2.6
1.7
2.2
2.1
2.0
2.1
1.8
2.2
1.7
3.0
2.0
2.0
1.6
2.4
2.1
1.9
1.7
2.2
2.7
2.7
2.0
2.0
2.3
2.8
2.3
2.3
2.4
3.8
NO.
OF
MRS.
22
21
24
2<
2!
?4
2«
24
'21
2«
74
2!
24
24
22
?r
24
?1
22
2*
24
24
24
3
24
21
24
24
23
24
24
723


MAX.
12
12
9
9
9
11
5
6
8
5
7
9
7
8
8
8
7
10
9
16
11
7
8
9
10
5
4
5
8
6
7


        4 Indicates Saturday or Sunday
          Local standard time used
                                                                                                                   TABULATED
                                                                                                                               WEO«*  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 3-8

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTONtO.C.
CARBON  MONOXIDE
       AUG.  1968
DAY
MONTH
1
2
3*
4*

6
7
8
9
10*

12
13
14
15
16
19
20
21
22
23
24«
25*
26
97
28
30

MEAN
NO.
MAX.

12-1
2
2
2
2

9
2
1
2

i
1
1
2
2
6
2
1
2
2
3
2
2
3
2
1
3
8

3
31
11

1-2
1
1
2
2
i

2
2
1
1
3

1
9
1
1
1
1
6
2
2
2
2
2
1
1
2
1
1
2
7

2
31
13

2-3
1
1
1
2
I

2
2
1
1
2

0
5
0
1
1
1
3
1
2
2
2
2
1
1
1
1
i
1
5
i ?

2
31
12

3-4
2
1
1
2
1

1
1
1
1

0
3
0
1
1
1
2
1
1
1
2
2
1
2
1
1
2
4

2
31
11

4-5
2
1
1
2

1
1
1
i

0
1
1
1
1
1
2
1
1
2
3
1
2
1
1
2
3

2
31
6
A
5-6
3
2
2

2
2
2
2
2

0
3
2
3
2
2
2
1
2
3
6
3
2
2
3
3
4

3
31
9
M.
6-7
9
9
2
2

4
3
4

0
3
3
9
4
4
4
1
2
9
4
3
2
3
4
7

4
30
7 .

7-a
9
6
2
2

3
4
5

i
2
2
a
9
5
3
1
3
4
3
3
2
2
3
7

4
30
8

8-9
3
2
2
3

2
3
2
3

1
2
2
7
2
3
2
2
2
2
2
2
2
i
3
3

3
30
7

9-10
2
3
3
2

2
2
1
2
2

1
1
1
9
2
2
2
2
2
3
1
3
2
1
i
2
2

2
29
5

IO-1 1
2
1
2
2

2
1

1
2
1
3
1
2
0
2
2
2
3
1
2
1
1
2


2
28
4

1 1-12
2
1
2
2

2
1
2
t

i
i
i
3
1
2
1
0
2
1
2
3
1
2
1
1
2
3

2
31
3

12-1
2
2
3

2
2
2

1
2
1
3
1
1
1
0
2
2
2
2
2
1
1
2
2

2
29
3

1-2
2
2
3

2
2
2
i

1
2
2
I
1
1
1
2
2
2
2
2
1
2
2
2

2
27
3

2-3
2
3
2
2

3
2
2

i
2
2
2
2
1
1
0
2
3
2
2
1
2
1
2
2

2
29
3

3-4
2
2
2
2

4
2
3

1
2
3
3
2
1
1
1
2
4
3
3
3
2
1
2
2
3

2
31
4

4-S
3
2
3

9
2
4

1
2
3
4
3
2
1
1
2
5
3
3
3
2
1
2
2
2

3
31
5
p.
5-6
3
3
2
3

2
2
2

1
2
2
9
2
2
2
1
2
3
3
2
3
4
2
1
2
2

2
31
9
M.
6-7
4
2
3

2
2
2

1
2
2
7
2
1
2
1
2
3
1
3
2
2
2
2
3

2
31
7

7-8
4
4
2
4
2
3
4
4

2
2
2
8
3
1
3
2
2
4
3
3
3
1
2
2
4
4

3
31
8

8-9
2
2
4

3
4
4

2
2
1
6
3
1
3
2
2
3
3
3
4
2
1
2
9

3
31
6

9-IO
2
2
2

3
3
4

2
2
2
9
2
2
6
2
2
3
2
3
5
9
2
6
6

3
31
6

10-1 1
2
2
2
3
6
3
4
4

2
2
2
2
5
2
2
3
2
2
2
7
1
9
10

3
31
10

1 1-12
2
2
3
3
6
3
3
4

8
2
2
3
2
2
3
1
2
3
3
3
3
3
2
7
17

4
31
17
DAILY
MEAN
2.3
2.9
1.8
2.4
2.9
2.9
2.2
2.6
.9
1.3
2.4
1.6
3.6
2.0
1.9
2.6
1.0
1.8
2.7
2.9
2.5
2.2
2.3
2.0
1.6
.3
2.9
3.4
4.9
5.1
2.5
5.1
NO,
OF
MRS.
22
2<
24
2«
Z<
24
2<
•23

24
2<
22
2<
2<
22
24
22
24
21
24
25
23
24
24
24
24
24
23

728
S-MIN.
MAX,
8
8
5
6
9
9
8
10
9
9
9
4
10
9
9
10
4
4
11
9
9
9
9
9
8
10
11
19

19
ro
        * 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 ol Health. Education, and Welfare
       Robert A. Taft Sanitary Engineering Center
tO     Cincinnati. Ohio 45226
                   Table 3-9

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                  CONCENTRATION IN PPM
                                                                       INFRARED ANALYSIS
                                                                                WASHINSTON«D.C.
                                                                                CARBON MONOXIDE
                                                                                       SEPT.  1968
DAY
MONTH
r
3
4
5
6
7o
80
9
10
11
12
13
16
17
18
19
20
21o
220
23
24

26
27
280
29«

MEAN
NO.
MAX.

12-1
3
•y
3
8
1
2
14
1
1
1
13
2
3
3
2
1
16
3
2
1

2
1
4

4
28


1-2
2
6
2
4
1
1
14
1
1
1
1
14
3
4
2
^
2
16
S
2
2
I

2
1
4
3

4
27


2-3
4
5
2
4
1
1
11
1
1
0
1
10
3
3
2
1
3
17
3
1
2
i

2
1
3
2

3
28
« 7


3-4
4
2
7
1
1
5
4
1
0
0
4
3
2
2
1
2
17
3
1
1

1
1
2
3

3
28


4-5
I
3
8
1
1
3
6
1
1
1
3
2
3
2
2
. 3
14
3
2
2

1
1
2
2

28

A
5-6
2
5
6
1
2
2
7
2
3
2
4
5
7
3
3
9
8
3
3
3

3
3
3
1

28

.M.
6-7
1
1 1*1
11
8
2
3
6
9
3
4
4
5
8
9
7
5
10
• 3
4
8
5

5
4
3
1

28


7-8
1
10
8
5
2
3
7
4
8
4
2
8
10
4
4
10
8
3
10
6

4
9
2
1

28
in


8-9
1
6
9
4
2
2
4
5
4
2
2
4
2
4
3
3
2
10

2
4
3
1

26


9-1O
Z
4
3
2
Z
Z
2
1
Z
Z
4
1
3
3
4
2
9
6

2
3
1

3
24


to-i i
2
3
2
3
2
2
2
2
2
1
2
2
3
1
2
2
2
2
6

2
2
2
1

2
26


1 1-12

3
2
3
2
1
1
2
1
1
2
2
2
3
1
1
2
1
1
3
3

1
2
2
1

2
29


12-1
\
2
1
2
1
1
2
2
2
1
2
2
2
3
2
2
2
2
3
2

1
2
2
2

2
28


1-2

3
2
3
1
1
2
2
3
1
2
2
2
2
2
3
3
2
1
3
2

2
2
2
1

2
29


2-3

3
2
2
1
1
2
3
2
2
2
1
2
2
2
3
2
1
1
3
2

2
1
2
1

2
29


3-4
J
3
2
3
1
1
2
5
6
2
2
1
2
2
1
2
2
1
1
3
3

3
3
2
1

2
29


4-5
i
2
2
3
1
1
2
8
12
2
2
1
2
2
2
2
2
1
2
3
4

4
4
2
1

3
29

P
5-6
1
3
2
2
1
1
1
4
4
1
2
2
2
2
2
2
2
2
2
3
3

5
2
3
1

2
29

M.
6-7
2
6
2
3
2
2
2
3
4
2
4
3
2
3
3
3
4
4
4
4
3

5
3
4
3

3
29


7-8
2
7
2
8
3
5
2
2
2
4
7
5
3
4
4
4
7
5
4
5
3

7
3
4
3

29


8-9
2
7
1
7
3
6
1
3
1
2
6
5
3
5
3
3
13
7
3
3
2

5
3
3
3

29


9-10
i
8
1
3
6
3
1
3
2
2
6
4
4
6
2
3
18
8
3
2
2

4
3
3
4

29


1O-1 1
\
3
5
1
2
6
2
1
2
1
2
8
1
4
7
4
1
18
4
3
2
2

2
4
4
7

29


1 1-12
2
6
1
2
11
2
2
3
1
3
12
2
5
7
3
2
17
3
4
2
2

2
6
5
9

29


MEAN
2.0
2.2
4.4
4.4
3.5
2.7
2.4
3.9
2.6
2.5
2.8
1.8
4.3
3.8
3.1
4.2
2.4
2.4
5.8
6.2
2.5
3.9
2,7
2.9
2.8
2.6
2.9
2.4
4. 1
3.2
6.2
NO.
OF
MRS.
2'
23
24
2:
24
2<
2:
2(
2<
13
24
24
23
24
23
24
24
24
22

24
23
24
24

67!


MAX.
S
13
14
12
16
14
17
11
11
16
9
14
15
10
13
10
6
23
19
6
13
8
10
9
10
10
10


23
   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 ol Air Pollution, Public Health Service
       U. S. Department ol Health. Education, and Welfare

       Robert A. Taft Sanitary Engineering Center
       Cincinnati. Ohio 45226
                    Table 3-10

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED ANALYSIS
WASHINGTON.D.C.

CARBON  MONOXIDE
       OCT.  1968
DAY
MONTH
1
3
4
5«
6«
7
8
9
10
11
12*
13«
1*
15
16
18
19«
20«
21
22
23
24
25
26*
27«
28
29
30
31
MEAN
NO
MAX.


12-1
2
1
1
2
11
1
2

1
3
2
2

i
i
i
i
8
1
2
1
1
1




27
11


1-2
?
1
1
2
12
1
1
1
1
1
3
2
1
•
1
0
1
1
10
0
2
t
1
1




27
12


2-3
2
1
1
1
11
1
1
1
1
3
2
1
y
1
0
1
1
10
0
1
1
0
1




27
11


3-4
1
1
1
1
1
1
1
1
1
2
1
1

1
0
1
1
11
0
1
1
1
1




27
11


4-5
2
1
1
1
1
1
1
1
2
2
2
1

1
0
1
1
9
1
1
2
1
1




27
9

A
5-6
8
3
t
1
3
3
2
2
3
3
2
1

2
1
1
3
8
3
2
2
1
0




27
9

M.
6-7
l§
4
3
2
3
5
3
4
4
4
3
2

5
1
1
4
20
7
3
3
1
1




27
20


7-8
10
8
4
4
1
3
6
4
5
5
2
4
2

4
1
1
4
17
9
4
4
1
1




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17


8-9
10
4
3
3
2
4
3
3
5
4
2
3
2

4
2
2
3
9
7
3
3
1
1




27
10


3.10
7
3
2
2
2
2
2
2
2
3
3
3
4
2

3
2
2
Z
4
2
3
2
1
1




27
7


IO-1 1
!
3
2
2
1
2
2
2
2
2
3
3
2

2
2
2
?
2
2
3
2
1
1




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5


1 1.12
!
3
2
1
2
1
1
1
1
3
2
2
1

2
4
2
1
2
I
2
2
1
1




2
27
4


12-1
2
2
2
1
1
2
1
2
2
2
2

1

3
2
2
2
1
2
1
1
1




2
25
3


1-2
2
4

1
1
2
1
1
2

1

1

3
2
2
2
2

1
1
1




21
4


2-3
I
4
2
1
1
2

2
3

2
2
2
2
3
1
2
2
1
4
2
1
1




25
4


34
4
8
3
1
1
3
1
2
4
4
2
4
2
3
2
1
3
5
3
3
2
2
1




27
8


4.5
4
4
8
2
2
1
2
1
2
3
4
2
3
2
3
2
2
3
4
3
5
2
1
1




27
8

p
5-6
5
6
3
2
2
2
1
2
3
4
2
6
3
2
3
3
4
4
3
5
3
2
2




27
6

M.
6-7
4
4
3
3
4
2
3
2
3
2
5
2
12
3
2
2
3
5
2
3
3
3
2
2




27
12


7-8
3
1
3
6
2
3
3
?
3
5
2
15
4
3
2
?
3
6
2
4
2
2
?
1




27
15


8-9
2
1
2
9
2
3
1
1
2
3
2
9
3
1
2
3
8
2
3
2
1
2
1




27
9


9.10
I
1
3
11
2
3
2
1
2
3
2
5
4
2
2
2
7
1
3
2
1
3
1




27
11


IO-I 1
2
1
2
11
2
3
3
1
1
4
2
4
3
2
2
2
2
7
1
?
1
1
?
1




27
11


1 1-12
2
2
2
11
1
2
3
1
2
3
2
2
5
3
2
2
2
7
1
2
1
1
2
1




27
11


MEAN
3.9
2.8
2.9
2.2
3.2
4.2
2.2
2.1
1.8
2.3
3.0
3.1
2.6
2.1
3.8
3.2
2.5
2.0
1.8
1.8
3.2
5.7
2.6
2.4
1.8
1.1
1.0




2.6
5.7

NO,
OF
MRS.
23
2<
?t
23
24
24
2<
23
-2<
24
22
2<
24
2<
22
24
24
22
24
24
2<
2<
24
25
24
24
2«




636



MAX.
11
10
9
13
14
6
9
5
7
7
9
8
6
IB
9
10
9
7
9
10
26
11
9
6
4
3





26

to
C/1
         * 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 of Ait Pollution. Public Health Service
U. S. Department of Health, Education, and Welfare

Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
                   Table 3-11

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED  ANALYSIS
WASHINGTON.D.C.

CARBON  MONOXIDE
       NOV.  1968
DAY
MONTH
1
2«
30
A
9
6
7
8
90
U
12
13
15
170
18
19
20
21
22
23o
2$o
25
?6
27
28
29

MEAN
NO.
MAX.

12-1













2
3
2
2
10
2
2
g
2
3
2


12
10

1-2













2
3
2
2
11
2
1

2
S
1


12
11

2-3













2
3
2
1
11
2
1
2
2
4
1


12
11

3-4













2
3
2
1
7
2
1
7
2
3
1


12
7

4-5













2
3
2
1
6
2
2

2
2
1


12
6
A
5-6













2
3
2
2
9
2
2
2
1
2
2


12
9
.M.
6-7













3
*
3
3
7
2
3

2
2
2


12
7

7-8













6

7
5
9
2
7

5
3
4


12
9

8.9













6
7
5
7
14
z

7
8
3



12
14

9-10













5
*
3
7
9
2
3
7
8
5
*


12
9

10-11












3
4
.4
3
5
3
2
3

6
9
3


13
6

1 1-12












3
4
4
2
5
3
2
3
«
5
3
3


13
5

12-1












3
4
4
3
4
3
2
3

6
2
3


13
6

1-2












2
4

3
4
3
3
4


3
5


11
5

2-3












2
4

3
5
3
2
3


3
4


11
5

3-4












3
4
4
3
4
3
3
3

6
5
4


13
6

4-5












4
6
4
4
7
3
4
5

8
5
5


13
8
p
5-6












5
6
5
5
10
3
2
5

11
3
4


13
11
M.
6-7












3
4
3
3
9
2
2
3

8
4
3


13
9

7-8












3
4
3
2
7
2
2
2

5
2
3


13
7

8-9












3
3
2
2
7
2
2
2

6
1
3


13
7

9-10












2
3
2
7
6
2
3
3

6
2
3


,13
,6

1O-1 1












2
3
2
2
7
3
3
3

4
2
2


13
7

1 1-12












2
3
2
2
8
3
3
3

4
2
3


13
8

MEAN












2.9
3.6
3.6
2.8
4.9
5.5
2.2
3.1

.7
4.9
2.9
2.9
3«7


5.5
NO.
OF
MRS.










*

1<
24
22
?4
24
24
24
24
9 *
22
24
24


296


MAX.












6
11
17
18
14
19
5
10

13
7
9
8


19
           Indicates Saturday or Sunday
           Local standard'time used
                                                                                                                   TABULATED
                                                                                                                               MED.. 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 of Health. Education, and Welfare

        Robert A. Taft Sanitary Engineering Center
        Cincinnati. Ohio 45226
                  Table 3-12

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
                  INFRARED  ANALYSIS
WASHINGTON,0.C.
CARBON  MONOXIDE
       DEC.  1968
DAY
MONTH
1"
2
3
4

6
7«
8*
10


12
13
14«
15«
16
17
18
19
30

21«
22«
23
24
25
26
57
28«
29«
an
31
MEAN-
NO
MAX

12-1
5
4
4
3

3
5
3
4

5
5
3
3


3
4
2
1
2
2
3
1
•)
2
3
29
6

1-2
4
4
3
2

3
4
3
3

4
4
3
3


2
4
1
I
1
I
2
I
3
29
5

2-3
5
4
3
3
2

4
3
3
•i

4
4
3
3


3
1
2
\
2
1
1
3
29
5

3-4
S
4
2


3



4
3
5


3
3
1
1
2

2
1
1
3
29
5

4-5
5
4
2


3


4
4
3
4


2
3
*
1
2
2
1
1
1
29
5
A
5-6
5
4
2

3
3
4

s
4
3
4


2
1
1
1
2
1
1
?
1
3
29
6
M.
6-7
5

3


3



5
3
5
5

2
3
1
2
1
3
2
1
1
29
9

7.8

| *
4

8
4



6
3
7
R
1 rt

3
2
3
3
2
4
2
1
2
29
IB

8-9


6

8
3
7

i n
6
3
8
IS

3
5
3
1
4
3
1
3
29
13

q-ro


6

6
3


g

3
B
7
1 »

3
3
3
1
3
2
1
3
28
13

IO-I 1


4

3
2



4


4

4
2
3
1
3
1
1
2
28
10

11-12


4

3
3


j
3
3

4

2
2
3
2
2
3
1
2
2
27
7

12-1


4

4
2


Y
3
3
2
4

2
2
3
2
1
3
1
2
3
29
7

1-2


5

4
3



4

3
4

1
2
3
2
1
3
1
2
3
29
6

2-3




4
3



4

3
4

1
2
2
2
J
2
1
2
3
28
5

3-4


4

5
3



5

3
6

2
2
2
2
1
3
1
2
4
30
7

4-5

5
5

8
4



7

4
5
5
10

3
2
3
3
1
4
1
2
5
30
10
p
56

6
5

11
3



7

5
7
6
11

3
3
3
2
2
3
1
2
6
30
11
M.
6-7
4
4
3

8
3



5

4
6

3
2
3
2
2
2
1
2
5
30
9

7-8
4
4
2

6
3
3


3

4
5

3
3
2
1
2
2
1
2
3
30
7

89
5
4
2

6
3



3
2

3
5

3
3
1
1
1
2
1
2
3
30
8

9-10
5
4
3

6
3
3


3
2

3
7

4
2
1
1
2
2
I
2
3
30
9

10-1 1
6
3
2
3
6
3
3


2
3

3
12

6
2
1
2
2
2
2
2
2
30
12

1 I- 12
5

2
3
4
3



2
3

4
6

5
2
1
2
2
3
2
2
2
30
6
DAILY
MEAN
4.3
4.6
5.5
3.3
3.4
5.1
3.5
3.0
3.7
5.0

.3
4.3
3.1
3.0
3.6
3.6
4.5
5.9
4.9
2.7
2.4
1.9
1.7
1.5
2.7
4.2
1.5
1.6
2.7
2.6
3.5
6.3
NO
or
MRS
?<•
2<
Z'
2!
2<
24
2<


9«
2C
M
24
23
24
24
24

24
24
24
23
24
24
24
24
24
TOC
9-MIN.
MAX.
16
9
21
10
11
16
9
9


14
6
7
22
12
10
18
15
12
8
8
6
4
6
i A
4
4
8
22
ro
            Indicates Saturday or Sunday
            Local standard time used
                                                                TABULATED   WED..  SEP. 10, 1969

-------
to
00
        CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory ol Engineering and Physical Sciences
Division ol Air 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
WASHINGTON.D.C.
    NITRIC OXIDE
       JAN.  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



MAX. j

12-1
:83
.05
.1C
.oc
.1C
.0?
.01
A.M.
1-2
.01
.04
.OH
.00
.09
.U2
.01
.04 .03
.05
.03
.02
.11
.00
.00

.00
.02
.04
.46
.09
.39
.02
.03

.01

.05
.69
.16
.07
.03
.02

.09
30
•"
.04
.oJ
2-3
•8?
.01
.04
.Or1
.00
.19
.01
.00
.01
.03
3-4
.02
.08
.04
.Or"
.00
.09
.01
.00
.02
.03
.02 .01
.01; .01 .02
.12
.oc
.OC

.oc
.oil
.11
.OC
,oq

.oc
.01
.021 .03
.11
.OC
.oc

.oc
.03
.02
4-5
:8I
.04
.0?
.01
.03
.01
.on
5-6
:?8
.05
.08
.01
.03
.01
.01
.01 .02
.03j .05
.01
.02
.in
.00
.00

.01
.01
.02
.11
.00
.00

.01
.05 .07
.14 .10
.351 .26! .22{ .23
.Ok .14
.471
.01
.01

.00

.05
.49
.11
.08
.01
,00

.07
28
.49
.*!
.13
.26
.03j .061
.00 .00

.00

.05,
.43

.00

.04
.49
.10 .02
.08
.01
.00
.06
.00
.00

.07, .06
30 30
.43 .49
.05
.06
.10 .10
.OT .12
.oq .00
1
.00; .00
1
.04j .03
.30! .26
.02 .05
.071 .09
.00 .02
.ooj .00

.05
30
.313

.05
30
.26
6-7
:?§
.04
.01
.01
.03
.01
.01
.04
.01
.02
.04
.11
.oc
.021
7-8
.0(
.If
.Of
.U
,0<
.06
.01
.0<
.07
.13
.04
.06
.11
.OC
.06
i
.01 .03
.08 .12
8-9
• oc
.18
.11
.11
.06
.0«
.01
.05

.15
.05
.10
.10
.00
9-10
.00
.It
.12
.19
.04
.06
.01
10-11
:?!
.12
.1C
.03
.OC
.OC
.04 .0!
.07 .0!
.13 .09
.05 .04
.14
.OS
.OC
.06 .0!

.05j .03
•

.0!
.Of
.OC
.0!

.03
.0?
.33J .38 .34, .38 .27
.271 .291 .34] ,49{ .43
.10 .22 .36
.11
.09 .14
.21 .26 .35
.02 .OB .16
; .02 .03
.01 .04 .06
I :
.05
.35
.32
.10
.08 .10
.44' .42
.25 .21
.12 .13
.04 .10 .14
.'00 .03


.091 .11
30 31
.35 .44
.05

.13
29
.42
.26! .15
.14
.03
.26; .17
• 13^ .09
.03 .02
.04

.09 .06
.42; .46
.18i .11
.12 .12
.13
.05

.13
.17
.04

.10
30 I 30
.*« .46
1 1-12
:??
.09
.08
.03
.05
.01
.02
.05

.04
.03
.06
.00
.04

.02
.04
.16
.31
.07
.01
.07

.02


.04
.24
.11
.09
.16
.02

.07
28
.31
P.M.
12-1
.01
.1C
.Of
.1C
.03
.0!
.0]
.02
.0!

.02
.04
.04
.01
.04

.02
.05
.17
.111
.02
.oc
.03

.02J
.03

.03
.07
.1C
.05
.13
.02

.05
29
.17
1-2
.01
.OS
.01
.1C
.02
.04
.01
.02
.0!
.02
.02
.0!
.02
.02
.03

.02

.11
.01
.01
.OC
.02
,08
.02
.04

.02
.06
.09
.03
.03
.01

.041
30
.11
2-3




































3-4

.11



.0]
.02
.04




.02



.03

.011




.02



.04






9
.11
-»-5
.0;
.Of
.if
.02
.0«
.04
.01
.0<
.01
.04
.0'
.01
.01
.02
.Of

.0^
.06
.14.
.03
• 03
.01
.02
.0;
.03
.04

.0!
.06
.OH
.03
.09
.07

.05
31
.16
5-6
.02
.10
.24
.03
.08
.04
.02
.0-5
.08
.05
.05
.11
.01
.01
.09

.05
.09
.32
.07
.07
.00
.06
.05
.04
.08

.08
.23
.07
.06
.16
.10

.08
31
.32
6-7
.03
.09
.2:
.02
.12
.04
.01
.0!
.0!
.06
.0!
.1C
.OC
.01
.04

.04
.1C
.42
.OS
.13
.01
.07
.04
.03
.06

.11
.3C
.OS
.OS
.12
.07

.OS
31
.42
7-8
.0'
.01
.?•
.01
.12
.04
.01
.0;
.04
.05
.0!
.1C
.OC
.01
.02

.02
• 1<
.44
.Of
.22
.01
.07
.01
.02
.07

.1 1
.27
.1C
.11
.03
.07

.08
31
.44
89
.0'
.0<
.2(
.01
.14
.02
.01
.0^
.04
.05
.0'
.11
.or
.02
.02

.01
.14

.07
.35
.07]
.06
.OC
9-1O
.0<
.0<
.21
.01
.13
.01
.01
.0!
.04
.03
.04
.11
.Of
.02
.01

.02
.Of

.Of

.02
.06

.02 .02
.oil

.14
.4C
.08
.06
.03
.03

.08
30
.40
.07

.36
.21
.06
.06
.02
.02

.07
2fl
.36
10-11
.09
.08
.If
.0(
.11
.01
.01
.0'
.04
.04
.0'
.11
.or
.01
.oc

.02
.07

.11
.40
.07
.02

.01
.081


.21
1 1-12
.05
.06
.13
.00
.10
.02
.02
.05
.05
.03
.02
.11
.00
.01
.00

.03
.10
.43
.OB
.38
.02
.02

.01
.08

.59
.20
.07 .06
.06
.04
.01

.06
28
.40
.04
.03
.00

.09
30
.59

MEAN
.019
.104
.115
.062
.051
.053
.011
.028
.043
.058
.031
.065
.059
.007
.028

.023
.066
.224
.198
.156
.107
.093
.044
.022
.039

.103
.309
.112
.078
.068
.028

.078

.309
NO.
OF
MRS.
11
?•>
2/
22
?J
22
2'
22
2C
71
22
2?
2!
22

22
2C
1
-------
       CONTINUOUS MR MONITORING PROGRAM
       Alt Quality Section. Laboiatoi) of Engineering and Physical Sciences
       Division ol Ail Pollution. Public Health Setvice
       U. S. Department of Health. Education, and Wellaie

       Robeit A. Taft Sanitaiy Engineeiing Center
       Cincinnati. Ohio 45226
                                                                      Table 3-14

                                                             HOURLY AVERAGES OF
                                                   GASEOUS  POLLUTANT CONCENTRATIONS
                                                                CONCENTRATION IN PPM
                                                                  COLORIMETRIC  ANALYSIS
WASHINGTON,O.C.

    NITRIC OXIDE
        FEB.  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




\0
MAX

12-1
.OC
103
.01
.OC
.oc
.0?
.54

.02
.00
.01
.00
.00
.01
.03
.00
.10
.00
.01
.28
.00

.10


.25
.27
.04



.07
24
.54

1-2
.oc
.0:
.oc
.oc
.oc
.01
• '4

.02

.01
.02
.01
.01
.04
.00
.06
.00
.01
.20
.00
.01
.04


,3C

.15



.05
23
.34

2-3
.oc
.oc
.oc
.oc
.oc
.01
«3C

.01

.oc
.oc
.oc
.01
.oi
.00
.04

.01
.14
.00
.01
.05


.26
.25
.05



.05
23
.30

3-4
.oc
.01
.oc
.oc
.oc
.oc
.2S

.01

.01

,od
.oc
.01
.00
.06
.00
.00
.11
.00
.00
.08


.23
.16
.02



.04
23
.29

4-5
.OC
.oc
.oc
.oc
.oc
.oc


.oc

.00

.00
•°1
.07
.00
.04
.00

.07
.00
.00
.08


.16
.12
.00



.01

•"
A
5-6
.00
.01
.00
.00
.00
.00
.24



.00
.00
.00
.02
.08
.00
.04
.00

.05
.00
.01
.07


.09
.15
.00



.03
22
.24
M
6-7
:8<
.oc
.oc
.01
.02
.If
.00


.00
.01
.00
.03
.13
.01
.03
.00
.02
.08
.00
.02



.12
.16
.00



.04
23
.18

7-8
.0;
.O4
.02
• o^
• 0*
.06
.21
.02
.0*
.00
.01
.04
.02
.06
.31
.07
.oJ
.00
.06

.02
.08



.18
.25
.05



.07
25
.31

8-9
.0:
.01
.02
.01
.Ot
.oe
.16
• 04
.OS
.01
.01
.09
.03
.09
.14
.10
.04
.01
.07
.28
.03
.06



.19
.17
.07



.08
25
.28

i-to
.02
.05
.02
.00
.0!
.04
«0(
.02
.04
.01
.00
.05
.02
.06
.2,
.06
.05
.02
.06
.12
.02
.03


.05
.14
.14
.08



.06
26
.29

1O-1 1
.03
.02
.OC
.02
.01
.02
.01
.03
.01
.OC
.03
.01
.03
.13


.01
.03
.04
.01
.02


.07
.06
.03
.05



.03
23
.13

1 1-12
.03
.01
.00
.01
.00
.03
.00
.02

.00
.03
.01
.02
.07

.02
.01
.03
.04
.00
.02
.03

.01
.03
.02
.04



.02
24
.07

12-1
.03
.01
.OC
.01
.OC
.02
.OC
.02
.02
.OC
.02
.ol
.02
.04
.01
.02
.0!
.02
.02
.01
.01
.02

.00
.01
.02
.04



.02
26
.04

1-2
.0:
.03
.01
.OC
.01
.OC
.01
.OC
.01
.01
.OC
.02

.02
.03
.01
.OC
.00
.02
.02
.01
.01


.01
.00
.03
.07



.01
25
.07

2-3



















.00











1
.00

3-4

.oc
.oc




.02


.01
.OC


.01
.oc

.03

.01
.01










10
.03

4-5
.0!
.OC
.OC
.02
.02
.01
.02
.02
.01
.OC
.02
.01
.03
.OC
.01
.OC
.OC
.03
.02
.03
.02
.01

.0]
.01
.01
.oe



.02
27~
.09
p.
5-6
.05
.15
.00
.00
.05
.06
.04
.05
.05
.01
.00
.03
.03
.08
.01
.04
.00
.00
.04
.04
.04
.04
.01

.03
.03
.03
.06



.03
27
.15
M.
6-7
:?2
.01
.OC
,ot
.oe

.o«
.02
.01
.oc
.03
.02
.OE
.01
.01
.01
.01
.06
.03

.05
.01

.04
.04
.04
.01



.04
26
.12

7-8
.01
.oc
.oc
Q4
.OS
.02
.01

.01
.OC
.01
.01
.0!
.01
.07
.OC
.02
.05
.01

.05
.02

.Q4
.Ot
.07
.0*



.03

.09

8-9
.01
.0:
.Of
.0(
.oe
.ie
.0;
.03
.03
.01
.OC
.01
.OC
.04
.OC
.08
.on
.01
.06
.oc

.11
.03

.06
.15
.11
.02



.04
26
.IS

9-10
.01
.01
«oc
.oc
.04
.21
.01
.03
.03
.01
.OC
.OC
.01
.03
.OC
.OSj
.OC
.01
.06
.OC

.13
.03

.27
.15
.10




.05
25
.27

10-11
'.ol
.Of
.oc
.04
.24
.01
.02

.01
.OC
.oc
.01
.01
.oc
.06
.OC
.02
.12
.00

.08
.02

.40
.22
.07




.06
25
.40

1 1-12
.05
lot
.00
.00
.02
.55
.00
.01
.01
.01
.00
.00
.01
.01
.00
.11
.00
.01
.29
.00

.11


.38
.29
.05




.08
25
.55
DAILY
MEAN
.032
.035
.006
.001
.023
,075
.125
.024
.023
.008
.002
.019
.010
.031
.065
.036
.024
.007
.051
.076
.009
.041
.038

.101
.135
.107
.046



.043

.135
NO.
OF
MRS
\\
2'
22
22
22
22
If
21
1!
22
21
22
22
22
21
27
21
21
22
16
22
16

P
22
21
19




552


MAX
• 1 0
.19
.04
.01
.08
.65
.59
.09
.07
.02
.02
.11
.03
.11
.39
.17
.13
.03
.32
.34
.04
.14
.11

.43
.32
.30
.17





.65
CO
CO
* Indicates Saturday or Sunday
  Local standard time used
                                                                                                                           TABULATED   WEO.t  SEP.  10t

-------
        CONTINUOUS AIR MONITORING PROGRAM
        Ail Quality Section. Laboratory of Engineering and Physical Sciences
        Division ol Ail Pollution. Public Health Service
        U. S. Department ol Health. Education, and Wellare

        Robert A. Taft Sanrtaiy Engineering Centei
        Cincinnati. Ohio 45226
                   Table 3-15

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
WASHINGTON,O.C.

    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«
31*


MAX

12-1

.03
.oc
.00
.01

1-2

,U1
.oc
.00
.oc
.08 .03


2-3

.01
.oc
.00
.00
.04

.04' .04 .01
.21
.02
A.M
3-4

.01
.oc
.00
.00
.07

.00
.05 .06, .08
.02
.02
4-5

.01
.oc
.oc
.01
.Of

5-6

.02

.00
.02
.07

.00 .00
.07 .02
.02 .01; .01
.00 .00 .00 .00
.01
.01 .01 .00
,03 ,05| .06 .04
.00
.02

.04
.00
.00
.00
.03
.02
.05
.00
.01
.02
.01
.01
.01
.21
.01
.01
,, .03
j. 29
! .21
.oq .00
.00 .00

.05
. 	
.03
oOO .00
.00! .00
.oq .00
.02 .01
.00 .oq
.07 .08,
.od .00
.01 .01
.01 .01
.00: .oq
.01 .04
.01
.01
.12 .06,
.01
.00
.02
29
.12
.01
.00
.02
29
.08
.OC
.OC

.od .00
.od .02
.031
.oc
.00

.02 .01
.04
.00
.00
.00
.00 .00 .00
.od .00 .00
.oq .oq .00
.01
.oc
.11
.01 .01
.Ol' .01
.06 .03
.00 .00 .00
.oq ,oii ,01
.01 .01 .01
.oq' .00 .01
.09! .08 .04
.01 .or .02
.09] .07 .04
.00 .00 .00
.00
.02
29
.11
,oo| .00
.02
29,
.08
.01
28
'.07
5-7

.01

.oc
.0*
.05

.02
.06
.00

7-8

. 0^
.oc
. 02
.14
.06
.03
.07
.06
.01
8-9
.01
.05
.OC
.03
.01
.06

9-10
.01
.0^
.oc

1O-I 1

.01
oOC
.02 .00
.03
.08
.02 .02
.oc
.0!

.08 .08 .0!
.06 .04 .02
.01
.od .oil .02
11-12

.01
.00
.01
.00
.04

.03
.01
.01 .01 .01
.01 .01 .01
.02 .0* .09 .09 .07 .04
.03
.01
.02
.00
.00
.00
.01
.03
.02
.OT
.00
.01
.03
.03
.08
.08
.08
.00
.01
.03
28
.08
.04' .03
.04 .04
.02 .01 .01
.02 .01 .00
.05 .06 ,02| .01 .00
.04 .05
.02

.Oil .02
.00 .00 .00' .00 .00
.OQ .01
.01
.06 o04
.od .00
1
.08 .09 .05 .04 .03
.05 .08 .09 .10 .08
.10 .10 .09 .05, .03
.00 .00 .02 .03 .04
.01 .01
.06
.0* ,06
.15 .20
.01
.01
.03 .01
.04 .04
.21 .12
.11 .12 .13
.14 .22| .15
.01 .01
.01 .01
.05
30
-.15
.11
.03!
.01! .01
.01 .01
.06 .04
30
.22
30
t>21
.03
28
.12
.01
.01
.01
.06
.10
.01
.01
.01
.02
28
.10
P.M.
12-1
.oc
.01
.oc
.02
.OC
.03
.00
.02
.00
.01
.00
.04
.01
.00
.00

.02
.00
.00

1-2
.OC
.oc
.oc

.oc
.02
.OC
.01
.oc
.00
.oc
.04
.01
.OC
.od

.oc
2-3

















.00
3-4
.or
.oc
.00



.oc

.oc
.oc

.04

.0]
.00

.00
.00
.00 .00


.02 .021
.OT' .04
.01 .01
.01
.00
.03

.04 .03
.01
.01
.01
.02
.03
.01
.00
.01
.01
30
.07
.01
.01
.01
.01
.01

.01
.00
.01
28
.04








.00
.01
.01

.01
.01
.00
.01
21
.04
4-5
.Of

»0(
.01
.01
.0-
.01
.0;
.oc
.oc
.00
.06
.01
.01
.01

.00
.00
.00
5-6
.01
.00
.00
.01
.03
.02
.02
.02
.00
.00
.00
.07
.01
.02
.03

.00
.00
.01
.00 .02
.01 .02
.031 .06
.Oi .02
.01 .01
.01
.01
.01
.01
.01
.02
.01
.00
.01
31
.06
.01
.03
.01
.02
.03
.04
.01
.01
.02
31
.07
6-7
.01
.oc
.oc
.oc
.01
.02
.02
.01
• 0<
.oc
.oc
.1C
.01
.02
.02

.OC
.OC
.01
.02
.03
.02
.OC
.01
.01
.02
.02
.07
.04
.06
.01
.01
.02
31
.10
7-8
.01
.0(
.oc
.02
.1!
.01
,0i
.11
.1:
.oc
.00
.11
.01
.06
.03

.00
.00
8-9
.01
.oc
«0(
.05
.If
.OC
.Of
.o<
• i *
.01
.00
.11
.01
.10
.02

.00
.00
9-1O
.OJ
.0(
• 0(
.0<
.!<
.OC
• 0^
.0!
.1C
.oc
.00
.13
.01
.09
.01

.00
.00
.od .od .00
.03
.05
.02
.00
.03| .04
.05 .03
.02 .04
.00 .00
.01 .02 .01
.02, .02 .02
.02
.01
.28
.07
.08
.02
.01
.04
31
.28
.01 .01
.01 .01
.29! .22
.15, .17
.02 .02
.02 .01
.01
.05
31
.29
.01
.0-5
31U
.22
10-11
.07
.00
• Of
.02
.11
.OC
.Of
.OT
.11
.01
.00
1 1-12
.02
.00
.00
.01
.07

.05
.16
.04
.01
.01
.06 .05
.01 .00
.11 .05
.01 .03
1
.00 .00
.00' .00
.od .00
.04 .06
.02 .02
.04 .06
.00 .00
.01 .01
.02 .02
.01 .01
.01 .01
.05 .03
.18 .08
.02J .01
.01 .01
.01
.01
.03 .03
31 30
i .18
.16

MEAN
.009
.010
.000
.012
.053
.041
.031
.046
.060
.008
.004
.052
.020
.025
.014

.014
.000
.002
.019
.0?9
.040
.039
.Oil
.012
.016
.015
.090
.068
.068
.009
.006
.027

.090
NO.
OF
MRS.
1'

2]
21
22
21

22

23
22
22
25
22
22

£•!
22
23
If
23
2,
22
22
22
22
23
22
22
22
23
23

673


MAX,
.03
.05
.02
.06
.24
.10
.12
.24
.26
.03
.03
.16
.07
.14
.08

.07
.01
.02
.07
.10
.11
.12
.04
.03
.08
.08
.42
.24
.24
.02
.02


.42
CO
o
          * 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 3-16

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
WASHINGTON,D.C.

    NITRIC  OXIDE
      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


MAX

12-1
:8c
.01
.01
.03
A.M
1-2
.oc
.oc
.01
.01
.00 .OC
.oc
.oc
.OQ .OC
.03 .02
.00 .OC
2-3
:8c
.01
.01
.01
.oc
.oc
.oc
.02
.OC
3-1
.OC
.oc
.02
.01
.01
.oc
.oc
.oc
.02
.01
.01 .01 .01) .01
.27 .Oil .031 .0!
.03 .02
.1* .11
.00 .OC
.01 .01
.07
.01 .01
.01 .01
.03 .01
.00 .01
.01 .01
.11! .0?
.00 .00
.00

.00
.oc
.03
.01
.011 .02
.01 .01
.02
.01 ,00| ,00 .OC
.01 .OOJ .00 .00
.00 .00 .OO; .00



'

4-5
.OC
.oc
.01
.0]
.01
.oc
.Or
.OC
.01
.01
.01
.271
.02
.0"
.OC
.oc
.021
.on
.04
.00

.01
5-6
:88
.02
.01
.01
.00
.00
.00
.01
.01
.03
.27
.01
.15
.00
,00
.02
.00
.02
.00
.01
.02
.001' .00
.OQ .00


.01 .02 .05J .04 .02 .03
.01 .00 .00 .00 ,0f» .00
.09 .05 .01 .01,
.01 .00
.03 .02 .02 .03 .0? .06
.01 .01 .01 .01
.01 .05
.03 .02 .01 .Oil .02: .03
29
27 , 28 , 28
.27 .11 .11 .08
28 29
.27. .27
6-7
.OC
.02
.02
.02
.02
.OC
.od
.01
.04
.04
.02
.20
.03
7-8
.02
.oe
.0!
,0<
.03
.OC
.01
• 0<
.09
.01
.04
.12
.05
.26! .1C
.01 .02
.Oil .03
8-9
:8
.oe
• 04
.04
.01
.01
.0!
.01
.05
.04
.08
.07
.09
9- 1O
.02
.01
.05
.04
.03
.01
.01
.02
1O-11 11-12
.Oil .01
.01 .01
.03 .03
.02

.OC
.oc
.02
.01 .01
.10
.03
.06
.06
.05
.04- .06
.02 .01
.1C
.03
.0!
.02

.01
.00
.04
.00
.05
.02
.02
.10 .06
.02 .01
.06 .03
.01
.02 .04! .04!
.OZJ ,05| .04) ,031 .01
.061 .061 .03| .02) .Oil
.01, .02 .01 .01
.01

,03 ,03 ,03, .021 ,02
.01' .02 .02! .01 .02
.01 .05 .03 .06' .04



j
.06 .06, .08 .03
.01 .03 .04 .05 .041
.03 .03 .01 .01 .OC
.04' .02 .02
.10. .08 .03
.02 .01
.01
.01
.01
.00
.00

.02
-.01
.03



.03
.00
.01
.01
.04 .04 .04 .03 .031 .02
2fl 27 ' 28 26 25 1 26
.26' .12 .09
.10 .10 .06
P.M.
12-1
.01
.01
.02
.02
.01
.01
.OC
.02
.OC
.02
.02
.01
.01
.01
.02
.01
.01
.01
.001

.oc
.02
.01
.09


.01
.04
.OC

.oi
.01
28
.05
1-2
.01
.02
.01
.01
.OC
.OC
.03
.OC
.02
.01
.01
.01
.oc
.01
.01
.01
.oc
.00

.00
.02
.01
.08


.01
.04
.00
.02
.01
.01
27
.08
2-3

































3-4
.01
.01
.02
.01
.02
.OC
.OC
.11
.OC


.01

.oc
.01

.01
.00


.00





.01

.00


.01
17
.11
4-5
.01
.0;
.0'
.02
.02
.00
.00
.11
.01
.02
.01
.01
.00

.01
.01
.01
.01
.01

.00
.01
.00
.05


.01
.02
.OC
.04
.03
.02
27
.11
5-6
.01
.05
.06
.03
.01
.00
.00
.08
.01
.03
.02
.02
.00

.01
.02
.01
.01
.01

.00
.01
.01
.07


.02
.02
.00
.02
.02
.02
27
.08
6-7
.01
.02
.04
.03
.01
.OC
.OC
.02
.01
.03
.02
.01
.0\
.OC
.01
.02
.01
.01
.01

.01
.02
.01
.04


.01
.04
.01
.03
.01
.02
28
.04
7.8
.01
.03
.02
.03|
.01
.00
.00
.03
.01
.02
• 04
• 02
.02
.OC
.01
.03
.01
.03
.02
.00
.01
.02
.00
.0*


.01
.05
. 04
.03
.0!
.02
29
.05
8-9
.0]
.02
.02
.01
.OC
.OC
.02
.OC
.02
.01
.02
.OC
.Of
.01
.09
.04
9-10
.0]
.0;
.0!
.OC
.01
.od
.01
.00
.03
.13
.02
.05
.or
.01
.14
.03
.05 .05
.02 .02
.OC
.01
.01
.00
.01
.01
.00 .00
.05, .07
i
1
.011 .01
.04 .0'
1O-1 1
.01
.01
.02
.11
.oc
.01
.oc
.01
.00
.01
• .14
.03
.01
.00
.01
.16
.02
.05
1 1-12
.00
.01
.03
.10
.00
.00
.00
.02
.00
.01
.35
.02
.11
.00
.01
.12
.01
.05
.05 .06
.Oil .00
.Oil .01
.02 .01
.00 .00
.11

I
.01' .01
.14 .16
.10! .oa' .04 .02
.02 .02
.01 .01
.031 .03
29 29
.01 .01
.01 .01
|
.04 .04
29 28
.10 .14 .16 .35
DAILY
MEAN
.009
.021
.026
.031
.014
.002
.002
.028
.013
.029
.048
.072
.036
.057
.016
.032
.022
.019
.022
.006
.006
.015
.006
.038


.025
.037
.023
.024
.022
.024

.072
NO
OF
MRS
2«
2t
21
22
21
21
23
23
"23
22
27

22
21
23
27
19
23
22
16
1ft
22
22
Zl


21
27
21
2C
27

621

3-MlN
MAX
.03
.08
..16
.05
.02
.02
.12
.09
.12
.41
.43
.16
.28
.08
.16
.10
.07
.09
.05
.04
.05
.03
.13


.09
.17
.12
.07
.12


.43
  * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WED..  SFP.  10,  1969

-------
CO
to
        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 3-17

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                         CONCENTRATION IN PPM
                                                                           COLOR1METRIC ANALYSIS
                                                                               WASHINGTON,D.C.
                                                                                   NITRIC  OXIOE
                                                                                        MAY 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
.oe
.00
.06
.03
.01
.oq
.00
.38
.00
.01
.03
.05
.01
.01
.02
.01
.07
.02
.01
.oq
.03
.01
.16
.02
.03
.24,
.0
-------
       CCCTHJOUS MR MONITORi:.. f KitGRIM
       Ait Quality Section. Laboratory ot Engineering and Physical Sciences
       Division ol Air Pollution. Public Health Service
       U. S. Department of Health. Education, and Welfare


       Robert A. Tail Sanitary Engineering Center
       Cincinnati. Ohio 45226
                   Table 3-18

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
WASHINGTON,O.C.

    NITRIC OXIDE
       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*

MEA\

MAX

12-1
»o<
,0(
.03


.01
A.M.
1-2
.0!
.OC
.04

.22
.01
.01 .01
.oj
.od
.01
.01
.02 .01
.00 .00
.01
.01
.03 .02
.01 .00
.04 .02
.03 .03
.01 .00



2-3
,0«
,uc
.03

.13
.01
.01
.OC
.01
.02
.OC
.oc
.01
.00
.03
.03
.03

,oc .oc
.01 .01

.01
.01
.01

.01
.01
.01
.OC

.00
.01
.01
.00 .oq .00
.05 .03
.01
.01
.03
.oq .01
.oq .01
.00 .00 .00
.04 ,03| .01


3-4
.03
.OC
.02

.!<
.01
.0]
.OC
.02
.09
.OC
.OC
.OC
.OC
.03
.02
.OC

.OC
.00

.OC
.0]
.01
.01
.04
.01
.01
.01
4-5
.02
.OC
.02

.1C
.01
.OC

.0?
.06
.OC
.OC
.OC
.01
.0!
5-6
.04
.00
.06

.18
.04
.01
.00
.02
.09
.01
.02
.01
.01
.06
.01 .02
.00 .01
.04
.oq .01
.00 .01
1
.OOJ .02
.00 .00
.00 .00
.oci .00
.06, .15
.01 .02
.00 .00
.01 .02
.oil
.01

.02 .02
25
28
.05 .22

.01 .02
27 i 27
•H •"
.01 .01

.Oil .03
26 28
,iq .is
6-7
.04
.0]
.!<

.34
.01
«0<
.02
.01
.0?
.02
(o<
.03
.03
.08
7-8
.02
.0]
.IE

.22
.01
.05
.02
.00
.05
.04
.06
.03
.02
.06
.021 .02
.02 .02
.07, .04
8-9
.01
.01
.1;

.03
.02
.03
.02
.01
.02
.03
.04

.02
.04
.01
.02

9-10
.01
.01
.06

.01
.02
.02
.Olj
.OC
.02
.03
.03

.01
.02
.01
10- 11
.01
.0]
.02


.01
.OC
.OC
.01
.01
.02
.02

.01
.01
.or
.01 .01
.Oil .01
,03| ,05| .04j ,03| .011
.01 .01; .01
1
.031 .031 .02
.oil .01! .01
.00 .001 .00
.02J .03 .01
.It .08 .02
.05 .05 .03
.Oil .01 .01
.OS, .05 .02
.04, .04 .03
.04; .03' .02
1

1
.Olj .01
.oi .01
.00 .OC
.01! .01
.Oil .01
.01 .01

.01 .01
• .03


.05; .05 .021 .01
.01
28 ; 28 27 1 25 26
.34J ,Z2j .12 .06
.03
1 1-12
.01
.01
.01

.00
.01
.00
.02
.02
.01
.02
.02
.01
.01
.01
.00

.00
.00
.00

.01
.01
.00
.02
.01
.01
.00
.01

.00

.01
27
.02
P.M.
12-1
.01
.0!
.0]

.OC
.OC
.OC
.01
.01
.OC
.02
.02
.01
.00
.01
.00

.00
.01
.00

.01
.0:
.00
.00
.01
.01
.0:
.01
.01
.01

.0]
28
.02
1-2
.OC
.0
.01

.OC
.OC
.OC
.OC
.01
.OC
.01
.02
.OC

.00
.OC

.00
.01
.01

.01
.0]
.OC
.ol

.01
.00
.01
.01
.01

.01
26
.02
2-3



































3-4
.or
.01


.OC
.OC
.OC
.OC
.OC
.OC



.OC
.OC
.OC

,oc
.01
.01

.01
.OC


.01
.01


.01
.00

.00
20
.01
4-5
.01
.0
.02

.00
.00
.00
.00
.00
.00
.0
.0
.02
.0
.00
.on

.or
.0
.0

.0
.00
.on
.0
.0
.0


.0
.00

.0
26
.0
5-6
.01
.02
.02

.01


.00
.02
.00
.02
.02
.02
.01
.00
.01
.07
.00
.01
.01

.01
.00
.00
.01
.01
.01
.01

.01
.00

.01
26
.07
6-7
.01

.01

.01


.02
.03
.OC
.01

.01
.OC
.OC
.02
.0!
.OC
.01
.01

.01
.OC
.OC
.03
.01
.01
.01

.01
.01

.01
26
.06
7-8
.01
.OC
.02

.01
.01
.01
.OC
.0'
.OC
.02
.04
.01
.01
.01
.01

.00
.01
.01

.01
.01
.nr
.05
.01
.01
.01

.01


.02
27
.08
8-9
.01

.0!

.01
.01
.01
.02
.04
.OC
.O1
.02
.01

.01
.01

.01
9-10
.01
.Of
.01

.01
.01
.01

.03
.OC
.02
.02
.01

.03
.07
.03

.Oil .02
.01

.01
.01
.Of

.01



.01
.01
.Of

.01

.oil .01
.03 .0«

•02 .02

.02
25
.09

.02
24
.01
10-11
.01
.01
.11

.01
.01
.01
.03
.02
.OC
.07
.02
.01
.06
.03
.07
.01
.01
.03
.02

.07
.01
.on
.04
1 1-12
.01
.08
.08

.01
.01
.01
.02
.01
.00
.02
.04
.01
.06
.02
.01
.03
.01
.01
.02

.02
.02
.00
.05
.01 .01
.01 .01
.01 .01
.06 .05
.ou
I

.03 .02
28 27
.11 .08
DAILY
MEAN
,017
.025
.050

.068
.016
.011
.012
.014
.020
.015
.023
.012
.016
.023
.012
.020
.012
.013
.008

.011
.007
.002
.015
.034
.015
.007
.021
.018
.012

.018

.068
NO.
OF
MRS
23

22

21
21
21
22
•23
2!
27
22
H
22
22
2'
11
If
22
2C

21
22
2j
2C
22
21
1C
IF
16
16


60!


MAX.
.05
.12
.21

.36
.09
.07
.07
.05
.10
.05
.08
.04
.07
.09
.05
.08
.08
.07
.03

.04
.02
.02
.06
.19
.06
.01
.07
.05
.04



.36
CO
CO
         * 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 of Air Pollution, Public Health Service
U. S. Department of Health. Education, and Welfare

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Table 3-19

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                       CONCENTRATION IN PPM
                                                                         COLORIMETRIC ANALYSIS
                                                                               WASHINGTON.D.C.
                                                                                   NITRIC OXIDE
                                                                                       JULY  1968
DAY
MONTH
I
3
*
5
60
7«
8
9
10
U
12
13«
1««
15
16
17
16
19
200
2le
22
23
24
25

26
27e
28«
29
30
31
MEAN

MAX.
A.M.
12-1
:§}
°°s
,03
.05
,02
.0!
.00
.00
I -2
.01
.02
.02
.o«
.02
.02
.OC
.01
.01 .01
.031 .02
.01 .01
.02 .02
.01 .01
.03 .04
,00 .00
.00] ,00
.01 .01
.oq ,00
.03^ .02
.21 .15
.02 .01
.01 .01
001 .OC
.03 .04

.03! .02
.0? .01
.021
.02
.05
.00
.02]
31
.21
.01
.01
.02
.00
.02
30
.13
2-3
.01
.01
,02
.03
.04
.01
.01
.00
.01
.01
.01
.01
.02
.01
.03
.00
3-4
.01
.01
.02
.01
.03
.00
.01
.01
.OC
.01
.01
.01
.02
.01
.04
,OC
,ooi .00
.01 .01
.OC
.00
.08
.01
.01
.OC
.05

.01
.01
.01
.OC
.01
.00
.01
31
.08
.00
.00
.06
.01
.OC
.00
.05

.01
.01
.01
.00
.01
.00
.01
31
.08
4-5
.01
.01
.02
.01
.01
.00
.01
.00
.00
.01
.01
.01
.01
.01
.08
.00
5-6
.07
.04
.02
.01
.07
.01
.03
.02
.01
.02
.02
.02
.02
.01
.07
.01
000| .01
.01 .06
.00, .01
.00
.Oi
-------
CONTINUOUS «IR MONITORING PROG W
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. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Table 3-20

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
WASHINGTON,D.C.

    NTTRIC OXIDE
       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*
ME4\

MAX

,2., i 1-2
.Oil .01
.0? .01
.01 .01
.oi .01
.05 .02

2-3
.01
.01
.01
.01
.01
A.M.
3-4
.01
.01
.oc
.oc
.01
.05 ,02j .03! .02
.02 .Ol
.01
.01 .Ol! .01
.01 .01 .01
.02 .Ol! .01,
.01 .01
.15 .12
.01 .01
.00 .OC
.01 .02

.01 .01
.01
.02
4.5
.01
.01
.oc
.00
.01
.02
.01
.02
.01 .01
5-6
.02
.02
.01
.01
.02
.02
.01
.01
.01
.00 .001 .00
.01 .01 .Ol] .01
.13 .11 .0(5 .05
.Ol1 .Olj .01
.00 .OC
.01' .01

.00

.oc
.05 .06' .04 .04
.02


.0(
.01

.or
.02
.02
.02

.00
.03 .05
.00 .00
.01 .011 .01] .Olj .01 .02
.01 .01, ,0l| .01, .01 .03
.02 ,02| .02! .Oil .02 .04
.01 ,0]
.01 .01
.01 .01
.01
.01
.Oil .04! .11
.01' .01 .02
.00 .00 .00 .00
.02 .02 .01
.02 .01
.01 .01
.01
.01
.02 .02 .01
.09 .06 .11
.01 .01 .01
.01 .01 .02
.or .01 .02
.01 .01 .03
.07 .05 .04
.19 .18 .13 .11 .09 .08
.34 .34' .40 .37) .IT .22
.04 .03 .04 .031 .02 .03
31 30
30
30 31 31
.34 .34 .40 .37! .17 .22
6-7
.05
.06
.02
.02
.05
.05
.03

7-8
• 05
.08
.02
.02
.08
.08
.07
.03| .04
.02
.00

8-9
.03
.02
.02

P. 1O

.02
.01
.02 .01

1O-I 1
.01
.01
.02
1 1-12
.01
.01
.01
.01 .00
.OS1 .03j .02i .02
.04
.05
.02
.06' .04
.02
.0]

.01 .01
.01 .01
.oc
•02 .01
.00 .ooj
' i
.01' .01
.07j .01
.01
.02
r.Ol
.02
.05 .04 ,04| .03
.02
.oc
.01
.02
.06 .09 .08, .04 .02
.0$ .06 .02 .01 .01
	 L | 	
.Oil .03 .03
.08 .08 .OS
.011 .01 .01

.07


.02 .01
.03 .02
.01 .01
.031 .02 .02 .Olj
.08 .07
.05' .04 .02
.02 .02
.01
.01
.14 .16 .OT1, .03 .03
.03 .02 .01
.01
.01
.01 .01 .02 .01 .02
.02 .02 .02 .01
.01
.01
.01
.01
.00
.01
.02
.02
.01

.02

.01
.01
.01
.01
.02
.01
.01
.00
.06 .05 .03, .02 ,02|' .02
.05 .06 .04' .02 .02 .01
.06 .07 .06.' .03 .02! .01
.07 .07 .04' .03 .02 .01
.12 .14 .06
.04 .Oil .02
.18 .11 .08J .04 .03
.05 .06' .031, .02 .01
30
31
31
.18 .16. .08
! 29
31
.04 .03
.02
.01
30
.02
, P.M.
12-1
.01
.01
.01
.oc
.01
.01
.0]
.01
.01
.01
.oc
.01
.01
.01
.oc

.01
.01
.01
1-2
.01
.01
.01
.oi
.01
.01)
.01
.01
.01
.01
.oc
.02
.01
.01
.00

.01
.01
.01
2-3



















.Olj .01
.01: .01
.01
.01
.01
.01
.OC
.01
.01
.oil
.00
.00
3-4
.01
.oc
.oc
.01
.01
.01
.01
.01
.01
.01
.oc
.oi
.01
.01


.01
.oc
.01
.01
.02
.01
.01
.01
.00
.00
.01 .01 .01
.01 .01
.011 .01
.Oil .01.
.01 .Olj
.01
.01
31
.01
.01
.01
31
.02




.02
.01
.oc
.01
.01
.01
30
.02
4-5
.07
.01
.01
.01
.01
.01
.02
.01
• 01
.02
.oc
.01
.01
.0
.01

.01
• 01
.01
.01
.03
.01
.01
.01
.00
• .00
.02
.03
.01
.01
.00
.01
• 01
31
• 03
5-6
.01
.01
.01
.01
.01
.01
.03
.01
.01
.06
.00
.01
.01
.02
.01

.01
.01
.01
.01
.01
.01
.01
.01
.02
.00
.01
.01
.01
.00
.00
.01
.01
31
.06
6-7
.01
.01
.01
.02
.01
.01
.02
.01
.01
.06
.00
.01
.OC
.02
.00

.oc

.01
.01
.01
.01
.01
.01
.01
.00
.01
.01
.01
.0:
.01
.01
.0
30
.06
7-8
.02
.02
.01
.02
.01
.01
8-9
.01
.04
.01
.05
.01
.01
9-10
,0'
.02
.01
.021
.02
.02
.041 .04' .03
.01
.01

.oq
.01
.oc
.07
.00

.01
.01
.01
.01
.02
.01
.01
.Olj
.02
.01
.o?1
.01
.oc
.01
.02
.02
.02
.02
.01
.06 .01
.Oil .01

.01

.01

.01> .01
.01 .01
10-11
.07
.02
.01

.0<
.02
.02
.02
.03
.01

1 1-12
.0?
.02
.01
.05
.05
.03
.01
.02
.04
.01
.04 .16
.01 .01
.01
.04
.01

.01

.01
.03
.01

.01

.Oil .01
.01 .01
.02 .02 .02
.02 .02 .03
.03
.02
.01 .Oil .01 .01
.OL .02 .Oil .01 .01
.01
.01
.02
.02
.01
.02
.01
.01
.02
31
.07
.02 .04 .03 .03
.01 .05 .10 .07
,OZ .02 .02 .02
.08 .06 .04 .04
.02 .07 .18 .16
.05 .07 .12 .15
.02
.01
.02
30
.08
.05 .19 .39
.02 .02 .02
.031 .04 .05
30 i 30
30
.07, .19 .39

MEAN
.018
.019
.010
.015
.025
.022
.021
.013
.017
.015
.015
.042
.014
.030
.013

.010
.035
.009
.012
.023
.016
.032
NO
OF
MRS
27
22
2'
22
23
2'

22
23
22
23
23
23
23
22

23
1'
2(1
22
23
23
23
.012 23
.011 i 23
.017 ' 23
.020
.026
.036
.048
.0*2
.105
.025

.105
23
3-MIN
MAX
.07
.10
.04
.06
.11
.12
.08
.04
.07
.09
.19
.16
.06
.11
.06

.05
.09
.02
.03
.10
.06
.21
.05
.05
.13
.07
23 .11
23
22
23
23

70C

.22
.21
.46
.46


.46
  * Indicates Saturday or Sunday
    Local standard time used
                                                               TABULATED   WED,*  SEP. 10,  1969

-------
CO
       CONTINUOUS AIR MONITORING PROGRAM
       An Quality Section. Laboratory of Engmeeiing and Physical Sciences
       Division of Air Pollution. Public Health Service
       U. S. Depaitment of Health, education, and Welfare

       Robert A. Taft Sanitary Engineering Centet
       Cincinnati. Ohio 45226
                  Table 3-21

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
WASHINGTON,D.C.

    NITRIC OXIDE
      SEPT.  1968
DAY
MONTH
la
3
4
5
6
7o
80
9
10
11
12
13
140
15
-------
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. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
                   Table 3-22
           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
NITRIC  OXIDE
    OCT.  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
MEA\

MAX

12-1
.02
.01
.01
.01
A.M
1-2
.02
.01
.01
.OC
.04 ,0«
.4ft
.4d
.01 .01
.ot .oi
.06 .04
.01
.01
.02 .01
.01
.02
.05 .01
.03 .03
.04 .03
.12 .11
.09 .01
.031 .02
.02 .02
.01
.01
.03 .01
.22 .49
.01
.00
2-3
.01
.01
.01
.OC
.02
.48
.01
.01
.02
.01
.01
.02
.Of.
.03
.01
.11
.01
3-4
.01
.01
.01
.OC
.01
• 4<
.01
.01
.01
.01
.01
.01
.06
.02
.01
.OC
.1C
.03 .02
.011 .01
.Ol| .01
• 01| .01
.431 .44
.oq .00
.06 .05, .05, .04
.01
.01
.01! .01! .01
4-5 5-6
.01 .08
.01 .03
.01
.OC
.01
.41
.02
.01
.01
.01
.01
.43
.06
.03
.01 .02
.01! .03
.02 .04
.01 .02
.02
.0;
.01
.03
.08
.04
.01
.oq
.01
.43
.03
.02
.01
.04
.08
.06
.01
.00
.03
.2*
.oni .02
.05, .06
.00 .01
.01 .01' .01 .01 .01
.03 .02 .01: .01




1




.05 .06 .05 .05
27
27 27 27
.46 .49] .46, .46
.00 .01
1



.0*' .05
27 27
.43| .43
6-7
.22
• OS
.Ot
.02
.02
.3<;
.ot
• 01
.0!
.06
.07
.06
.031
.05
.02
.08
.13
.11
.03
7-8
• 24
• 1-
.Of
.05
.02
.32
.05
.11
.08
.09
.10
.04
.09
.07
.0*
.13
8-9
.21
.Of
.Ot
.02
.02
.2C
.05
.06
.07
.09
.oi
.04
.08

.02
.14
.14 .12
.13 .12
.03 .04
.01, .01 .02
i
.081 .08 .04
.481 .64 .36
.12 .17 .16
Q-IO
.19
•0
-------
U5
GO
      CONTINUOUS AIR MONITORING PROGRAM
      Air Quality Section. Laboiatoiy of Engineering and Physical Sciences
      Division of Aii Pollution. Public Health Service
      U. S. Department of Health. Education, and Welfare

      Robert A. Taft Sanitary Engineering Center
      Cincinnati. Ohio 45226
                                                                     Table 3-23

                                                              HOURLY AVERAGES OF
                                                   GASEOUS POLLUTANT CONCENTRATIONS
                                                                CONCENTRATION IN PPM
                                                                  COLORIMETRIC  ANALYSIS
WASHINGTON,D.C.
    NITRIC  OXIDE
       NOV.  1968
DAY
OF
MONTH
1
2«
3«
4
5
6
7
8
9«
*

11
12
13
14
15

18
19
20
21
22
23«
24*
25
26
27
28
29
30«

MEAN
NO.
MAX.

12-1





A.M.
1-2






1







i




2-3


























3-4





































4-5









5-6









1






















1

J

• t









6-7











7-8
















|



'.



8-9


















•
|

|

i j


















9-10








IO-I t




























;
!

1

!
1













1 1-12
































P.M.
12-1
































1-2
































2-3
































3-4
































4-5
































5-6
































6-7
































7-8
































89































i
9-10
































IO-I 1






























1 ,1 - 1 2






























1
j
1
DAILY
MEAN































.000
NO.
OF
MRS.








-























5-MIN.
MAX.























i
'



t


.00
* Indicates Saturday or Sunday
  Local standard time.used
                                                                                                                          ..TABULATED   WCD.»  SEP.  10,  1969

-------
       CONTINUOUS ftIR MONITORING PROGRAM
      Ail Quality Section. Laboratory ol Engineering and Physical Sciences
      Division ol Ait Pollution. Public Health Service

      U. S. Department of Health. Education, and Welfare



      Robert A. Tall Sanitary Engineering Centei

      Cincinnati. Ohio 45226
                 Table 3-24


          HOURLY AVERAGES OF

GASEOUS  POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM

               COLORIMETRIC  ANALYSIS
WASHINGTON,D.C.

    NITRIC OXIDE
       DEC. 1968
DAY

MONTH
r
3
4
5
6
7«
8*
9
10
11
12
13
15*

16
17
18
19
20

22«
23
24
25
26
27
28«
29*
30
31
MEAN
NO.
MAX


12-1




A.M.

1-2

























2-3










3.4














j








1 1





,0lj .02 .01
I

4.5
















5-6















i






.01 .01
i


t
1


1

I
< .01


1
.02

1
.01




i

.01 .01

6-7













7-8










8-9











Q-10







IO-1 1








;
i


1


L


1 !

'
1










1

i
.02i .03 .04
•05 .04

!



1 ;
!
;
i


i
1
1 i 1 111 1
,02| ,03j .04 .05 .04

1 1-12




















.02









I
.02
P.M.

12-1




















.02









1
.02

1-2




















.02


2-3






























1
.02







3-4




















.02









1
.02

4.5




















.04









1
.04

5-6
































6.7




















.06









1
.06

7-8




















.07









1
.07

8-9

















9.10






















.091 .12









1
.09



1
.12

10-11




















.2C



1 1-12




















.19






i


.20


1
.19


MEAN




















.050









.050
NO.

MRS







-












21









21


MAX.




















.23









.23
* Indrcates Saturday or Sunday TABULATED WED.. SEP. 10. 1969
Local standpr
d time used
CO
CO

-------
CONTINUOUS AIR MONITORING PROGRAM
Ait Quality Section. Laboratory of Engineering and Physical Sciences
Division ol Ail Pollution. Public Health Senice
U. S. Department of Health. Education, and Welfare

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Tcble 3-25

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON.O.C.

NITROGEN DIOXIDE
         JAN.  1968
DAY
MONTH
2-
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
.04

.osl






A.M.
1-2
.04

.04






i

.05
.10
.06
.06
.04
.04
.03
.04
.04
.08
.05
.04
.07

.03
.05
16
•H
.06
2-3
.04

.04


.02



3-4
.05

.04


.02










.04 .06
.OSl ,05| .05
.12 ,08| .08
.05

.04
.04
.03
.03
.04
.07
.04
.05
.07

.03
.05
16
.05
.05]

.05
.oi
.03
.04J
.03 .02
.03
.04
.06
.04,
.05,
.06

.03
.04
18
.08
.02
.04
.09
.041
.-04
.05

.02
.04
17
.09
4-5
.0*

.04


.0?







.06
5-6
.05

.04


.02







.06
.06, .05
.07^ .07
.05
.03
.03
.05
.04
.04
.041 .05
.03 .03
.02, .02
.03
.05^ .05
.03! .03
.04; .04
.05 .05

.03
.04
17
.07

.03
.04
18
.07
6.7
.04

.04

7-8
.05

.04


.03







.06
.07
.03







8.9
.04
.0:
.04


.02







9.10
.04
.03
.03


.01







10-H
.04
.03
.0:


.01







.06 .03 .061 .06
.07! ,06| ,08( .1C
.07] .06] .07] ,11| .13|
.05, .05 .06
.03 .03 .04
.04 .04 .06
.04 .03 .03
; .04
.03, .03 .02
J ;
.04, | .04
.OTJ ,08! .06
.071 .05 .05
.04 .04
.05| .04 .04
I
.03
.05
17
.07
.
.03
.04
17
.08
.03
.0*
17
.07
.07 .06
.04' .03
.071 .06
.03 .04
.03 .02
.03
.04j .04
.07] .14
.05
.04
.05

.02
.05
19
.11
.04
.05
.08

.04
.06
18
.14
1 1. 12
.04
.03
.03


.01







.05
.10
.13
.04

.06

.03

.03
.11
.04
.05
.08

.03
.05
16
.13
P.M.
12-1
.04
.03
.03


.02







.06
.12
.06
.03

.05

.03
.03
.04
.06
.05
.06
.07

.04
.05
17
.12
1-2
.05
.01



.02








.11
2.3















.041
.03

.04
.05
.03
.03
.04
.11
.05
.05J
.06

.03
.05
16
.11















3.4













.04

.04!









.06




3
.06
4.5

.04
.04


.02







.06
• OS
.06,
.04
.0?
.03
.05
.04
.04
.05
.07
.05
.oe
.10

.05
.05
18
.10
5-6

.05
.05


.03







.06
.09
.06
.05
.03
.05
.04
.04
.04
.05
.07
.04
.08
.12

.05
.06
18
.12
6-7

.0!
.0!


.03







.06
.OS
.07
.05
.02
.05
.04
.04
.04
.06
.07
.04
.06
.10

.05
.05
18
.10
7-8

.0*
.05


. 02







.oe
.08
.06
.05
.03
.04
.04
.04
.05
.05
.07
.04
.OS
.06

.05
.05
18
.09
8-9

.0'
.0'


.03







.06
.09
.06
.06
9.10

.0"!
.04










.05
.10
.06
.07
.031 .03
.041 .04
.04
.04
.05
.05
.07
.05
.oe
.05

.05
.05
18
.09.
.04
.04
.05
.05
.06
.05
.08
.04

.05
.05
17
.10
10-11

.05
.04










.05
.11
.06
.06
.03
.03
.04
.04
.05
.06
.oe
.05
.07
.04!

.05
.05
17
.11
1 1-12

.05
.04










.05
.09
.06
.05
.04
.04
.04
.04
.04
.08
.05
.05
.07
.04

.04
.05
17
.09

MEAN
.042
.040
.040


.020







.057
.079
.073
.051
.036
.043
.038
.033
.034
.044
.073
.045
.058
.061

.037
,049
.079
NO.
OF
MRS.
14
14
2\


17

.





21
2?
23
22
If
22
H
2C
20
2C
22
22
22
22

22

383

MAX.
.05
.06
.06


.03







.07
.13
.14
.08
.07
.08
.05
.05
.05
.09
.16
.08
.09
.13

.06

.16
  * Indicates Saturday or Sunday
    Local standard time used
                                                              TABULATED
                                                                          WED.,  SEP. 10,  1969

-------
CONTINUOUS AIR 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. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                 Table 3-26

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
 WASHINGTOM.D.C.
NITROGEN DIOXIDE
         FEB.  1968
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






MAX

12-1
.04
lot
.ot
.o<
.04
.07
.11
.06
.06
.03

.02
.03
.03
.05
.06

.04
.05
.03

.06

.03
.04
.05
.05
.04
.04
.07
.09
.07




.05
28
.11

1-2
.04
:o<
,0<
,o<
.04
.06
.OS
.06
.06
.03

.82
.03
.04
.0!
.06

.04
.05
.02

.06

.03
.04
.04

.03
.04
.07
.08
.08




.05
27
.09

2-3
.04
102
.02
.02
.03
.0!
.OS
.0!
.06
.02

.02
.03
.02
.05
.06

.03
.05
.02

.06

.03
.03
.05
.04
.03
.04
.06
.08
.06




.04
28
.09

3-4
.04
.03
.02
.03
.03
.04
.06
.0!
.0!
.03


.03
.03
.05
.06

.03
.04
.03

.05

.03
.03
.04
.04
.02
.04
.06
.07
.06




.04
27
.08

4-5
.02
102
.02
.02
.04
.04
.07
.0!
.04
.02

.02
.03
.03
.05
.06

.03
.04
.03
.03
.05

.03
.03
.04
.04
.02
.03
.•05
.07
.04




.04
29
.07
A
5-6
.04
.03
.02
.04
.04
.05
.OS
.05
.03
.02

.03
.03

.05
.06

.04
.04
.02
.04
.05

.03
.04
.04
.04
.02
.04
.04
.07
.04




.04
28
.08
M
6-7
.04
.03
.0;
.04
.04
.oS
.07
.05
.04
.02

.02
.03
.03
.05
.06

.04
.04
.03
.04
.04

.03
.05
.05
.04
.02
.04
.04
.07
.05




.04
29
.07

7-8
.02
.02
.03
.04
.04
.06
.07
.0!
.09
.0?

.02
.03
.04
.05
.06

.04
.04
.03
.04
.04

.04
.04
.04
.04
.02
.O*
.04
.07
.05




.04
29
.07

8-9
.03
.02
.04
.04

.05
.05
.05
.04
.02

.02
.03
.03
.05
.05;

.04
.04,
.04
•°*i
.04

.03
.04
.04


.05
.05
.06
.04




.04
26
.06

Q-ro
.02
.03
.02
.oi
.04
.04
.05
.04
.04
.02

.02
.04
.03
.05
.07

.04
.04

.04
.05

.03
.04
.03
.03
.02
.04
.06
.07
.04




.04
28
.07

1O-1 1
.02
.02
.02
.04


.04
.04
.02

.02
.02
.02
.0!
.01


.04

!.04
.04


.04
.03
.03
.02
.03
.06
.06
.05




.04
23
.07

1 1. 12
.03
.03
.03
.03
.04
.05
.04
.04
.02

.02
.03
.03
.05
.07


.04

.04
.04


.04
.03
.04
.03
.03
.05
.05
.06




.04
25
.07

12-1
.02
.03
.03
.03
.02
.0!

.0<
.04
.02

.02

.03
.0<
.06

.04
.04

.03
.04

.03
.03
.03
.04
.03
.03
.05
.06
.07




.04
26
.07

1-2
.04
.03
.02
.02
.04
.05

.03
.04
.02

.02
.03
.03
.04
.06

.04
.03

.02
.04

.03
.03
.03
.04
.03
.031
.04
.06,
.06




.04
27
.08

2-3







































3-4
















.0!


.0!
















2
.05

4-5
.0-
.0!
.0'
.02
.0!
.Of

.0*.
.0!
.02

.02
.0!

.0«


.0!
.03
.03
.0!
.0!

.0-

.04
.03
.03
.0'.
.06
.07
.07




.04
25
.07
p.
5-6
.05
.05
.04
.04
.06
.06

.06
.05
.02

.03
.05

.07
.05

.06
.03
.03
.05
.05

.05
.05
.05
.04

.05
.06
.07
.06




.05
26
.07
M.
6-7
.05
.ot
.03
.03
.0(
.01

.01
.0*
.03

.02
.0!
.0!
.Ot
.05

.06
.04
.0*
.06
.05

.05
.oi
.05
.05

.06
.07
.08
.06




.05
?7
.08

7-8
.05
.Ot
.0:
.02
.oe
.01

.06
.0!
.03

.02
.05
.0!
.oe
.05

.06
.04
.0!
.0<
.0!

.05
.05
.06
.05

.n<
.07
.08
.06




.05
?7
.08

8-9
•gj
• 0;
.0'
.03
.01
.Of

.06
.0!
.02

.01
.05
.05
.06
.05i

.06
.Ot
.04
.06
.04

.05
.05
.05
.OB

.06
.08
.07
.06




• OS
27
.08

9-10
.0'
.02
.0:
.Ot
.01
.01

.06
.0!
.02

.03
.05

.06
.05

.06
.02
.04
.06
.04

.05
.05
.05
.05

.07
.07
.07
.05




.05
26
.07

10-1 1
.0!
.03
.0"
.0!
.01
.Of
.Of,
.Of
.04
.02

.0^
.04
.0!
.06
.05

.06
.02
.04
.06
.04

.04
.05
.0«
.04
1
.OR
.08
.07
.04




.05
28
.08

1 1-12
.04
.03
.03
.04
.06
.11
.07
.05
.03
.02

.03
.04
.05
.05
.04

.05
.02
.04
.06
.03

.04
.05
.05
.04
.04
.08
.09
.07
.03




.05
29
.11

MEAN
.040
.034
.030
.033
.045
.059
.072
.051
.044
.022

.023
.037
.036
.052
.057

.045
.037
.032
.046
.047

.038
.041
.042
.041
.026
.046
.060
.069
.055




.043

.072
NO.
OF
HRS
2C
22
2!
22
21
21
12
22
-22
22

21
21
IF
22
21

21
22
11
11
22

2C
21
22
2C
IS
22
22
22
22





597


MAX.
.06
.05
.05
.06
.07
.13
.12
.07
.06
.03

.04
.06
.05
.07
.08

.07
.06
.05
.07
.07

.06
.06
.06
.05
.04
.09
.09
.09
.08






.13
  * Indicates Saturday or Sunday
    Local standard time used
                                                               TABULATED   WtD.t  SEP.  10f  1969

-------
to
       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

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Table 3-27

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC ANALYSIS
 WASHINGTON.D.C.

NITROGEN  DIOXIDE
       MARCH  1966
DAY
MONTH
1*
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«

31*

NO.
MAX.
A.M.
12-1
.03
>
.02
.03
.06
.01
.0!
.01
.07


.05
.05
.04
.03
.02
.03
.11
1-2
.03
.02
.03
.05
.01
.05
.06
.06

.0!
.04
.05
.04
.03
.03
.03
.10
.05j .04
1
.03j .03



.07 .07
.06 .06
.06 .07
.03

.04
.oa
23
.11
.02

.03
.05
24
.10
2-3
.02
.05
.02
.OH
.05
.01
.0!
.06
.06

.0!
.04
.05
.04
.03
.03
.02
.09
.04

.03


.07
.05
.06
.02

.03
.04
24
.09
3-4
.03
.05
.01
.03
.0!
.01
.04
.05
.06

.0!
.04
.04
.04
.03
.02
.02
.09
.04

.03


.08
.06
.07
.02

.03
.04
24
.09
4-5
.03
.04
.01
.03
.05
.01
.04
.05
.06

.04
.0!
.04
.03
.03
.03
.02
.10
.04

.0?

5-6
.03
.04
.02
.03
.05
.06
.05
.05
.03

.03
.05
.04
.03
.03
.03
.02
.09
.04

.02

j
.OT .06
.04 .07
.04 .06
.03

.03
.04
24
.10
.03

.03
.04
24
.09
6-7
.03
.04
.02
.03
.05
.06
.06
.05
.06

.04
.05
.05
.02
.03
.03
.02
.09
.04

.03
7-8
.02
.02
.03
.05
.06
.06
.04
.06

.03
.05
.05
.03
.03
.03
8-9
.02
.02
.03
.05
.09
.OC
.04
.06

.03
.05
.05
.03
.02
.03
.021 .02
.09 .07
.04J .04
j .07
.03 .03
i 1

.06
.07
.06
.02

.03
.04
24
.09
i
1 .05
.05 .06
.071 .06
.061 .08
.02 .02
1
.03
.04
24
.09
.02
.04
26
.08
9-10
.02
.04
.02
.03
.04
.OS
.06
.05
.0!

.02
.02
.04
.03
.02
.03

.09
.04
.06
.03j


.06
.10
.oa
.12
.01

.03
.05
25
.12
1O-1 1
.02
.02
.0!
.04
.0!

.0!
.0!

.03
.OC
.03
.03
.03
.02

.09
.08
.08
.03


.07
.13
.11
.06
.02

.03
.05
23
.13
1 1-12
.03
.02
.03
.04
.06

.05
.06

.02
.00
.04
.03
.03
.02

.06
.11
.08
.04


.06
.12
.11
.03
.01

.02
.05
23
.12
P.M.
12-1
.04
.02
.04
.04
.01
.0!
.OC
.06

.03
.01
.03
.04
.02
.03

.09
.12
.08
.04


.06
.09
.08
.04
.OC

.02
.05
24
.12
1-2
.02
.0<
.02
.04
.04
.01
.05
.0!
.0!

.03
.01
.04
.03
.02
.03

.10
.10
.07
.02


.05
.06
.03

.01

.02
.04
24
• 1C
2-3































3-4
.0!

.04
.04
.01
.0!



.04
.04

.03


.07

.15











10
.15
4-5
.0!
.0<
.0;
.0!
.04
.01
.01

.01

.0!
.04
.06
.04
.02
.05
.Of
.01

.06



.01
.03
.05
.06
.03

.02
.05
23
.08
5-6
.05
.04
.03
.05
.06
.07
.07
.07
.01

.05
.06
.07
.04
.02
.05
.11
.08

.06



.08
.06
.07
.07
.04

.03
.05
24
.11
6-7
.0!
.02

.Of
.06
.01
,0(


.0'.
.01
.06
.04
.02
.0!
.12
.01

.04



.08
.08
.01
.06
.04

.03
.06
22
.12
7-8
.0!
.02
.02
.06
. 0 .
.06
.Of
.01
.02

.OJ
.Of
.06
.04
.03
.04
.12
.01

.04



.09
.10
.06
.06
.06

.05
.06
24
.12
8-9
.0!
.02
.0'
.OC
• 0<
.Of,
.Of
.01
.02

• 01
.01
.06
.04
.03
.04
.12
.01

.04



.01
.1C
.01
.05
.06

.05
.06
24
.12
9- 1O
.0!
.02
.0'
.OC
.Of
.0!
.01
.01
.0!

.0?
.01
.05
.04
.02
.03
.12
.06

.03



.01
.09
.01
.05
.05

.05
.06
24
.12
1O-I 1
•8=
• 0<
.0'

.Of
.0'
.01
.01
.06

.0!
.01
.05
.03
.02
.03
.12
.06

.03



.07
.08
.07
.05
.04

.03
.0!
24
.12
1 1-12
.05
.02
.03
.06
.07
.05
.07
.07
.06

.05
.06
.05
.04
.03
.02
.12
.06

.03



.07
.07
.06
.04
.05

.03
.03
24
.12

MEAN
.038
.036
.022
.040
.055
.060
.059
.060
.049

.041
.044
.048
.033
.025
.030
.066
.061
.064
.057
.027


.067
.077
.067
.060
.028

.030
.048

.081
NO.
OF
MRS.
2C
21
2j
22
22
2,
21
21
21

22
23
22
23
22
22
1C
22
I!
14
14


14
22
22
21
22

22

535


MAX.
.06
.03
• 04
.07
.09
• 08
.06
.08
.06

.06
.08
.07
.03
.04
.05
.13
.12
.16
.09
.05


.10
.14
.12
.13
.06

.03


.16
* Indicates Saturday or Sunday TABULATED WED, . SEP, 10, 1969
Local standard time used - *

-------
       CONTINUOUS MR 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 3-28

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON,D.C.

NITROGEN DIOXIDE
       APRIL  1968
DAY
MONTH
2
3
4
5
6«
7*
a
9
10
11
12
13*
14*
15
16
17
18
19
20*
21*
22
23
24
25
26
27*
28*
29
30


NO
MAX.
A.M.
12-1
:8!
.0!
.0!
.04
1-2
.04
.03
.0!
.03
.02 .03
.04, .03
.03 .03
.02
.03 .03
.04 .04
.06; .051
.071 .06
.06 .0!
.03 .03
.04 .02
.0? .04
.031 .04
.04
.07
.04
.04
.04 .05


.03 .02
.02 .01
.03 .02
.04 .04
.02 .03
.06 .07
.03 .01
.01 .00

•
.04 .03
29
.07
, 27
'"
2-3
02
• 0'
.04
.04
.03
.02
.04
.03

.04
.04
.09
.0!
•o3

.02
.04
•0<
.04
.04
3-4
.02
.05
.04
.02
.02
.04
.02

.04
.03
.0!
.05
.05

.02
.04
.02
.04
.04
.051 .03
j
.02 .02
.Oil .02
.02
.0!
.03
.08
.01
.01

.03
27
.08
.02
.04
.03
.01
.01
.03

.03
26
.08
4-5
.03
.0!
.04
.02
.01
.03
.0!

.04
.03

.06
.04

.07
.03
.0?
.04
.02
.03

.01
.01
5-6
.03

.04
.03
.02
.04


.04
.04

.05
.05

.02
.04
.02
.04
.02
.05

.02
.02
• 02j .02
.04| .04
• Olj .01
.07 ,07
.03 .02
.03

.01
25
.07
.05

.03
23
.07
6-7
.04

.04
.03
.03
.03


.05


.05
7-8
.04

.04
.03
.02
.04


• OS


.04
.06, .06

.02
.03
.02
.04
.02
.03

.03
.04
.04
8-9
.02
.04
.04
.02
.03
.02
.04


.0!
.02
.06
.05
.08

.02
.03
.04
.041 .04
.03, .02
.03.' .02
i ; .01
.03 .031 .01
.02 .03
.03j .04 .03
.031 .04| .03
.02


.02

.03
20
.06
.021 .02
.031 .02
.03 .02
.02 .03

.03
21
.06

.03
27
.08
9-1O
. 02
.02
.04
.03
.02
.02
.03
.02

.07
.02
.06
.os
.12

.02
.03
.04
1O-1 1
.02
.04
.04
.02

.02
.02
.02
.02
.01
.04
• 0^
.01
.11
.0!
.07
.03
.02
• 04j .04
.02, .0(
.01 .02
• 02 .02
.oil 1
.02 .02


.03
.03
.02
.02

.04
26
.12


.03
.03
.00
.02

.03
26
.11
1 1-12
:8J
.03
.02

.03
.02
.04
.02
.07
.03
.06
.06
.04
.05
.02
.03
.03
.02
.02
.01
.03
.03
.02


.03
.02
.01
.02

.03
27
.07
P.M.
12-1
.02
.0!
.04
.02
.01
.02
.02
.02
.02
.01
.04
.01
.02
.03
.04
.02
.02
.04
.01
.01
.01
.02
.02
.03
.03
.03
.03
.03
.00
.02

.03
30
.07
1-2
.02
.03
.02
.03
.01
.02
.02
.03
.02
.06
.03
.05
.02
.03
.03
.02
.02
.04
.OC
.01
.02
.03
.0:
.03
.04
.02
.02
.03
.02
.01

.03
30
.06
2-3
































3-4

.04

.02


.0!





.02
.03
















5
.05
4-5
.04
.0!
.0!
.0'
.02
.02

.0(
.02
.06
.04
.04
• 01
.02
.04
.01
.04
.04
.02
.03
.03
.03
• 0<
.0!
.04
.03
.02
.02
.0'
• 03

.04
29
.06
5*
:8S
.06
.05
.03
.03
.02
.06
.04
.07
.05
.06
.03
.03
.04
.04
.05
.04
.04
.05
.02
.02
.05
.05
.04
.04
.03
.04
• 05
.03

.04
30
.07
6-7
.05
.0!
.04
.02
.02

.04
.04
,0«
.04
.06
.0!
.03
.04
.05
.05
.04
.0!
.05

.02
.04
.02
.03
.03
.05
.03
.04
.02

.04
27
.06
7-8
.0!
.0!
• 0^
.02
.05

.0!
.04
.06
.0!
.06
.05
.04
.02
.05
.05
.06
.01
.05

.02
.01
• 0<

.02
.04
.04

.03

.04
28
.or
8-9
.0!
.0!
.0!
.02
.02
• 06
.04
.0!
»0<
.06
.0!
.01
.06
.02
.0!
• Ot
.01
.07
.01
.04
.03
.03
,o<
.04
.04
.02
.09
.08
.04
.04

.OS
30
.08
9-10
.0!
.0!
.06
.0!
.02
,0«
.04
.04
.02
.06
.06
.01
.06

.04
.06
.01
.01
.0!
.04

.02
.0'
.04
.06
.03
.08
.08
.0*
.04

.05
28
.08
10-1 1
:8I
.06
.06
.02
.0!
.04
.02
.02
.05
.0!
.06
.06

.04
.0'.
.05
.06
.01
.03

.04
• o:
.0!
.06
.04
.06
.06
.02
• 04

.09
28
.07
1 1-12
:°5
.05
.05
.01
.04
.03
.02
.03
.03
.06
.06
.06
.03
.04
.05
.02
.06
.07
.03

.02
.03
.03
.04
.03
.06
.03
.02
.02

.04
29
.07
DAILY
MEAN
.033
.041
.045
.036
.024
.031
.031
.036
.029
.052
.040
.061
.049
.049
.037
.031
.039
.039
.042
.030
.027
.026
.026
.028
.034
.034
.034
.047
.025
.023

.036

.061
NO.
OF
MRS
1 1
2(
22
21
22
1<
1<
'13
22
2f
IE
22
21
1!
2?
22
22
22
22
n
14
21
21
l<
I 1
22
21
21
2?


598

5-MIN.
MAX,
:8!
.06
.06
.05
.06
.05
.06
.05
.09
.06
.12
.09
.12
.05
.07
.07
.07
.09
.07
.06
.04
.05
.06
, .06
.05
.09
.08
.05
.05



.12
CO
         * Indicates Saturday or Sunday
           Local standard time used
                                                               TABULATED
                                                                          WED.. SEP.  10,  1969

-------
CONTINUOUS AIR MONITORING PROGRAM
Aii 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 3-29

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON.O.C.
NITROGEN DIOXIDE
          MAY  1968
DAY
MONTH
z
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

NO.
MAX.
A.M.
ia-i
:§3
.03
.03


.03
.0*
.09
.03
.04
1-2
.01
.01
.0!
.04


.01
.04
. 0"i
.04
.04
,02
1
1
. 1
i
.02 .02
.05,
.07
.06

.06
.Oi
.08
.06
.04
.04
.05! .05
.09 ,08
.06 .06
.06 .05
.Hi .09
.03
.04
.04
.04

.05
24
.U
.01
.04
.04
.04
.02
.04
29
.09
2-3

.0!
.U!


.02
.04
.0^
.04
.04




.02
.OS
.07
.06
.04
.03
.04
.08
.06
.04
.08
.01
.03
.03
.03
.02
.04
25
.09
3-4
.01
.01
.05
.03


.04
.04
.10
.04
.03




.031
.06
.06
.04
.04
.03
.04
.07
.06
.04
.08
.01
.02
.03
.02
.02
.04
25
.10
4-5
.01
.02
.0?
.01


.04
.03

.04
.04




.02
.06
.04
.04
.04
.04
.04
5-6
.02
103
.03
.03

\
.03
.03

.03
.03




.02
.Ob
.05
.05
.05
.06
.05
.04] ,06
,05| .05
.04
.07
.01
.03
.03
.02
.04
.04
24
.07
.04
.07
.02
.03
.03
.03
.05
.04
24
.07
6-7
:°3
.03
.0:

.02
.02
.03

.03
.03




7-8
.02
.04
.03
.03


.01
.02
.04
.04
.03




.Oil .Oil
.04 .05
8-9
"03
.04
.03


.02
.01
.04
.04
.03



.05
.02
.02
.05
9-IO
.01
.01
.05|
.02


.03
.01
.05
.03
.03
.OC


.06
.011
.04

.06J .06 .04] .04;
.06, .06 .06
.06 .07 .05
.06 .06 .06
.OT1
.05
.05
.10,
.04
.04
.04
.05
.06
.04
24
.10
.08! .07
.04; .05
.05
.12
.04
.04
.04
.04

.04
24
.12
.03
.08
.04
.05
.04
.04
.04
.04
25
.08


10-11
.01
.01
• 0*
.02

.OC

.OC
.0!
.01
.04
.OC


.06
.01
.02
.05
.04
.03
.05
.04, .04
.07
.08
.03
.06
.04
.04
.04
.05
.03
.04
24
.08
.07
.07
.03
.04
.04
.05
.04

.03
.03
27
.07
1 1-12
.02
.03
.05
.02

.00
.03
.00
.05
.02
.04
.01


.06
.03
.04
.05
.04
.03
.04
.03
.07
.06
.03
.03
.03
.05
.04

.04
.03
27
.07
P.M.
12-1
.01
.03
.03
.02

,oc
.02

.0!
.02
.02
.OC


.05
.02
.04
.05
.03

.04
.03
.07
.05,
.02
.03
.03
.05
.04
.03
.03
.03
26
.07
1-2
.01
.03
.03
.03

.OC
.03

.Of
.02
.02
.01


.05
.01
.03
.05


.05
.03
.08
.04
.02
.02
.03
.05
.04
.02
.03
.03
25
.08
2-3














.02
















1
.02
3-4




.01

.OF
.03


.01


.02
.04
.06







.02







8
.08
4-5
• 03
.03
.04
.02

.0?
.03
.01
.04
.01
.01
.02


.03
.Of
.05
.05
.01
.04
.oq
.06
.07
.06
.02
.03
.04
.06
.06
.05
.04
.04
28
.09
5-6
:81
.05
.02

.01
.03
.10
.03
.02
.02
.02


.03
.06
.06
.04

.04
.06
.05
.08
.07
.02
.04
.04
.06
.05
.04
.04
.04
27
.10
6-7
.03
• 0'
.0!
.03

.01
.02
• 0^
.02
.02
.02
.02


.03
.0!
.05
.04

.04
.05
.05
.Of
.07
.03
.04
.04
.06
.05
.05
.03
.04
28
.09
7-8
• 0*
.0'

.02

.02
.04
.1C
.02
.03
.01
.02


.02
.0!
.05
.05

.04
.06
.OE
.07
.06
.06
.04
.05
.06
.05

.05
.05
26
.10
8-9
.0!
.0'
.05
.03


.04
.1C
.0<
.04
.02
.02


.03
.0'
.07
.07

.05
.Of
• 0*3
.07
.07
.09
.06
.04
.05
.06
.04
.05
.05
27
.10
9- 1O
.06
.0!
.0<
.02

.n;
.04
.1C
• 0^
.04
.01
.03


.05
.0-
.07
.Of,
.07
.06
.06

.07
.07
.11
.07
.04
.05
.06
.05
.06
.06
28
.11
10-1 1
«0<
.0!
.04
.02

.02
.04
.1C

.04
.02
.04


.04
.0*
.01

.05
.06
.07
.OS
.07
.07
.11
.05
.04
.04
.07

.05
.05
26
.11
1 1-12
.02
.04
.03
.02

.02
.05
.08
.03
.03
.02
.02


.02
.04

.06
.06
.06
.07
.09
.07
.07
.11
.05
.04
.04
.07

.06
.05
26
.11

MEAN
.022
.028
.040
.026

.013
.030
.055
.049
.030
.027
.016


.040
.030
.049
.055
.053
.047
.056
.054
.071
.060
.048
.060
.032
.045
.045
.036
.039
.042

.071
NO.
OF
MRS.
2!
22
2?
22

14
22
2j
-2C
22
2)
1!


15
?4
22
IF
1C
ie
21
22
27
22
23
2?
22
22
22
17
20

574


MAX.
.07
.06
.06
.05

.03
.05
.11
.11
.05
.05
.05


.07
.07
.08
.09
.10
.07
r.10
.09
.09
.08
..11
.14
.05
.06
.08
.05
.06


.14
  * Indicates Saturday or Sunday
    Local standard time used
                                                              TABULATED
                                                                          WED.. SEP.  10, 1969
                                                                                                                                                                    r

-------
       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 3-30

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON,D.C.

NITROGEN DIOXIDE
         JUNE  1968
DAY

MONTH
i:
3
4
5
6
7
8«
9«
10
11
U
13
14
15»
16«
17
18
19
20
21
22«
23«
2«
25
26
27
28
29«
30«
MEAN
NO.
MAX.
A.M.

12-1
$
.0!

.01
.06
•°3
.0!
.0!

1-2
:l\
.0!

.01
,01
.03
.04
.0!
.05
.03 .02
.02 .02
.07 .06
.02! .03
.06
.08

,0<
.0!
.01
.04,
.°=
.05
.0?
.o«
.02
.02
•OJi
.oi
.05
.05
28
.08
.05
.07
.03
.04

.03
.02
•°1

•°1
.06

.02
.02
.03
.03
.04
25
.07

2-3
.05
103
.0!

.06
.06
.02
.03
.04

.02
.02
.03
.02
.05
.Of
.01
• 04
.03
.03
.03
.02
.oe
.0*
.05
.03
.03
.03
.oi
.04
.04
28
.08

3-4
.0!
.02
.04

.0!
.0!
.02
.02
.0!
.05
.02
.OC
.02
.02
.05
.07
.01
.02
.02
.03
.03
.02
.oe
.04
.05
.03

• 03
.02
.06
.04
28
.07

4-5
:§!
.04

.0!
.06
..03
.03
.04
.05
.02
.01
.03
.03
.05
.0«
.02
.03
.04
-.02
.01
.02
.04
.06
.0!
.03

.03
.OiJ
.05
.04
28
.06

5-6
.05
.02
.04

.07
.05
.04
.03
.04
.05
.02
.02
.03
.02
.05
.06
.02
.03
.05
.03
.03
.03
.03
.06
.06
.04
.02
.03
.03
.04
.04
29
.07

6-7
:°0\
.0!

.12
.01
.05
.02
.04
.OS
.03
.03
.04
.03
.05
.OS
.02
.0<
.05
.04
.03
.04
.04
.08
.08
.04
.03
.03
.04
.05
.05
29
.12

7-8
.04
oOl

.IS
.06
.0'
.03
.OJ
.06
.03
.03
.02
.03
.06
.0!
.04
.0!
.05
.03
.03
.04
.02
.10
.10
.05
.02
.04
• 04
.06
.05
28
.19

8-9
.04
.11

.1C
.11
.06
.02
.04
.04
.02
.03

.03
.oe
.05
.04
.04
.0!
.03
.04
.04
.02
.09
.06
.05
.03
.04
.04
.06
.05
27
.11

9-1O
.02
.04
o!2

.06
.08
.06
.02
.02
.05
.03
.03

.03
.07
.05
.03
.03
.05
.03
.03
.04

• 0<
.05
.03!

.03
.04
.07
.05
26
.12

1O-1 1
.03
.04
.01

.0!
.01
.01
.03
.02
.04
.03
.03

.03
.04

.03
.03
.04
.02
.04
.04

.OS
.03
.03

.03
.0!
.04
.04
25
.09

1 1-12
.03
.03
.04

.03
.03
.07
.03
.05
.04
.03
.03

.03
.03
.02
.03
.03
.04

.03
.05

.09
.04
.03
.01
.03
.05
.03
.04
26
.09
P.M.

12-1
:8!
.02

.04
.02
.05
.02
.02
.02
.02
.02
.02
.03
.03
.03
.04
.02
.0!

.02
.oe

.OC
.03
.03
.03
.03
.0!
.03
.03
27
.06

1-2
.02
.04
.03

.0!
.03
.04
.04
.03
.03
.03
.04
.03
.03
.03
.03
.0!
.02
'°1

.03
.0!
.03
.0!

.03
.03
.03
.041
.03
.03
27
.05

2-3































3-4





.04







.05















2
.05

4-5
,0t
.0!
.01

.Oi
.0!
.0(
.0!
.02
.04
.04
.04
.021
.0!
.0!
.03
.0!
.01
.03
.02

.09

.OS
.06
.04
.03
.03
.03
.03
.04
27
.06

5-6
,05
,06
.07

.08
.05
.04
.03

.03
.05
.06
.03
.03
.05
.05
.06
.03
.03
.03
.05
.04
.02
.07
.06
.04
.03
.04
.05
.03
.04
28
.08

6-7
:8I
.0!

.01
.05
,ot
.0!

.03
.04
.01
.03
.04
.05
.06
.06
.02
.02
.03
.0!
.04
.02
.0<
.0!
.02
.02
.02
,o3
.05
.05
28
.08

7-8
.oe
.OE
.0:

.01
.01
.Of
.n<


.04
.01
.03
.01
.01
.06
.oe
.02
.04
.03
.0!
.Oe
.0!
.0!
.05
.04
.02
• 0<
.05
.07
.05
27
.OE

8-9
.OS
.Oi
.Of

.01
.01
.01
.0!
.01

.04
.0!
.02
.OS
.OE
.OE
.05
.0!
.04
.0!
.Of,
.01
.oe
.OE
.05
.oil
.03
.05
.Of
.08
.06
28
.09

9- 1O
.0!
.oe
.01

.01
.0!
.01
.06
.01


.05
.02
.01
.08
.OE
.05
.01
.05
.05
.06
.01
.oe
.01
.oe
.04
.03
.0!
.06
.07
.06
27
.08

10-11
.04
lot
.oe

.0(
.0:
.oe
.oc
.05
.03
.02
.01
.02
.06
.06
.OE
.05
.oe
.05
.0!
.06

.05
.01
.04
.04
.02
.05
.0!
.0!
.05
28
.08

1 1-12
.04
.06
.03

.08
.05
.05
.05
.05
.03
.02
.07
.03
.06
.07

.05
.05
.04
.05
.06
.07
.05
.06
.04
.04
.03
.04
.05
.05
.05
28
.08


MEAN
,044
.043
.059

.073
.058
.051
.036
.042
.041
.028
.037
.033
.039
.056
.057
.038
.037
.040
.033
.039
,046
.043
.069
.054
.037
.027
.034
.042
.049
.045
.073
NO.

MRS
\\
22

2!
22
22
22
i<;
11
21
22
U
22
23
2C
21
23
21
19
21
21
U
22
21
21
IE
22
22
22
604


MAX.
.07
o08
.12

.21
.11
.08
.06
.08
.06
.05
.07
.07
.09
.09
.09
.06
.07
.06
.09
.07
.06
.07
.11
.10
.08
.04
.05
.08
.09
.21
en
           Indicates Saturday or Sunday
           Local standard time used
                                                               TABULATED
                                                                          MED.,  SEP.  10.  1969

-------
*>•
9)
       CONTINUOUS AIR MONITORING PROGRAM
Ail Quality Section. Laboratory of Engineering and Physical Sciences
Division of Ail Pollution, Public Health Seivice
U.S. Department of Health, Education, and Welfare

Robert A. Taft Sanitary Engineering Centei
Cincinnati, Ohio 45226
                   Table 3-31

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHlNGTONtD.C.
NITROGEN DIOXIDE
         JULY  1968
DAY
MONTH
I
3
4
3
6ft
7«
6
9
10
11
12
13«
14«
15
16
17
IB
19
200
216
22
23
2*
35
26
27fl
28«
29
30
31
MEAN
NO.
MAX.
A.M.
12-1
.04
>
•?,<
.0?
.1C


.OS
.0!
•°S
.03
.04
.03
.07
.07
.04
.07
,04
004
n07
.08
«02
.06
007
»05
005


009
90@
.06
26
,10
1-2
.0!
.04
,01
.0?


.12
.0!
.0{
.02
.04
.03
.06
.07
.03
.06
.04
.03
.06
.07
.02
.04
807
.05
.03


.08
.07
.05
29
.12
2-3
:8i
.04
.Ofc
.06


.08
.04
.02
.02
,0<
.02
.06
.04
.03
.04
.03
003
005
.04
.02
oOK
.07
.03
.OH


.06
.07
.04
26
.08
3-4
.04
10!
.02
.01
.08


.0?
.03
.03
.02
,0<
.02
.06
.03
.03
.0!
.03
,03
.05
.04
.02
.04
.07
»02
,03


.06
.06
.04
26
.09
4-5
.04
.0!
.02
.06
.01


.01
.03
.02
.04
.02
.02
.0«
.02
.04
.0;
.05
.03
.05
.04
.02
.04
.06
.02
.03


.06
,10
.04
26
.10
5-6
.05
105
.03
.06
.07


.09
.04
.04
.04
.03
.02
.06
.04
.09
.05
.04
.03
.05
,06
004
o05
006
«03
.04


.06
.12
.05
26
.12
6-7
.01
.04
oO!
.0!
.O;


.1C
.0!
.04
.0!
.03
.03
.07
.05
.OS
.08
.05
,04
,03
.07
.06
,06
,06
.04
.04


.07
.13
.06
26
.16
7-8
:1S
.06
.04
.12


.19
.05
.05
.05
.03
.03
.1C
.06
.06
ai
.06
.03
»06
o08

oO?
oOg
o05
oO«


.07
olS
.07
25
.19
8-9
:\\
.Of
.0<
.11
.0!

.21
.06
.0!
.04
.03
.02
.08
.06
.07
.16
.061
.03
.05
.07
.07
.11
,07
.06
.03

.07
.09
.12
.08
28
.21
9-10
:§^
.06
.03
.08
.OS


.05
.04
.04
.04
.03
.06
.05
.05
.08
.05
,03
.06
.06
.05
oO*
.06
.05
.03

.05
.09
.05
.06
27
.09
1O-1 1
tf
.01
.04
.0!
• 0<


.04
.0!
.04
.Of
.0<
.0!
.04
.0!
.0!
.05
.03
.03
.09
«04
.06
o04
o04
.03

.04
.06
.04
.05
27
.08
1 1-12
.04
.04
.06
.03
.04
.05


.03
.04
.03
.10
.04
.04
.03
.03
.06
.06
.03
.03
.07
o02
.04
003
.03
.03

.03
.03
.06
.04
27
.10
P.M.
12-1
• 02
I03
.0!
.03
.04
.04

.02

.04
.02
• Of
.0!
.03
.02
.03
.03
.04
.03
.03
.06
.03
.04
.04
.04
.03

.04
.04
.05
.04
27
.09
1-2
.02
.02
.0!
.02
.03
.06

.0!

.03
.04
.01
.04
.03
.02
.03
.03
.04!
.03
.02
.04
.02
.09
.04
.03
.04

.04
.04
.06
.04
27
.07
2-3
































3-4






.04
.04



.03
.04
.03
.03
.03






.OS



,03

,05

10
.05
4-5
.0(
.0(
.01
.0?
.06
.04

.0!
.02
.03
.0<
.0!
.02
.01
.04
.07
.0!
.01
.03
.03
.08
.0!
.06
.05
.03
.04

.04
.05
.06
.05
28
.08
5-6
.05
.07
.09
.03
.07
.04

.04
.03
.03
.04
.04
.02
.07
.03
.05
.03
.07
.03
.04
,05
.06
.06
.05
,03
,04

.04
.05
.06
.05.
28
.09
6-7
.0!
lot
.11
.02
.06
.o<

.02
.02
.03
.04
.0<
.0*
.01
.03
.07
.04
.08
.04
.04
.04
.0!
.07
.04
.06
.03

.03
.05
.09
.09
28
.11
7-8
.0!
.01
.12
.0!
.08
.0?

.0'
.0!
.02
.04
.05
.04
.oc
.03
.09
.04
.08
.05
.05
.04,
.07
.08
.04
.05
.05

.06
.06
.06
.06
28
.12
8-9
.0:
.01
.11
.0<

.os

.0!
.04
.04
.0<
.0!
.0!
.11
.0!
.1C
.03
.01
.06
.06
.06
.07^
.Of
.04
.0!
.04

.08
.05
.06
.06
27
.11
9-10
:§
.n
.11

.14

.0(
.06
.06
.0!
.0!
.06
.0^
.07
.08
.02
.06
.08
.OS
.06
.08
.Of
.04
.06
.04

.Of
.06
.06
.07
27
.14
1O-1 1
:§!
.0<
.11

.14

.06
.06
.0!
.0!
.04
.06
.01
.oi
.10
.02
.05
.07
.09
.05
.08
.08
.05
.06
.04

.09
.06
.06
.07
27
.14
1 1-12
.05
.06
.09
.11

.14

.09
.05
.09
.05
.04
.07
.07
.06
.08
.03
.05
.07
.08
.04
.09
.07
.05
.05
.04

.11
.08
.06
.07
27
.14

MEAN
.053
.063
.066
.058
.073
.060

.075
.043
.041
.040
.048
.036
.064
.043
.053
.052
.052
.038
.051
.059
.049
.062
.053
.042
.035

.055
.060
.072
.053

.080
NO.
OF
MRS.
H
71
22
1G
14

-2C
21
27
27
22
21
23
21
23
23
22
22
27
22
21
22
23
22
22

19
22
23

599


MAX.
:!!
.12
.11
.13
.15

.21
.07
.10
.06
.11
.07
.11
.08
.12
.19
.08
.08
ri09
.09
.09
•.12
.09
.0.8
.06

.11
.10
.15


.22
          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 ol Health, Education, and Welfare


Robert A. Taft Sanitary Engineering Center
Cincinnati, Ohio 45226
                   Table 3-32

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON,O.C.

NITROGEN DIOXIDE
         AUG.  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
»0-
.03
.04
.0!
.OS
.05
.04
.05
.OS
.04
1-2
.05
.02
.02
.02
.04
.01
.03
.02
.03
.02
.04
.iq .oe
.04J ,05
.04 .02
.05 ,0«
.11! .06
.06! .06
.OT( .05
.02j ,02
.03
.06
.08
.07
.07
.09
.10
.04
.04
.06

.10
.06
30
.11
.04
,06
.08
.06
,04
,09
.07
.04
,04
.06

.09
.05
30
.09
2-3
.04
.02
.02
.02
.04
.06
.02
.02
.02
.02
.02
.07
.04
.03
.04
.04
.06
.04
.02
.03
.06
.07
.04
.03
.07
.05
.04
.03
.07

.1C
.04
30
.10
34
.04
.02
.01
.02
.03
.06
.03
.03
.02
.02
.02
.06
.03
.03
.03
.03
.05
.02
.02
.02
.04
.05
.04
.03
.06
.03
.04
.03
.01

.09
.04
30
.09
4-5
.03
.01
.02
.02
.03
.04
.01
.04
.02
.02
.01
• 0"
.02
.02
.04
.04
.06
.01
.03
.04
.05
.07
.04
.04
.06
.04
.03
.03
.07

.08
.04
30
.08
5-6
.05
.02
.02
.03
.03
.05
.03
.03
.03
.01
.01
.04
.05
.04
.04
.05
.06
.03
.06
.06
.06
.07
.08
.05
.06
.05
.03
.04
.06

.08
.04
30
.08
6-7
.01
.02
.02
.02
.04
.06
.06
.04
.03

.02
.05
.07
.05
.05
.08
.05
.02
.07
.06
.07
.07
.10
.08
.06
.06
.04
.04
.0!

.08
.05
29
.10
7-8
.OS
.04
.02
.02
.06
.01
.01
.05
.01

.02
.05
.07
.06
.01
.09
.07
.04
.06
.07
.08
.10
.10
.08
.07
.05
.04
.05
.05
.09
.09
.06
30
.10
8-9
.08
.04
.03

!o8
.01
.01
.05
.09

.02
.05
.07
• OS
.06
.12
.09

.07
.07
.06
.09
.08
.06
.07
.05
.04
.06
.05
.08
.12
.07
29
.12
9-1O

.04
.04
.04
.01
.05
.04
.04
.06

.02
.04
.08
.11
.05
.09
.06
.01
.06
.06
.04
.10
.06
.05
.09
.04
.03
.05

.07
.12
.06
28
.12
1O-1 1

.04
.0!
.04
.06
.04
.04
• 02
.04
.03
.01
.04
.01
.01
.0!
.01
.04
.01
.05
.04
.03
.12
.04
.05
.07
.04
.03
.0!
.01
.OS
.11
.05
30l
• 12
1 1-12
.04
.04
.05
.03
.09
.04
.03
.03
.04
.03
.02
.03
.06
.06
.04
.06
.04
.01
.03
.04
.03
.11
.03
.04
.04
.03
.03
.04
.06
.05
.08
.04
31
.11
P.M.
12-1
.04
.05
.0!
.02
.06
.03
.03
.02
.04
.03
.02
.04
.0!
.06
.03
.0!
.03
.02
.03
.04
.03
.09
.03
.03
.04
.03
.03
.04

*02
.04
.04
31
.09
1-2
.02
.05
.02
.02
.06
.03
.03
.04
.03
.02
.02
.05
.05
.05
.03
.05
.03
.01
.04
.05
.03
.07
.03
.03
.04
.03
.03
.04
.OS
.03
.04
.04
31
.08
2-3


































3-4




.05
.04
.04
.04
.05
.04
.02
.04

.04
.06
.04
.02
.01
.04
.07
.04
.09
.04
.04
.02
.04
.04
.03

.03
.04
.04
25
.09
4-5
.05
.06
.04
.0!
.06
.06
.01
.04
.06
.01
.02
.05
.06
.06
.07
.05
.03
.01
.04
.oe
.05

.04
.06
.03
.0!
• OS
• 03

.03
.04
.05
30
.09
5-6
.05
.06
.03
.05
.04
.05
.08
.04
.05
.09
.01
.05
.08
.07
.06
.06
.05
.02
.04
.06
.05
.09
.04
.11
.03
.05
.04
.04

.03
.05
.05
30
.11
6-7
.04
.06
.03
.0!
.05
.04
106
.04
.06
.1C
.02
.05
.05
.06
.06
.05
.05
.03
.04
.05
.06
.06
.05
.10
.05
.05
.05
.05

.05
.05
.OS
30
.10
7-8
.OE
.01
.0!
.06
.01
.05
.08
.05
• 0^
.OS
.04
.01
.05
.06
.01
.05
.06
.05
.01
.06
.01
.06
.07
.06
.04
.06
.06
.06

.09
.07
.06
30
.09
8-9
.05
.06
.04
.0<
.OS
.05
.Of
.Of
.1C
.05
.06
.06
.04
.06
.08
.04
.06
.06
.04
.06
.08
.06
.08
.11
.06
.06
.01
.08

.1C
.OS
.07
30
.11
9-10
.05
.04
.03
.OE
.1C
.06
.01
.01
.1C
.05
.06
.1C
.05
.06
.1C
.01
.06
.06
.05
.05
.06
.08
.09
.14
.1C
.06
.01
.09

.1C
.OJ
.01
30
.14
10-11
.04
1 04
.04
.0!
.11
.06
.05
.Of
.Of
.05
.11
.1C
.06
.01
.1C
.07
.08
.04
.06
.05
.08
.06
.07
.14
.11
.05
.06
.09

.11
.01
.01
30
.14
1 1-12
.03
.04
.04
.05
.11
.06
.05
.07
.07
.04
.10
.06
.05
.06
.12
.06
.08
.03
.05
.06
.08
.07
.08
.10
.11
.04
.05
.08

.12
.07
.07
30
.12
DAILY
MEAN
.047
.041
.033
.038
.063
.053
.048
.042
.053
.043
.033
.058
.054
.058
.057
.061
.055
.032
.044
.052
.055
.079
.059
.068
.064
.048
.042
.049
.063
.067
.077
.053

.079
NO.
OF
MRS
2(
Zt
2i
2;
22
23
23
22
- 2 "
1?
22
23
22
23
23
23
23
22
23
23
22
23
23
23
23
23
23
23
12
16
22

684

S-MIN.
MAX.
.09
.08
.06
.07
.12
.10
.09
.09
.11
.10
.11
.11
.08
.12
•1'
.13
.10
.10
.10
.09
.09
.12
.11
.15
.11
.11
.07
.09
.08
.12
.12


.15
    Indicates Saturday or Sunday
    Local standard time used
                                                               TABULATED
                                                                          WED..  SEP.  10,  1969

-------
       CONTINUOUS KIR 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 45226
                   Table 3-33

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRK  ANALYSIS
 WASHINGTON,O.C.

NITROGEN DIOXIDE
       SEPT.  1968
DAY
MONTH
J"
3
4
5
6
7*
B«
9
10
U
12
13
14«
15«
16
17
ie
19
20
21*
22«
23
24
25
26
27
28«
29«
30
MEAN
NO.
MAX.
A.M.
12-1
.08
:o«
.09
.01






.01
.0!
.04
.06
.04
.06
.09
.04
.05
.07
.04,
.Da
.02
.03
.05


.04
,04
.05
21
,09
1-2
.08
lot
.08
.04

.02




.01
.02
.04
.05
.05
.06
.06
.04
.04
.07
.06
.05
.02
.02
.04

.06
.04
.02
.04
23
.08
2-3
.08
lot
.09
.0*

.01




.01
.01
.03
.05
.04
.06
.07
.04
.05
.07
.06
,04
.01
.02
.04

.05
.03
.02
.04
23
.09
3-4
.01
.0!
.09
.0!

.01



.01
.01
.01
.03
.04
.05
.0!
.07
.04
.05
.07
.06
.03
.00
.02
.03

.03
.03
.03
.04
24
.09
4-5
.01
.0!
.Of
.0!

.01



.02
.01
.02
.03
.04
.04
.05
.OA
.0!
.04
.06
.06
.04
.00
.02
.03

.03
.03
.03
.04
24
.08
5-6
.07
.05
.07
.05

.03



.02
.02
.03
.03
.04
.04
.06
.06
.05
.05
.06
.05
.05
,02
.02
.03

.03
.02
.03
.04
24
.07
6-7
.01
.0!
.01
.0<

.04



.03
.02
.03
.03
.04
,04
.06
.01
.06
.05
.03
.05
.03
.03
.02
.03

.03
.02
.03
.04
24
.08
7-8
.0<
.07
.11
.ot

.0!



.0«
.03
.04
.04
.04
.06
.08
o08|
8-9
.0<
.0!
.1!
.0<

.0!



.05
.03
.0!
.04
.04
.07
.06
.07
.061 .06
o08
,,07
.Ob
.08
.05
.03
00«

.03
.02
.04
.05
24
.11
.11
.07
.06
.IT
.05
.05
.05

.04
.02
.08
.07
24
.17
9-1O
.01
.04
.1!
.OS

.0!



.05
.03
.04
.03
.05
.05
.06
.05
.09
.08
.12
.07
.24
.04
.04
.04

.06
.03
.12
.07
24
.24
10-11
.0<
.0!
.01
.01

.0!



.04
.03
.04
.03
.0!
.OC
.0!
.03
.08
.0!
.06
.04
.16
.04
.04
.05

.06
.04
.08
.05
24
.18
1 1-12
.03
.04
.05
.05

.04



.03
.02
.03
.02
.04
.04
.04
.03
.05
005
.05
.02
.11
.03
o05
.04

.05
.04
.05
.04
24
.11
P.M.
12-1
.0!
.0<
.0!
.04

.0!



.04
.03
.03
.02
.03
.03
.04
.04
.0!
.05
.04
.02
.08

.0!
.05

.03
.03
.05
.04
23
.08
1-2
.0!
.03
.0'
.0<

.0!



.04
.02
.03
.02
.03
.03
.04
.03
.06
.05
.04
.03
.07

.04
.05

.03
.03
.04
.04
23
.07
2-3





























3-4
.01
.0<
.0-


.04



.04
.03
.03
.03
.02
.03
.04
.03
.03
.03
.02
.03
.07
.04
.05
.05

.02

.06
.04
22
.07
4-5
.04
.0'
• 01
.01

.04



.0«
• 03
.04
.03
.02
.03
.04
.03
.04
.04
.0?
.0!
.08
.03
.06
.0!

.02
.01
.06
.04
24
.08
5-6
.03
.05
.07
.07

.04



.06
.03
.05
.04
.03
.03
.04
.04
.05
.05
.05
.05
.07
.06
.07
.07

.03
.02
.06
.05
24
.07
6-7
:?!
.01
.1!

.0!



.0!
.04
.Ot
.05
.05
.03
.06
.06
.o«;
.ot
.ot
.oe
.Of
.07
.07
.06

.04
.03
.07
.06
24
.15
7-8
•2*
.0
.It
.It

.01



.03
.04
.05
.06
.09
.06
.09
.07
.1C
.OB
.1C
.06
.0;

.07
.04

.04
.03
.07
.07
23
.16
8-9
.01
.Of
.01


.06



.03
.04
.05
.06
.08
.06
.11
.06
.1C
.08
.17
.OS
.09
.0!
.05
.03

.04
.03
.06
.07
23
.12
9-10
.01
.1C
.0<


.04



.03
.04
.05
.05
.08
.01
.U
.05
.01
.08
.11
.09
.07
.04
.05
.03

.04
.04
.07
.06
23
.11
10-1 1
.06
.0*.
.0<


.04



.02
.04
.0'
.05
.05
.06
.11
.05
.05
.07
.09
.oe
.05
.03
.05
.03

.0!
.03
.06
.06
23
.11
1 1-12
.06
.09
.08


.03



.02
.04
.05
.06
.04
.07
.12
.05
.05
.08
.07
.09
.04
.04
.05
.01

.05
.04
.08
.06
23
.12

MEAN
.056
.058
.081
.072

.039



.034
.025
.037
.037
.046
.046
.065
.054
.059
.05(3
.067
.057
.082
.034
.040
.040

.037
.029
.053
.050
.082
NO.
OF
MRS.
2!
23
2;
If

22

-

2f
23
2*
2!
23
?'
23
23
23
23
21
23
23
2C
23
23

22
22
23
53(1

MAX.
.08
.12
• 16
.16

.07



.06
.05
.06
.06
.09
.08
.13
.10
.11
.12
.15
.11
.26
.07
.08
.09

.07
.05
.14
.26
CO
          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 ol Air Pollution, Public Health Service
        U. S. Department ol Health. Education, and Welfare

        Robert A. Taft Sanitary Engineering Center
        Cincinnati, Ohio 45226
                                                                     Table 3-34

                                                             HOURLY AVERAGES OF
                                                  GASEOUS POLLUTANT CONCENTRATIONS
                                                                CONCENTRATION IN PPM
                                                                  COLORIMETRIC  ANALYSIS
 WASHINGTONtD.C.
NITROGEN DIOXIDE
         OCT.  1968
DAY
MONTH
i
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
30
31

NO.
MAX.
A.M.
12-1
.OS
.03


.01
.04
.06
.02
.031
.04
.OS
.06
.03
.04

.04
.04
.05
.08
.05
.02
.OS
.02
.04
,o3




.04
24
.09
1-2
.03
.04

.01
.01
.03
.0!
.02
.02
.04
.0!
.0!
.02
.04
.0!
.03
.04
.04
.06
.Of
.01
.OS
.02
.03
.041




.04
25
.08
2-3
.04
.05

.01
.01
.03
.04
.02
.02
.05
.0!
.05
.02
.04
.04
.03
.02
.06
.03
.07
.01
.OS
.02
.03
.04




.03
25
.07
3-4
.04
.02
.02

.01
.01
.02
.05
.02
.02
.03
.04
.03
.02
.03
.OS
.03
.02
.06
.04
.07
.01
.04
.02
.04
.03




.03
25
.07
4-5
:81
.03

.01
.03
.03
.05
.03
.03
.04
.04
.05
.00
.05
.0-
.05

. .05
.0*
.DTI
.0?
.05
.0^
.04
.02




.04
24
.07
5-6
.05
J04
.05

.07
.03
.04
.05
.04
.03
.04
.04
.03
.01
.03
.05
.03
.03
.05
.06
.05
.04
.04
.02
.04
.03




.04
25
.07
6-7
.0!
104
.0:

.06
.05
.05
.0!
.04
.04
.04
.05
.05
.04
.05
.0!
.05
.04
.06
.07
.071
.05
.05
.04
.06
.04




.04
25
.07
7-8
*°l
.01

.ot
.04
.05
.OS
.oe
.04
.03
.03
.03
.05
.06
.Oi
.03
8-9
.12
.01
.01

.01
.06
.06
.06
.01
.06
.04
.0!
.04
.05
.05
.01
.04
.041 .04{
.06
.07
.09
.06
.OS
.0*
.05
.04




.05
25
.09
.07
.06
.11
.oe
.06
.061
.05
.05




.06
25
.12
P-1O
.13
.06

.06
.06
.0!
.OS
.06
.06
.OS
.06
.05
.04
.1C
.OS
.05
.041
.07
.05
.1C
.07
.06
.05
.05
.05




.06
25
.13
10-11
.1C
.01

.04
.0<
.0<
.05
.05
.05
.01
«0<
.01
.03
.11
.OE
.05
.05
.07
.04
.06
.04
.06
.04
.06
.04




.06
25
.11
11-12
.07
.07
.07

.03
.03
.03
.03
.05
.05
.06
.10
.08
.02
.11
.05
.04
.05
.06
.04
.05
.03
.07
.04
.07
.04




.05
25
.11
P.M.
12-1
:8I
.06

.03
.0*
.05
.04
.05
.06
.Ot
*0t
.OT
.03
.1C
.06

.06
.0-*
.04
.06,
.03
.08
.04
.07
.04




.05
24
.10
1-2
.05
.06
.01

.02
.03
.0!
.04
.OS
.0!
.0!
.0<
.06
.05
.06
.05

.OS
.05
.03
.06
.03
.06
.04
.04
.05




•05i
24
.08
2-3
































3-4
.04
.ot
.0!

.02
.03


.04
.04
.05

.0<

.05

.05
.04

.05
.07
.05


.05





.04
16
.07
4-5
.01
.OE
.06

.05
.Ot
.04
.05
.05
.04
.06
.0!
.0!
.Of
.06
.0-
.06
.05
.06
.04

.0!
.0?
.03
.05
.05




.05
25
.09
5-6
.07
.01
.06

.06
.05
.04
.05
.05
.05
.11
.07
.04
.07
.07
.06
.05
.06
.09
.06
.09
.06
.08
.06
.04
.06




.06
25
.11
6-7
.oe
IOE
.05

.06
.o<
.01
.05
.05
.05
. 1'
.0<
.0<
.OE
.01
.05
.05
.05
.1C
.06
.Of
.0!
.04
.06
.OS
.06




.06
25
.14
7-8
• ot
.Oi
.0

.0!
.0'
.01

.0*
.0!
.11
.0!
.0'
.01
.06
.05
.04
.06
.09
.06
.06
.05
.04
.05
.05
.05




.06
25
.11
8-9
.0!
.01
.0:

.05
«0<
.01
.02
.04
.04
.OS
.0*
.04
.01
.06
.04
.0<
.Of
.09
.01
.04
.05
• 04i
.0
-------
CONTINUOUS AIR 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 3-35

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
               COLORIMETRIC  ANALYSIS
 WASHINGTON.O.C.
NITROGEN DIOXIDE
         NOV.  1968
DAY
OF
MONTH
i
2*
3«
*
5
6
7
8
9«
10«
11
12
13
14
13
16*
18
19
20
21
22
23«
25
26
27
28
29
30«
MEAN
NO.
MAX.
A.M.
12-1





























1-2





























2-3





























3-4





























4-5





























5-6





























6-7





























7-8





























8-9





























9-10





























1O-I 1





























1 1-12





























P.M.
12-1









>



















1-2





























2-3





























3-4





























4-5





























5-6





























6-7





























7-8





























8-9





























9-1O





























1O-1 1





























11-12





























DAILY
MEAN




























.000
NO.
OF
MRS.








-




















5-MIN.
MAX.


















,
i


i ,
t




.00
  * Indicates Saturday or Sunday
    Local standard time used
                                                                 JLATED   WED., SEP.  10t 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 3-36

                                                             HOURLY AVERAGES OF
                                                  GASEOUS POLLUTANT CONCENTRATIONS
                                                                CONCENTRATION IN PPM
                                                                  COLORIMETRIC  ANALYSIS
 WASHINGTON,D.C.

NITROGEN DIOXIDE
         DEC.  1968
DAY
OF
MONTH
2*
3
4
5
6
7«
8«
9
10
11
12
13
14*
16
17
18
19
20
21*
22*
23
25
26
27
28*
29*
30
31
MEAN
NO.
MAX.

A.M.
12-1








1-2










;
i





































2-3































3-4































4.5































5-6































6-7































7-8































8-9































9-10































1O-11































1 1-12































P.M.
12-1































1-2































2-3































3-4































4-5































5-6































6-7































7-8































8-9































9-10































10-1 1































1 1-12































DAIUY
MEAN





























.000

NO.
OF
MRS







-























5-MIN.
MAX





























• 00

* Indicates Saturday or Sunday
 Local standard time used
                                                                                                                     TABULATED    WE9.t  SEP. 10. 1969
                                                                                                                                                                      r

-------
       CONTINUOUS AIR 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. Taft Sanitary Engineering Center
CJ1     Cincinnati, Ohio 45226
to
                  Table 3-37

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC  ANALYSIS
WASHINGTON.D.C.
 SULFUR  DIOXIDE
        JAN.  1968
DAY
OF
MONTH
\
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
.10
.1
• 01
.04
• n
.01
.06
.OS
.1C
.08
.08
.1!

.03
.03
.07
.06
.13
.13
.11
.08
.08
.04
.05
.11
.18
.14
.13
.07
.05
.09
29
.18
1-2
.10
• 10
.07
.04
.14
.07
.06
.06
.07
.1C

!l5

.02
.04
.06
.05
.13
.12
.09
.08
.07
.04
.05
.14
.18
.14
.12
.06
.04
.08
29
.18
2-3
.11
.12
.09
.04
.11
.04
.06
.01
.01
.OS
.0!
.1!

.02
.04
.09
.0<3
.12
.14
.11
.09
.09
.04
.03
.15
.17
.13
.13
.05
.04
.09
29
.17
3-4
.14
.11
.12
.07
.11
.OS
.06
.01
.06
.06
.06
.15

.02
.07
.12
.09
.13
.15
.10
.10
.06
.04
.03
.14
.20
.10
.16
.05
.04
.09
29
.20
4-5
.16
.10
.14
.06
.10
.05
.05
.07
.07
.08
.1C
.20

.02
.09
.12
.12
.11
.12
.OB
.11
.08
.04
.03
.13
.21
.16
.21
.06
.0!
.10
29
.21
5-6
.21
.11
.12
.06
.09
.05
.07
.08
.11
.08
.11
.23

.04
.10
.13
.12
.14
.14
.12
.10
.06
.05
.04
.16
.15
.14
.24
.06
.05
.11
29
.24
6-7
.24
.09
.11
.06
.06
.07
.06
.14
.12
.10
.12
.24

.06
.09
.12
.14
.18
.17
.13
.13
.07
.05
.07
.18
.18
.19
.22
.08
.06
.12
29
.24
7-8
.24
.12
.1*
.07
.06
.08
.09
.14
.13
.09
.12
.23

.15
.10
.13
.14
8-9
.25
.12
.13
.07
.06
.06
.09
.10
.11
.06
.10
.22

.06
.10
.11
.13
.131 .20
.18
.15
.20
.10
.07
.07
.22
.18
. 18
.17
.12
.07
.13
29
.24
.26
.16
.26
.10
.04
.10
.22
.18
.16
.17
.14
.08
.13
29
.26
9-10
.11
.1!
.IE
.06
.05
.03
.08
.08
.10
.06
.11
.16

.06
.09
.14
.17
.20
.23
.16
.22
.10

.08
.19
.27
.19
.12
.15
.12
.13
28
.27
10-11
. 1 <
.14
.16
.06
.06
.03
.01
.09
.08
.05
.06
.15

.06
.09
.08


.18
.06
.16
.07

.09
.17
.41
.22
.17
.24
.09
.12
27
.41
11-12
.18
.08
.13
.05
.06
.05
.08
.11
.07
.05
.06
.11
.01
.09
.07
.10


.08
.06
.09
.06

.09
.13
.27
.27
.18
.28
.07
.11
27
.28
P.M.
12-1
• 0^

• If
0(
.0!

lot
.OS
.05
.04
.08
.01
.02
.06
.08
.11
.15

.0!
.05

!07
.0!
.09
.11
.16
.26
.16
.24
.07
.10
29
.26
1-2
.06
.IS
.OS
.11
.06
.04
.0!
.01
.OS
.0!
.0!
.01
.06
.03
.06
.07

.13
.06
.05
.05
.08
.13
.06
.09
.11
.11
.21
.09
.09

.09
29
.21
2-3
.OE
.1'
.1C
.1C
.04
«0<
.01
.06
.OS
.04
.06
.06
.06
.04
.09
.07

.10
.05
.06
.04
.06
.09
.10
.06
.10
.13
.16
.07
.10
.06
.06
30
.16
3-4
:?c
.OE
.01
.0!
.05
.01
.06
• 1C

.0!
.01
.05
.02
.09
.06
.05
.10
.05
.06
.04
.04
.08
.08
,08
.10
.10
.15
.07
.12
.07
.07
30
.15
4-5
.0!
.11
.Ot
.0!
.01
.08
.06
.06
.05
.06
.01
.04
.02
.09
.06
.06
.11
.06
.01
.04
.06
.08
.06
.07
.09
.07
.10
.08
.13
.13
.07
31
.13
5-6
:§9
.10
.04
.07
.06
.08
.06
.09
.06
.05
.07
.04
.03
.08
.07
.09
.10
.07
.10
.05
.08
.09
.05
.08
.11
.14
.07
.10
.16
.12
.08
31
.16
6-7
lo<
.11
.04
.09
.06
.06
.OE
.01
.OE
.07
.06
.03
.03
.07
.07
.09
.11
.09
.10
.05
.12
• 09
.06
.10
.13
.12
.06
.06
.14
.10
.08
31
.14
7-8
III
.14
.0'
.Oi

.04
• 0^
.06
.OS
.08
.OE
.03
.02
.06
.07
.11
.11
.09
.16
.07
.12
.OS
.06
.10
.17
.15
.06
.09
.05
.09
.06
30
.17
8-9
.05
.14
.14
,0'
.K
.Ot
.0!
.1C
.01
.OS
.Of
.12

.04
.06
.08
.11
.13
.10
.14
.08
.12
.0!
.07
.08
.19
.17
.09
.01
.06
.05
.09
30
.19
9-10
.01
.It
.14
.03
.OS
.05

.11
.01
.OS
.ot
.14

.06
.04
.06
.06
.12
.13
.13
.08
.12
.05
loe
.11
.19
.18
.10
.06
.0!
.06
.09
30
.19
10-11
•0]
.it
.12
.03
.12
.04
.01
.1C
.06
.1C
.OS
.11

.03
.03
.07
.09
.14
.14
.15
.08
.06
.04
.06
.10
.25
.24
.09
.09
.06
.06
.09
30
.25
1 1-12
.07
.10
.10
.02
.13
.06
.08
.10
.08
.08
.06
.11

.03
.04
.08
.10
.13
.13
.13
.07
.06
.04
.05
.14
.22
.18
.10
.07
.05
.05
.09
30
.22
DAILY
MEAN
• 1 50
.112
.094
.066
.073
.058
.077
.085
.080
.068
.087
.126
.027
.061
.072
.097
.114
.115
.128
.08^
.109
.074
.056
.076
.153
.179
.14$
.127
.108
.070
.096

.179
NO.
OF
MRS.
ii
2!
2'
24
21
24
24
24
23
24
2<
2(
13
24
24
22
22
21
24
24
24
24
21
24
24
24
24
24
24
23

704

5-MIN.
MAX.
.09
.28
.17
.23
.18
.22
.18
.13
.17
.16
.14
.15
.26
.07
.18
.12
.19
.22
.28
,.42
'.28
.31
.15
..12
,.15
<
.31 !
.46
.35
.26
.47
.17


.47
        * 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 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
WASHINGTON!,O.C.
 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-t
.04
.06

.0!
.05
.12
, 19
.04
.10
A.M.
1-2
.04
.06
.06
.05
.05
.12
.16
.05
.14
.05 .04
.08 .OS
.U
.06: .1C
.11 .13
.13 .12
.04 .06
.09 .09
.041 .03
.08
.18

.06


.03 .03
.07 .06
.11 .10
.11 .08
.05 .05


.07 .07
.15 .17
.20, .20
.13
.09
28
,2C
.17
i .09
!zo
2-3
.04
.Ot
.06
.04
.05
.1C
.17
.0!
.13
.04
.OS
.11
.OS
.12
.13
.04
.08
.04
.07
.13

.08
.0!

.12
.06

.08
.16
.18
.11
.09
28
.18
3-4
.0!
.01
.05
.05
.06
.09
.18
.04
.12
.05
.11
.09
.01
.15
.11
.04
.11
.04
.06
.15

.08
.06
.07
.19
.06

.08
.1!
.25
.09
.09
29
.29
4-5
.0'
.06
.0"
.01
.13
.12
.21
.0!
.1C
.05
.11
.12
.07
.14
.!«
.06
.11
.05
.07
.1C

.07
.07
.13
.15
.06

.10
.12
.21
.07
.10
29
.21
5-6
.05
.09
.05
.07
.11
.14
.21
.11
.06
.04
.11
.12
.09
.14
.16
.08
.12
.05
.09
.12

.06
.10
.10

.07

.16
.11
.21
.08
.10
29
.21
6-7
.Of
.06
.Of
.OS
.14
.12
.24
.11
.06
.04

.14
.1C
.16
.15
.12
.1C
.06
7-8
.Of
.06
.11
.01
.12
.1!
.21
• 1C
.08
.05

.14
.1C
.16
.16
.16
.06
.07
8-9
.01
.01
.11
.01
.13
.14
.15
.09
.1C
.06
.06
.11
.Of
.12
.11
.16
.07
.OS
.M .!<< .12
.18

.07^
.11
.14
.18
.07

.16
.If
.30
.12
.12
26
.30
.17! .22
.09

.1C
.11] .1C
.16! .u
.19J .18
.o6j .07
1
.161 .14
.ii ,i!
.22! .19
.13
.12
28
.22
.19
.12
29
.22
P-IO
.01
.06
.1C
.0!
.12
.13
.08
.08
.1C
.07
.06
.12
.06
.12
.19
.1C
.1C
.1C
IO-I I
.01
.Ot
.Of

.01
.11
.OS

.OS
.01
.06
.OS
.OS
.11
.16
.01
.06
.06
.iq .10
.11 .OS

.09J .09
.OS .07
.09j .U
.15 .07
.051 .04

.09
.12
.13
.18
.10
29
.19

.06
.11
.10
.16
.09
27
.16
1 1-12
.04
.06
.06
.05
.06
.08
.09

.09
.06
.04
.10
.09
.11
.11
.05
.06
.07
.09
.08

.08
.07
.10
.08
.04

.05
.09
.10
.23
.08
28
.23
P.M.
12-1
.0!
.Ot
.0!
.0!
.06
.01
.06
.06
.1C
.05
.05
.OS
.01
.1C
.1C
.06
.06
.01
.01
.01

.01
.06
.08
.06
.04

.04
.01
.13
.20
.07
29
.20
1-2
.0'

.0!
.0!
.05
.08
.05
.06
.OS
.04
.04,
• OS
.01
.OS
.06
.0!
.04
.05
.06
.06

.07
.06
.08
.05
.05

.05
.06
.12
.26
.07
28
.26
2-3
.04

.04
.02
.07
.07

.07
.07
.04
.04
.07
.06
.OS
.06

.04
.04
.Of
.01


.06
.07
.04
.05

.04
.06


.06
23
.09
3-4
.04
.04
.02
.04
.06
.01

.05
.08
.04
.05
.06
.06
.OS
.06
.01
.05
.06
.06
.06

.06
.06
.06
.04
.04

.03
.01


.06
26
.09
4-5
.04
.0!
.0'
.04
.06
.01
.04
.0*
.01
.03
.0!
.06
.01
.06
.0!
.06

.04
.07,
.06

.01

.07
.04
.05

.02
.06
.07
.08
.05
28
.08
5-6
.04
.07
.03
.04
.05
.07
.05
.05
.06
.04
.04
.06
.06
.08
.06
.06
.04
.04
.05
.05

.07
.08
.06
.05
.04

.04
.06
.08
.08
.05
29
.08
6-7
.0!

.03

.Of
.Of
.01
.06
.Of
.0!
.04
.07
.07
.1C
.06
.K
.oi
.01
.091
.07

.07
.1C
.07
.05
.06

.07

.07
.11
.07
29
.12
7-8
.Oi
.0:
.0*
.05
.11
.13
.1C
.OS
.Ot
,0<
.0«
.01
.OE

.06
.11
.0!
.OS
.11
.06

.06
.11
.09
.06
.07

.09
.1C
.09
.09
.08
29
.13
8-9
• 1C
.Of
.0'.
.0!
.12
.21
.01
.06
.01
.05
.0!
.06
.01
.12
.01
.1!
.05
.01
.10
.0!

.07
.11
.12
.06
.06

•1?
.12
9- 1O
.12

.0'.
.0!
.11
.IS
.06
.1C
.06
.06
.06
.01
.OS
.11
.01
.11

.06
.12
.04

.05
.12
.12
.06
.06

.17

.id .u
.07
.09
29
.21
.05
.04
28
.19
10-11
.12
.03
.0'

.11
.15
.06
.1C
.08
.08
.Of
.07
.08
.Of
.01
.1!
.03
.OS
.14
.04

.06
.11
.11
.06
.07

.18
.14
.14
.04
.09
28
.16
1 1-12
.10
.05
.05

.11
.15
.06
.08
.04
.OR
.07
.05
.10
.08
.05
.12
.03
.08
.17
.04

.07
.12
.12
.07
.08

.17
.18
.14
.04
.09
28
.18
DAILY
MEAN
.062
.057
.056
.052
.087
.114
.118
.073
.084
.049
.066
.092
.080
.113
.107
.089
.067
.061
.095
.097

.069
.084
.098
.092
.055

.093
.115
.152
.121
.086
.152
NO
OF
MRS
2<
2<
23
21
24
24
22
22
2<
24
22
23
2<
2<
24
23
24
24
24
24

2?
22
23
24
24

24
2;
22
22
674
3-MIN.
MAX.
.16
.16
.14
.10
.16
.23
.26
.16
.14
.10
.15
.17
.18
.19
.22
.21
.19
.12
.19
.28

.14
.16
.18
.23


.21
.26
.34
.31
.34
tn
CO
          * Indicates Saturday or Sunday
           Local standard time used
                                                                TABULATED   WE% ,  SEP.  10|  1969

-------
        CONTINUOUS AIR MONITORING PROGRAM
        Ai> Quality Section, Laboratory of Engineering and Physical Sciences
        Division of Aii Pollution. Public Health Service
        U.S. Department ol Health. Education, and Welfare


        Robert A. Taft Sanitary Engineering Center
        Cincinnati, Ohio 45226
                   Table 3-39

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC ANALYSIS
WASHINGTON,D.C.

 SULFUR  DIOXIDE
      MARCH 1966
DAY
MONTH
J.
3*
4
5
6
7
8
9«
10«
11
12
13
14
15
16«
n*
18
19
20
21
22
23«
24«
25
26
27
28
29
30*
31«

NO.
MAX.
A.M.
12-1
.04
>
.0!
.o<
.08
.1C
.02
.01
.K
.01
.01
.07
.08
.06
.10
.08
.03
.03
.03
.06
.04
.11
.01
.oil
.04
.06
.05
.02
.06
.02
.02
.06
31
.U
1-2
.0!
.0<
.«<
.01
.11
.0!
.Of
• Of
.06
.06
.09
.08
.0!
.07
.09
.05
.02
.03
.05
»03
.15
.01
.OS
.04
.05
.85
.03
.03
.00
.01
.05
30
.15
2-3
.02
loi
.02
.01
• 1C
.14
.0!
.0!
.Of
.oe
.04
.07
.11
.06
.07
.08
.04
.02
.03
.04
.04
.18
.01
.02
.05
.04
.06
.02
.02
.01
.02
.06
31
.18
3-4
.02
Io<
.02
• 1C
.Of
.21
.0<
.Of
.01
.Of
.04
.06
.11
.06
.09
.09
.04
.02
.02
.03
.05
.18
.02
.02
.06
.06
.08
.03
.03
.00
.02
.06
31
.21
4-5
.01
.01
.0:
.10
.11
.26
.04
.06
.10
.09
.03
.06
.1?
.08
.07
.08
.03
.02
.03
.05
.04
.13
.02
.03
.06
.07
.OB
.02
.02
.01
.01
.06
31
.26
5-6
.08
111
.03
.11
.17
.26
.05
.05
.07
.10
.05
.07
.12
.09
.08
.06
.04
.05
.05
.04
.06
.11
.02
.03
.09
,06
.06
.07
.02
.02
.02
.07
31
.26
6-7
.01
.11
.02
.01
.16
.19
.06
.06
.0<
.1C
.08
.09
.10
.12
.08
.06
.04
.07
.08
.06
.08
.1C
.04
.04
.09
.1C
.09
.06
.02
.01
.03
.08
31
.19
7-8
.01
.12
.04
.1C
.24
.20
.05
.09
.01
.01
.11
.13
.11
• U
.09
.07
.04
.07
8-9
.08
.11
.0'
.08
.13
.16
.05
.09
.08
.08
.07
.15
.09
.09
.09
.08
.04
.06
.09, .05
.OT .07
.12 .15
.14 .15
.03| .02
o05| .04
.09
.06
.12
.OcJ
.03
.00
.02
.09
31
.24
.06
.07
.20
.06
.10
.00
.03
.08
31
.20
9-10
.oc
JO!
• 0<|
.06
.01
.13
.04
.12
.01
.Of
.07
.10


.06
.06
.04
10-11
.0(
.0!
.0'
.0!
.0<
.11
.02
.01
.01
.01
.0!
.01


.05
.oJ
.04
.07J .07
.03
.07
.14
.24
.02
.02
.05
.06
.19
.08
.07]
.00
.02
.08
29
.24
.031
.06
.2C
.11
.03
.02
.06
.06
.13
.09
.02
.00
.02
.07
29
.20
1 1-12
.08
.05
.04
.09
.07
.10
.03

.07
.11
.04
.05


.05
.05
.05
.04
.02
.06
.18

.03
.02
.06
.02
.09
.08
.01
.00
.01
.05
27
.18
P.M.
12-1
:§!
.0'
.01
,0<
.0«
.02

.01
.1!
.02
.01

.05
.05
.05
.05
.04
.03
.05
.2r

.0!
.02
.04
.02
.03
.04
.01
.00
.01
.05
28
.20
1-2
.04
.0<
.Of
.06
.13
.02
.OT
.04
.01
.04
.01

.0!
.04
.04
.03
.06
.031
.05


.03
.02
.04
.01

.02
.01
.00
.01
.04
26
.13
2-3
.0!
.0!
• 0<
.0!

.02
.0^
.04
.Of
.04
.0!

.05
.05
.04
.04
.05
.02
.04

.05
.02
.02
.04
.01
.02
.02
.01
.00
.01
.04
27
.08
3-4
.0!
.0!
.0!
.02
.11
.02
.09
.04
.0!
.02
.oi
.04
.06
.08
.04
.04
.041
.01
.01
.1!
.0!
.03
.02
.03
.02
.02
.01
.OC
.00
.00
.04
30
.15
4-5
.0(
,0<
.04
.0!
.02
.0<
.02
.1C
.04
.01
.02
.0!
.02
.06
.07
.04
.03
.03
.01
.02
.OS
.03
.01
.02
.03
.07
.01
.01
.OC
.00
.00
• 04
31
.10
5-6
.05
!05
.04
.04
.05
.08
.03
.09
.04
.06
.07
.03
.05
.08
.05
.03
.03
.02
.04
.16
.04
.01
.02
.02
.01
.02
.01
.01
.01
.00
.04
30
.16
6-7
.Of
>
.02
.02
.0!
.Of
.0!
.01
.0!
.0!
.03
.OS
.04
.01
.05
.04
.03
.04
.03
.03
.04
.04
.01
.02
.04
.04
.03
.02
.01
.02
.00
.04
31
.09
7-8
.01
.0!
.0<
.Oi
.01
.06
.Of
.01
.0!
.01
.03
.11
.0!
.1C
.01
.04
.03
.04
.04
.04
.04
.01
.02
.04
.04
.04
.04
.02
.03
.01
.02
.05
31
.11
8-9
.0<
.0!
.04
.I!
.1C
.0'.
.Of
.11
.08
.Of
.02
.11
.08
.08
.07
.03
.03
.03
.06
.05
.04
.01
.03
.03
.05
.03
.01
.06
.02
.05
.02
.06
31
.12
9-10
:d
.OC
.12
.11
.0'
.12
.1
.1
.Of
.04
.13
.08
.10
.08
.03
.02
.03
.07
.05
.04
.01
.03
.04
.05
.04
.05
.09
.02
.02
.02
.06
31
.13
10-1 1
.1C
.04
.01
.01
.12
.0'
.13
.01
.09
.Of
.0!
.08
.07
.09
.09
.06
.02
.03
.07
.04
.05
.02
.03
.05
.04
•°3
.02
.06
.02
.02
.01
.06
31
.13
1 1-12
.08
.05
.05
.09
.11
.03
.08
.09
.09
.06
.05
.09
.06
.14
.08
.05
.03
.03
.09
.04
.07
.01
.02
.04
.04
.03
.02
.05
.01
.02
.01
.05
31
.14

MEAN
.071
.064
.041
.076
.090
.120
.048
• 081
.070
.081
.047
.084
.077
.078
.071
.054
.036
.041
.040
.047
.092
.090
.024
.028
.049
.041
.066
.042
.024
.009
.013
.057

.120
NO.
OF
MRS.
2C
2<
?<
2<
24
?1
24
72
-24
24
23
24
If
21
24
74
24
24
24
24
7?
21
24
2
-------
cn
en
       CONTINUOUS AIR MONITORING PROGRAM
       Air Quality Section. Laboratory ol Engineering and Physical Sciences
       Division of Ail Pollution, Public Health Service
       U. S. Department ol Health. Education, and Welfare

       Robert A. Taft Sanitary Engineering Center
       Cincinnati, Ohio 45226
                  Table 3-40

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC  ANALYSIS
WASHINGTONiD.C.
 SULFUR  DIOXIDE
      APRIL  1968
DAY
OF
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.


12-1
• 0 1
m 02
.03
.01
.02
.od
.04
A.M.

1-2
.03
.02
.01
.01
.01
.02
.02 .02
.01!
.01
.02
.02
.03 .04

.02
.0-
.02
.02 .01
.01

.OC

.00 ,OC
.oii «oq
.oq .01
.00 .01
.03 .oq


.06 .01
.00, .00
.00 .00
.00 .00
.02 .01
.01 .03
.01
.01
.061 .05
.04! .02
.03! .02
.02l' .02
30 ; 29
.06
.05

2-3
.01
.02
.02
.01
.02
.01
.03
.01
.02
.02
.03
.03]
.02
.03
.01

.01
.03
.OC

3-4
.01
.03
.OC
.01
.01
.01
.03
.03
.02
.03
.02
.06
.0!
.04
.01

.01
.06
.02
.oq .00
.or

.OC
.00
.01
.00
.01
.04
.01
.03
.0!
.02
.02
30
.05
.01

.00
.01
.00
.00
.00
.05
.03
.02
.08
.03
.02
30
.08

4-5
.01
.03
.Of,
.01
.OC
.OC
.02
.04
.02
.04
.01
.06
.04
.04
.01

.OC
.09
.or
.00
..00

.00
.01
.00
.00
.02
.05
.03
.02
.06
.04
.02
30
.06

5-6
.01
.06
.05
.01
.02
.01
.04
.04
.04
.04
.05
.07
.05
.03
.01

.00
.04
.00
.06
.00
.00
.01
.01
.00
.02
.05
.04
.04
.04
.09
.03
30
.09

6-7
.01
.0?
.01
.03
.02
.01
.02
.04
.04
.03
.06
.05
.01
.0!
.04


.00
.00
.06
.001

.00
.01
.01
.OC
.07
.06
.04
.09

.07
.04
28
.09

7-a
.04
.12
.0*
.04
.03
.01
.06
.05
.03
.05
.01
.12
.01
.01
.04

.04
• 03
.03

8-9
.05
.01
.05
.OJ
.03
.02
.0!
.02
.01
.04
.0!
.1C
.1C
.12
.03
.01
.06
.01
.071 .031
.00 .OC
.00
.00
.01

.00
.01
.01
.02 .01
.09
.06
.06
.05

.04
.04
29
.12
.03
.05
.06
.02
.04
.02
.04
30
.12

9- 1O
.04
.01
.04
.01
.03
.02
.02
.02
.OC
.01
.04
.10
.14
.10

1O-1 1
.03
.04
.03
.01
.02
.02
.01
.02
.OC
.14
.04
.1C

.oil
.06 .06
|
.01) .01
.o2 .01
.oq .oc
.oi| .oq
.oq .00
.00

.00
.001 .00
.01
.04
.02
.02
.07
.02
.03
.04
.04
30
.14
.07
.03
.02
.03
.0!
.02
.03
.03
.03
29
.14

1 1-12
.02
.03
.05
.01
.02
.01
.00
.03
.00
.08
.03
.07

.03
.06

.00
.00
.00
.00
.00

.00
.01
.00
.03
.02
.03
.04
.02
.02
.02
.02
29
.08
P.M.

12-1
.03
.03
.01
.01
.02
.02
.OC
.OC
.OC
.05
.02
.01
.01
.02
.04

.OC
.OC
.01
.OC
.OC

.00
.02
.01
.03
.02
.02
.03
.01
.02
.02
.02
30
.07

1-2
.02
.01


.01
.01
.OC
.OC
.OC
.0!
.01
.0!
.OC
.02
.OC

.OC


.011
.OC

.01
.01
.01
.03
.01
.01
.02
.00
.03
.02
.01
26
.05

2-3
.01
.01


.01
.01
.01
.02
.OC
.02
.OC
.02
.01
.01
.OC

.OC


.OC
.OC

.00
.01
.OC

.01

.02
.OC
.02
.01
.01
24
.03

3-4
.OC
.02

.02
.01
.01
.OC
.03
.01
.01
.OC
.01
.02
.OC
.OC

.OC


.OC
.00

.OC
.00
.00
.00
.00
.OC
.01
.OC
.02
.00
.01
27
.03

4-5
.OC
.OC
.01
.01
.01
.02
.OC
.02
.01
.01
.OC
.02
.01
.od
.OC

.OC
.OC
.01
.OC
.02

.OC
.01
.OC
.01
.00
.01
.02
.00
.01
.01
.01
30
.02

5-6
.01
.03
.02
.02
.01
.02
.00
.03
.00
.01
.00
.03
.02
.00
.00

.00
.00
.04
.00
.05

.00
.00
.00
.01
.00
.02
.02
.00
.01
.01
.01
30
.05

6-7
.01
.01
.02
.04
.01
.02
.01
.03
.OC
.01
.OC
.03
.01
.01
.OC

.OC
.OC
.OC
.or
.01

.OC
.01
.00
.01
.01
.02
.03
.01
.01
.00
.01
30
.04

7-8
.01
.02
.nl
.0:
.01
.02
.04
.04
.OC
.02
.02
.02
.04
.01
.OC

.OC
.OC
.0:
.01
.01

.OC
.01
.OC
.02
.01
.02
.04
.03
.02
.00
.02
30
.04

8-9
.01
.04
.02
.01
.02
.02
.02
.02
.01
.04
.02
.02
.04
.01
.OC

.01
.02
.0!
.011
.00

.OC
.OC
.OC
.03
.01
.02
.04
.02
.02
.01
.02
30
.05

9-10
.02
.0!
.04
.01
.01
.04
.03
.02
.01
.05
.0'
.04
.02
.OC
.OC

.oe
.01
.04
.OC
.OC

.OC
.01
.OC
.02
.03
.02
.04
.0!
.02
.01
.02
30
.06

10-11
.02
.02
.04
.02
.01
.02
.03
.01
.01
.03
.Of
.03
.04
.OC
.01

.06
.01
.04
.00
.00

.01
.02
.00
.04
.02
.02
.03
.0!
.01
.01
.02
30

1 1-12
.02
.01
.03
.04
.01
.04
.03
.01
.03
.03
.08
.02
.01
.00
.01

.04
.00
.00
.01
.00

.00
.00
.00
.03
.02
.02
.05
.03
.03
.00
.02
30
.08 .08
DAILY
MEAN
.017
.036
.033
.018
.014
.017
.021
.024
.011
.037
.032
.053
.037
.028
.016

.011
.017
.015
.012
.006

.002
.007
.004
.015
.019
.028
.031
.026
.028
.022
.021
.053
NO.
MRS.
fii
21
22
24
24
24
24
2<
24
24
2<
27
24
24

22
21
21
24
24

24
24
24
23
24
23
24
24
22
24
701

5-MIN.
MAX.
.08
.18
.12
.05
.04
.05
.09
.06
.05
.17
.10
.14
.27
.15
.07

.08
.07
.OR
.08
.06

.03
.04
.04
.07
.11
.09
.11
.10
.10
.11

.27
         * Indicates Saturday or Sunday
           Local standard time used
                                                               TABULATED   WED..  SEP.  10,  1969
                                                                                                                                                                            r

-------
       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 3-41

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION tN PPM
              CONDUCTOMETRIC ANALYSIS
WASHINGTON,D.C.
 SULFUR  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
.01
.oc
•22
.03
.01
.01
.04
.09
.03
oOZ
.04
.01
1-2

.oc
.01
• 02
.02
.01
.05
.05
.03
.01
.04
.01
.00, .01
1
.01
.02
.00
.01
,00

c.02
,02
.02
.01
,01
.02

.03
.02 .02
003 .02
.00 .00
.00
,00
Ooo
000
.01
.00
.01
.02
29
.09
.00
.00
.00
.01
.02
.00
.01
.02
28
.05
2-3
.01
.01
°°i
.02
.02
.01
.04
.03
.02
.02

.01
.Ol|
3-4
.01
.02
.08
.01
.02
.01
.03
.04
.04
.01

.OC
.01
i
.Oil .03
.Oil .01
.01
,01
.03

.0'2
.01
.02
.00
.00
.00
.00
oOl
.01
.00
.02
.01
28
.04
.01
.01
.00

,02
,01
.01
.00
.00
.00
.00
.00
.00
.00
.02
.01
28
.08
4-5
• 0?
.04
.01
.01
.04
.01
.02
.0«

.01

.or
.02

.01
.02
.01
.00
.01

.05
.02
.03
.00
.00
.00
.00
.00
.00
.00
.03
.02
27
.07
5-6
.05
.07
.06
• 02
,06
.05
.05
.06

.01

.00
.05

..03
.02
.03
.00
.01

.09
.03
.05
.00
.01
.00
.00
.00
.02
.00
.05
.03
27
.09
6-7
.1C
• o*
.02
.0-
.01
.06
.1C
.1C

.02

.00
.05

.04
.04
.04
.01
.03

.08
.05
.07
.00
.02
.02
.00
.00
.04
.01
.07
.04
27
.10
7-8
.01
.05
.05
.04
.07
.03
.03
.08

.04

.00

«cH
.03
.02
.03
.03
8-9
.04
.04
.04
.02
.06
.02
.01
.06
.01
.04

.00
.01
.04
.02
.01
.02
.05
• 02| .01
.01
.04
.01
.02
.06. .04
.06 .04
.OOl .00
.00
.02
.ool
.00
.03
.00
.ool .00
.02
.00
.05
.03
28
.08
.02
.00
.02
.02
30
.08
9- 1O
.0':
1 0^
.OC
.02
.05
.02
.01
.06
.01
.01
.1C
.00
.OC
.01
.02
.02
.01
.04
10-11
.02
.01
.09
.02
.03
.02
.02
.0!
.OC
.01
.09
.OC
.00
.01
.02
.02
.01
.02
.Oil .01
.01
.02
.02
.03
.00

.02
.00
.00
.01
• 01
.02
.02
30
.10
.01
.01
.02
.02
.00

.00
.00
.01

.01
.01
.02
29
.09
1 1-12
.02
• 01
.07
.02
.02
.03
.01
.02
.01
.01
.06
.00
.01
.00
.02
.01
.01
.02
.00
.01
.00
.02
.02
.00

.00
.00
.00
.01
.00
.01
.01
30
.07
P.M.
12-1
.OC
.01
.01
.02
.02
.01
.00
.02
.01
.01
.04
.00
.01
.00
.02
.01
.OC
.02
.00
.01
.00
.01
.00
.00

.00
.00
.01
.01
.00
.01
.01
30
.04
1-2
.OC
.01
.01
.02
.02
.OC
.OC

.00
.01
.03
.00
.01
.00

.00
.00
.01
.00
.01
.00
.01
.00
.00

.00
.00
.02
.00
.00
.01
.01
28
.03
2-3
.01
.01
.01
.02
.01
.OC
.OC
.OC
.01
.01
.02
.00
.00
.00
.01
.01
.oc
.01
.00
.01
.01
.01
.00
.00
.00
.00
.00
.02
.01
.00
.00
.01
31
.02
3-4
.oc
.01
.01
.03
.01
.00
.00
.00
.01
.00
.02
.00
.00
.00
.01
.01
.oc
.00
.00
.00
.01
.01
.00
.00
.00
.00
.00
.02
.00
.00
.00
.00
31
.03
4-5
.oc
.oc
.01
.02
.01
.oc
.oc
.oc
.02
.oc
.02
.OC

.01
.02
.00
.00
.00
.oc
.00
.02
.01
.00
.00
.00
.00
.00
.02
.01
• 00
• 00
.01
30
.02
5-6
.01
.00
.08
.01
.01
.01
.00
.02
.01
.00
.02
.00

.02
.01
.00
.00
.00
.00
.00
.00
.01
.00
.00
.00
.00
.00
.01
.00
.00
.00
.01
30
.08
6-7
.01
.01
.01
.01
.oc
.01
.oc
.02
.oc
.oc
.01
.oc

.01
.01
.oc
.oc
.oc
.00
.00
.01
.01
.00
.00
.00
.00
.00
.02
.00
.00
..00
.01
30
.07
7-8
.0<
.02
.02
.01
.oc
.01
.01
.04
.02
.01
.01
.oc

.oc
.02
.00
.01
.00
.oc
.00
.01
.01
.00
.00
.00
.00
.00
.03
.01
.00
.00
.01
30
.04
8-9
.02
.02
.03
• 0'
.oc
.02
.02
.02
.01
.02
.01
.OC

.02
.02
.OC
.02
.OC
.OC
.01
.04
.05
.00
.01
.00
.00
.00
.02
.OC
.00
.00
.01
30
.0!
9-10
.04
.01
• w"
.02
.OC
.03
.05
.03
.01
.03
.01
.OC

.02
.02
.OC
.02
.OC
.00
.01
.03
.04
.00
.01
.00
.00
.00
.02
.01
.00
.01
.01
30
.05
10-11
.03
.01
.0!
.01
.OC
.02
.05
.02
.01
.03
.OC
.01

.03
.01
.OC
.oc
.oc

.01
.02
.03
.00
.00
.00
.00
.00
.01
.01
.00
.02
.01
29
.05
1 1-12
.01
.03
.05
.01
.00
.02
.06
.02
.02
.03
.00
.01

.03
.01
.00
.04
.00

.01
.02
.02
.00
.01
.00
.00
.00
.01
.01
.00
.03
.01
29
.06
DAILY
MEAN
.024
.022
.036
.019
.024
.018
.025
.040
.014
.015
• 031
.002
.012
.013
.017
.010
.012
.010
.007
.007
.024
.023
.017
.001
.001
.004
• 000
.009
.009
.001
.015
.015

.040
NO.
OF
MRS.
2!
2'
2<
2<
24
24
24
22
2C
24
11
24
1!
11
23
2<
24
24
22
17
24
24
24
24
19
24
24
24
23
24
24

69S

5-MIN.
MAX.
.12
.11
.12
.06
.08
.08
.21
.15
.12
.12
.11
.04
.07
.07
.06
• 05
.07
.11
.05
.04
.09
.08
.09
.0.1
.05
.04
• 01
.05
.05
.03
.08


.21
01
         * 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 ot Air Pollution. Public Health Service
U. S. Department ol Health. Education, and Wellare

Robert A. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Table 3-42

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC  ANALYSIS
WASHINGTON,O.C.

 SULFUR  DIOXIDE
        JUNE  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«
30«

MEAN
NO
MAX.

12-1
.02
.01
.oc
.01
.oc
A.M.
1-2
.oc
.oc
.oc
.00
.oq .oc
.oc
.oc
.oc
.oc
.00 .OC





.oc
.00 ,oe
.00 .01
.00 .00
.00 .OC






.01
.00 .00
.00 .00
.00 .OC
.00 .OC
.00 .00


.00 .00
18 19
.02
.01
2-3
.02
.OC
.OC
.OC
.00
.oc
.oc
.oc
.oc


3-d
.02
.OC
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc

.oq .oc
.00 .OC
.00 .01
.oq .02
.oa .oc







.00
.00
.00
.00
.00
.00

.00
20
.02







.00
.00
.00
.00
.00
.00

.00
21
.02
0-5
.02
.oc
.oc
.oc
.00
.01
.oc
.oc
.or
.oc

.oc
.01
.01
.01
.00






5-6
.03
.00
.00
.00
.02
.00
.00
.00
.00
.00

.00
.00
.01
.01
.00







.01
.01
.00
.00
.02
.00
.oq .00
.00 .00
.00 .01

.00
21
.02
.00
21
.03
6-7
.04
.oc
.01
.oe
.04
.0!
.oc
.oc
.oc
. .oc

.00
.01
7-8
.02
.oc
.05
.01
.oe
.03
.oc
.oc
.oc
.00

.00
• 01
.01 .00
.OL .02
i
.00




.00
8-9
.01
.oc
.05
.02
.02
.oc
.oc
.oc
.00
.oa

.00
.01
.oc
.01
.oc
1
1

I
•• • r "





.04) .05| .03
.02
.00
.01
.00
.01

.02
21
.08
.02
.oa
.00
.01
.00
.00
.00 .OC
.Oil .01

.02
21
.07

.01
21
.05
9- 1O
.01
.oc
.04
.01
.00
.oc
.oc
.oc
.oc



,ocJ
.00
.02
.01
IO- 1 1
.oc
.oc
.01
.oc
.oc
.oc
.oc
.oc
.00



.oc
.oc
.00
.oc

i

i


1

.00
.00
.oa
.00
.00
.00


.01 .00
.00! .00


.01 .00
19 17
.04J .01
1 1-12
.01
.00
.00
.00
.00
.00
.00
.00
.00
.01

.00
.00
.00
.00
.00







.00
.00
.00

.00
.00

.00
20
.01
P.M.
12-1
.oc
.oc
.oc
.oc
.01
.oc
.OC
.oc
.oc
.oc

.oc
.oc
.OC
.oc
.oc







.00
.00
.00

.00
.00

.00
20
.01
1-2
.oc
.oc
.oc
.00
.oc
,oc
.oc
.oc
.00

.oc

.01
.00
.oc







.00
.oc
.oc

.oc
.00

.00
18
.01
2-3
.oc
.oc
.oc

.oc
.oc

.oc
.oc

.oc

.oc
.00
.oc







.00

.00

.00
.00

15
.00
3-4
.oc
.oc
.oc
.oc
.oc
.oc


.00

.oc

.oc
.00
.oc







.00
.00
.00
.00
.00
.00

.00
17
.00
4-5
.01
.oc
.oc
.oc
.or
.oc


.oc

.oc
.oc
.oc
.01
.oc







.00
.oc
.oc
.OQ
.oc
.00

.00
18
.01
5-6
.01
.00
.00
.00
.00
.00


.00

.00
.00
.00
.00
.00







.00
.00
.00
.00
.00
.00

.00
18
.01
6-7
.01
.oc
.oc
.oc
.oc
.Of
.oc

.oc
.oc

.oc
.oc
.oc
.00
.oc







.00
.00
.00
.00
.00
.00

.00
20
.01
7-8
.01
.oc
.oc
.oc
.oc
.oc
.oc

.oc
.00

.oc
.oc
.oc
.oc
.oc







.00
.oc
.oc
.oc
.oc
.00

.00
20
.01
8-9
.01
.oc
.oc
.01
.oc
.Of
.oc

.oc


.oc
.oc
.oc
.oc
.oc
9-10
.02
.oc
.oc
.oc
.oc
.or
.oc
.oc
.oc


.oc
.oc
.oc
.00
.oc
1






.01
.00
.00
.00
.00
.00

.00
19
.01






.00
.oa
.00
.00
.00
.00

.00
20
.02
1O-I 1
.02
.oc
.02
.oc
.oc
.or
.oc
.01
.oc


.oc
.00
.oq
.oc
.oc







.oc
.00
.00
.00
.00
1 1-12
.01
.00
.02
.00
.00
.00
.00
.00
.00
.00

.00
.00
.00
.00
.00







.00
.00
.00
.00
.00
.00 .00


.00 .00
20 ' 21
.03 .02

MEAN
.013
.001
.009
.008
.007
.004
.000
.000
.000
.001

.000
.003
.003
.005
.001







.006
.004
.000
.000
.001
.001

.003
.013
NO.
OF
MRS
22
H
24
2<
23
?«
2<
n
21
ie

21
21
2<
2<
2<







23
23
23
i<;
24
24

*65


MAX.
.05
.04
.07
.19
.07
.07
.01
.01
.02
.01

.02
.03
.03
.05
.04







.08
.03
.01
.02
.05
.04


.19
  * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WED.t  SEP.  10,  1969

-------
tn
00
        CONTINUOUS AIR 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. Taft Sanitary Engineering Center
       Cincinnati. Ohio 45226
                  Table 3-43

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC ANALYSIS
WASHlNGTONiD.C.
 SULFUR'DIOXIDE
       JULV  1968
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

NO.
MAX.

12-1
.oc
>
.oc
.oc
.01
.01
,03
.00
.04
.01
.00
.01
.oc
.00
•°1
.00
.01
.od
.01
.00
.02
.OS
.00
.oc
.00
.oq
.06
.01
.00
.01
.02
.01
31
.04

1-2
.0(
.oc
.oc
.01
.02
.01
.oc
.03
.01
.oc
.oc
.oc
.oc
.00
.01
.01

.01
,00
.02
.02
.00
.00
.00
.00
.00
.00
.00
.00
.00
.01
29
.03

2-3
.00
.00
.00
.oc
.01
.01
.0;
.oc
.0<
.01
.oc
.oc
.oc
.oc
.00
.oc
.oc

.01
.00
.01
.02
.oc
.00
.00
.oc
.00
.oc
.oc
.02
.00
.01
30
.04

3-4
.00
.00
.00
.00
.01
.01
.01
.01
.01
.oc

.oc
.oc
.oc
.00
.oc
.03

.02
.00
.01
.03
.00
.00
.00
,00
.00
.oc
.oc
.03
.01
.01
29
.03

4-5
.oc
.oc
.00
.02
.oc
.03
.00
.02
.00

.00
.oc
.oc
.00
.oc
.0?

.03
.00
.02
.02
.00
.oc
.00
.01
.00
.00
.oc
.04
.05
.01
28
.05
A
5-6
.01
.00
.00
.00
.02
.00
.05
.02
.02
.02
.00
.00
.00
.00
.01
.00
.04

.01
.00
.01
.03
.01
.00
.00
.00
.00
.00
.01
.06
.02
.01
30
.06
.M.
6-7
.0:
.OC
.01
.OC
.0«
.oc
.0!
.02
.03
.02
.OC
.OC
.OC
.01
.01
.00
.03

.01
.01
.01
.04
.01
.00
.01
.00
.00
.00
.01
.06
.01
.01
30
.06

7-8
.06
.01
.OC
.00
.04
.oc
.03
.0;
.02
.03
.00
.01
.oc
.02
.02
.01
.ol

,01
.00
.03,
.03
.02
onq
.02
.02
,ou
.00
.oc
.06
.04
.02
30
.06

8-9
.03
.01
.OC
.OC
.00
.oc
.02
.02
.01
.02
.OC
.01
.00
.od
.01
.00
.02
.01
.01
.00
.03
.02
.03
.OC
.01
.05
.01
.OC
.oc
.06
.02
.01
31
.06

9- 10
.01
.00
.oc
.00
.01
.01
.05
.01
.02

.oc
.oc
,od
.01
.00
.00
.01
.01
.01
.00

.01
.02

.01
.03
.01
.oc
.oc


.01
26
.05

10-11
.0(
.0(
.oc
.00
.02
.02
.01
.0:

.OC

.!<
.01
.OC
.oc
.oc
.02
.02
.00

.01
.01

.01
.02
.01
.OC
,oc

.00
.01
25
.14

1 1-12
.00
.01
.00
.00
.01
.00
.01
.03

.02
.00
.18
.01
.00
.01
.01
.02
.01
.00
.01
.03
.01
.00
.00
.02
.00
.00
.00
.00
.00
.01
29
.16

12-1
.OC
.0]
.oc
.oc
.oc
.oc
.02
.0]
.oc
.02
.OC
.Of
.01
.00
.oc
.oc
.01
.01
.00
.01
.02
.01
.oc
.00
.02
.OC
.oc
.oc
.00
.00
.01
30
.08

1-2
.OC
.oc
.oc
.oc
.oc
.01
.03
.01
.oc
.01
.02

.01
,oc
.oc
.oc
.01
.011
.00
.01
.01
.01
.oc
.00
.03
.01
.oc
.oc
.00
.00
.01
29
.03

2-3
.oc
.oc
.01
.oc
.01
.02
.02
.oc
.oc
.02

.01
.01
.oc
.oc
.oc
.01
.00
.01
.01
.oc
.oc
.00
.03
.01
.oc
.oc

.00
.01
27
.03

3-4
.OC
.oc
.oc
.oc
.01
.oc
.01
.02
.01
.oc
.oc
.02

.OC
.00
.oc
.oc
.oc
.oc
.00
.01
.02
.oc
.oc
.00
.02
.00
.oc
.oc

,00
.00
29
.02

4-5
.00
.01
«0(
.oc
.oc
.00
.01
.oc
.0;
.oc
.00
.01

.oc
.00
.01
.00
.oc
.oc
.00
.01
.02
.oc
.oc
.oc
.01
.oc
.oc
.oc

.00
• or
29
.02
p
5-6
.00
.00
.00
.00
.00
.00
.01
.00
.01
.00
.00
.01

.00
.00
.01
.00
.00
.00
.00
.00
.00
.01
.00
.00
.00
.01
.00
.00

.00
.00
29
.01
M.
6-7
.oc
.01
.oc
.oc
.oc
.oc
.01
.01
.oc
.oc

.01
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.00
.oc
.oc
.oc
.oc
.00
.06
.oc
.oc
.oc

.00
.00
29
.06

7-8
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.01
.01
.oc

.oc
.oc
.oc
.oc
.oc
.oc
.oc
.01
.00
.oc
.oc
.oc
.oc
.00
.02
.oc
.oc
.oc

.00
.oc
29
.02

8-9
.oc
.oc
.oc
.01
.oc
.oc
.oc
.02
.oc
.oc
.or
.oc
.Of
.oc
.oc
.oc
.01
.01
.00
.00
.oc
.01
.oc
.oc
.00
.01
.oc
.oc
.oc
.01
.00
.oc
31
.02

9-IO
.oc
.oc
.oc
.02
.oc
.01
.01
.0-
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.01
.01
.01
.01
.00
.01
.01
.oc
.oc
.oc
.02
.oc
.oc
.01
.01
.01
.01
31
.03

10-11
.oc
.oc
.oc
.02
.oc
.01
.01
.n;
.oc
.oc
.or
.oc
.01
.oc
.00
.01
.01
.or
.oc
.01
.01
.oc
.oc
.oc
.00
.01
.oc
.oc
.oc
.01
.00
.or
31
.02

11-12
.00
.00
.00
.01
.01
.02
.01
.02
.01
.00
.00
.00
.00
.00
.00
.01
.01
.00
.00
.02
.01
.00
.00
.00
.00
.00
.00
.00
.02
.01
.00
.01
31
.02

MEAN
.006
.002
.001
.003
.007
.005
.017
.014
.016
.005
.003
.005
.022
.003
.003
.003
.012
.006
.008
.002
• Oil
.015
.005
.001
.003
.016
.003
.001
.003
.023
.008
.007

.023
NO.
OF
MRS.
2;
2!
1<
2<
2«
?<
2'
H
-2<
21
2r
23
i<;
2<
2<
24
2«
IT,
24
24
2?
24
24
22
24
24
24
24
24
16
23

70!


MAX.
.08
.04
.03
..05
.08
.05
.07
.05
.07
.04
.06
.05
.24
.06
.06
.04
.06
.05
.03
..03
.05
.05
.05
.04
,.03
. 1.3!
.03
.06
.04
.10
,09


.24
         * Indicates Saturday or Sunday
           Local standard time used
                                                              TABULATED
                                                                          WED..  SEP. 10, 1969

-------
       CONTINUOUS AIR MONITORING PROGRAM
       Aii 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
              CONDUCTOMETRIC  ANALYSIS
WASHINGTON.O.C.

 SULFUR  DIOXIDE
        AUG.  1968
DAY
OF
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*


MAX.


12-1
.OC
«oc
.OC
.OC
.OC
.00



A.M.

1-2
.pc
.01
,oc

.OC
.OC



.00 .OC

.01
.00 .01
.00 .OC
.00 .00
.01 .OC
.00 .OC
.00 .OC
.00 .OC
.od .00
.oq .00
.00 .00
.00 .00
.00 .00
.00 .00
.00
.00
.00
.oc
.011 .01
.02 .02


.01 .02
.od .00
25
.02
29
.03

2-3
.OC
.01
.OC
.OC
.OC
.OC



.OC
.02
.OC
.OC
.OC
.OC
.OC
.OC
.OC
.OC
.00
.00
.00
.00
.00
.00
.00
.01
.02

.02
.00
26
.02

3-4
.OC
.OC
.OC
.OC
.OC
.OC



.OC
.01
.OC
.OC
.01
.OC
.OC
.OC
.OC
.OC
.00
.00
.00
.00
.00
.00
.00
.01
.01

.02
.00
26
.02

4-5
.OC
.or
.OC
.OC
.Or
.OC



.OC
.00
.OC
.OC
.00
.OC
.OC
.OC
.OC
.00
.OC
.00
.OC
.OC
.00
.OC
.OC
.01


.02
.00
25
.02

5-6
.00
.00
.00
.00
.00
.00



.00
.00
.00
.00
.00
.01
.00
.00
.00
.00
.00
.00
.01
.00
.00
.01
.00
.01


.02
.00
25
.02

6-7
.OC
.OC
.OC
.OC
.OC
.01



.OC
.OC
.02
.OC
.00

7-8
.OC
.0]
.OC
.OC
.OC
.0!



.OC
.OC
.02
.OC
.00
.od .01
.OC
.OC
.OC
.01
.OC
.01
.01
.OC
.00
.01
.01
.01


.01
.00
.OC

8-9
.oc
.01
.oc
.oc
.oc
.01
.oc


.oc
.00
.0:
.00
.00
.01
.00
.oq .oc

9- 1O
.oc
.oc
.oc

.oc
.01
.oc


.oc

.0!
.oc
.00
.01
.00
.0(
.oq .oq .oc
.02 .01
.00
.0!
.01
.oc
.oc
.00
.01
.00
.03
.00
.01
.00
.00
.00
.02! .01
.Oil .01

.02
.01
25 | 26
.02] .05
1 -
.02
.0!
.01
20
.05
.00
.00
.03
.00
.00
.00
.00
.00

IO-1 1
.oc
.oc
.oc

.01

.oc


.oc
.01

.oc
.00
.oc
.oc
.oc
.00
.oc
.00
.04
.00
.00
.00
.00

.oil
.02
.00
.03
.01
26
.05
.03
.00
.01
.oc
73
.04

1 1-12
.01
.00
.01

.01

.00


.00
.00

.00
.00
.01
.00
.00
.00
.00
.00
.02
.00
.00
.00
.00

.00
.03
.00
.01
.00
24
.03
P.M.

12-1
.01



.oc
.oc
.oc


.oc
.oc


.oc
.oc
.oc
.oc
.oc
.00

.03
.oc
.oc
.oc
.oc
.oc
.00
.02
.00
.00
.00
22
.03

1-2
.oc
.01

.oc
.03
.oc




.oc

.oc
.00
.oc
.oc
.oc
.oc
.00

.01
.od
.oc
.00
.00
.oc
.01
.01
.00
.00
.00
23
.03

2-3
.oc
.oc

.oc
.02
.oc
.oc



.oc
.01
.oc
.00
.oc
.oc
.oc
.oc
.03

.oc
.oc
.oc
.00
.oc
.01
.00
.oc
.00
.00
.00
25
.03

3-4
.oc
.oc
.01
.oc
.01
.oc
.oc



.oc
.01
.oc
.00
.oc
.oc
.oc
.oc
.01
.oc

.oc
.oc
.00
.oc
.0!
.00
.oc
.od
.oc
.00
26
.01

4-5
.oc

.oc
.oc
.02
.oc
.oc



.oc
.01
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc

.oc
.00

.00
.00
.00
.00
.00
.00
.00
24
.02

5-6
.00
.00
.00
.00
.00
.00
.00


.03
.00
.02
.00
.00
.00
.00
.00
.00
.00
.00
.01
.00
.01

.00
.00
.01
.00
.00
.00
.00
27
.03

6-7
.oc
.oc
.oc
.oc
.oc
.oc
.oc


.01
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.00
.00
.oc
.00
.00
.00
.00
.00
.01
.00
.00
.00
.oc
28
.01

7-8
.oc
.oc
.oc
.oc
.oc
.oc
.oc


.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.01
.00
.oc
.00
.01
.01

.00
.00
.00
27
.01

8-9
.Of
.oc
.oc
.oc
.oc
.oc
.oc


.oc
.oc
.oc
.oc
.01
.oc
.oc
.oc
.00
.oc
.oc
.oc
.0]
.oc
.00
.oc
.01
.02

.oc
.01
.00
27
.02

9-10
.Of
.oc
.oc
.oc
.oc
.oc
.oc


.oc
.01
.02
.oc
.02
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc
.00
.oc
.01
.01

.00
.01
.00
77
.02

10-1 1
.Of
.oc
.oc
.oc
.oc
.oc
.oc


.oc
.oc
.01
.oc
.02
.oc
.oc
.oc
.00
.oc
.00
.00
.00
.01
.01
.00
.01
.03

.02
.00
.oc
27
.03

1 1-12
.00
.00
.00
.00
.00
.00
.00


.00
.00
.00
.00
.03
.00
.00
.00
.00
.00
.00
.00
.01

.01
.00
.01
.03

.01
.00
.00
26
.03
DAILV
MEAN
.001
.001
.001
.000
.004
.004
.000


.002
.003
.011
.000
.004
.003
.000
.000
.000
.004
.000
.Oil
.002
.001
.001
.001
.004
.010
.012
.003
.010
.003

.012
NO.
MRS.
2<
2;
21
11
2<
22
1!


2C
22
2C
23
2<
24
2<
2<
2<
24
21
22
24
23
22
24
22
22
U
16
24

61:

5-MIN.
MAX,
.03
.03
.02
..03
.07
.10
.01


.05
.05
.07
.03
.04
.03
.02
.02
.02
.06
.02
.15
.02
.02
..Ot
.03
.03
.05
.06
.07
.08


.15
ai
CD
          * Indicates Saturday or Sunday
           Local standard time used
                                                                TABULATED   WE5.,  SEP.  10,  1969

-------
05
O
        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 3-45

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC  ANALYSIS
WASHINGTON.C.
 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
21*
22«
23
24
25
26
27
28«
29«
30
MEAN
NO.
MAX.
A.M.
12-1
.00
:oo
•2!
.01
.01
•?>l
.02
.02
.03
1-2
$
.01
.oc
.0!
.01
.02
.03
.0*
.02 ,03
.ocj ,oc
,od .01
.02 .02
.03 .03
.02 .02
,00 .02
.03, .Ol
.03' .02
003j .02
.01 .02
.03! .03
.01 .01
.02, .01
.02 .02
,01
.01
,01 .01
.02 .01
,02j ,01
.02 .02
.02
.02
30
.03
.03
.02
30
.04
2-3
.01
loc
.02
.OL
.00
.OC
.02
.02
.04
.02
,00
.01
.03
.02
.02
3.4
.02
.OC
.01
.00
.01
.oc
.02
.04
.02
.01
.OC
.01
.03
.01
.02
.021 .03
.021 .03
.021 .02
.021 .02
•ozi
.03
.01
.01
.02
.02
.03
.01
.01
.01
.02
.02
30
.04
.03
.02
.02
.01
.01
.02
.02
.01
.01
.01
.03
.02
30
.04
4-5
.00
.00
.02

.01
.01
.02
.04
.01
.02
.00
.02
.03

.02
.02
.02
.03
5-6
.00
.00
.01

.04
.02
.03
.04
.04
.01
.01
.03
.04

.02
.03
.03
.02
.021 .02
.02
.02
.01
.01
.01
.03
.01
.01
.01
.01
.02
.02
28
.04
.02
.03
.02
.01
.02
.03
,01
.03
,01
.00
.02
.02
28
.04
6-7
.OC
.oc
.02

.03
.02
.04
.0<
.0!
.02
.03
.03
.0!

.02
.03
.05
.03
.04
.03
.04
.02
.03
.OS
.01
.04(
.051
.02
.00
.02
.03
28
.05
7-8
.OC
.oc
.08

.03

.03
.04
.05
.01
.03
.03



.04
8-9
.OC
.oc
.03
.04
.03
.04
.O/
.05
.0!
.01

.02



,03i
9-IO
.OC
.oc
.01
.0;
.06
.04
.02
.0!
.04
.00
.02
.02

.01
.08
.03
1O-1 1
:§§
.01
.01
.11
.01
.01
.04
.0:
.OC
.0?
.01

.oc

.04
.06 .05 .04, .03
.03 .Oil .00


.04 .04
.03! .03
.02, .03
.OS .04
.0?
.01
.05
.041
.02
.01
.05
.03
24
.08
.03
.03
.04
.02
.02
.03
.03
24
.05
|
.02 .01
.oJ .02
.05 .03
.061 .04
.04 .02
.01
.01
.03, .02
.03] .02
.01 .01
.03. .03
.02
.03
28
.08
.01
.02
26
.11
1 1-12
.00
.00
.01
.00
.05
.01
.01
.02
.02
.00
.01
.01
.02
.00

.10
.02
.00
.02
.02
.02
.02
.02
.02
.02
.02
.01
.00
.02
.00
.02
29
.10
P.M.
12-1
.oc
.OC
.oc
.00
.07
.01
.01
.02
.02
.0(
.01
.oc
.01
.00

.06
.03
.01



.02
.04
.03
.03
.01

.OC
• OC
.01
.02
25
.07
1-2
.OC
.oc
.oc
.oc
.01
.01
.01
.01
.01
.00
.01
.oc
.01
.oc

.03
.03
.01



.03
.04
.04


.00
.00
.00
.00
.01
24
.04
2-3
.00
.oc
.00
.00
.00
.01
.0!
.01
.01
.oc
.oc
.00
.01
.oc
.02
.06
.03
.00
•°^


.03
.03
.04
.01
.01
.01
.OC
.OC
.01
.01
28
.06
3-4
.00
.00
.00
.00
.01
.01
.01
.02
.01
.00
.on
.oc
.01
.00
.02
.05
.03
.00
.02
.02
.02
.03
.05
.02
.01
.02
.01
.OC
.oc
.00
.01
30
.05
4-5
.00
.00
.00
.00
.01
.02
.0]
.02
.01
.oc
.07
.OC
.01
.01
.01
.0?
.03
.01
.01
.03
.0?
.04
.04
.02
.01
.02
.01
.OC
.OC
.00
.01
30
.04
5-6
.00
.00
.00
.01
.01
.02
.02
.02
.01
.00
.01
.00
.01
.00
.01
.01
.02
.01
.01
.01
.02
.02
.02
.01
.01

.01
.00
.00
.01
.01
29
.02
6-7
:8c
.oc
.02
.01
.01
.02
.02
.01
.00
.01
.oc
.01
.01
.01
.01
.02
.OC
.01
.01
.02
.02
.02
.02
.02

.01
.01
.OC
.03
.01
29
.03
7-8
.OC
.oc
.or
.03
.01
.01
.02
.03
.01
.00
.02
.02
.02
.01
.01
.no
.03
.00
.03
.02
.02
.02
.03
.03
.02
.03
.0!
.01
.OC
.02
.02
30
.05
8-9
.OC
.oc
.00
.02
.01
.02
.02
.03
.01
.01
.02
9-10
.OC
.oc
.oc
.02
.01
.02
.02
.0!
.01
.03
.01
.03| .02

.01
.02
.01
.03

.02
.02
.01
.03
.03| .04
.02 .01
.02
.03
.02
.04

.02
.03
.051
.01
.01
.02
.02
28
.05
.03
.01
.02
.03
.01
10-1 1
.OC
.OC
.oc
.01
.01
.01
.02
.02
.01
.01
.01
.03

.02
.01
.0'
.03
.03
.00
.03
.0?
.02
1 1-12
.00
.00
.00
.01
.01
.01
.03
.03
.02
.01
.01
.03
.03
.02
.01
.03
.04
.01
.01
.03
.01
.03
.02 .02
.02
.01 .02
.01
.03
.01
.01
.02
.02
29
.05
.0?'
.02
.02
.01
.02
.02
29
.03
.0?
.02
.02
.02
.02
.02
.05
.02
30
.05

MEAN
.002
.000
.010
.010
.024
.on
.019
.029
.023
.009
.011
.014
.021
.Oil
.020
.030
.031
.015
.019
.022
.025
.023
.02S
.021
.016
.021
.021
.010
.009
.019
.017
.031
NO.
OF
MRS.
24
2'
?4
2(
24
2'
2<
24
2.05
.17
.07
.08
.06
.10
.07
.06
.06
.07
.06
.09
.15
.09
.07
.06
.07
.07
.07
.09
.08
,.08
• tfff-
.08
.04
.06
.08
.17
         * Indicates Saturday or Sunday
           Local standard time used
                                                                ABULATED   WED.I  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 3-46

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC ANALYSIS
WASHINGTON^.C.
 SULFUR DIOXIDE
        OCT.  1968
DAY
MONTH
1
2
3
4
5*
6*
7
8
9
10
11
14
15
16
17
18
20«
21
22
23
24
25
26«
27«
28
29
30
31
MEAN
MAX.

12-1
• 0 ]
0 j
.oc
.oc
.02

.oc
.01
.03
.01
.02

















10
.03

1-2
. 0 1
. oc
.02
.oc
.03

.OC
.01
.03
.01
.01

















10
.03

2-3
.01
.oc
.01
.oc
.02

.OC
.01
.02
.00
.oc

















10
.02

3-4
.04
.01
.OC
.OC
.OC

.OC
.02
.02
.00
.OC

















10
.04

4.5
.04
.01
.01
.OC
.01
.04
.OC
.02
.01
.01
.00

















11
.04
A
5-6
.01
,01
.02
.01
.01
.05
.02
.03
.01
.01
.01

















U
.05
M.
6-7
.06
.01
.04
.01
.02
.06
.04
.0?
.01
.01
.02

















U
.09

7-8
.0!

.0:
.01
.01
.08
.03
.06
.01
.02
.02

















11
.06

8-9
04
.02
.04
.01
.02
.07
.05
.02
.Oil
.02
.01

















11
.07

Q. 10
.0!
.02
.01
.OC
.01
.04
.02
.01
.Oil
.02
.00

















11
.05

1O-1 1
.01
.01
.03
.OC
.OC
.01
.OC
.OC
.02
.02
.02

















11
.08

1 1-12
.01
.05
.02
.00
.00
.00
.00
.00
.00
.01
.04

















11
.05

12-1
.OC
.01
.01
.oc
.oc
.oc
.01
.OC

.00
.03

















10
.03

1-2
.OC
.01
.01
.oc
.00
.oc
.01
.oc
.01
.01
.01

















U
.01

2-3
.01
.01
.oc
.oc
.oc
.oc
.02
.oc
.01
.00
.01

















11
.02

3-4
.02
.01
.oc
.oc
.oc
.Of
.01
,oc
.oc
.oc
.oc

















11
.02

4-5
.01
.02
.oc
.oc
.oc
.01
.oc
.oc
.01
.03
.01

















U
.03
p.
5-6
.00
.00
.00
.00
.00
.02
.01
.01
.01
.02
.01

















11
.02
M.
6-7
.01
.oc
.01
.oc
.01
.02
.01
.01
.01
.oc
.oc

















11
.02

7-8
.OC
.01
.oc
.02
.02
.OC
.02
.02
.01
.OC
.04

















11
.04

8-9
.or
.02
.oc
.02
.02
.or
.02
.02
.01
.oc
.01

















11
.03

9-10
.oc
.oc
.oc
.02

.oc
.02
.04
.oc
.oc
.01

















10
.04

10-11
.OC
.01
.oc
.01

.01
.02
.03
.01
.01
.02

















10
.03

1 1-12
.00
.03
.00
.03

.00
.02
.03
.01
.00
.01

















10
.03
DAILY
MEAN
.016
.017
.009
.006
.010
.021
.014
.018
.Oil
.006
.012


















.021
NO.
OF
MRS.
24
2<
24
2<
21
2r
24
24
21
24
24

















256

5-MIN.
MAX.
.11
.12
.05
,.05
.07
.11
.06
.10
.07
.06
.10









1








.12
   * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED
                                                                                                                                         SEP. 10»  1969

-------
to
        CONTINUOUS AIR MONITORING PROGRAM
        Air 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
                 Itoble 3-47

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONOUCTOMETRIC  ANALYSIS
WASHINGTON,O.C.

 SULFUR  DIOXIDE
        NOV.  1968
DAY
MONTH
;„
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































1-2































2-3































3-4































4-5






























A
5-6






























.M.
6-7































7-8































8-9































9-1O































10-11































1 1-12































12-1































1-2































2-3































3-4































4-5






























P
5-6






























M.
6-7































7-8































8-9































9-1O































10-1 1































1 1-12






























DAILY
MEAN





























.000
NO.
OF
MRS.







-























MAX.






















,
*





.00
           Indicates Saturday or Sunday
           Local standard time used
                                                               TABULATED   WED.t SEP,  10*. 1969
                                                                                             i

-------
      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 Welfare

      Robert A. Taft Sanitary Engineering Center
      Cincinnati. Ohio 45226
                  Table 3-48

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
              CONDUCTOMETRIC  ANALYSIS
WASH1NGTON.D.C.

 SULFUR  DIOXIDE
       DEC.  1968
DAY
MONTH
3
4
6
7*
8*
9
10

11
12
13
14*
15«
16
17
18
19
20
22«
23
24
25
26
27
28«
29«
30

31

NO.
MAX.

12-1








A.M.
1-2






2-3






3-4






4-5





5-6





1
1 !

; 1
.06 .06J .06! .061 .Otj .06
.04 .03 .03 .03 .03 .04
.03 .04 .03 .03
.06 .09 ,04| .04
.07 .071 .04] .03
.031 .04
.04J .05
.05 .08
.08 ,07| .06. .07 .Oflj .10
.10 .09, .OT, ,08| .09, .10
.08 ,08| .07
.09 ,04j .04
.09 .081 .10
.04 .04 .04
.03 .05J .04






.06 .06
.03 .03
.05 .05






15 15
.Id .09
i



.06
.03
.07
.04
.11
.05
.04



,05
.03
.04 .05





15 i 15
.101 .11
.09 .12
.04 .06
.11! .12
.0«j .06
.01 .04



!
.031 .03
.051 .05




i
14 14
.11) .12
6-7







7-8




8-9








I
9-10








.09 .081 .11 .09
.03 .021 .03 .03
tO-1 1








• 0^
1 1-12







.07
.07
.03, .02
.04 .04J .04 .04 ,04| .04
.06 .08 .09 .06, .06
.06; .10 .10 .04
.09, .09 .10 .10 .12
.10, .12 .13{ .14{ .12
.12, .10 .1? .14 .13
.06, .06 .06
.10 ,08i .07]
.05] .041 .OS
.06j .06 .06
'



.0-
.07


.05



.04 .04
.08 .07
,

i
14 14
.12 .12


15
.13
.06' .05
.10' .10
.031 .0!


.07



.08
.06
i
.041 .04
.08'
I



13 i 14
.14J .13
.05
.05
.09
.10
.10
.05
.10
.05
.04

.06
.13

.04
.05


.06
17
.13
P.M.
12-1







.0?
.03
.03
.04
.05
.04
.09
.09
.09
.0!
.od
.03

.09
.1C
.0?
.04
*0!i


.06
18
.10
1-2







.1C
.06
2-3







.11
.06
34







. 0^
• 0^
.031 .031 .04
.03
.05
.04
.07
.10
.04
.05
.07
.05
.04

.09
.06
.02
.03
.05


.05
18
.10
.03
.05
.04
.OS
.07
.05
.05
.06
.04'
.04

.08
.1C
.03
.03
.07


.06
18
.11
.03
.06
.04
.11
.05
.05
.05
.07
.03
.06

.07
.Of
.02
.03
.09


.05
18
.11
4-5







.06
.03
5-6







.08
.03
.031 .03
.03
.07
.05
.07
.07
.04
.05
.07
.04
.06

.07
.06
.07
.0!
.10


.05
18
.10
.03
.06
.06
.06
.13
.05
.05
.07
.05
.05

.06
.06
.01
.04
.08


.06
18
.13
6-7







.12
.06
.03
.04
|07
.07
.10
.05
.05
.05
.06
.05

.0!
• o ,
.01
.04



.06
17
.12
7-8







.12
. 0'
.04
.03
.06
.07
.06
.11
.0!
.06
.05
.08
.04

.06
«0«,
.03
.04



.06
17
.12
8-9'







.07
.o^
.03
9-10







.07
.03,
.04
.04| .03
1
.OTJ .06
.Oi .08
10-11







.06
1 1-12







.06
.04 .04
.031 .03
.04 .05
.06 .06
.07 .08
.08 .id .10 .11
.09] .09
.06 .06
.06 .06
.OS .04
.06 .06
1

.061 .06
.09! .K
.02 .02
.04 .05
1


.06
16
.09


.06
16
.1C
.10 .12
.06 .05
.09 .11
.05, .06
.06; .05


.OS
.01


.04
.05
.02 .03
.05 .05


,
.06 .06
16 : 16
.10 .12

MEAN







.084
.057
.031
.035
.056
.061
.086
.098
.077
.054
.078
.048
.046

,064
.083
.029
.036
.062


.060
.098
NO
OF
MRS







13
2^
24
24
24
23
24
24
24
24
24
24
ie

16
14
16
24
17



381

MAX







.18
.16
.06
.07
.10
.13
.17
.20
.19
.17
.16
.13
.09

.12
.20
.08
.08
.13



.20
CO
        * Indicates Saturday or Sunday
          Local standard time used
                                                               TABULATED   WE5..  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
                 TTdble 3-49

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                  CONCENTRATION IN PPM
                                                                 FLAME  IONIZATION  ANALYSIS
                                                                                WASHINGTON,D.C,

                                                                              TOTAL HYDROCARBON
                                                                                        JAN.  1968
DAY
MONTH
1
2
3
4
5

6«
7«
8
9
10

XI
12
15
16
17
18
19
20*
22
23
25
26
27«
28«
29
31
MEAN
NO.
MAX.

12-1
2.1
2.2

3.!
sic
3.4


2.1
2.2
2.7
2.6
6.9
6.2
Z.9
3.3
•5
Z.8
3.1
£• '
3.9
3.2
21
6.9

1-2
2.C


*.<
3.C
3.4


2.2
2.1
2.2
2.7
2. A
7.6
6.6
2.9
3.4
2.8
3.1
.8
3.9
3.2
22


2-3
2.1
2.C


s!c
3.4


2.1
2.1
2.2
2.7
7.1
6.5
3.4
3.3
2.7
3.1
3.9
3.1
23


3-4
2.2
2.C
2.2


2.C
3.C
3.3


2.C
2.2
2.3
2.6
2. A
6.2
6.1
3.8
3.2
2.7
3.1
3.9
3.1
23


4-5
2.2
2.0
2.2


2.6
3.0
3.2


2.C
2.1
2.3
2.*
5.7
4.9
4.2
3.1
• 1
2.7
3.1
3.9
3.0
23

A
5-6
2.1
2.0
2.2


2.6
3.0
3.2


2.0
2.2
2.3
'.6
5.4
'4.3
4.5
3.2
2.7
3.0
3.9
3.0
23

.M.
6-7
2.C
2.C
2.3


2.6
3.0
3.2


2.' 3
2.4
2.6
2, A
5.8
4.1
5.5
I'o
e.o
2.9
3.1
4.0
3.1
23


7.8
2.0
2.0


all
3.3


1.9
2.3
2.5
2.6
5.7
!•*
3.V
3.3
Si
3.2
23


8-9
2.0
2.0


2.7
3.4


1*3
2.4
2.6
2.6
5.1
5^8
3.8
3.1
3.4
3.2
3.2
20


9-10
2.0
2.0


2.6
3.4


i.e
2.4
2.7
5.3
4.4
5.4
3.9
2.8
3.2
2.5
3.2
19


10-11
2.1
2.C


2.6
3.0
3.3


1.9
2.5
2.7
5.6
3.8
S7
3.8
2.8
3.2
2.4
3.1
21


1 1-12
2.1
2.0


2.7
3.0
3.3


2.0
2.4
2.5
2.8
5.5
3.4
4.2
3.6
£•9
2.8
3.1
2.5
3.0
22


12-1
2.1


2.1
2.9
3.2


2.1
2.4
2.fl
2.8
4.4
3.1
3.6
3.6
2.9
3.2
2.5
.v
2.9
22


1-2
2.1
2..D


2.1
2.6
3.1


2.1
2.4
3.0
2.8
3.6
2.9
3.3
3.5
2.9

2.5
2.8
21


2-3
2.1
2.C


2)5
3.1


2.2
2.4
2.7
2.7

2.8
3.2
2.8

2.4
2.7
19


3-4
2.2
2.


2.
2.
3.


2.2
2.5
2.1
2.1

2.8
3.1
2.9
3.2
2,5
2.9
21


4-5
2.;
2.C


2.E
3.2
3.C


2.2
2.5
2.1
2.7

2.6
3.2
3.2
3.1
3.1
2.9
3.0
22

P
5-6
2.3
2.0


2.8
3.3
3.1


2.1
2.7
2.6
2.7

2.8
3.2
3.2
3.2
3.1
2.9
3.0
22

M.
6-7
2.'
2.C


sli
3.C


2.1
2.6
2.1
2.1

2.8
3.3
3.0
.9
3.0
3.2
2.7
3.0
22


7-8
2.1


3!2
3.C


2.1
2.5
2.1
2.1

2.8
3.3
2.6
.9
3.0
3.2
2.6
3.0
22


8-9
2.1


3!<


2.1
2.5
2.1
2.1

2.9
3.5
2.5
.9
3.0
3.2
2.3
3.1
22


9-10
2.!
2.1


3.C
3.4


2.1
2.4
2.1
2.1

2.9
3.4
2.5
.8
3.2
3.3
2.4
3.1
22


10-11
2.!
2.1


3.C
3.4
2.<


2.1
2.3
2.1
2.6

3.0
3.2
2.5
.8
3.2
3.3
2.3
3.1
22


1 1-12
2.5
2.2


3.0
3.4
2.9


2.1
2.2
2.7
2.7

2.9
3.3
2.5
.8
3.4
3.3
2.2
3.1
22
• 0

* MEAN
2.19
2.02
27^

399
2.73
3.07
3.16
2.94
3n«
2.04
2.34
2.54
2.68
4.30
5.70
3.86
3.85
3.19
2.82
2.92
3.16
3.47
3.00
3.03

NO. .
OF
MRS.
23
23
23

,
24
22
2<
?«
23
24
22
24
17

24
24
22
24
24
22
24
24
522


MAX.
2.6
>2»2
i 5. A

«*O
3.0
3.4
3.4
.3
3«
2.7
2.7
3.1
2.8
8.2
7.9
7.0
6.1
3.9
3.5
.3.6
3.5
.3
4.2

• z
   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 Welfaie

       Robert A. Tail Sanitary Engineering Center
       Cincinnati. Ohio 45226
                Table 3-50

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             FLAME IONIZATION  ANALYSIS
  WASHTNGTON.D.C.

TOTAL HYDROCARBON
          FEB.  1968
DAY
OF
MONTH
2
3*
4*
5
6
7
8
9
1 On

11*
12
13

15
16

18»
19
20

21
22
23
24«
25*

26
27
28
29




MAX.
A.M.
12-1
2.1
2.6
2.3
2.3
2.!
2.1
10.3
\ ,{
2.1
1-2
1:1
2.3
2.2
2.4
2.7
6.S

2.1



1.9, i.q
2.0 2.C
1.9 1.1
2.0 2.C
2.4
2.6
l.R 1.8
3.0 2.7
2.0 2.0
2.2 2.1
4.7
4.n

2.0 2.0
2.0 1.9
2.0 1.8
2.7 2.3
2.0 1.9

1.1


1.8

2.5 3.2


i

2.6 2.4
27
10.3
. 27
6.6
2-3
i:!
2.3
2.2
2.;
2.8
6.1

2.1


1.1
2.1
1.1
2.0
2.3
1.9
2.8
2.0
3-4
iH
2.2
2.2
2.!
2.7
5.4

2.C


1.8
2.C
1.1
2.C
2.7
i.e
3.1
2.C
2.11 2,1
3.4) 3.6
i
2.1
1.9
1.9
2.3
1.9

1.8


1.1
1.8
2.4
i.e

1.8

2.1| 1.9


2.3
27
6.1


2.3
27
5.4
4-5
2^4
2.2
2.2
2.5
2.7
4.2

2.C


l.f
1.1
1.9
2.1
3.2
1.8
2.8
2.0
2.1
3.3

?.l
1.9
1.8
2.3
5-6
2.2
2.1
2.3
'.6
2.8
5.5

1.9


1.8
2.0
1.9
2.1
3.4
1.9
2.9
2.0
2.2
3,0

2.1
1.9
1.9
2.2
1.9{ 1.9
J
i.q| 1.9
! 3.8
l.Al 1.6


1
2.2J 2.3
27 28
4.2^ 5.5
6-7
2'.(
2.3
2.4
2.6
2.1
4.4

2.C


1.1
2.2
2.C
2.1
3.6
2.1
2.2
2.1
7-8
2*'
2.'.

2.1
3.<
5.1

2.i


1.9
2.3
2.1
2.3
*•«
8-9
1:1
z,<
2.3
2.t
3.1
3.3

2.3


1.9
2.!
2.2
2.5
3.2
2~.JJ 2,7
2.3 2.1
2.1! 2.2
9-10
2'.l
2.4
2.2
2.1
2.7
2.2




1.8
2.1

2.3
4.Q
2.3
2.3
2.2!
1O-1 1
2.2
2.'
2.2
2.1

2.1




1.1


2.2
2.1

2.1
2.1
2.3| 2.5 *.Jj 2.3 2.31
3.1 4.4 4.3 2.7 ?.3

2.2
2.0
2.1
2.3
1.9

2.0
3.4
1.7


2.4!
2.1; 2.0
2.4 2.1
2.4 2.1
1.9| I*8
i
2~A 2.3
4.* 3.3
2.3 2.1
1

2.31 2.6
28 28
4.41 5.J

2.5
27
4.3

J 2«3
2.M 2.C
2.1| 2.6
2.0 2.1
1.9 1.8

2.2j 2.0
3.U 2.2
1.9


2.3
1.7


2.2
2S i 23
4.Q 2.8
1 1-12
2.6
2.3
2.3
2.6

2.2

1.9


1.9
2.0
3.1
2.3
2.5

2.1
2.1
2.3
2.3

2.3
2.0
2.1
2.0
1.9

2.0
1.8
1.9


2.2
25
3.1
P M.
12-1
2.1
2.;
2.!
2.1
2.4
2.1
1.8
1.1


1.1
2.C
3.1
2.3
2.4
2.5
2.C
2.1
2.2
2.;

2.3
2.0
2.0
1.9
1.8

1.9
i.a
2.2


2.2
27
3.1
1-2
2.;
2.3
2.!
2.1
1.1
2.C
1.8



1.1
2.C
2.6
2.3
2.3
2.3
1.1
2,2
2.2
2-3
ili
2.2

2.1
1.8
2.C
1.1
2.C


1.1
2.C
2.3
2.3
2.2
2.2
1.1
2.1
2.3
2 1 i
*
2.3
1.9
2.1
1.8
1.8

1.9
1.7
2.3


2.1
28
3.2
2.3
1.9
2.2
1.9
1.9

1.8
1.5
2.2


2.1
27
3.1
3-4
\:\
2.3
2.!
2.1
1.1
2.C
1.1
2.C


1.1
2.C
2.3
2.3
2.2
2.3
1.1
2.1
2.5


2.3
1.1
2.0
1.9
1.8

1.9
1.7
1.9


2.1
27
3.3
4-5
2.1
3.4
2.4
2.!
3.C
1.1
2.1
2.1
2.1


1.1
2.1
2.2
2.4
2.1
2.4
1.1
2.1
2.3


2.3
2.0
2.1
1.9
1.7

1.1
2.C
2.4


2.2
28
3.4
5-6
I:?
2.4
2.6
3.2
2.4
2.4
2.2
2.2


2.0
2.1
2.1
2.7
2.0
2.8
2.0
2.2
2.5


2.5
2.0
2.3
1.9
1.9

2.1
2.0
2.1


2.3
28
3.7
6-7
1:1
2.4

3.1
2.3
2.3
2.3
2.C


2.C
2.1
2.2
2.!
2.0
2.e
2.1
2.3
2.;


2.4
2.C
2.4
2.0
2.2

2.2
2.2
2.0


2.3
28
3.1
7-8
1:1
2.3
2.1
3.1
2.1
2.1
2.-=
2.1


2.C
2.C
2.1
2.4
1.1
3.1
2.C
2.2
2.6
2 ]

2.4
2.0
2.8
2.0
2.:

2.2
2.4
1.6


2.3
28
3.
8-9
3:S
2.2
2.!
3.1
3.1
2.1
2.1
2.C


2.C
2.C
2.1
2.4J
2.C
2.8
2.0
9-10
i:!
2.<
2,<
3.1
4.C
2.1
2.1
2.C


2.C
2.C
2.1
2.4
2.C
2.!
2.C
2.3 2.3
2.8 2,<


2.3
2.U
2.9
2.0
2.0

2.5
2.8
1.6


2.3
28
3.1

2.2
2.0
2.8
2.0
2.0

5.2
2.9
1.4


2.4
27
5.2
1O-1 1
\-1'
€. 9 t
2.'

3.C
5.1
2.C
2,1
2.1


1.1
1.1
2. I
2.2
1.1
2.7
2.0
2.3
3.8


1 1-12
2.7
2.3
2.6
2.9
13.5
2.0
2.1
1.8


2.0
2.0
2.1
2.2
1.8
4.7
2.0
2.2
9.4


2.li 2.0
2.0
2.7
2.0
2.0

5.4
2.3
2.0
2.8
2.2
2.0

4.5
2.2
1.3 1.2




2.51 2.9
27 27
5.413.5
DAILY
MEAN
2.44
2.70
2.31
2.39
2.76
3.26
3.46
1.98
2.02
1.83

1.90
2.04
2.17
2.24
2.57
2.42
2.25
2.12
2.51
2.99

2.22
1.97
2.24
2.09
1.89

2.38
2.47
1.93


2.33

3.46
NO.
OF
MRS.
11
21
2<
24
22
2i
2<
22
24

24
23
22
24
24
22
24
24
24
j (
*
22
24
24
24
24

24
19
24



641

5-MIN.
MAX.
4.0
4.3
3.5
2.8
3.3
14.9
14.3
4.7
2.9
2.7

2.7
2.9
3.1
3.1
6.1
9.2
4.1
2.6
7.6
6.2

2.7
2.3
4.2
3.0
2.9

6.1
5.7
4.8




14.9
O5
         * 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 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  IONI2ATION ANALYSIS
  WASHINGTON.D.C.

TOTAL HYDROCARBON
        MARCH  1968
DAY
MONTH
1
2«
3«
4
5

6
7
8
9*

,.
12
13
14
15
17«t
16
19
20
21
22
23«
24*
25

26
27
ZB
29
30»
MEAN
NO.
MAX.

12-1
l.J
i.e
1.1
1.9
2.C

3.1
1.1
2.2
4.2
2.2

1.7
2.0
2.0
2.1
2.5
1.7
2.0
2.3
1.6
2.2


1*4

1.6
1.6
9.2
1.9
Z.I
2.1
31


1-2
l.i
1.1
1.1
?.f

2.4
1.1
2.6
2.6
2.1

1.6
2.4
1.9
2.2
2.4
2.0
1.9
2.3
1.5
2.2


1*4

1.3
1.8
• •3
3.7
1.8
2.0
1.9
31


2-3
1,2
1.1
1.1
1,<
?.1

2.6

2.1

1.4
2.2
1.9
2.1
2.4
2.1
1.9
2.1
1.7
2.8


1.4

1.1
2.3
3.8
1.7
2.0
1.9
31


3-4
1.2
i.e
1.6
1.9
2.1


2!?
2.0

1.4
2.0
2.0
2.0
2.4
2.0
2)2
1.6
2.7


1.4

1.6
3.0

1.6
1.9
2.0
31


4-5
1.7
2.0
1.6
1.8
2.6


2*f
1.9

1.5
1.9
2.0
2.0
2.2
1.9
1.9
2.2
1.7
1.9




1.3
3.4

1.7
1.9
1.9
31

A
5-6
1.?
^O
1.6
1.9
2.1

2.4
2.0
2.5
2.0

1.7
1.8
2.0
1.9
2.1
1.8
1.9
2.2
1.6
1.9


1.4

1.4
Z.I

1.8
1.8
1.9
31

M.
6-7
im1
:<
1.1
2.C
2.!

2.3
2.1
2.6
1.9

i.e
2.1
2.2
2.3
2.2
1.8
2.2
2.4
1.8
2.6




1.6


1.8
1.9
2.0
31


7-6
1.4
2*3
i.e
2.7
3,1

2.7
2.3
2.«

2.0
2.0
2.3
2.5
2.4
1.9
2>5l
2.4
2.4




1|6
*.<
*' 1
22
24
24
22
24
24
24
22
2«
24
23
2^

24

21
24
22
24
24
724


MAX.

. 1
4.2
2.2
2.4
6.4

3.5
3.5
7.6
3.3
29
4.0
2.6
4.4
3.0
3.0
2.3
3.7
3.3
3.6
4.2
3.0
1.7
2.2

2 2 '
11.8
.3
6.7
2.5
2.6


  * Indicates Saturday or Sunday
    Local standard time used
                                                              TABULATED
                                                                          WED.t  SEP.  10,  1969

-------
CONTINUOUS AIR MONITORING PROGRAM
An 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 3-52

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             FLAME IONIZATION  ANALYSIS
  WASHINGTON.D.C.

TOTAL HYDROCARBON
         APRIL  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
MEAN
NO.
MAX.

12-1
l.fj
l.<5
1.8
1.6

1.8.
1.8
3.9
2.1
A.M.
1-2
2.C
1.1
i.;

1.8

3.f
2.5
2.0 1.9
5.7 3.0
3.0 2.1
5.2 5.8
1.* 1.4

2.1 l.<5




1




1.8 1.3






i
2.1: 2.0
28 - 27
5.71 5.8
1
2-3
1.1
2.1
1.1
1.6

1.1

3.1
3.C
2.C
2.8
2.;
5.6
1.4

2.1






1.7





2.1
28
5.6
3-4
1.6
2.C
1.1
l.S

1.1

2.6
2.<
2.C
3.2
2.6
5.5
1.6

2.1






1.7





2.0
28
5,5
4-5
1.5
2.1
1.1
1.?

1.1

2.;
2.«
2.1
11.3
2.1
6.4
1.4

2.1






1.8





2.3
28
H.3
5-6
1.6
2.2
1.7
1.5
1.7
1.7

Z.7
2.4
2.6
7.0
2.8
H.2
f.4

2.1


...


1.7





2.4
28
11.2
6-7

2.!
l.E
1.5
1.9
1.1

3.C
2.1
2.2
4.1
2.6
10.1
1.6,
7-8

2.!
2.1
I.1
2.1
1.1

2.6
1:1
X
i.5

1.9, 1.9
8-9

2.3
2.1
I.f
2.2
I.f
2.C
2.2
2.9
4.6
2.C

1.9
Q-IO

2.5
1.1
2.1
i.f
2.1
3.5
2.1
3.C
6.3
1.9

10-11


l.<
2.C
1.1
2.1
2.C
2.6
1.1
2.6
2.1
3.6
1.9

1.9 1.9










2.4
27
10.1



2.«





2.1
27
«.5
J 	



2.6






2.V
26
4.6










2.1
26
6.3











1.9
27
3.6
11-12

2.0
1.5
2.0
1.7
2.5
1.9
2.4
1.9
2.5
2.0
1.8
1.7

1.8






2.4






1.8
29
2.5
P.M.
12-1

I.f
l.<
2.1
1.1
2.2
1.1
2.1
1.1
2.5
l.E
I.f

l.E





2.C
2.;






1.8
28
2.5
1-2

I.f
1.5
2.1
I.f
2.<
2.C
2.1
2.2
1.8
1.1

1.8





2.1






1.8
26
2.7
2-3

I.f
1.1
1.4
1.1
2.:
2.C
2.C
2.1
i.f
I.f
1.1





2.3






1.8
24
2.5
3-4

1.1
1.6
2.C
1.1
3.E
2.C
2.1
2.1
2.1
1.1
I.f

1.!





2.4






1.9
27
3.8
4-5

2.1
2.C
1.1
1.1
4.2
2.C
2.5
2.1
2.C
l.E
l.E


i.e





2.2






1.9
28
4.2
5-6

2.1
2.1
1.7
1.7
3.0
2.1
2.5
2.2
2.2
1.9
1.7


1.8





2.2






1.9
28
3.0
6-7

2.1
I.f
I.f
1.1
2.1
2.1
2.<
2.2
2.1
2.3
i.e


i.f




1.5
i.e






1.8
28
2,4
7-8

2.2
1.1
I.f
I.f
2.2
2.2
2.C
!:!
2.6
l.«


l.S




1.6






1.9
27
2.6
89

2.2
1.1
l.E
1.1
2.{
2.C
1.1
2.1
2.4
2.E
1.1

*,1
9-10

2.1
2.!
l.E
2.C
3.C
2,(
1.1
3.<
2.5
2.1
1.3

*.C
2.1 2.1




i.;
1.7






1.5
2.3






2.C
28
2.9


2.1
28
3.4
10-1 1

1.1
4.1
1.1
!•?
2.E
2.C
2.1
3.1
2.6
2.1
1.3


1.1




1.4
2.J






1 1-12

1.9
2.5
1.9
1.8
3.5
2.2
2.1
7.4
2,7
3.8
1.4


1.6




1.4
1.2






2.2 2.2
2B| 28
4.7 7.4
DAILY
MEAN
1.76
2.08
1.76
1.81
1.82
1.76
1.81
2.41
2.35
2.33
2.51
3.28
2.42
3.77
1.64
1.92
1.89
1.88
2. IB
1.65
1.47
1.52
l.Sl
2.04
1.53
1.73
1.95
1.83
1.73
2.0Z
3.77
NO.
OF
MRS
22
23
2<
2<
22
2<
2<
22
-2<
22
22
z^
22
2<
21
22
2(
24
2<
24
24
23
13
21
24
24
24
16
24
651
3-MIN
MAX.
2.1
3.0
2.9
9.3
2.7
2.1
2.5
5.6
5.3
5.2
8.4
14.3
4.3
18.6
2.5
3.4
2.8
3.9
4.0
2.5
2.7
2.7
Z.6
3.5
2.2
3.5
4.8
2.6
3.2
18.6
  ^ Indicates Saturday or Sunday
    Local standard time used
                                                               TABULATED   WED..  SEP.  10.  1969

-------
O5
CD
        CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section, Laboratory of Engineering and Physical Sciences
Division of Ait Pollution, Public Health Service
U. S. Department ol Health. Education, and Welfare

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                 Tdbfe 3-53

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
                                                                         CONCENTRATION IN PPM
                                                                         FLAME  IONIZATION  ANALYSIS
                                                                               WASHINGTON,D.C.
                                                                            TOTAL  HYDROCARBON
                                                                                       MAY 1966
DAY
MONTH
1
3
4«
5«

6
7
8
9
10
1U
13
14
15
16
17
18*
1 9ft
20
21
22
23
24
25«
26*
27
28
29
30
31


NO.
MAX.
A.M.
12-1
1.3
1.4
2.<
2.C


1.7
2.C
7.4
!«'
2.1
2.4

2.0
1.9
l.fl
2.6
2.C


1-2

I.!
2.<
3.<


l.TI
2.2
4.7

2.2
2.3

i.e
2.0
1.9
1.7
2.6


...
2.l| 1.7
1.4 1.4
3.2 2.8
1.6 2.4
1.2
3.5






2.2
24
T.4
1.2
2.9






2.2
23
4.7
2-3
1.1
1.5
1.9
2.9


i.a
2.3


2.3
2.3

i.e
1.9
1.9
1.5
2. •;



1.6
1.4
2.2
2.7
1.1
2.71






1.9
23
2.9
3-4
1.4
1.4
2.0
i.e


i.a
2.3
4.1

2.4
2.3

l.S
2.1
1.5
1.5
2.P



1.7
1.3
1.7
1.7
1.2
7.8






2.2
24
7.8
4-5
1.3

2.C
2.1



2.1
4.1


2.J

1.8
1.9
l.S
2.2
2.6



2."
1.3
1.4
1.8
1.2
10.8






2.3
24
10.8
5-6
1.6
1.7
2.4
2.4


1.9
2.8
3.1

2.2
2.3

1.9
1.9
1.9
3.2
2.8



2.4
1.5
1.5
2.1
1.2
9.3






2.4
24
9.3
6-7

i.a
2.6
1.9


i.a
3.3
2.6
2.1
2.6
2.8

2.1
2.3
2.1
2.8
2.5



2.5
7-8

i.a
3.2
l.«


i.a
2.2
z. si
2.3
2.9
2.5

2.1
2.5
2.4
2.2
2.6
8-9

1.6
2.9



1.8
2.1
3.1
2.4
2.6
2.6

1.9
2.2
1.9
1.6,
2.6



2.5! 1.7
1.7J 1.6] 1.4
i.sj i.a! 1.6
2.7!
1.3
6.1






2.4
24
6.1
2.7| 2.3
1.1
3.4






2.2
24
3.4
1.0
1.4






2.0
24
3.1
9-10


2.!
l.S


i.a
l.S
3.0
2.1
2.2
2.7
2.2
1.9
2.1
2.C
1.9
2.2;



1.6
1.3!
1.6l
2.0{
1.0
1.5






1.9
25
3.0
10-11

i.e
2.!
1.1


1.8
2.0
2.5
2 r
2.1
2.6
2.2
1.8
2.2
2.0

2.0



1.6
i.i
1.6
1.4
0.9
1.1






1.8
25
2.6
1 1-12

1.6
2.2
1.7


1.8
1.9
2.2
2.2
2.2
2.3
2.1
1.9
2.0


1.9



1.6
1.2
1.5
1.4
0.9
0.9






1.7
24
2.3
P.M.
12-1

1.!
l.S
1.1


l.t
l.S
2.C
2.C

2.1
2.C
l.S
2.1


i.e



1.6
1.2
1.9
1.3
0.9
0.9






1.6
23
2.1
1-2

1.1
i.e
i.i


i.e

2.C
2.f

2.1
2.C
l.S
2.1


US




1.1
2.2
1.2
0.9
0.9






1.6
21
2.2
2-3


2.2
1,<


1.1

2.C
1 £
2.1
2.0
2.C
2.C
2.2
2.7
2.2
i.e




1.3
1.9
1.1
1.0
0.9






1.7
24
2.7
3-4


2.<
i.e


i.e

2.C
y r
2.C
2.C
2.C
2.1
2.2
3.4
2.1
i.e




1.4
2.2
1.1
0.9
0.9






1.8
24
3.4
4-5

l.t
2.1
i.e



l.S
2.C
7 5
1.9
l.S
2.C
2.!
2.4
Z.l
2.1
1.7



2.0
1.4
2.1
1.2
0.9
0.9






1.8
26
2.7
5-6

1.7
3.0
1.9


1.9
1.9
2.0
7 1
1.8
1.9
1.9
2.3
2.3
2.3
2.0
1.4



1.3
1.2
1.7
1.1
0.9
1.0






1.7
26
3.0
6-7


3.3
2.3


?.<
2.C
l.S
2f
1.9
1.8
I.E
2.3
2.0
2.6
2.C
1.6



1.3
1.4
1.6
1.3
1.0
l.C






1.8
26
3.3
7-8

2.1
2.1
3.2


2.1
2.2
1 ^
5 \
2.9

l.S
2.<
2.1
3.3
2.e
I.E



1.6
i.e
1.5
1.2
1.1
o.s






2.0
26
3.3
8-9

z'.t
3.4
2.1


2.'
2.S
l.«
? L
4,t
1.1
l.S
2«*
2.0
3.4
3.6
l.S



1.7
1.9
1.4
1.1
1.4
1.0






2.2
26
4. a
9-1O

2.<
3.C
2.C


2.2
4.1
l.S
7 L
3.;
1.1
i.e
2.3
2.0
3.2
2.2
2.1



1.1
1.9
3.C
1.1
1.9
0.9






2.2
26
4.1
10-1 1

i\u
2.<
2.1


?.(
5.C
l.S
j i
'..
3.2
2.2
i.e
2.2
2.2

l.S
2.C



1.6
3.5
2.9
1.2
3.7
0.9






2.3
24
5.0
1 1-12


2.2
1.7
1 A

1.9
7.1
2.0

2.4
2.2
1.8
2.1
1.9
4.2
1.9
l.R



1.6
4.6
1.6
1.3
5.2
0.9






2.4
26
7.1

MEAN
1.61
1.81
2.47
2.07
1 7t

1.86
2.65
2.74

.08
2.47
2.18
1.95
2.03
2.09
2.43
2.18
2.15

1.63
1.75
1.63
1.94
1.62
1.37
2.58




1 25

2.00

2.74
NO.
OF
MRS.
23
2<
ft
24
21

24
21
23

22
24
11
24
24
2C
2C
24
2t
24
21
24
24
24
24
24




14


586


MAX.
2.9
3.8
4.6
6.2
30

2.4
7.9
8.3

Z.8
5.7
5.3
2.4
2.8
3.1
8.8
5.3
3.8
2.7
2.3
3.0
4.9
6.1
4.0
7.3
12.2




1.8



12.2
          * Indicates Saturday or Sunday
           Local standard time used
                                                                                                                  TABULATED
                                                                                                                              WED., SEP. 10, 1969

-------
01
CO
       CONTINUOUS XIR 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
  WASHINGTON,D.C.

TOTAL HYDROCARBON
          JUNE 1968
DAY
MONTH
1«
2*
3
4
5
6
7
B*
9«
10
H
12
13
1^
15«
16«
17
18
19
20
21
22*
23*
24
25
26
27
28
29«
30«

NO.
MAX.

12-1
1.1
1.2
1.9

6.1
2.s
i. a

1.8


2.2

2.5


2,2
2.0
2,0
2.8

1.3
1.6
2.0
1.9

24
6.1

1-2
1.3

4.e
2.6
1.6

1.4


2.1

2.1


2.2
1.9
2.3
2.1
2.8

11
1.7
1.9
1.8

25
4.8

2-3
i.e
1.3

3.^
1.9
i.e

2.3


i.e

2.3


2.3
2.1
2.4
3.1


1.7
1.8
2.0

25
3.9

3-4
LI

5.2
1.9
l.E

2.2


1.4

?.1


2,3
1.9
3.5



1.8
2.2

24
5.2

4-5
1.8
1.4

3.7
1.9
1.9

1.9


1.5

3.C


2.3
1.9
4.0



2.0
2.0

25
4.0
A
5-6
1.7
1.5

9.1
2.2
2.1

2.7


1,6

2.B


2,4
1.8
2.3
5.4



2.0
2.3

26
5.4
M.
6-7
1.1

7.9
2.5
2.2

1.9


2.J

2.7


2.3
i:l
5.0



2.0
2.5

25
T.9

7-8
l.<
1.4

5.3
2.5
2.3

1.6


2.C

2.6

2.0

1.9
2.3
s.y



2.0
2.4

27
5.3

8-9
1.1
1.4

2.2
i.e
1.9

1.1


1.4

<.4

1.8

1.9
*.3
2.2
1 fl
11

1.9
2.5

27
3.6

9- 1O
1.1
1.4


l.«
1.9

l.c


1.2

2.G
, ,
1.8

1.7
2.3
2.0



1.8
2.1

26
2.6

IO-I 1
l:i


i.<
i.e

1.3


1.6

i.e
, ,
1.6

I.E
2.1
1.8

!1.7

1.8
1.9

26
2.3

1 1-12
1.0
1.3

2.7
1.8
1.9

1.1




1.7

1.7

1.9
2.1
1.8

1,6

1.8
1.9

25
2.7

12-1
l.C
1.4

3.C
i.e



1,1


i.e

1.6
1.9
1.9
2.1

1,7
1,6
1.8
2.0

22
3.0

1-2
J:S

2.1
1.5




1.6

i.e



1.9
2.e
1.8

1.1

2.0
1.8

21
2.7

2-3
l.C
1.4

Z.I
i.e
1.5

1.1




1.7

1.1

1.9
2.0
2.2

1.8
2,0
1.9
1.8

25
2.8

3-4
1.1
1.4

2.E
I.E

1.3

2.2


I.E

1.8
1.7
1.8
2.1
2.1

I.E
1.9
1.9
1.8

27
2.8

4-5
i.;
i.'.

2.?
l.C

1.1

1.1


i.e

1.1
1.9
i.e
2.6
2.2

1»?
1.8
1.9
1.8

27
2.9
p.
5-6
1.2
1.7

2.6
1.8

1.2

1.9


1.8

1.7
1.9
1.8
1.9
1.9

1.8
1.8
2.2
1.9

27
2.6
M.
6-7
1:1

2.<;
1.9

1.1

2.2


i.e

1.1
1,8
1.9
i.e
1.8


1.8
2.0
3.1

27
3.1

7-8
1:1

2.e
I.E

1.1

I.E




1.8
1.9
2.C
2.2
1.8


I.E
2.1
3.6

26
3.6

8-9
2*J
2. i

l.<
2.2

1.3

1,«




2.0
2.1
2:1
2.1
1.9


2.0
2.2
4.0

26
4.0

9-IO
i.:
2.C

3.1
2.1

1.2

I.E




2.1
2.C
2.6
2.6
1.9


2.1
^1
2.5

26
3.8

1O-1 1
1.2
2,<

3.2
2.2

1.2

2.1

3.C


2.1
2.1
2.1
2.2
1.9


2.3
2.1
2.3

26
5.5

1 1-12
1.3
2.3

3.0
1.9

1.1

2.5
1.5

2.7

2.2
2.3
2.4
2.2
2.4
1.7


2.2
1.9
2.2

26
7.6
DAILY
MEAN
1.31
1.62
I QR
2.06
3.63
2.06
1.85
1.4*
1.56
1.44
1 34
1 &*
1 62
1.85
2.16
1 60
1.82
2.04
1.97
1.90
2.21
2.53
1.83
1.69
1.88
1.94
2.25
1.P9
3.63
NO.
OF
HRS
2!
2<
2<
2<
22
2<
22
2'
2<
22
2«
22
22
22
2C
22
16
22
24
23
19
23
24
24
23
2<
24

611
5-MIN.
MAX.
2.2
3.3
5.5
9.0
8.9
7.0
3.1
3.1
3.1
3.6
2.3
2.9
2.6
3.9
3.4
2.4
2.3
3.0
2.8
2.8
3.2
6.6
2.9
3.0
2,5
2.6
4.4

9.0
         * Indicates Saturday or Sunday
           Local standard time used
                                                               TABULATED   WEO.t  SEP,  10»  1969
                                                                                                                                                                            r

-------
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
                 Tibbie 3-55

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            FLAME  IONIZATION ANALYSIS
  WASHINGTON.D.C.

TOTAL HYDROCARBON
          JULY  1968
DAY
MONTH
1
2
3
4
5

6«
7«
8
9
10
11
12
15
16
17
18
19
20«

22
23
24
25
26
27«
28«
29
30
31
MEAN
NO.
MAX.

12-1
2.0
2.1
2.C
2.;

a.!
2.3
2.1
2.0
1.8
3.1
1.7
1.8
1.7
2.5
2.2
1.8
2.6
1.9
2.0

4.3
2.0
1.6
2.7
2.6
2.3
2.1
2.7
2.1
2.2
30
4.3

1-2

2.1
2.2
2.0
2.5

2.C
2.3
2.1
ua
1.9
2.1
1.6
1.9
2.4
2.1
1.8
2.6
1.8
1*9

3.0
1.9
1.6
3.6
3.0
2.3
1.9
2.2
2.2
2.6
2.2
30
3.6

2-3

2.'
2.C
2.2

U<
2.0
i.a
ua
UE
1.6
1.7
2.3
1.9
1.7
2.4
1.9
1.9

2.6
1.6
1.6
3.2
2.9
2.1
1.9
2.1
2.1
2.5
2.0
31
3.2

3-4
2 3

US
2.1

ua
1.9
1.8
1.7
1.7
1.6
1.9
2.0
2.9
1.8
1.7
2.4
1.8
1.9

2.6
1.5
1.6
3.0
3.4
2.0
1.9
1.8
2.2
2.4
2.1
31
3.4

4-5
2 !

l.<

I.E
1.9
U7
1.7
1.6
ua
2.0
3.1
1.8
1.7
2.5
1.9
2.0

2.5
1.5
1.7
2.4
3.9
2.0
1.9
1.7
2.3
2.5
2.1
31
3.9
A
5-6

2.9
2.2
2.0

1.9
2.1
2.0
2.0
2.1
1.8
1.9
1.9
2.9
1.9
1.9
3.1
2.1
1.9

2.7
1.7
2.0
2.4
3.6
2.2
2.0
1.8
2.4
2.2
31
3.6
.M.
6-7
, .
3!'
2.1

2.0
2.1
2.2
2.2
2.0
2.1
2.1
1.8
3.2
2.2
2.2
3.4
2.2
1.9

2.5
2.0
2.4
2.7
3.2
2.3
2.1
1.9
2.6
2.8
2.4
31
3.4

7-8
3 -
<>'.<
2.3
ue

2.0
i.e
2.2
2.3
2.1
1 .9
2.0
1.8
2.9
2.1
2.2
3.«1
2.3
1.8

2.0
2.1
2.3
2.9
2.6
2.5
1.8
2.1
2.4
2.5
2.3
31
4.2

8-9
2 2

2.1
Uf

us
1.7
2.0
2.0
2.0
US
i.e
1.7
1.7
2.2
1.9
2.0
3.1
2.0
1,7

1.9
ue
1.9
2.5
2.2
1*7
2.0
2.4
2.1
2.1
31
3.6

9-10

2.1
2.1
2.1

US
1.7
2.0
U9
ue
1.7
1.9
1.7
1.7
2.0
1.8
1.9
2.4
2.1
U6<

1.8
1.7
1.8
2.3
2.1
2.1
1.7
2.2
1.8
U9
30
2.4

1O-1 1


2.C
1.1

1.7
U«
UE
i.e
1.6
1.8
1.9
1.7
1.9
1.8
U8
2.0
2.1

1.6
1.8
1.8
2.0
1.9
1.9
1.7
2.0
1.9
1.8
30
2.1

11-12

?!n
2.0
1.7
1.7

1.7
1.7
1.9
1.8
1.6
1.6
1.7
1.9
1.7
1.8
1.8
US
1.9
1.9

1.6
1.8
1.7
1.9
U9
1.9
1.7
1.8
1.8
1.8
31
2.0

12-1
1.9
?,<
US
1.1
1.1

UE
1.1
US
1.8
ue

1.7
i.a

1.7
ua
us
1.9

1.6
1.8
ue
us

1.8
1.8
ue
1.8
28
2.0

1-2


2.C
1.1
I'.l

1.1
1.1
1.7

1.7
i.a
1.7
1.8
US

1.6
1.8
2.0
2.2

1.8
1.8
1.8
24
2.2

2-3


2.C
1.1
2.1

UE
2.1
2.1
2.0

2.3
2.4
2.3
2.1
2.5

2.5
2.8
2.4
2.3
2.8
1.9
2.2
us
2.0
2.2
27
2.8

3-4
_ ,
2*-
2.2
1.1
l.E

1.1
1.7
US
1.8
1.8

1.9
ua
2.0
1.9
2.1
1.9
2.1

ua
2.0
1.8
2.0
2.2
1.9
2.1
1.9
1.9
1.9
31
2.3

4-5


2.2
1.1
US

1.1
U7
US
ue
1.1

ue
U7
2.1
1.8
2.4
us
2.4

1.7
1.9
US
2.1
2.1
1.9
2.1
ue
U9
U9
30
2.4
P
5-6
- .
2*3
2.3
1.7
1 -B

1.8
1.7
U7
U7
1.7
U6
1.8
1.8
2.2
1.7
2.4
1.9
2.3

1.6
1.8
1.8
2.0
2.0
1.8
U9
ua
1.9
U9
31
2.4
M.
6-7
,
2* •
U'
i .fl

l.E
i.e
l.i
1.4
1.8

1.7
1.7
2.2
1.7
2.6
1.9
2.4

1.7
1.8
ue
2.C
2.0

us
ue
us
1.9
31
2.8

7-8
7 t
? '
2.!
US
2 f

2.1
l.E
1.7
UE

2.C
2.2
i.e
2.e
2^4

U7
U8
l.S
2.1
2.0
1*1
2.1
1.8
2.3
2.0
31
2.8

8-9

2*3
2»«
2*2

2.1
1.8
1.7
U8
2.0

2.0
US
2.8
2.1
2.6
1.9
2.5

1.8
ua
2.0
2.2
2.0
2.0
2.2
l.E
2.1
2.1
31
2.8

9-10
,
%•:
2.'
2.!
•> :

2.4
. us
1.7
U9
2,f

1.9
U«
2.3
2.4
3.1
U9
2.8

U8
ue
2.4
2.2
2.2
2.1
2.3
ua
U9
2.1
31
3.1

10-11

7'
2.2
2.S
24

2.4
l.S
1.7
U8
2.1

2.2
U7
2.2
2.4
2.9
1.9
2.4

l.S
2.0
2.4
2.3
2.0
2.1
2.1
2.S
US
US
2.2
31
3.7

1 1-12
j a
5.2
3.4
2.8
j y

2.4
2.2
U9
2.1
2.1

1.8
1.7
2. 1
2.1
2.0
2.8
1.9
2.4

1.9
1.7
3,2
2.3
2.3
2.1
2,2
3,1
1.9
1.9
2.3
31
5,0

MEAN
9 *47
2 39
2.21
1.99

1.92
1.87
1.90
1.85
1.83
1 87
1.85
1.83
1 7
-------
CONTINUOUS AIR MONITORING PROGRAM
Aii Quality Section. Laboratory ot Engineering and Physical Sciences
Division of Air Pollution. Public Health Service
U.S. Departmenl ot Health. Education, and Welfare

Robert A. Tall Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Table 3-56

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             FLAME  IONIZATION  ANALYSIS
  WASHINGTON,D.C.

TOTAL HYDROCARBON
          AUG.  1968
DAY
MONTH
1
3«
4«
5
6
7
8
9
11*
12
13
15
16
19
20

21
22
23
24«
25»
26
27
28
29
30
31*

MEAN
NO.
MAX.

12-1
1.1
1.1
1.8
2.1
3.4
2.2
1.8
2.4
2.3

3.2
1.8
1.1
2.2
2.1
2.8

2.8
2.2
2.3
2.3
2.1
2.2
1,1
2.C
3.C
4,1


2.!
29
8.1

1-2
ue
ui
us
1.9
2 • £
Ul
2.2
2.4

3.3
1.8
1.1
2.1
2.1
3.2
1 «

2.9
' 2.2
2.2
1 U9
' 2.1
: 1.9
' 1.9
> 2.0
1 3.0
B 4,5


Si 2.4
29
| 8.1

2-3
l.e
l.e
1.1
l.e
2.f
1.1
2.1
2.C

3.1
1.8
1.1
2.C
2.1
2,6

2.4
2.3
2.0
2.1
2.0
1.9
1.9
1.8
3.8
3.6


2.3
29
7.2

3-4
ue
ui
U9
2.4
ue
1.1
2.!
2.0

3.2
1.1
i.e
1.9
2.1
2.3

2.2
2.3
2.1
2.2
2.1
1.9
U8
1.9
3.0
3,6


2.2
29
6.6

4-5
l.f
1.1
1.1
i.e
2.3
1.6
1.1
2.C
1.9

2.7
ue
1.9
2.1
2.4

2.3
3.4
2.1
1.9
2.1
U9
1.8
1.9
2. a
3.4


2.1
29
3.7
A
5-6
2.0
2.0
1.8
2.0
2.1
i.e
1.8
2.1
2.0

2.4
2.2
2.1
2.1
2.2
2.6

2.5
4.2
2.1
2,2
2,0
2.0
1.9
2.0
2.4
3.2


2.3
29
5.8
M.
6-7
1:3
ue
2.5
1:1
2.C
2.6
2.0

2.1
2.3
2.2
2.6
2.6
2.9
2.5

3.0
5.0
2.4
2.5
2.2
2.2
2.1
2.3
2,!
3.5


2.5
29
5.C

7-8
1:3
1.8
2.6
U9

2 C
2.2
2.7
2.4
H
t.c

2.5
4.0
2.2
2.4
2.1
2.1
2.1
3.3


2.4
28
4.0

89
2.1
1.9
US
2.1
2.1
2.1
2.4
ue

1.9
US
2.1
2.C
2.6
2.5
2.3

2.1
2.5
2.1
2,5l
2.1
U9
1.8
2.0
2.V
?,1


2.1
29
2.7

q-io
2.1
l.S
l.S
2.3
2.C
1.8
1.8
2.C
1.8

i.e
i.e
2.4
2.C
2.4
2.2
2.0
2.C

1.9
2.3
1.9
2,1
2.0
1.8
1.7
2.0
2.U
2.0


2.0
30
2.4

1O-I 1
\:\
2.C
2.6
l.S
1.9
UE
us
1.1

1.1
us
2.1
us
2.2
2.C
1.9
2.1

U9
2.3
U9
2.0
1.9
1.9
1.1
1.8
2.0
1.9


US
30
2.6

1 1-12
1.8
1.9
1.8
2.3
U9
1.8
U9
1.9
1.8

1.7
2.1
1.8
2.0
1.9
1.8
2.1

1.8
2.3
1.9
1.9
1.8
1.8
1.7
1.7
U9
1.8


1.9
29
2.3

12-1
2.C
2.C
UE
2.C
2.1
l.S
l.S
1.1

1.1
Uf
l.S
1.8
1.9
2.1

1.8
1.9
1.8
U8
1.6
1.9
1.8


ue
25
2.1

1-2
1.1
ue
2.2
2.C
1.1
2.C
1.6

1.1
l.e
ue
U8
2.1
2.1

2.4
1.9
1.9
1.7

1.9


1.9
22
2.4

23
2.C
2.3
2.3
2.C
i.e
2.C
Us

UE
us
2.C
2.C
2.1
2.1
2.0
2.0

2.0
2.2
2.0
1.9
1.8
1*1
1.9
1.8


2.C
29
2.6

3-4
US
2.C
l.e
2.2
2.1
2.C
2.C
2.2
ue

l.e
1.9
2.C
2.C
2.2
1.9
2.C
2.2

U9
2.3
2.C
U9
1.7
U8
U9
1.8


1.9
30
2.3

4-5
2.C
2.2
UE
2.C
2.1
Z.2
2.C
2.1
2.3

Ue
us
2.2
2.C
2.2
Uf
U9
2.3

2.C
2.2
US
U7
Ue
1.8
2.0


2.C
30
2.3
p.
5-6
1.9
2.4
2.0
1.8
1.9
2.1
2.0
1.9
2.2

l.S
1.8
2.2
2.0
2.1
1.9
1.8
2.0

1.9
2.1
2.7
2.3
1.7
1.7
1.9
U8


1.9
30
2.7
M.
6-7
i.e
2.:
2.C
2.1
Uf
2.3
US

l.e
i.e
2.1
2.1
2.3
2.0
us
2.C

2.1
2.1
2.1
2.0
1.8
1.8
2.0
1.9


2.C
30
2.1

7-8
2.2
2.4
2.1
2.3
2^1
2.1
2.3
2.3

US
us
3.C
2.1
2.1
2.2
1.8
2.C

2.3
2.1
2.1
2.3
1.1
2.0
2.2
2.6


2.1
30
3.0

8-9
2.1
2,e
2.1
2.1
2'<
2)4
2.5
us

2.C
UE
2.E
2.1
2.2
2.3
U8
2.1

2.3
2.2
2.3
2.5
U9
U9
2.1
3.1


2.2
30
3.1

9- IO
1:1
2.1
3.1
2.2
2.2
2.!
2.4
2.C

2.2
I.E
2.1
2.1
2.1
3.2
US
2.1

2.3
2.1
2.2
2.7
2.4
1.9
2.4
3.4
3.1


2.3
30
3.4

10-11
I.E
US
2.2
2.2
US
2.E
2.4
US

1..S
UE
2.!
2.1
2.1
3.1
l.S
2.1

2.4
2.1
2.1
2.2
2.9
U8
2.2
4.6
3.5


2.4
30
5.3

1 1-12
U8
UB
2.2
3.6
2.2
ue
2.6
2.4
1.8

1.8
1.9
2.3
2.2
2.2
2.2
1.7
2.2

2.2
2.2
2.2
2.1
2.5
U8
2.1
3.7
4.2


2.5
30
7.1
DAILY
MEAN
1.94
2.02
1.90
1.91
2.34
2.20
1.98
1.98
2.22
1.95
1.76
2.19
1.84
2.24
2.03
2.19
2.34
1.88
2.08

2.22
2.56
2.11
2.14
1.99
1.88
1.91
2.20
2.48
2.94
3.28

2.16
3.28
NO.
OF
HRS.
24
22
24
24
2<
2<
2!
2<
22
24
24
22
24
22
24
22
24
15
23

22
23
23
24
24
23
24
23
24
23
24

69
3-MIN
MAX.
2.7
3.1
2.9
2.5
7.9
4.0
3.0
3.0
3.1
3.9
3.7
3.8
2.5
3.3
2.9
3.1
4.9
2.8
3,0

3.4
5.9
4.9
3.2
,3.2
2.5
3.3
4.9
5.8
9.2
10.5

10.5
   * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WED.f  SEP.  10f  1969

-------
to
       CONTINUOUS AIR MONITORING PROGRAM
       Aii 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 3-57

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            FLAME  IONIZATION  ANALYSIS
  WASMINGTOM.D.C.
TOTAL HYDROCARBON
         SEPT.  196,8
DAY
OF
MONTH
1*
3
4
5
6
7«
8*
9
10
11
12
13
16
17
18
19
20
21*
22«
23
24
25
26
27
28*
29«
30
MEAN
NO.
MAX.
A.M.
12-1
2.0
3.9
3.3


2.1
6.7
2.0
1.8
1.8
2.0
2.8
6.1
2.2
2.8
3.8
2.4
2.0
8.0
2.2
2.4
2.0
2.1
3.3
2.8
2.8
3.1

a.o
30
8.0
1-2

3.2


2.1
8.2
2.C
1.7
1.8
2.0
2.8
6.4
3.1
2.9
2.2
2.4
2.9
9.8
2.4
2.2
2.0
2.1
3.3
2.6
2.8
3.0

3.2
29
9.8
2-3
2.8
2.!


2.1
zli
2.1
1.8
1.8
2.C
2.2
5.3
3.3
3.2
2.8
2.1
4.3
10.2
2.5
2.3
2.1
2.1
3.3
2.5
2.8
3.0

3.2
30
10.2
3-4
2.6
2.4


2.1
4.3
5.2
2.1
i.e
1.9
1.9
2.3
3.2
3.9
2.9
2.8
2.2
3.0
11.1
2.8
2.3
2.7
2.1
3.2
2.5
2.7
3.0

3.2
30
11.1
4-5
2.2
2.;


2.1
3.1
6.2
2.1
1.8
2.1
2.4
3.1
3.5
3.1
2.1
2.0
3.5
11.0
2.9
2.5
2.7
2.1
3.1
2.4
2.5
2.9

3.2
30
11.0
5-6
2.2
5.0
2.9

2.4
3.4
5.3
2.3
1.9
2.2
'.6
3.4
3.7
4.9
2.5
2.2
4.2
6.8
2.8
2.7
2.1
2.9
2.3
".5
2.7

3.1
30
6.8
6-7
2.1
5.8


2"?
2. i
6.2
5.5
2.4
2.J
1:1
4.5
4.5
4.9
3.1
2.8
5.0
3.6
2.9
3.2
2.6
2.2
2.8
2.3
2.5
2.5

3.4
30

7-8
y
3.2

2.1
2.3
4.2
3.7
2.*
2.7
2.2
2.7
2.5
2!7
2.9
4.8
4.8
2.7
3.6
2.9
2.5
2.9
2.6
2.6
2.4

3.1
30

8-9
!'i
2.6
2.7

2.0
2.1
3.0
2.7
2.5

2.0
2.4
2.9
3.4
2.3
2.7
2.9
2.7
2.5
3.7
3.2
2.5
2.5
2'5
2^2

2.6
28

9- 1O
2.2
2.1
2.1

1.9
2.6
2.3
2.1
2.2
1.9
2.0
2.3
2.3
2.6
2.0
2.4
2.1
3.2
2.2
3.4
3.3
2.6
2.4
2.5
2.1

2.4
28

1O-1 1
u<
2.1
2.C

i.e
2.2
2 (
2.C
2.C
1.7
ill
2.4
2.2
U9
2.0
2.1
2.2
2.1
2.8
2.9
2.4
2.2
2.2
2.2

2.1
27

1 1-12
1.8
2.0
1.9

2.3
1.8
1.8
1.9
2.0
1.9
1.8
1.8
2.0
1.9
2.4
1.9
1.9
1.9
2.2
1.9
2.3
2.6
2.2
2.0
2.5
2.0
2.1
2.1
2.0
28

P.M.
12-1
l.f
2.(
1.1
l.f

2.C
i.e
l.C
l.f
2.C
1.8
1.8
2.C
1.9
2.2
2.0
1.8
2.0
1.9
2.0
2.4
2.2
1.9
2.4
2.0
2.1
2.0
2.0
27

1-2
1.9
2.C
U9

2.1
1.7
1.9
2.0
l.C
2.C
1.8
1.9
1.8
1.9
2.1
1.9
2.0
2.0
1.9
2.3
1.9
2.5
2.0
2.0
1.9
25

2-3
ui
1.1

2.1
l.C
2.C
1.1
2.C
2.C
1.8
1.9
2.0
1.8
2.2
1.9
2.1
2.2
2.1
2.0
2.1
2.6
3.5
2.4
2.0
2.0
2.3
2.1
29

3-4
l.C
2.2
l.C
1.1

2.1
l.C
1.1
2'.:
2.4
1.8
2.C
1.8
1.9
2.C
2.2
1.9
1.9
2.0
1.9
2.0
2.2
2.7
4.7
2.5
2.0
2.0
2.3
2.1
30

4-5
l.<
2.2
1.1
1.1

2.1
i.e
l.C
2.C
2.!
3.2
1.9
2.1
1.8
1.9
2,1
2.1
1.9
1.9
1.9
2,0
2.0
2.2
2.7

2.4
2.1
2.0
2.4
2.2
30

5-6
1.9
2.3
1.9
1.9

1.9
2.0
1.9
1.9
2.6
2.9
1.9
2.1
1.9
2.0
2.1
2.1
1.9
2.1
2.0
2.1
2.0
2.1
2.6

2.4
2.1
2.1
2.5
2.2
30

6-7
i:!
z'.t

3.2
2.1
2.2
2.3
2.1
2.5
2.0
2.3
2.4
2.3
2.2
2.2
2.2
2.6
2.5
2.7
2.4
2.4
2.5

2.9
2.3
2.1
2.6
2.4
30

7-8
H
2.2
2.1
2.7

?:§
3.1
2.C
z'.t
2.6
3.1
2.4
2.6
2.7
2.7
3.2
2.8
2.3
1:1

2.9
2.5
2.2
2.7
2.6
30

8-9
2*1
2!:
3.C

3.!
2.C
3.2
2!(
2.C
2.2
s!o
2.6
2.8
2.4
2.7
5.0
3.4
2.4
2.4
2.2

3.0
2.6
2.3
2.7
2.7
30

9-10
1:1
2.:
3.2

2.5
3.4
2.9
1.9
2.C
2.C
2.2
B!C
2.7
3.5
2.4
2.2
6.1
3.2
2.3
2.1
2.2

3.C
2.7
2.6
2.7
2.7
30

10-11
2.2
2.8
3.3
3.1

2.3
2.9
2.2
1.9
2.C
1.1
2.2
3.1
4.0
2.1
s!t
2.0
7.5
3.C
2!]
2.2

2.9
2.6
2.9
3.C
2.6
2.8
30

1 1-12
2.4
3.6
4.3
3.2

2.2
5.0
2.1
2.0
2.3
1.9
2.2
2.9
6.3
2.0
2.9
5.2
2.8
2.3
8.2
2.2
2.5
2.1
2.2
3.3
2.8
2.7
3.0
3.5
2.6
3.1
30
8.2
DAILY
MEAN
2.09
2.69
3.12
2.56
2.90
2.18
2.28
3.35
2.72
2.11
2.12
1.98
2.26
2.56
2.93
2.75
3.10
2.42
2.26
3.53
4.36
2.33
2.50
2.51
2.94
2.70
2.54
2.44
2.46
2.79
2.65
4.36
NO.
OF
MRS.
22
2<
22
24
24
22
24
24
22
24
22
24
22
2!
24
22
24
23
24
23
24
24
23
24
23
24
22
24
24
23
701
5-MIN.
MAX.
3.1
7.0
7.3
4.6
7.8
5.3
7.2
10.2
8.9
3.2
3.6
2.6
3.4
7.6
7.6
4.9
6.4
5.4
3.6
Q t
12.6
3.1
4.0
3.6
4.8
3.7
2.8
3.1
3.7
6.3
12.6
        * Indicates Saturday or Sunday
          Local standard time used
                                                               TABULATED
                                                                          WED..  SEP.  10.  1969
                                                                                                                                                                           r

-------
       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 3-58

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             FLAME IONIZATION  ANALYSIS
  WASHINGTON.O.C.

TOTAL HYDROCARBON
          OCT.  1968
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
23
26*
27*
28
29
30
31


MAX.

12-1
2.!
2.2
2.2
l.S
Z.I



2.1
Z.7
2.1
A.M.
1-2
1:1
i.e
l.S
7.7



2.1
2.5
2.1
2.0

2.2

2.4
2.4i 2.4
2.5 2.4
4.1
4.e
2.3 2.6
2.2 2.!
2.0
2.0
l.S
2.3
2.2 2.1
3.9! 7.5
1.8 1.8
2.3 2.2
1.8 1.8






2.4
26
9.4



.
1 2.6
25
7.5
2-3
2.4
2.1
i.e
l.S
2.C



2.1
2.;
2.1
2.3

2.!
2.3
2.3
4.7
3.3
2.8
l.S
2.1
2.0
10.0
1.7
2.2
1.8






2.7
26
10.0
3-4
2.4
2.C
i.e
l.S
2.C



2.C
2.4
2.1
2.2


2.6
2.2
4.C
3.5
2.!
1.8
2.2
2.1
9.8
i.e
2.1
1.7






2.6
25
9.8
4-5
Z'.t
1.1
l.S
l.S



2.C
2.4
2.3
2.J


3.1
2.2
2.6
3.^
2.1
1.7
2.2
2.0
9.3
2.0
2.3
1.7






2.6
25
9.3
5-6
2.7
2.4
1.8
1.9
1.9



2.2
2.5
2.2
2.7

2.1
2.9
2.1
*,6
3.0
2.4
1.7
2.2
2.1
5.1
2.1
Z.3
1.8






2.5
26
5.9
6-7
3.1
2.6
2.C
2.1




2.!
2.6
2.6
2.91

2.2
z.i
2.3
3.2
3.3
2.S
1.91
2.4
2.4
U.I
2.7
2.51
2.0






2.9
26
11.1
7-8
1:1
2.2
2.2




2.4
2.5
2.1
3.1

2.5
2.1
2.2
3.5
3.2
•3.1
2.V
2.3
2.3
9.9
3 U
2.6
2.1






2.9
26
9.9
1 	
8-9
3.1
2.6
2.2
2.C



2.2
2.2

2.1
2.2


2.<
2.0
3.4
2.8
2.9
2.1
2.2
2.1
4.3
2.9
2.3
2.0






2.5
27
4.3
9-IO
Zll
2.C
l.S



2.1
2.1
2.5
2.6
2.1

2.6
2.6
l.S
2.9
2.8
2.s
2.2
2.0
1.9
2.S
2.1
2.4
1.9






2.3
27
3.4
1O-I 1
1:5
2.1
l.S



2.C
2.C
2.2
2.1
2.1

2.1

2.C
3.2
2.3
2.2
2.1
2.C
l.S
2.C
l.S
2.3
1.8






2.1
27
3.2
1 1-12
2.3
2.1
2.0
1.9



2.0
2.0
2.1
2.1
2.2

2.7
2.3
2.0
2.8
2.2
2.1
2.2
2.0
1.9
2.0
2.0
2.3
1.8






2.1
27
2.8
P.M.
12-1
2.1
2.C
l.S




2.C
2.C
2.0
2.1

2.2
2.C
2.1
2.3
2.2
2.C
2.3
1.9

2.C

2.3
1.7






2.0
24
2.3
1-2
2.1
l.S





2.1
2.C
2.C
2.1


2.1
2.C

2.C
2.C

2.3
1.9

2.1

2.4
1.8






2.0
20
2.4
2-3
ijs

2.1



2.1
2.C
2.1
2.1


2.1
2.1
2.2
2.1
2.1
2.2
2.4
1.9
1.8
2.1
l.S
2.6
1.8






2.0
25
2.6
3-4
2.6
l.S
2.f
2.C



2.2
2.C
2.2
2.2
US

2.1
2.2
2.4
2.3
2.2
2.2
2.3
1,9
l.S
2.2
2.0
2.7
1.8






2.1
27
2.8
4-5

2.C
3.f
2.C


US
2.2
2.1
2.2
2.3
2.2

2.2
2.3
2.2
2.!
2.2
2.1
2.2
2.C
2.C
2.4
2.C
2.1
1.9






2.2
27
3.0
5-6

2.1
2.7
2.0


2.0
2.2
2.1
2.2
2.4
2.3

2.3
2.3
2.7
2.6
2.5
2.2
2.3
2.2
2.4
2.5
2.1
2.8
2.0






2.2
27
2.8
6-7

2.2
2.2
2.C


2.C
2.2
2.4
2.4
2.2
2.6

2.2
2.2
3.6
3.2
2.3
2.1
2.2
2.2
4.2
2.C
2.2
2.41
2.1






2.4
27
4.3
7-8
2 '
2.C
2.2
2.2



2.3
2.S
2.2
2.6
2.S

2.2
2.4
5.1
3.C
2.2
2.1
2.1
2.2
3.C
2.f
2.4
2.Z
2.0






2.5
26
5.7
8-9

2.C
2.r
2.



2.4
2.:
2.2
2.6
2.4

2.6
2.4
4.9
3.2
2.2
2.1
2.1
2.4
2.S|
1.8
2.3
2.1
1.8






2.;
26
4.9
9-10

l.S
2.r
2.1



2.2
2.6
2.1

2.1

2.J
2.1
4.C
3.2
2.3
2.1
2.2
2.4
3.C
l.S
2.4
2.C
i.e






2.5
25
5.4
IO-I 1

2.1
1 I
2.



2 9 <
3.
2.5
2.-
2.5

2.3
2.6
3.3
3.1
*.4
2.1
2.1
2.4
3.3
2.0
2.5
l.S
1.1






1 1-12

2.2
1.9
2.1



2.3
3.2
2.1
2.2
2.0

2.3
2.5
4.1
2.9
2.6
2.1
2.0
2.2
3.7
1.8
2.4
1.8
1.7






2.6 2.6
26' 26
5.6 6.3
	 1 	

MEAN
2.81
2.15
2.10
1.99
2.58

3.56
2.18
2.26
2.31
2.31
2.35
2.12
2.34
2.44
2.74
3.08
2.56
2.36
2.07
2.13
2.41
4.26
2.17
2.31
1.84
1.75
1.69




2.40

4.26
NO.
OF
Has.
2<
2<
22
23
2<

IS
1!
2<
-24
23
21
24
22
2<
23
24
24
2!
2<
24
22
24
22
24
24
24
24





619


MAX.
6.3
3.2
3.3
2.4
8,0

7.3
2.6
3.7
3.3
4.0
4.3
3.2
2.9
3.7
6.0
6.6
4.7
5.8
2.9
2.5
7.2
14.7
3.4
3.0
.2.3
2.6
1.9






14.7
to
          * 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. Tafl Sanitary Engineering Center
Cincinnati. Ohio 45226
                  Tbble 3-59

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            FLAME  IONIZATION ANALYSIS
  WASHINGTON.D.C.
TOTAL HYDROCARBON
          NOV.  1968
DAY
MONTH
i
2*
3«
4
5
6
7
8
9*
11
12
13
15
18
19
20
21
22
23«
24«
25
26
27
28
yo
30«
MEAN
NO.
MAX.

12-1




















2.1
1.8
2.d
i .A!
1.7
5
2.1

1-2




















2.1
1*8
2.0
1.7
5
2.1

2-3




















2.0
1.8
2.7
1.5
1.8
5
2.7

3-4




















2.0
1.8
3.0
1.7
1.7
5
3.0

4-5




















2.0
1.8
2.6
1.6
5
2.6
A
5-5




















2.1
1.7
2.2
1. A

5
2.2
.M.
6-7




















2.2
1.9
2.2
1 i
1.8
5
2.2

7-8




















2.S
2.7
2.1
5
2.7

8-9




















2.8
2,8
2.9
2 Q
2.1
5
2.9

9-10




















2.6
2.7
•»
2.0
2.8

10-11




















2.2
2.7
3.1
21.

5
3.1

1 1-12




















2.1
2.4
2.3
7 &
1.9
5
2.4

12-1




















2.0
2.5
1.9
2. 1
2.0
5
2.5

1-2




















2.1
2.3
2..0
? 3
2.2
5
2.3

2-3




















2.1
2.3
2.1
1.9
4
2.3

3-4




















2.0
2.6
2.3
1.9
5
2.6

4-5




















2.2
2.9
2.5
2.1
5
2.9
p
5-6




















2.6
3.1
2.2
2.1
5
3.1
M.
6-7




















2.6
2.7
2.3
2.1
5
2.7

7-8




















2.3
2.6
1.1
2.1
5
2.6

8-9




















2.1
2.6
1.7
2.2
5
2.6

9- 1O




















2.C
2.9
1.7
2.0
5
2.9

10-11




















1.9
2.4
1.7
2*3
5
2.4

1 1-12


















I

1.8
2.4
1.6
2.1
5
2.4

MEAN




















2.16
2.36
2.23
2m
1.95
2.36
NO.
OF
MRS.




















24
23
24
24
lie

MAX.




















rlY
3.9
34
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. Taft Sanitary Engineering Center
      Cincinnati, Ohio 45226
                   Table 3-60

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             FLAME IONIZATION  ANALYSIS
  WASHINGTON.D.C.

TOTAL HYDROCARBON
          DEC.  1968
DAY
MONTH
1*
2
3
4
5

6
7*
8«
9
10

11
12
13
14*
IS*

16
17
18
19
20
21*
22«
23
24
25
26
27
28*
29*
30
31
MEAN
NO.


12-1
2.2
2.1
2.4
1.5
1.7

1.6
2.4




2.1
1.9

1.8
1.7
2.9
2.7
1.8
1.8
2.1
l.q

1.6
1.4
2.C
28


1-2
1:1
tt
1.6

1.6
2.3




i.e
2.1

1.7
1.7
3.C
2.6
1:1
2.0

, ,
1.9

1.7
1.8
2.0
28


2-3
2.<
2.1
2.4
2.2
i.e

1.6
2.C




i.e
2.4

1.7
1.7
2.1
2.5
2.S
1.9
1.1
2.5
1.8

1.7
1.7
2.0
29


3-4
1:1
2.E
1.^
1.1

1.6
1.9




1.4
2.2

1.6
1.1
2.4
2.4
2.6
1.9
2.0

1.8

1.7
1.8
1.9
28


4-5
2.4
2.2
3.2
1.1
1.6

1.6
1.9




l.fl
2.4

1.1
1.1
2.4
2.3
2.0
1.9
1.9
2.2
2.0

1.7
1.7
1.9
29

A
S-6
2.9
2.5
3.7
1.6
1.6

1.8
1.9




1.8
'.4

1.7
1.8
*.4
2.3
2.4
1.9
1.8
2.0
2.0

1.7
1.7
2.0
29

M.
6-7
23:i
1:1

i.e
2.C




2.C
2.1

1.7
2.0
2.9,
2.4
2.3
2.0
1.9

2.0

1.9
i.e
2.1
28


7-8
f:S
5:1

2.!
2.2




2.1
2.4

1.5
2.2
M
4.3
2.7
2.1
2.1

2.1

2.1
1.9
!*'


8-9
i:S
*:!

2.4
2.4




2.2
2.6

2.1
2.2
3.5
2.4
2.1
2.1

2,2

2.2
2.«
2.3
27
	

9-10
1:1
3.4
2.4

2.3
2.1




2.1
2.6

2.C
2.3
3.2
4.1
2.3
2.0
2.0

2.0

2.2
2.0
2.3
28


1O-I 1
I.E
2.4
2.E
2.C

1.1
2.1




2.C
3.r

1.5
2.1
2.2
4.!
2.9
2.1
1.9
1.5
1.7

2.1
1.9
2.1
28


1 1-12
1.7
2.4
2.1
2.0

1.8
2.0




2.0
2.1

1.9
2.1
2.5
3.8
2.0
1.9
1.7
1.6

1.9
2.0
2.0
27


12-1
1.1
2.4
2.1

I.E
1.9



2.'
l.«
1.?
2.1

1.9
2.1
2.5
2.1
3.C
3.2
2.C
l.<
1.8
1.1

2.0
2.C
27
3.2


1-2
1.1
2.4
2.1
2.2

1.9
1.9



2.3
1.9
2.1

I.e
2.0
2.3
2.2
2.4
3.4
2.C
1.9

1.6

2.1
2.0
2.C
28


2-3
I.E
2.1
2.2

i.e
i.e




1.9
2.C
2.1

i.e
2.1
2.5
2.4
2.3
2.9
2.1
1.9



2.1
2.1
2.C
26


3-4
i.e
2.C
2.2

2.2
2.1




2.C
2. a
2.3

i.e
2.2
2.4
2.5
2.4
2.1
2.C
1.1



2.0
2.2
2.0
28


4-5
!:*
2.5
2.<

2.4
2.1




2.3
2.2
2.1

2.C
2.3
2.4
3.!
2.!
2.«
2.1



2.1
2.3
2.2
28

p.
5-6
1.8
2.2
2.6
2.3

2.6
2.1



2.3
2.4
2.2
2.0

2.0
2.5
2.9
3.8
2.6
2.2
2.0
2.0



2.1
2.5
2.2
28
3.8

M.
6-7
1.9
2.1
2.<
2.C

2.5
2.C




2.1
2.1
2.1

1.9
2.2
2.6
3.C
2.3
2.2
2.C



2.1
2.4
2.1
28


7-8
tt
?:!

2.1
1.5




1.5
1.5
2.C

1.1
2.3
2.E
2,«
2.2
2.C
2.3



2.0
2.1
2.C
28


8-9
2.C
2.1
2.2
i.e

3.C
1.5



2,C
1.9
1.5
i.<;

1.1
2.1
2.9
3.C
2.1
1.9
2.1



2.0
2.1
2.C
28


9-IO
I:!
?:i

4.!
l.f



2.1
i.e
1,8
i.e

i.e
2.1
2.9
3.1
2.1
1.9
2.2



1.9
2.2
2.1
28


10-11
2.4
2ll
2.C
1.1

2.!
I.E



2.C
I.E
1.5
I.E

1.1
2.1
2.8
3.9
2.0
1.9
2.4



1.8
2.C
2.1
28


1 1-12
2.2
2.2
1.7

2.3
1.8




1.8
2.0
1.8

1.7
2.7
2.7
3.2
2.0
1.9
2.3



1.8
2.0
2.0
27
3.2

DAILY
MEAN
2.09
2^9
2.70
1.98
1.68

2.17
2.00
1.73
1.71
1.86

2. 16
1.96
1.89
2.16
1.69

1.80
2.07
2.82
2.88
2.89
2.41
1.97
1.99
1.76
2.03
1.82
1.61
1.93
1.99
2.06
2.89

NO.
OF
MRS.
2<
22
2:
2!
2<

24
2<
' 2<
24
24

22
24
.2'
24
24

24
24
23
23
1!
22
21
22
18
23
24
23
24
66e


MAX.
3.5
2.9
5.2
3.1
2.1

8.5
3.2
2.6
2.7
4.3

3,2
2.7
2.7
4.2
1.9

2.2
4.0
5.9
5.2
7.4
6.7
2.6
2.7
3.1
.0
3.2
2.2
2.6
2.8
8.5

•Jl
tn
         * Indicates Saturday or Sunday
          Local standard time used
                                                               TABULATED   WED..  SFP.  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 3-61

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
                                                                  CONCENTRATION IN PPM
                                                                 POTASSIUM  IODIDE  ANALYSIS
                                                                                WASHINGTON.D.C.

                                                                                   TOTAL OXIDANT
                                                                                        JAN.  1968
DAY
MONTH
i
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
.01

.02
.oc
.oc
.01
.oc
.oc
.oc
.00

1-2
.00
.oc
.01
.oc
.oc
.01
.00
.oc
.oc
.oc

.00 .OC
.02] .03
.01 .01
.02 .02
.00 .00
.Oil .01
.11
.01
.11
.00
.0*1 .06
.01; .01
.01 .00

.00
,6q
.00
.00
.02 .02
.00 .00
.01
.02
.01
.01
2T
.11
.01
.01
.01
.01
28
.11
2.3

































3-4
.oc
.00
.01
.00
.oc
.00
.00
.oc
.oc
.oc

.oc
.03
.01
.01
.oc
.01
.05
.01
.02
.01
.01

.01
.00
.02
.00
.00
.01
.01
.01
28
.09
4-5
.OC
.oc
.01
.oc
.oc
.oc
.oc
.oc
.00
.oc

.or
.03
.01
.01
.00
.02
.04
.00
.01
.02
.01

.01
.00
.02
.00
,00
.01
.01
.01
28
.04
5-6
.00
.00
.01
.00
.00
.00
.00
.00
.00
.00

.00
.03
.00
.00
.01
.02
.04
.01
.02
.03
.01

.01
.00
.01
.01
.01
.01
,01
.01
28
.04
6-7
.00
.0(
.01
.00
.00
.oc
.00
.oc

.oc

.oc
.05
.oc
.oc
.01
.05
.05
.02
.01
.05
.01

.00
.00
.04
.01
.01
.02
.01
.01
27
.05
7-8
.00
.0(
.02
.OC
.00
.00
.00
.oc

.oc

.oc
.03
.00
.oc
.01
.06
8-9
.OC

.02

.OC
.00
.oc
.oc

.oc

.oc
.05
.00
.oc

.03
.061 .03|
.0*
.01
.05
.02
.01
.00
.00
.05
.00
.02
.02
.01
.01
28
.06
.05
.02
.03
.02
.00
.00
.00
.03
.01
.00
.02
.01
.01
29
.05
9-10
.01

.02
.OC
.oc
.01
.oc
.oc

.oc

.oc
.03
.oc
.oc

.04
.04
.03
.031
.01
.02
.00
.00
.00
.02
.00'
.01
.02
.01
.01
26
.05
10-11
.OC

.01
.oc
.oc
.01
.oc
.oc

.oc

.oc
.05
.oc
.oc

.03
.09
.01
.02
.01

.00

.oc
.00
.00
.01
.02
.01
.01
24
.05
1 1-12
.00

.01
.00
.00
.01
.00
.00



.00
.03
.00
.00

.02
.03
.01
.03
.01

.00

.00
.00
.00
.00
.01
.01
.01
23
.03
P.M.
12-1
.oc

.01
.oc
.oc
.oc
.oc
.oc

.oc

.01
.03
.oc
.oc

.03
.02
.02
»03
.01

.00
.00
.00
.00
.oc
.01
,01
.01
.01
25
.03
1-2
.OC

.oc
.oc
.oc
.oc
.oc
.oc
.oc
.oc

.01
.03
.00
.oc

.02
.02
.02
.03
.01
.00
.00
.00

,00
.oc
.01
.01
.01
.01
26
.03
2-3




.OC
.oc
.oc
.oc
.oc
.oc

.01
.03
.01
.oc


.02
.02
.03
.01

.00
.00
.00
.00
.oc

.00

.01
20
.03
3.4
.OC



.oc
.oc
.oc
.oc
.oc


.01
.02
.01
.oc
.01

.02
.01
.03
.01

.00
.00
.oc
.01
.01

.01

.01
21
.03
4-5
.OC
.01
.oc
.oc
.01
.oc
.or
.oc
.oc
.oc

.01
.02
.01
.or
.oc
.02
.01
.01
.02
.01
.OC
.oc
.00
.oc
.00
.01
.01
.03
.01
.01
29
.03
5-6
.00
.02
.00
.00
.01
.00
.00
.00
.00
.00

.02
.02
.01
.00
.00
.04
.01
.00
.02
.00
.01
.00
.00
.00
.00
.01
.00
.04
.01
.01
29
.04
6-7
.00
.02
.OC
.OC
.01
.OC
.oc
.0(
.oc
.oc

.02
.02
.01
.01
.OC
.06
.01
.00
.01
.OC
.01
.oc
.00
.oc
.oc
.02
. .01
.03
.01
.01
29
.06
7-8
.0(
.02
.OC
.OC
.01
.OC
.OC
.oc
.oc
.oc

.02
.01
.01
.01
.oc
.OJ
.01
.00
.01
.oc
.oc
.oc
.00
.oc
.oc
.02
.01
.02
.01
.01
29
.05
8-9
.OC
.02
.OC
.OC
.01
.OC
.or
.oc
.oc
.oc

.02
.01
.01
.01
.oc

.01
.03
.01
.00
.01
.oc
.00
.or
.oc
.01
.01
.01
.01
.01
28
.03
9.10
.0(
.02
.oc
.oc
.01
.oc
.or
.oc
. .oc
.oc

.02
.01
.02
.oc
.oc

.01
.05
.01
.00

.oc
.00
.or
.oc
.01
.01
.01
.01
.01
27
.05
1O-1 1
.0(
.02
.oc
.oc
.01
.oc
.or
iOC
.oc
.oc

.02
.01
.02
.01
.oc

.02
.02
.01
.oc

.oc
.00
.01
.oc
.01
.01
.02
.01
.01
27
.02
1 1-12
.00
.02
.00
.00
.01
.00
.00
.00
.00
.00

.02
.01
.02
.00
.01
.06
.01
.04
.01
.00

.00
.00
.08
.00
.01
.02
.01
.01
.01
28
.08

MEAN
.001
.010
.007
.000
.003
.002
.000
.000
.000
.000

.008
.023
.008
.004
.004
.032
.034
.017
.020
.013
.009
.001
.001
.004
.011
.006
.008
.016
.010
.009

.034
NO,
•OF
MRS.
22
I<
21
2(
21
23
?1
21
1C
21

21
21
2':
2"
16
in
23
23
21
23
15
iV
21
2?
23
23
21
23
21

61C


MAX,
.01
.05
.03
.00
• 01
.01
.00
.01
.00
.01

.03
.05
.03
.02
.02
.10
.14
.10
.09
.07
.03
.01
.01
.14
.06
.03
.03
.07
.02


.14
  * Indicates Saturday or Sunday
   Local standard time used
                                                               TABULATED   WED.. SEP.  10,  1969
                                                                                                                                                                      r

-------
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 3-62

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             POTASSIUM  IODIDE ANALYSIS
WASHINGTON,D.C.

   TOTAL  OXIDANT
        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
.01
.01
.01
.01
.01
.01
.0*

1-2
.01
.01
.01
.01
.02
.01
.03

.00 ,OC
.01
.ocj .oc
.oq .oc
,oq .oc
.00 .OC
.00 .00
.02! .01
.01 .01
.Oli .01
.oq .08
.ooj .00
.02| .02

.00
.00 .00


i
.00 .00
,oo| .00
.01
.01
2*
.04
.01
.01
24
...
2-3





























3-4
.01
.01
.01
.02
.01
.01
.02

.OC

.OC

.OC
.OC
.00
.02
.OC
.01

.OC
.oc


.oc



.00
.01
.01
20
.02
4-5
.01
.01
.01
.01
.oc
.01
.01

.01

.oc

.oc
.or
.or
.01
.01
.oc

.00
.00

.oc
.or


.oc
.00
.01
.01
22
.01
5-6
.01
.01
.01
.01
.00
.01
.02



.00
.00
.00
.00
.00
.01
.01
.00

.00
.00

.00
.00


.00
.00
.01
.00
22
.02
6-7
.01
.01
.01
.01
.oc
.01
.01
.01


.oc
.oc
.oc
.oc
.01
.oc
.01
.oc

.00
.oc

.oc



.00
.00
.01
.00
22
.01
7-8
.01
.02
.02
.01
.01
.OC
.01
.01
.01
.00
.oc
.oc
.oc
.oc
.02
.oc
.01
.oc


.oc

.00



.oc
.00
.01
.01
23
.02
8-9
.01
.02
.02
.OC
.OC
.OC
.OC
.OC
.00
.oc
.oc
.oc
.oc

.oc
.01
.oc

.00
.oc

.00



.oc
.00
.00
.00
22
.02
P-1O
.01
.01
.02
.02
.OC
.OC
.OC
.OC
.01
.OC
.oc
.oc
.oc
.oc
.02
.oc
.01
.oc
.oc
.oc
.oc

.oc


.00
.oc
.00
.00
.00
26
.02
1O-1 1
.01
.01
.02
.01
.Of
.OC

.01
.oc
.01
.oc
.oc

.oc

.01
.oc
.00
.oc
.oc

.oc


.01
.00
.01
.01
.01
22
.02
1 1-12
.02
.02
.02
.01
.01
.00
.00
.01
.00
.00
.00
.00

.00

.02
.00
.00
.01
.00

.00
.00

.01
.00
.00
.01
.01
24
.02
P.M.
12-1
.01
.02
.02
.01
.01
.OC
.oc
.01
.OC
.01
.OC
.OC
.OC
.00
.02
.02
.OC
.OC
.0]
.OC

.01
.02

.02
.0]
.00
.01
.01
26
.02
1-2
.02
.01
.02
.02
.02
.01
.01
.OC
.01
.00
.01
.oc

.oc
.01
.02
.02
.01
.OC
.01
.OC

.01


.01
.01
.01
.01
.01
25
.02
2-3
.01
.01
.03
.03
.01

.01
.OC
.01


.OC

.OC
.01
.01
.01

.oc
.01
.oc

.01


.02


.01
.01
19
.03
3-4
.01
.01
.02
.02
.02

.01
.OC
.01


.OC
.OC
.OC
.02
.01
.01

.OC
.01
.OC

.01


.02

.01
.01
.01
21
.02
4-5
.02
.03
.02
.02
.01
.01
.02
.01
.02
.OC
.OC
.OC
.OC
.OC
.01
.07
.01
.01
.OC
.02
.OC

.01
.0^

.0?
.01
.01
.02
.01
27
.03
5-6
.01
.04
.02
.01
.00
.01
.02
.00
.02
.00
.01
.00
.00
.00
.01
.01
.01
.00
.00
.02
.01

.01
.02

.01
.00
.01
.01
.01
27
.04
6-7
.01
.03
.01
.01
.OC
.oc
.02
.OC
.01
.OC
.OC
.oc
.oc
.oc
.01
.oc
.oc
.oc
.oc
.01


.oc
.01

.oc
.oc
.oc
.01
.01
26
.03
7-8
.01
.02
.01
.01
.01
.01
.02
.OC
.01
.OC
.oc
.oc
.oc
.oc
.01
.oc
.01
.oc
.oc
.01


.oc
.01

.oc
.oc
.00
.02
.01
26
.02
8-9
.02
.01
.01
.01
.01
.01
.02
.OC
.01
.OC
.OC
.OC
.OC
.OC
.01
.or
.01
.oc
.oc
.02


.oc
.01

.oc
.oc
.01
.01
.01
26
.02
9-10
.02
.01
.01
.01
.01
.01
.02
.OC
.01
.oc
.oc
.oc
.Of
.oc
.01
.oc
.01
.oc
.oc
.02


.oc
.oc

.oc
.oc
.01

.01
25
.02
1O-1 1
.02
.01
.01
.01
.01
.01
.01
.OC
.01
.OC
.Of
.oc
.Of
.oc
.01
.or
.01
.oc
.oc
.02


.oc
.oc

.oc
.oc
.Of

.01
25
.02
1 1-12
.02
.01
.01
.01
.01
.06
.01
.00
.01
.00
.00
.00
.00
.00
.01
.01
.01
.00
.00
.02


.00
.00

.01
.00
.01

.01
25
.06

MEAN
.013
.ou
.015
.015
.008
.009
.013
.001
.009
.001
.002
.000
.000
.000
.007
.008
.010
.003
.000
.008
.003

.003
.006

.007
.002
.004
.008
.006
.015
NO.
OF
HR5.
1<
2:
2'
2-
2"
?1
22
11
21
1«
21
21
21
21
22
21
2!
21
11
22
n

21
If

1?
20
2?
20
549

MAX.
.03
.05
• 03
.03
.03
.06
.06
.01
.03
.01
.01
.01
.00
.00
.03
.03
.03
.02
.02
.03
.02

.02
.03

.03
.02
.02
.03
.06
  * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WED.* SEP.  10«  1969
                                                                                                                                                                       r

-------
CONTINUOUS AIR 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. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                Table 3-63

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             POTASSIUM IODIDE  ANALYSIS
WASHINGTON.O.C.

  TOTAL  OXIOANT
      MARCH  1968
DAY
MONTH
i.
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
.01
.02
.01
.01
.01

.01
,0<
.03
1-2
.01
.02
.01
.01
.01

.01
.02
.02
.02 .02
.01] .01
.011 .01
.02 .02
.01 .02
.02: .02
.02 .02
.0} .03
.02| .02
.02 .01
.02 .02
.02 .02
.04 .04
.03 .03
.02
.04!
.02
.04
.03 .03
.04) .04
.04) .03
003
.03
.02
29
.04
.03
.03
.02
2*
.04
2-3

































3.4
.01
.03
.OC
.01
.01

.01
.03
.03
.03
.02
.01
.01
.02
.02
.01
.03



.03

.03
.02

.03

.02
.04
.03
.02
23
.04
4.5
.01
.02
.01
.01
.01

.01
.03
.02
.01
.01
.01
.01
.02
.01
.02
.03
.03
.01
.01
.02
.03
.03
.02
.03
.02
.041
.02
.04
.03
.0?
29
.04
5-6
.01

.01
.00
.01

.01
.02
.02
.02
.02
.01
.01
.02
.01
.02
.03
.02
.01
.01
.02
.03
.03
.02
.02
.02
.02
.02
.04
.02
.02
28
.04
6-7
.01

.01
.00
.01

.01
.03
.02
.02
.02
.01
.01
.02
.01
.02
.03
.02
.01
.01
.02
.03
..oal
.01
.02
.02
.03
.02
.03
.02
.02
28
.03
7-8
.01
.02
.OC
.00
.02
.01
.01
.03
.02
.02
.02
.02
.OC
.02
.02
.02
.03
8-9
.OC
.01
.02
.00

.01
.01
.01
.03
.02
.,02
.02
.OC
.01

.02
.02
.02
9-10
.0:
.02
.02
• 01

.01

.0]
.03
.02
.02
.02
.01
.01
.02
.03
.02
.02
.021 .021
.02
.01
.02' .02
.03 .03
.04 .03
.03] .03
.01 .03
.02 .01
.03 .04
.04 .04
.03 .05
.03
.03
.02
30
.04
.04
.03
.02
29
.05
10-11
.02
.02
.01

.02

.01
.03
.03
.03
.01
.01
.02
.03
.02
.02
.03

.01 .01
.02 .03
.03 .02
.02
.03
.03
.02
.05
.04
.04
.04
.03
.02
28
.05
.01
.04
.04
.03
.05
.03
.04
.04
.04
.03
27
.05
1 1-12
.03
.02
.01

.02

.or
.04
.03
.03
.01
.01
.02
.03
.03
.02
.03

.02
.03
.03
.01
.03
.05
.04
.06
.04
.04
.05
.04
.03
27
.06
P.M.
12-1
.0;
.03
.02
.01

.02
.02
.02
.0!
.0<
.03
.01
.02
.03
.04
.03
.02
.03

.03
.04
.0!
.02
.04
.05
.05
.06,
.OS
.05
.05
.05
.03
29
.06
1-2
.03
.03
.02


.02
.02
.03
.0!
.05
.03
.02
.02
.04
.03
.03
.02
.02

.04
.04
.06
.02
.04
.05
.05
.07
.06

.05
.05
.04
27
.07
2-3
:8i
.02


.02
.02

.05
.06
.03
.02
.03
.04
.04
.03
.02
.03

.04
.04
.05
.03
.04
.05
.04
.06
.06

.05
.05
.04
26
.06
3-4
:&!
.02
.01
.03
.02
.02

.05
.06
.03
.02
.03
.03
.03
.04
.02
.03
.04
.04
.04
.04
.03
.04
.06
.06
.06
.04
..04
.05
.05
.04
30
.06
4-5
:§!
" .03
.01
.03
.02
.02
.02
.0!
.04
• 03
.01
.03
.03
.03
.04
.02
• 03
.04!
.04
,0<
.03
.0'
.04
..05
.06
.06
.04
.04
.05
.06
.03
31
.06
5-6
.02
.03
.02
.01
.01
.02
.02
.02
.04
.03
.03
.02
.02
.03
.02
.03
.02
.02
,03
.04
.04
.04
.03
.03
.04
.05
.05
.04
.02
.04
.05
.03
31
.05
6-7
:83
.02
.01
.01
.02
.01
.02
.0!
.03
.03
.02
.01
.01
.02
.03
.02
.02
.03
.03
.03
.04
.03
.03
.03
.03
.04
.03
..02
.04
.04
.02
31
.05
7-8
:§!
.02
.OC
.01
.02
.01
«0<
.0'.
.03
.02
.02
.01
.01
.02
.03
.02
.02
.02
.02
.02
.04
.03
.02
.03
.04
.07
.02
.03
.02
.03
.02
31
.07
8-9
.01
.02
.01
.0(
.01
.0!
.OC
.0!
.oi
.02
.02
.03
.01
.02
.02
.03
.03
.02
.02
.02
.02
.04
.02
.02
.04
.04
.07
.04
.03
.02
.03
.02
31
.07
9-10
.0:
.oi
.01
.OC
.02
.02
.OC
.03
.oe
.02
.02
.03
.01
.02
.02
.03
.03
.03
.02
.02
.02
.04
.02
.02
.03
.04
.05
.04
.02
.03
.02
.02
31
.06
10-1 1
•8J
.02
.01
.OC
.01
.02
.00
.03
.04
.02
.02
.02
.01
.02
.02
.02
.03
.02
.02
.02
.02
.05
.03
.02
.03
.04
.02
.05
.03
..04
.03
.02
31
.05
1 1-12
:8J
.01
.00
.01

.00
.04
.03
.02
.02
.01
.01
.01
.02
.02
.03
.03
.02
.02
.0?
.05
.03
.02
.04
.03
.03
.02
.03
.03
.03
.02
30
.05

MEAN
.018
.018
.018
.005
.010
.016
.011
.017
.040
.030
.024
.OlB
.014
.017
.024
.024
.022
.027
.024
.022
.025
.035
.027
.030
.034
.035
.044
.037
.030
.037
.035
.025

.044
NO.
OF
MRS.
X
21
21
It
22
1<
21
2!
23
23
23
23
23
22
23
23
23
16
22
2?
23
2?
23
23
22
23
22
21
23
23

666


MAX.
:8J
.03
.02
.05
.03
.03
.05
.10
.07
.04
.04
.03
.05
.04
.04
.04
.04
.05
.05
.05
.07
.05
.04
.07
.;O.T?
.H2?
.08
.06
.06
.06


.12
  * 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 Ail Pollution. Public Health Service
U.S. Oepaitment of Health. Education, and Welfate

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                 Table 3-64

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             POTASSIUM IODIDE  ANALYSIS
WASHTNGTONtD.C.

   TOTAL  OXIDANT
      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
.01
.05
.02
.02
.02



.02
.02

.03
.02
.03
.02
.02

.03
.03
.03
.02
.02
.02
.03


.02
.02
.02


.02
22
.03

t-z
.01
.03
.02
.02



.02
.03
.02
.01
.02
.03
.03
.03

.02
.03
.04
.01
.03
.03
.03

i
.01
.02
.01


' .02
22
.04

2-3
































3-4
.03






.01


.01

.02
.03
.03

.03



.02

.03


•01
.03
.01


12
.03

4-5
.03
.02
.01
.02
.03



.01
.02
.02
.05
.01
.02

.03
.01
.04,
.02
.o3

.02

.03


.01
.02
.01


.02
21
.05
A
5-6
.03
.01
.01
.01
.02



.01
.02
.02
.04
.02
.03
.02
.03
.02
.03
.02
.03
.01
.01
.03
.03


.01
.02
.01


.02
24
.04
M.
6-7
.03
.01
.01
.01
.02



.02
.01
.02
.02
.02
.06
.01
.02
.02
.03
.02
.03

.01
.02
.02


.01
.01
.02


.02
23
.06

7-8
.02
.01
.01
.01
.02



.0'
.02
.02
.02
.02
.03
.01
.02
• 02,
.02
.03
.03

.02
.03
.00


.01
.01
.02


.02
23
.03

8-9
.01
.02
.01
.01
.02


.02
.03
.01
.02
.01
.02

.01
.02
.02
.0?
.03
.03

.01
.03
.01


.01
.02
.03


.02
23
.03

9-10
.01
.02
.02
.0]
.02


.02
.03
.02
.02
.02
.04

.00
.oJ

.03
.04
.04

.02
.03
.00



.01
.04


.02
21
.04

tO-1 1
.02
.02
.02
.02



.03
.04
.01
.03
.04
.02
.01
.01
.03

.0!
.07
.0,

.02
.02
.01



.02
.04


.03
21
.07

1 1-12
.02
.03
.02
.02



.02
.05
.03
.03
.05
.04

.02
.03
.05
.05
.07
.07

.02
.03
.01



.02
.05


.03
21
.07

12-1
.03
.03
.03
.02
.02


.03
.0!
.04
.04
.01
.0!
.01
.02
.03
.06
.04
.Of

.03
.03
.04
.01


.03
.02
.05


.04
24
.08

1-2
.02
.02
.02
.02


.02
.0!

.04
.Of
.06
,0f
.02
.03
.06
.0!


.03

.04
.01,


.04
.02
.06


.04
21
.10

2-3
.03
.02
.01
.02


.01
.0!

.03
.06

.06
.03


.06



.02

.OC


.04
.02
.06


.04
16
.08

3-4
.03
.02
.02
.02
.03


.04
.0!

.04
.01


.03

.0!
.06,
.01

.04
.03
.04
.01


.04
.03
.06


.04
20
.07

4-5
.03
.02
.02
.02
.03


.0'
.04
.03
.04
.01
.1C

.03
.0!
.04
.06
.08

.04
.02
.04
.01


.04
.02
.0!


.04
23
.10
p
5-6
.03
.02
.01
.02
.03


.02
.04
.03
.03
.05
.08

.03
.04
.04
.05
.07

.04
.02
.03
.01


.04
.02
.05


.03
23
.08
M.
6-7
.03
.02
.02
.02
.03


.02
.03
.03
.03
.04
.0«
.09
.03
.03
.04
.04
.06

.03
.01
.02
.01


.04
.02
.04


.03
24
.09

7-8
.02
.01
.02
.02
.02


.02
.02
.02
.01
.02
.02
.1C
.02
.02
.03
.03
.03
.04
.02
.01
.0«i
.01


.04
.01
.02


.03
25
.10

8-9
.02
.02
.02
.02
.02


.02
.04
.03
.01

.0;
.06
.02
.02
.02
.02
.04
.04
.0?
.02
.0!
.01


.03
.02
.03


.02
24
.06

9-10
.02
.02
.02
.0;
.0:


.0?
.04
.02
.07
.03


.02
.02
.03
.02
.03
.03
.03
.02
.0;
.01


.02
.02
.02


.02
23
.04

10-11
.02
.02
.0?
.02
.03


.07
.04
.02
.01

.02,
.04
.02
.02
.04

.02
.03
.n?
.01
.0:
.02


.07
.04
.02


.02
23
.04

1 1-12
.02
.02
.01
.02
.03


.0?
.02
.02
.06

.03
.04
.02
.02
.04
.02
.03
.03
.01
.01
.02



.02
.03
.02


.02
23
.06

MEAN
.024
.017
.017
.017
.024


.021
.031
.0?3
.026
.040
.033
.053
.020
.026
.034
.037
.045
.036
.025
.017
.029
.013


.023
.020
.032


.027
.053
NO.
OF
HRS.
22
2C
2?
22
2C


If
23
11
?1
2C
11
16
22
21
17
22
21
15
14
22
^C
22


2(1
23
23


502

MAX.
.04
.04
.03
.03
.04


.05
.05
.05
.10
.08
.10
.10
.03
.06
.06.
.07
.11
.07
.04
.03
.04
.04


.04
.05
.06


.11
   * Indicates Saturday or Sunday
    Local standard time used
                                                                TABULATED   WED.*  SEP. 10t  1969
                                                                                                                                                                       r

-------
GO
O
       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
                 Toble 3-65

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            POTASSIUM  IODIDE  ANALYSIS
WASHINGTON.D.C.

  TOTAL  OXIDANT
        MAY 1968
DAY
MONTH
1
3
4*
S«
6
7
8
9
10
13
15
16
17
18*
20
21
22
23
24
25»
26«
27
28
29
30
31
MEAN
NO.
MAX,
A.M.
12-1

























.03

1
.03
1-2
























.03
.03

2
.03
2-3





























3-4
























.03
.03

2
.03
4-5
























.03
.02

2
.03
5-6
























.02
.02

2
.02
6-7
























.02
.03

2
.03
7-8
























.02
.03

Z
.03
8-9
























.02
.04

2
.04
P- 10
























.03
.04

2
.04
10-11
























.05
.04

2
.05
1 1-12
























.05
.04

2
.05
P.M.
12-1
























.06
.05

2
.06
1-2
























.05
.05

2
.05
2-3
























.04
.04

2
.04
3-4
























.04
.04

2
.04
4-5
























.03
.04

2
.04
5-6
























.04
.04

2
.04
6-7
























.04
.04

2
.04
7-8




~



















.04
.03

2
.04
8-9
























.03
.02

2
.03
9-10
























.02
.02

2
.02
1O-I 1







-
















.02
.02

2
.02
11-12
























.02
.02

2
.02

MEAN
























• 033
• 031


• 033
NO.
OF
MRS.
























22
23

4!


MAX.
























.07
.05


.07
* Indicates Saturday or Sunday TABULATED WED. t 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 35226
                                                                    Table 3-66

                                                             HOURLY AVERAGES OF
                                                   GASEOUS  POLLUTANT CONCENTRATIONS
                                                                CONCENTRATION IN PPM
                                                               POTASSIUM IODIDE  ANALYSIS
WASHINGTON!,D.C.
   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

12-1
.02
• 06
.01


.02
,06
.02
.01
.01
.01
.on
.01
.01
.02
.02
.02

.01
.02

.01
.03
.03
,0<
.01
.02
.0!
.02
.01
.02

.02
27
,0«!

1-2
.01
.0!!
.01

.02
.02
.07
.02
.01
.01
.01
.00
.01
.00
.01
.01
.02


.01

.01
.02

- .03
.01
.02
.01
.02
1 .01


': .02
23
.01

2-3

































1

3-4
.01
.05
.01

.02
.02
.05
.02
.01
.00
.01
.00
.01
.OC
.01
.02
.01

.03
.02

.02
.03
.02

.00
.01
.03
.00

.01

.02
26
.05

4-5
.01
.0'.
.01

.01
.02
.0«j
.0?
.01
.OC
.01
.on
.01
.00
.01
.01
.01

.07


.01
.02
.0'
.03
.or
.01
.01
.or

.01

.01
26
.0'
A
5-6
.02
.04
.00

.04
.02
.02
.01
.01
.00
.01
.00
.01
.01
.01
.02
.01
.01
.02


.02
.02

.03
.00
.00
.02
.00
.01
1 .01

.01
27
.04
M
6-7
.02
.02
.01

.0!
.02
.02
.01
."1
.00
.01
.00
.01
.01
.02
.02
.01
.01
.01


.02
.03
.04
.03
.OC
.OC
.01
.OC
.01
.01

• 0 .
28
.0!

7-8
.02

.0;

.05
,0J
.OJ
.01
.01
.01
.01
.00
.ni
.01
.02
.03
.01
.01

.02

.02
.04
.05
.02
.02
) .01

« .01
1 .01
.Oi

I .02
27
v .05

8-9
.04
.04
.02

.05
.06
.04
.01
.Oil
.02

.OC

.01
.04
.05
.01
.02



.03
.04
.07
, .05
.04
.02

.02
! .02
* .04
1
i .03
24
» .01

P-1O
.Ot
.OS
.02

.07
.08
.06
.02
.02
.02

.OC

.02
.05
.08
.0;
.03
.04
.03

.04
.06
.06
.04
.05
.03

.03
.03
.Ot

.04
26
.06

10-11
.07
.05


.1C
.11
.OS
.02
.02^
.03

.OC

.03
.07
.11
.0'
.05
.04


.04
.08
.09
, .06
.06
.03
.01
i .02
I -05
•I .07
1
.05
1 25
i, .11

1 1-12
.07
.06


.10
.11
.08
.03
.03
.04

.01
.02
.03
.08
.13

.07
.05


.04
.09

.06
.06
.03
.02
.03
.06
.07

.06
24
.13

12-1
.Of

.05

.12
.11
.Of
.02
.04
.04

.01
.02
.031
.10
.14


.0!
.03


.Of.
.1C
.09

.03
.02
.03
.06
.07

.06
24
.14

1-2
.Of
.04
.04

.15
.11
.Of
.04
.04J
.04

.01
.02

.12
.15

.06
.07


.07
.09

.OS

.03


.06
.08

.01
21
.15

2-3
.OF
.04
.03

.is
.11
.OS
.04
.04
.04
.01
.01
.01

.14
.11


.06
.04

.06
.OS

.OS
.OS
.03


.06
.08

.07
23
.19

3-4
OS
.02
.0'

.25
.1C
.Of
.03
.04
.04
.01
.01
.01
.06
.12
.OS

.Ot

.04

.06
.09
.09
.08
.08
.03


.07
.07

.07
25
.25

4-5
.U
.0;
.02

.22
.11

.03
.03
.0*
.Of
.0?
.01
.Of
.12
.OC

.01

.0'

.0*
.Of
.Of
.07
.01
.03
.0?

.06
.08

.06
25
.23
p.
5-6
.09
.02
.03

.21


.02
.01
.04
.00
.01
.01
.07
.10
.04
.01
.06
.04
.05


.08
.09
.02
.07
.03
.01

.06
.07

.05
25
.21
M.
6-7
.07
.01
.02

.n


.01
.01
.03
.OC
.01
.01
.05
.07
.03
.01
.05
.04,
.0'

.05
.ot

.00
.06
.03
.02


.05

.04
24
.17

7-8
.Of
.02
.0:

.11
.05
.03
.01
.01
.03
.OC
.01
.01
.03
.04
.02
.01
.04
.02
.02

.02
.04
.Of

.05

.01
.02

.03

.03
26
.11

8-9
Of
.01
.02

.05
.05
.02
.01
.01
.02
.OC
.01
.01
.02
.02
.02
.01
.02
.02
.Oil

.02
.02
.07

.03

.01
.01



.02
25
.01

9-IO
.Of
.01
.02

.02
.0*
.02
.01
.01
.02
.OC
.01
.01
.02
.02
.02
.01

.01
.Oil

.02
.02
.06
.01
.02
.01
.0!
.00



.02
26
.06

10-11
.07
.01
.02

.02
.Of
.02
.01
.01
.01
.00
.01
.01
.02
.02
.02
.01

.01
.01

.02
.02
.01
.OC
.02
.01
.01
.01

.02

.02
27
.07

1 1-12
.06
.01
.02

.02
.06
.02
.01
.01
.01
.00
.01
.01
.02
.02
.02
.01
.02
.01
.01

.02
.02

.01
.02
.01
.02
.01
.02
.02

.02
28
i .06

MEAN
.054
.034
,022

.094
.063
.051
.017
.017
.021
.005
.006
.012
.023
.053
.052
.013
.037
.031
.026

.031
.050
.066
.043
.035
.020
.015
.013
.038
.044

.034
.094
NO.
OF
MRS.
2'
22
21

22
21
2C
22
22
221
17
22
20
21
23
23
T
15
IP
16

21
23
16
2C
21
21
n
n
16
2C

584


MAX.
.11
.07
.07

.29
.13
.11
.05
.05
.05
.02
.02
.03
.08
.16
.18
.03
.08
.OR
.05

.08
.11
.11
.12
.13
.04
.03
.04
.08
.09


.29
:'; Indicates Saturday or Sunday
  Local standard time used
                                                                                                                      TABULATED
                                                                                                                                    D..  SF/Po  10,  1969

-------
CO
to
        CONTINUOUS AIR MONITORING PROGRAM
        Air Quality Section, Laboratory of Engineering and Physical Sciences
        Division of Air Pollution, Public Healtb Service
        U.S. Department of Health, Education, and Welfare

        Robert A. Taft Sanitary Engineering Center
        Cincinnati. Ohio 45226
                 Table 3-67

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            POTASSIUM  IODIDE  ANALYSIS
WASHINGTON.D.C.
  TOTAL  OXIDANT
       JULY  1968
DAY
MONTH
I
3
4
5
6«
7«
8
9
10
11
12
13«
14«
19
16
17
18
19
20»
21*
22
23
24
25
26
27«
28«
29
30
31
MEAN

MAX.
A.M.
12-1
:8i
.02
.01
.00
.02
.01
.07
.04
.02,

.0?
1-2
:8I
.01
.01
.01
.01
.01
.0!
,0i
.01

.02
.Oil ,OC
.02 .01
.01 .01
.02
.02
.02
.04
.00
.00
.01
.02
.02
.01
.03
.01
.00
.01
.03: .03
.041
.01
.01
.02
.00
.01
.01
.04
.02
30
.07
.04
.01
.01
.82
.02
.03
.01
.04
.02
30
.05
2-3

































3-4
.01
.01
.03
.01
.01
.04
.01
.0<
.07
.02

.01
,OC
.01
.00
.02
.02
.01
.01
.01
.00
.02
.03
.02
.00
.01
.02
.03
.02
.01
.04
.02
30
.07
4-5
.00
.or
.07
.01
.01
.03
.01
.02
.04
.02

.01
.OC
.OC
.00
.02
.01
.01
.01
.00
.00
.02
.02
.02
.00
.01
.02
.03
.02
.01
.01
.01
30
.04
5-6
.00
.00
.02
.01
.01
.02
.01
.01
.02
.00

.01
.00
.01
.00
.01
.01
.00
.01
.00
.00
.01
.01
.01
.00
.00
.02
.02
.01
.01
.02
.01
30
.02
6-7
.00
.OC
.01
.01
.02
.02
.01
.00
.02
.01

.01
.01
.00
.00
.01
.01
.00
.01
.01
.00
.01
.00
.00
.00
.00
.02
.01
.00
.01
.02
.01
30
.02
7-8
.02
.02
.0^
.02
.03
.0.t  SEP*  10*  1969

-------
       CONTINUOUS AIR MONITORING PROGRAM
       Air Quality Section. laboratory of Engineering and Physical Science
       Division of Aii Pollution. Public Health Service
       U. S. Department ol Health. Education, and Welfare


       Robert A. Tail Sanitary Engineering Center
       Cincinnati. Ohio 45226
                  Table 3-68

           HOURLY AVERAGES OF

GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             POTASSIUM IODIDE  ANALYSIS
WASHINGTON,D.C.

   TOTAL  OXIDANT
        AUG.  1968
DAY
MONTH
1
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
30
31*



MAX

12-1
.01
.01
.02
.01

.01
.03
.02
.01
.02
.02
.04
.03
.01
.05
.00
.02
.05
.03

.01
.02
.02
.03
.01
.02
.01
.01

.03
.06

.02
28
.0*

1-2
.02
.01
.02
.01
.01
.03
.03
.04
.01
.02
.02
.03
.03
.01
.06
.on

.04
.03

.01
.02
.04
.07
.02
.03
.01
.02

.03
.01

.03
28
.07

2-3































1,



3-4
.02
.01
.03
.0!
.OC
.04
.OC

.02
.01
.01
.0!
.03
.01
.06
.01

.04
.03

.02
.02
.04
.07
.02
.02
.01
.01

.02
: .06

; .03
27
.07

4-5
.02
.01
.02
.OS
.01
.04
.01

.03
.02
.00
.04
.02
.0?
.OS
.01
.01
.02
.0?

.01
.01
.04
.OS
.02
.0?
.01
.01

.02
.02

.0?
2R
.05
A
5-6
.01
.00
.01
.02
.00

.01

.02
.02
.01
.02
.01
.01
.04
.00
.03
.01
.01

.01
.01
.02
.03
. .01
.01
.01
.01
I
> .02
! .05

' .01
27
.05
M.
6-7
.OC
.OC
.01
.02
.OC

.00

.02
.02
'•^1
.02
.00
.00
.02
.00
.03

.00

.01
.01
."3
.02
.01
.OC
.01
.02

.02
.02

.01
26
.03

7-8
.0«
.OC
.01
.0
-------
00
       CONTINUOUS AIR MONITORING PROGRAM
Air Quality Section. Laboratory of Engineering and Physical Sciences
Division ol Aii Pollution. Public Health Service
U. S. Department ol Health, Education, and Welfare

Robert A. Taft Sanitary Engineering Center
Cincinnati. Ohio 45226
                •Table 3-69

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
                                                                        CONCENTRATION IN PPM
                                                                       POTASSIUM  IODIDE ANALYSIS
                                                                               rtASHINGTON»D.C.
                                                                                 TOTAL  OXIDANT
                                                                                     SEPT.  1968
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
MEAN
NO.
MAX.
A.M.
12-1
:§i
.02
.oS


.01
.01
.04
1-2
.01
:oi
.02
.01


.01
.07
.0!
.03, .02
1
.Oli .01
.0^ .01
.02 .02
.02 .02
.08| .08















.05j .05
.02
.03
.Oil .01
.03! .04
.03
.01
.04
.03
20
.08
.02
.02
.02
.03
20
.08
2-3































3-4
.01
.01
.02
.01


.01
.03
.03
.02

.01
.01
.03
.01
.01








.05
.01
.02
.04
.02
.01
.01
.02
20
.05
4-5
.01
.0.1
.01
.01"


.01
.01
.04
.02

.01
.01
.02
.01
.01








.04
.01
.02
.04
.03
.01
.01
.02
20
.04
5-6
:8i
.02
.02


.01
.01
.04
.01

.01
.01
.02
.02
.02








.02
.01
.01
.02
.02
.01
.02
.02
20
.04
6-7
.01
.01
.02
.03


.02
.04
.04
.01

.01
.02
.02
.02
.03








.02
.01
.01
.03
.02
.01
.05
.02
20
.05
7-8
.01
.01
.0:
,oi


.0«!
.03
.04
.01

.02
.02
.03
.0<
.02








.03
.01
.01
.02
.03
.01
.04
.02
20
.04
8-9
•02
.01
.02
.03

.00
.03
.04
.0<
.01

.02
.02
.03
.03
.03








.04
.01
.01
.02
.04
.02
.05
.02
21
.05
9-10
.02
.02
.0<
.o3

.01
.09
.08
.06
.01

• 03
.03
.03
.04
.03








.04
.02
.02
.05
.06
.02
.04
.04
21
.08
10-11
.03
.02
.04
.0;

.01
.05
.1C
.01
.01

.03
.03
.0!
.04
.05







.12
.07
.04
.04
.06
.07
.04

.05
21
.12
1 1-12
.03
.04
.06
.10

.01
.05
.10
.09
.01

.04
.03
.06
.05
.07







.12
.10

.05
.08
.07
.05
.05
.06
21
.12
P.M.
12-1
.0:
.0!
.01
..11

,03
.OC
.11
.0;
.02

.04
.04
.07
.06
.08







.13


.06
.08
.07
.05
.05
.06
20
.13
1-2
.03
.0(
.01
.11

.02
.07
.12

.02

.04
.04
.07
.07
.10







.13


.07
.09
.07
.05
.05
.07
19
.13
2-3
.02
.0'

.Of

.03
.Of
.12

.01

.04
.04
.o<
.07
.11







.1C


.06

.07
.04
.05
.06
17
.12
3-4
.02
.01

.0!

.02
.Of
.12
.07
.01

.02
.04
.0<
.0<
.13







.08
.07
.07
.05
.07
.06
.04
.04
.06
21
.13
4-5
.02
.01
.0*
.0(

.02
.Of
.12
.01
.01

• Qi.
.02
.0!
.06
.15







.OR
.0!
.06
.05
.06
.0!
.04
.04
.06
22
.15
5-6
.03
.05
.05
..06

.04
.08
.11
.07
.01

.02
.03
.04
.04
.10







.07
.05
.04
.03
.06
.04
.03

.05
21
.11
6-7
.02
• O:
.04
.03

.02
.01
.OS
.0!
.01

.02
.02
.0?
.02
.05







.04
.03
.03
.02
.05
.02
.02^

.03
21
.09
7-8
.02
.0;
.02
.0:

.02
.0<
.02
.0!
.01

.01
.02
.02
.02
.03







.03
.03
.03
.03
.03
.02
.02
.02
.03
22
.05
e-9
.01
.01
.0;
.02

.0?
.02
.02
.0!
.01

.01
.02
.02
.02
.03







.03
.02?
.02
.02
.04
.02
.01
.02
.02
22
.05
9-10
.01
.01
.n;
.0:

.01
.03
.03
.0<
.01

.01
.02
.02
.0<
.03







.04
.03
.02
.02
.03
.02
.02
.03
.02
22
.04
10-1 1
.01
.01
.0;
.01

.01
.02
.0!
.-o«
.01

.01
.02
.02
.0!
.03







.04
.62
.02
.02
.03
.02
.04
.02
.02
22
.05
1 1-12
.01
.02
.01
.02

.01
.06
.05
.02
.01

.01
.02
.03
.08
.03







.05
.02
.02
.02
.04
.02
.05
.02
.03
22
.08
DAILY
MEAN
.019
.027
.030
.044

.018
.0^2
.067
.051
.012

.020
.023
.036
.038
.056







.075
.041
.024
.029
.0*5
.038
.027
.033
.036
.075
NO.
OF
MRS.
2-
22
?j
23

It
23
23
21
2!

2'
23
2'
23
23







14
20
19
23
22
23
23
20
475

MAX.
.04
.08
.08
.14

.05
.11
.14
.10
.03

.09
.05
.08
.11
.17







.15
.12
*09
ioe
.10
.09
.08
.07
.17
         * Indicates Saturday or Sunday
          Local standard time used
                                                                                                                   TABULATED
                                                                                                                              MED*.  SEP.  10t  1969

-------
       CONTINUOUS AIR MONITORING PROGRAM
       Ait Quality Section. Laboratory of Engineering and Physical Sciencf
       Division of Air Pollution. Public Health Service
       U S. Department ol Health. Education, and Wellare

       Robert A. Tall Sanitary Engineering Center
       Cincinnati. Ohio 45226
                 Table 3-70

           HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
             POTASSIUM  IODIDE ANALYSIS
     H/ASHtNGTONI.D.C.
       TOTAL  OXIDANT
            OCT.  1968
DAY
MONTH
*
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

MO
MAX

12-1

.04
.04
, .01

1-2
.02
.041
.04
.01
2.3




,oa ,oa
.02
.02
.01: .02
.01 .Oli
.02 .02)
.01


.01
>01i



3-4
.03
.04
.04
.01
.07
.01
.01
.03
.01
4-5
.01
.02
.02
.01
.07
.01
.01
.02
.01
A M
5-6
.01
.02
.02
.00
.07
.01
.01
.02
.01
.Oli ,01| .01


: i
.01 ' .01
.03 .03 .02
.02 .Ol! .01
.01
.01
.0V ; .00
.011
.02 .02
.01


.Olj .02
.01
.01
.00 .01
.00 .01
.021 .01
.01
.02; I .02
.05 .09!
.09
.04 .04' ! .03
.01
.01
.02, .01
.01; .01
.07, .05
.01
.Oli i .011 .01
.00 .01 .01
• >* i
.01



.01! { .01
.01
.01
.01' | .02 .01
! j
1
!

.02 ..02
22
.08
23
.0<3
•
'.
i |
! .02


23
.09



.0?
23
.01
.01
.01
1 .01
1 .01


1
1 .01
i 23
.07 .07
6-7
.02
.02
.02
.01
.07
.01

7.8
.02
.02
.02
.01
.0-i
.oi

8-9
.02
.02
.02
.01
0. 10
.04

.02
.01
.03 .01
.02| «°2

10- II
.04
.03
.02
1 1. 12
.05
.05
.03
.02 .02
.03 .04
.03 .03
.02 .02 .02! .03 .041 .05
.OlJ .02' .01! .02 .03; .04
.01
.02] .02 .02 .02 .02
.Oli .02! .01




.01'



.02 .01
1



.01

.Oil .02
.02 .03
1
.02 .02! .03! .02r .02J .03
.01



.031 .03
.02 .02 .02! .01; .02 >02
.01
.01
.01
.01
.01 .01
.13 .H
.00 .00 .00 .00
.02 .03 .03
.02 .02 .02!
.06! .02 .03
.03' .04' .03| .03, .03
.01
.03 .02
.01 .01
.00
.01 .01! .01
.01



.01



.02 .02
23
21
.13! .11
.01



.02
21
.06
.02 .02
• Olj .02
.02; .02
.02: .03




i
i
.02' .02
20
: 24
.04
.02
.04
.04
.02
.02
.02
.03



.03
24
,04| .04 .05
P.M.
12-1
.oe
.0-
.02
.02
.04
.03
.oe
.04
.02
.01

.02
.02
.04
.02

1-2
.oe
.04
.02
.03
.0-i
.03
.0;
.04
.02
.02

.04
.03
.04
.02

2.3
.05
.03
.02
.03
.05
.02
.oe
.04
.02
.02

.031
.04
.02
.02

3-4
.05
.02
.02
.03
.05
.02
.Of
.04
.02
.02

.03
.03
.03]
.02
.02
.Oli .Oil .01 .OlJ
.05 .06 .06
.02 .03
.05J .04
.05 .05
.0^
.04
.04
.03; ,03j .03
.02
.02
.04



.03
23
.06
.02
.02
.04



.03
23
.06
.02
.02
.03



.03
23
.06
.06
.02
.0:
.03
.03
.02
.02
.03



.03
24
.06
4-5
.04
.01
.02
.03
.04
.02
.0!
.03
.01
.01

.03
.03
.02
.02
.01
.Oil
.04
.02
.02
.0?
.02
.02
.o?l
.02



.02
24
.05
5-6
.05
.01
.01
.02
.02
.01
.04
.03
.01
.01

.02
.02
.02
.01
.01
.00
.03
.01
.0?
.0?
.02
.01
.01
.01



.02
24
.05
6-7
.03
.01
.01
.01
.02
.01
.02
.02
.01
.01

.0]
.04
.01
.01
.01
.01
.02
.02
.02
.01
.01
.01
.01
.02



.02
24
.04
7-8
.02
.01
.01
.02
.02
.01
.02
.02
.01
.01

.01
.oe
.02
.01
.01
.01
.02
.02
.03
.02
.01
.01
.01
.01



.02
24
.06
8-9
.0-
.02
.01
.04
.01
.01
.07
.01
.01
.01

.01
.05
9-1O
.04
.0?
.01
.01
.01
.01
.07
.01
.01
.01

.01
.03
.03 .03
.01! .01
.oil .01
.011 .01
10-1 1
.04
.0'
.01
.01
.01
.oc
.07
.01
.01
.01

.01
.02
.0?
.01
1.01
.01
.02 .02 .01
.041 .03 .04
1 1-12
.04
.03
.01
.09
.02
.01
.03
.02
.01
.01

.01
.04
.03
.01
.01
.01
.01
.04
.03 .02 .02! .01
.02 .0? .02 .02
.01! .01
.01 .01
i
.01! .01
.01



.01



.01 .00
.01 .01
.Ol! .01
.01


.02



.02 .02 .02 .02
24] 24 j 24 ; 24
.05
,07i .07 .09

MEAN
.035
.026
.020
.025
.041
.015
.029
.023
.015
.011

.018
.028
.024
.015
.Oil
.008
.026
.021
.046
.028
.016
.013
.014
.017



.022

.046
NO.
OF
MRS
22
22
22
23
23
23
21
22
22
23

14
2C
21
20
20
23
23
22
23
23
23
23
23
23




532


MAX.
.08
.06
.06
.14
.10
.03
.07
.06
.04
.03

.04
.09
.05
.04
.02
.02
.07
.07
.17
.07
.04
.03
.03
.04





.17
CO
         i-'! Indicates Saturday or Sunday
           Local standard time used
                                                                TABULATED
WHO,
                                                                                        »  10f  1969

-------
CO
O5
       CONTINUOUS AIR MONITORING PROGRAM
Ail 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. Tail Sanitary Engineering Center
Cincinnati. Ohio 45226
                 Table 3-71

          HOURLY AVERAGES OF
GASEOUS POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            POTASSIUM  IODIDE ANALYSIS
WASHIMSTON.D.C.
  TOTAL  OXIDANT
       MOV.  1968
DAY
MONTH
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«
MEAN
NO.
MAX.

12-1


























1-2


























2-3


























3-4


























4-5

























A
5-5

























M.
6-7


























7-8


























8-9


























9-IO


























10-11


























1 1-12


























12-1


























1-2


























2-3


























3-4


























4-5

























P
5-6

























M.
6-7


























7-8


























8-9


























9-1O


























10-1 1


























1 1-12

























DAILY
MEAN
























.000
NO.
OF
HRS.


























MAX.
























• 00
         * Indicates Saturday or Sunday
           Local standard time used
                                                                                                                   TABULATED
                                                                                                                              WED.« SEP.  10t  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 3-72

          HOURLY AVERAGES OF
GASEOUS  POLLUTANT CONCENTRATIONS
             CONCENTRATION IN PPM
            POTASSIUM  IODIDE ANALYSIS
WASHINGTON.D.C.

   TOTAL  OXIDANT
       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

MEAN
NO.
MAX,

A.M.
12-1










1-2






































* Indicates Sat




2-3











3-4

















1

















i

















4-5










5-6



































j

















6-7










7-8















1
8-9














9-10














I
i 1









1 !
10-11





















j '

1

1

j j
I
1

!
!
1
1








l






1






























1 1-12







































P.M.
12-1







































1-2







































2-3







































3-4







































4-5







































5-6







































6-7







































7-8







































3-9







































9-10







































1O-I I







































1 1-12







































DAILY
MEAN





































.000

NO.
OF
MRS.







































3-MIN.
MAX.





































.00

urday or Sunday TABULATED WED.« SFP. 10« 1969
Local standard time used
CO

-------
  SECTION 4.
SOILING INDEX
 DATA TABLES
      89

-------
                            SOILING  INDEX DATA TABLES

     Tables 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 represented.
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 cal-
culated,  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 an 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
                                             CONTINUOUS AIR MONITORING PROGRAM
                                               AISI SPOT (COH/1000 LIN.FT.)
                                                                                               TABULATED  o9/i7/'&9
CO
to
DAY
OF
MONTH

01
02
03
06
05
06
07
08
09
10
11
12
13
14
15
1*
17
18
19
20
21
22
23
24
25
26
27
2R
29
30
31
AVG
NO)
MAX»
TIMf: (STARTING HOUR)

0000

1.5
1.5
1.6
2.3
0.7
1.3
2.0
0.7
1.5
1.4
1.2
Z.4
3.1
0.2
0.0
0.3
1.1
1.4
3.5
1.6
3.1
0.9
1.7
1.6
1.0
Z.I
3.2
2.3
2.1
1.2
0.5
1.58
31
3.5

0200

1.0
1.6
1.5
2.0
0.7
2.4
1.0
1.3
1.5
1.3
0.9
U5
2.0
0.6
2.3
0.9
1.4
2.5
3.5
2.5
2.3
2.0
1.7
U°
0.6
1.2
3l6
1.3
1.6
0.9
0.3
1.57
31
3.6

0400

1.3
2.R
1.1
2.2
0.6
1.5
1.7
0.8
1.4
2.9
1.1
O.f
2.9
P. 5
3.0
1.?
2.2
2.3
2.6
2.2
2.5
2.7
1.4
1.0
1.0
2.1
2.6
2.2
2.7
1.0
0.4
1.76
31
3.0

0600

i.3
3.0
1.6
'.5
1.0
1.9
1.7
1.2
*.4
3.0
1.2
2.0
3.1
y.4
1.7
0.8
2.0
4.1
3.3
3.1
<.6
4.3
3.1
0.9
1.8
2.1
3.9
2.8
2.2
1.7
0.8
2.17
31
4.3

0800

1.2
4.0
Z.I
3.1
1.2
z.?
1.2
1.6
2.1
2.7
3.0
2.0
1.3
0.2
1.6
2.0
*.-!
3.6
4.7
4.1
2.5
3.9
4.0
l.S
1.3
2.R
4.4
z.«
2. A
2.6
1.3
2.45
31
*.T

1000

0.5
2.4
1.7
2.6
1.0
2.5
0.5
1.1
1.9
1.0
1.9
0.9
1.0
0.5
2.0
1.3
2.4
3.8
4.0 .
2.2
1.8
2.3
2.6
0.5
1.4
1.4
3.3
2.1
1.9
2.0
1.1
1.79
31
4.0

1200

0.7
2.4
3.1
2.7
0.9
2.1
1.2
1.6
2.2
1.1
1.5
1.7
1.1
0.5
1.9
1.0
1.9
2.8
0.9
0.5
1.2
2.2
3.2
1.7
1.7
0.9
1.8
2.2
1.9
2.3
0.7
1.66
31
3.2
WASHINGTON

1400

0.9
1.9
2.1
1.1
1.1
2.2
0.9
1.8
2.2
1.3
1.2
1.3
0.7
0.8
1.3
1.1
2.0
1.9
1.1
0.5
0.4
1.9
2.0
1.4
1.2
1.4
2.0
2.5
1.2
2.3
1.4
1.46
31
2.5

1600

1.2
2.2
3.0
1.4
1.6
1.5
0.9
1.6
1.8
1.9
0.9
2.3
0.9
0.6
1.9
1.6
Z.4
3.8
1.7
1.8
1.0
2.0
1.3
1.4
1.1
1.6
Z.4
2.2
1.9
3.2
1.5
1.76
31
3.8
D.C.

1800

1.9
1.9
3.7
1.2
1.6
1.9
1.6
1.6
1.3
1.8
0.9
1.7
0.8
1.5
1.3
1.6
2.1
4.2
1.7
2.2
1.0
1.9
1.1
1.1
1.3
1.7
2.6
2.1
2.4
2.0
1.4
1.77
31
4.2
JAN/68

2000

1.3
1.4
3.1
1.4
2.0
1.4
1.1
1.6
1.6
1.2
2.0
1.7
0.4
1.1
1.0
1.2
1.9
4.4
2.1
3.8
1.1
1.8
1.4
1.3
1.3
2.6
2.7
2.0
1.9
1.3
0.7
1.73
31
4.4

2200

1.3
1.6
2.8
1.0
1.4
1.3
1.6
1.6
1.5
2.0
0.9
1.9-

0.9
1.3
1.4
1.6
4.6
2.5
2.9
1.5
1.6
1.4
0.6
1.9
3.0
2.7
2.1
1.2
0.6
0.7
1.71
30
4.6

AVG

1.23
2.26
2.33
2.01.
1.21
1.89
1.31
1.40
1.82
1.83
1.43
1.73
1.61
0.69
1.65
1.25
2.01
3.33
2.68
2.31
1.80
2.32
2.10
1.18
1.34
1.95
2.97
2.26
2.01
1.83
0.95
1.79

3.33

N
(1)
12
12
12
12
12
12
12
12
12
12
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

371


MAX
(2)
1.9
4.0
3.7
3.1
2.0
2.5
2.0
1.8
2.4
3.0
3.0
2.4
3.1
1.5
3.0
2.0
2.7
4.6
4.7
4.1
3.1
4.3
4.0
1.7
1.9
3.0
4.4
2.8
2.7
3.2
1.5


4.7
           en  NBNUMRER OF VALID 2-HR SPOTS
           (2)  MAX"MAXIMUM 2.HR COM (DY)

           (3)  N=DAYS WITH VALID VALUES

            «  MAX'MAXIMUM 2-HR COM (MO)

           VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE

-------
                                                         Table 4-2
                                            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
14
20
21
22
23
24
25
26
27
28
29
AVG
NO)
MAX*
TIME (STARTING HOUR)

0000

0.6
0.9
0.6
0.7
0.8
2.1
3.6
O.fl
1.7
1.4
0.7
1.1
l.l
0.6
1.1
0.4
2.1
1.0
0.8
2.3
0.8
1.0
1.1
1.3
1.2
0.4
3.6
4.7
2.8
1.42
29
4.7

0200

0.4
0.5
1.0
0.8
0.7
1.3
3.1
0.5
1.2
1.2
1.2
Z\>
0.9
1.2
1.4
0.4
1.*
1.1
0.7
2.3
3.8
0.8
0.5
2.0
0.5
1.0
3.5
6.6
1.9
1.53
29
6.6

0400

0,8
0.8
0.8
1.4
1.5
1.7
2.8
0.9
1.1
1.0
1.4
2.8
1.4
1.9
2.9
1.0
1.9
0.9
1.0
2.2
0.8
1.3
1.1
1.9
0.6
1.4
3.7
3.8
1.9
1.61
29
3.8

0600

0.8
1.8
1.1
0.8
1.2
2.2
2.9
1.2
1.4
1.4
0.9
1.8
1.7
i.3
3.6
1.2
2.0
1.4
2.3
3.4
2.0
1.0
<.7
2.8
1.0
2.2
3.6
?.6
2.3
1.95
29
?,6

0800

1.0
1.7
i.P
1.1
1.5
1.4
2. A
1.3
2.1
1.0
0.7
2.1
1.*
0.0
4.0
1.7
2.3
1.0
1.1
2.4
1.5
1.1
1.6
1.7
0.9
2.0
3.9
3.4
2.6
1.75
29
4.0

1000

0.8
1.9
1.5
0.9
1.2
1.2
2.0
1.3
1.3
0.6
0.7
0.9
1.8
1.8
2.6
1.3
1.8
1.3
1.0
1.7
1.6
0.8
1.6
1.4
1.1
1.0
2.2
2.4
3.9
1.50
29
3.9

1200

1.1
1.9
1.0
0.9
0.9
1.0
1.8
1.2
1.4
0.7
0.9
1.2
1.4
1.4
1.9
1.0
2.4
0.3
1.2
0.8
1.2
0.9
1.1
1.2
0.8
0.9
1.2
2.7
1.9
1.25
29
2.7
WASHINGTON

1400

1.4
1.6
1.2
0.7
0.8
1.1
1.7
0.9
1.3
0.7
1.1
1.3
0.8
1.2
1.7
1.0
2.0
1.1
1.2
1.7
1.9
1.0
1.2
0.8
2.4
1.1
2.5
1.5
2.6
1.36
29
2.6

1600

1.2
2.7
O.fl
0.9
1.4
2.2
2.0
1.1
1.7
1.2
O.fl
1.3
0.5
1.8
1.6
1.7
1.6
1.3
2.2
1.4
1.5
1.4
1.3
1.2
0.9
2.0
1.5
1.9
1.2
1.45
29
2.7
D.C.

1800

1.2
1.3
1.1
0.7
1.9
1.8
1.6
1.7
1.3
1.0
1.1
1.3
0.9
1.7
1.7
2.3
1.5
1.4
1.5
1.8
1.7
1.3
1.7
1.1
1.1
1.9
1.7
2.4
1.6
1.49
29
2.4
FEB/6S

2000

1.1
1.3
0.9
0.7
1.6
2.4
1.3
1.3
1.0
1.0
0.9
0.9
1.0
1.7
1.9
1.8
1.3
1.4
2.5
0.6
1.0
1.3
1.5
1.5
1.7
4.0
2.9
2.8
1.4
1.54
29
4.0

2200

1.2
1.1
0.6
1.3
1.6
3.2
1.3
1.6
5.2
1.2
0.6
0.8
1.3
2.1
1.5
1.6
1.1
1.7
3.0
1.0
1.1
1.6
1.8
1.2
1.1
5.0
3.9
2.2
1.3
1.80
29
5.2

AVG

0.99
1.49
1.02
0.95
1.29
1.84
2.26
1.19
1.77
1.06
0.94
1.54
1.25
1.50
2.20
1.33
1.82
1.20
1.59
1.85
1.61
1.15
1.48
1.55
1.15
1.97
2.90
3.30
2.15
1.55

3.30

M
(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


IAX
(2)
1.4
2.7
1.5
1.4
1.9
3.2
3.6
1.7
5.2
1.4
1.4
2.3
1.8
2.1
4.0
2.3
2.4
1.7
3.0
3.4
3.8
1.6
2.7
2.8
2.4
5.0
3.9
6.6
3.9


6.6
CO
(1) N«NUMBE«* OF VALID 2-HR SPOTS
(2) MAX=MAXIMUM 2-HR COH  (DV)
(3) N"DAY5 WITH VALID VALUES
 *  MAXsMAXIMUM 2-HR COH  (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE

-------
CO
            Table 4-3

CONTINUOUS AIR MONITORING PROGRAM
  AISI SPOT (COH/1000 LIN.FT.)
                                                                                                TABULATED
DAY
OF.
MONTH

01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
IB
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
N(3)
MAX*
TIME (STARTING HOUR)

0000

3.4
1.3
0.9

1.0
1.7
0.7
1.9
1.9
2.0
1.6
0.6
1.4
0.8
1.1
1.6
1.0
0.3
0.8
1.3
0.8
2.8
0.3
0.6
1.0
0.9
1.4
1.2
1.8
0.1
0.6
1.22
30
3.4

0200

3.1

0.8

1.3
2.7
0.1
1.6
2.1
2.0
1.0
O.B
1.*
0.6
0.9
0.9
0.5
0.2
0.4
0.9
0.9
2.3
0.3
0.2
1.0
1.0
1.7
0.8
1.6
0.4
0.2
1.10
30
3.1

0400

2.1
1.7
0.5

1.5
2.6
1.0
1.7
2.9
1.9
0.6
1.2
1.5
0.9
1.1
1.4
1.0
0.6
1.1
1.6
1.1
1.9
0.2
0'.3
1.4
1.5
2.0
1.6
1.2
2.2
0.6
1.36
30
2.9

0600

1.3
2.1
0.7

2.7
*.4
1.8
1.4
£.7
$.6
1.9
1.1
1.8
4.1
1.6
2.1
1.0
0.9
1,5
1.6
2.1
*.4
0.3
0.7
1.5
1.6
2.8
*«4
2.0
0.3
0.7
1.73.
30
4.1

0800

1.4
1.3
0.6

2.0
3.3
2.1
2.5

U9
1.0
Z.5
1.1
2.1
1.2
1.9
0.9
0.7
O.fl
2.0
3.0
3.2
0.8
1.1
1.3
1.4
3.1
4.0
3.2

0.3
1.87
29
4.0

1000

1.3
2.3
1.4

1.6
2.5
1.1
2.0
1.6
2.1
1.1
0.9
1.1
1.4
1.0
1.5
0.8
0.5
0.3
1.2
3.6
2.1
0.9
0.2
0.9
1.1
2.6
2.8
0.9
0.4
0.6
1.39
30
3.6

1200

1.6
1.3
0.9
2.7
2.1
2.0
0.7
l.e
1.7
2.0
1.3
1.1
1.1
O.B
1.1
0.9
0.4
0.7
0.6
1.3
2.7
1.7
0.8
0.3
0.7
1.1
1.0
1.0
0.9
0.5
0.2
1.14
30
2.7
WASHINGTON

1400

1.6
0.7
1.1
1.5
1.0
2'. 4
0.3
1.2
0.9
1.4
1.3
1.3
0.7
1.8
1.1
0.9
0.5
0.7
0.5
1.4
3.1
1.8
0.4
0.7
0.7
1.2
1.3
0.9
0.3
0.4
0.3
1.06
30
3.1

1600

1.5
1.5
1.2
1.6
1.7
2.0
0.9
1.8
1.2
1.5
1.0
1.2
0.8
1.0
1.1
0.8
0.7
0.8
0.4
1.7
2.4
1.5
0.3
0.4
1.4
1.2
0.8
1.1
1.2
0.4
0.7
1.14
30
2.4
D.C.

1800

1.8
1.2
1.1
1.3
3.6
1.0
1.2
2.6
2.7
1.9
1.2
1.9
1.0
1.6
1.0
0.5
1.0
0.4
0.8
1.1
2.0
1.2
0.7
0.8
1.5
1.3
2.4
1.8
1.1
0.7
0.9
1.40
30
3.6
VIARCH/68

2000

1.5
0.9
1.0
1.5
3.1
0.4
1.6
2.0
3.1
1.7
0.4
2.0
1.0
1.5
1.0

0.5
0.7
1.2
1.4
1.7
0.6
0.6
0.6
1.1
0.9
2.9
1.9
0.9
1.1
1.0
1.32
29
3.1

2200

1.0
1,0
0.9
1.0
2.1
1.0
2.0
2.3
1.1
1.4
0..4
1.6-
1.4
1.6
0.9
0.6
0.7
0.4
0.8
0.9
2.0
0.7
0.4
0.9
0.9
0.6
1.3
1.4
0.4
0.4
0.9
1.06
30
2.3

AVG

1.82
1.44
0.97

2.02
2.04
1.17
1.93
2.19
1.90
1.13
1.41
1.24
1.56
1.13
1.24
0.79
0.61
0.81
1.41
2.13
1.8ft
0.55
0.62
1.16
1.19
1.98
1.79
1.34
0.67
0.62
1.31

2.19

N
(1)
12
12
12

12
12
12
12
12
12
12
12
12
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
12
11
12

358


MAX
(2)
3.4
2.3
1.4

3.6
3.3
2.1
2.6
3.8
2.6
1.9
2.5
1.8
4.1
1.6
2.1
1.0
0.9
1.5
2.0
3.6
3.2
0.9
1.1
1.5
1.6
3.1
4.0
3.2
2.2
1.0


4.1
           (1) NoNUMBER 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 4-4

                                             CONTINUOUS AIR MONITORING PROGRAM
                                               AISI  SPOT (COH/1000 LIN.FT.)
                                                                                    TABULATED 09/17/69
DAY
OF
MONTH

01
02
03
04
05
06
07
Ofl
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
AVG
N(3)
MAX*
TIME (STARTING HOUR)

0000

0.5
0.7
0.3
0.5
0.5
0.5
0.1
0.4
2.3
1.2
O.R
1.6
1.3
1.9
0.4
0.3
0.6
0.5
0.5
0.9
0.7
0.5
0.6
0.7
0.4
0.5
0.2
2.0
1.0
0.9
0.77
30
2.3

0200


0.6
0.6
0.5
0.3
0.1
0.5
0.6
1.8
0.4
0.8
1.2
0.7
1.3
0.9
0.3
1.6
0.6
1.1
1.0
0.7
0.4
0.4

0.5
1.9
1.0
0.6
1.2
1.1
0.78
2ft
1.8

0400

0.3
O.B
O.o
0.7
0.3
0.2
0.4
0.5
1.7
0.9
0.6
2.9
1.1
1.9
0.6
0.2
0.0
0.8
1.9
0.6
1.0
1.0
0.6
0.6
1.2
l.R
0.3
O.R
1.3
1.3
0.93
30
2.9

0600

0.7
1.9
1.1
1.0
0.5
V.4
0.9
O.B
l.R
1.2
0.8
2.0
1.6
$.4
0.7
0.6
1.3
1.1
1.7
1.4
1.1
i.5
1.1
i.3
1.4
1.0
1.2
O.B
1.4
1.6
1.21
30
'.4

0800

0.6
O.P
1.?
1.0
0.6
0.4
0.9
1.2
O.B
1.*
1.0
2.1
2.2
Z.2
1.4
i.o
1.0
1.5
1.7
1.0
0.3
1.?
O.R
1.1
1.3
1.1
1.7
l.P
1.1
1.0
1.13
30
2.2

1000

0.5
0.8
2.0
1.0
0.0
0.1
0.4
1.6
0.4
1.8
0.7
1.2
1.3
0.9
1.0
0.8
1.1
0.9
1.1
1.1
0.4
0.9
0.9
1.1
0.8
1.0
1.6
0.3
1.0
1.1
0.92
30
2.0

1200

0.7
0.8
1.2
1.7
0.7
0.5

1.2
0.1
1.2
1.0
1.4
0.6
0.9
0.4
0.7
0.7
0.8
0.8
0.6
0.4
1.3
0.7
0.9
0.5
0.8
1.3
0.6
1.1
0.7
0.83
29
1.7
WASHINGTON

1400

0.5
0.6
1.4
1.3
2.5
0,4
0.7
2.3
0.9
0.6
1.2
0.3
1.0
0.8
0.5
0.8
1.4
0.9
1.0
1.2
0.1
1.0
0.8
0.9
0.6
0.6
0.7
0.2
1.2
1.0
0.91
30
2.5

1600

0.7
1.0
1.5
0.7
1.5
0.9
0.5
2.0
0.4
O.B
0.9
0.9
0.3
0.6
0.9
0.5
O.B
1.2
0.8
0.9
0.5
0.5
1.4
1.1
0.5
0.6
O.B
0.4
0.9
0.9
O.B4
30
2.0
D.C.

1800

0.5
1.6
0.6
0.5
0.8
0.7
0.4
1.3
0.7
1.4
1.4
1.1
0.9
1.2
0.5
0.5
0.8
1.7
1.3
0.7
0.3
0.8
1.0
0.9
0.6
0.6
1.0
1.1
0.8
0.6
0.87
.30
1.7
APRIL/68

2000

0.5
0.7
0.8
1.2
2.6
0.5
0.4
1.6
0,5
0.6
1.8
1.0
1.4
0.5
1.0
2.3
0.6
1.6
0.9
0.4
0.7
0.5
0.1
1.1
0,7
0.3
1.6
1.3
1.0
0.7
0.96
30
2.6

2200

0.8
0.7
0.6
1.6
1.6
0.8
0.3
1.3
0.3
0.6
2.6
0.9
2.0

0.6
1.1
0.5
1.0
1.8
0.1
0.2
0,7
0.5
0.4
0.4
1.0
1.7
1.0
0.1

0.90
28
2.6

AVG

0.60
0.95
1.06
1.01
1.02
0.49
0.53
1.2R
1.02
1.07
1.16
1.43
1.24
1.37
0.78
0.82
0.98
1.10
1.22
0.84
0.58
0.91
0.78
0.95
0,77
0.93
1.12
0.89
1.05
1.04
.92

1.43

N
(1)
11
12
12
12
12
12
11
12
12
12
12
12
12
11
12
12
12
12
12
12
12
12
T2
11
12
12
12
12
12
11

355


MftX
(2)
0.8
1.9
2.0
1.7
2.6
0.9
0.9
2.3
2.3
1.8
2.6
2.9
2.2
2.4
1.4
2.3
1.6
1.7
1.9
1.4
1.1
1.5
1.4
1.3
1.4
1.8
1.7
2.0
1.4
1.6


2.9
CD
cn
(1) NsNUMBER OF VALID 2-HR SPOTS
(2) MAX'MAXIMUM 2-HR COH  (Dv)
(3) N=DAYS WITH VALID VALUES
 «  MAXBMAXIMUM 2-HR COH  (MO)
VALUES 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
<*>
DAY
OF
*ONTH

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(3i
MAX*
TIME (STARTING HOUR)

0000

0.3
0.3
1.0
0.8
0.5
0.2
0.9
2.8
0.4
0.4
1.1
1.2
0.5
0.1
0.6
0.5
0.8
0.4
0.3
0.4
0.6
0.9
1.1
1.3
0.7
1.1
1.1
O.S
0.9
0.6
0.7
0.75
31
2.8

0200

0.8
0.6
0.7
0.3
1.1
0.8
0.6
2.6
0.4
0.9
1.1
0.7
0.7
0.0
0.8
0.9
0.6
0.5
0.7
0.4
0.2
0.4
1.3
0.8
0.4
1.3
0.3
0.4
0.6
0.6
0.4
0.70
31
2.6

0400

0.8
1.6
1.1
0.3
O.fl
0.7
1.3
1.5
O.ft
1.2
1.6
O.I
1.0
0.6
0.6
0.5
1.5
0.6
0.4
0.6
1.3
0.8
0.9
1.2
0.4
2.0
0.5
0.6
0.4
1.1
1.3
0.90
31
2.0

0600

h9
1.2
2.8
1.0
0.9
0.9
?.5
2.0
1.6
1.4
1.0
y.4
1.4
1.5
1.0
1.1
1.4
1.2
0.6
1.1
1.6
i.2
1.9
1.9
0.1
i.e
^.4
0.9
1.3
0.5
1.1
1.24
31
2.8

0800

0.5
0.8
2.1
0.9
0.5
0.6
0.6
2.1
1.9
1.4
1.2
0.7
O.P
l.P
0.4
0.9
0.9
1.5
0.3
0.5
0.7
0.5
2.1
1.6
0.3
i.o
0.9
0.8
0.4
0.6
0.5
0.91
31
2.1

1000

0.5
0.9
1.4
0.6
0.8
0.7
0.7
1.0
2.0
0.3
0.9
O.B
1.7
0.9
1.0
0.7
0.6
1.0
0.6
0.3
0.3
0.4
1.5
0.8
0.5
0.3
0.1
0.2
0.5
0.4
0.9
0.75
31
2.0

1200

0.7
1.0
1.1
0.5
1.1
0.8
0.7
0.6
1.3
0.6
1.4
0.3
1.7
1.0
1.1
1.1
0.6
0.7
0.5
0.7
0.6
0.5
1.5
0.2
0.2
0.6
0.3
0.7
0.2
0.2
0.7
0.74
31
1.7
WASHINGTON

1400

0.7
0.7
1.2
0.9
0.8
0.4
0.6
1.2
1.4
0.8
0.9
0.6
1.1
0.2
0.8
1.0
0.7
0.2
0.4
0.4
0.7
0.6
1.3
0.8
0.0
0.2
0.5
0.5
0.8
0.8
0.7
0.70
31
1.4

1600

0.6
0.4
1.8
0.7
0.6
0.9
0.6
0.9
0.9
0.6
1.0
0.4
0.4
0.7
0.2
1.0
1.0
0.7
0.6
0.7
0.8
0.4
1.2
0.7
0.3
0.5
0.5
0.7
0.5
0.1
1.0
0.69
31
1.8
D.C.

180Q

1.0
1.4
1.5
1.6
0.2
0.2
0.8 '
0.6
0.4
0.8
0.3
1.1
0.5
0.9
0.5
1.1
1.0
0.5
0.6
0.7
0.7
0.4
0.9
1.0
0.6
0.6
0.4
1.1
0.5
0.3
0.2
'0.72
31
1.6
MAY/68

2000

0.8
0.3
1.5
0.8

1.2
1.9
0.9
0.5
1.6
0.5
O.B
0.4
1.0
0.6
1.3
0.9
0.6
0.6
0.7
0.6
0.8
0.6
0.7
0.9
0.4
0.5
0.9
0.5
0.4
O.B
0.80
30
1.9

2200

0.7
0.9
1.0
1.1
0.6
0.7
2.8
0.5
0.6
0.8
0.8
0.7-
0.1
0.5
0.8
1.7
0.6
0.5
0.2
0.8
0.8
1.8
0.6
0.4
1.5
0.8
0.3
0.6
0.4
0.8
0.9
0.81
31
2.8

AVG

0.83
0.88
1.47
0.85
0.77
0.71
1.12
1.43
1.01
0.93
1.01
0.69
0.89
0.74
0.74
1.04
0.92
0.74
0.53
0.66
0.79
0.78
1.29
0.99
0.55
0.93
0.52
0,71
0.62
0.57
0.80
.80

1.47

M
(1)
12
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.

371


MAX
(2)
1.9
1.6
2.8
1.6
1.1
1.2
2.8
2.8
2.0
1.6
1.6
1.2
1.7
1.5
1.1
1.7
1.5
1.5
0.7
1.1
1.6
1.8
2.1
1.9
1.5
2.0
1.1
1.1
1.3.
1.11
1.3


2.8
           
-------
                                                        Table 4-6


                                           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
1*
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
AVG
NO)
MAX*
TIME (STARTING HOUR)

0000

1.0
0.3
1.0
0.6
1.7
1.1
0.5
0.6
0.1
0.4
0.4
0.2
0.7
0.0
0.7
0.9
0.3
0.4
0.2
".5
0.5
0.4
1.1
0.7
0.9
0.3
0.3
1.2
0.7
0.3
0.60
30
1.7

0200

0.7
0.8
0.6
0.6
1.4
1.5
0.5
0.5
0.3
0.7

0.4

0.3
0.8
0.8

0.9
0.5
0.1
0.4
0.6
0.9
Ol9
1.0
0.4
0.6
0.3
0.4
0.6
0.64
27
1.5

0400

0.5
0.0
1.1
0.4
2.3
1.5
1.1
0.5
O.B
1.0
0.4
0.0
1.2
0.4
l.B
O.A
0.3
0.7
1.2
1.2
1.0
0.5
0.6
1.1
1.3
0.3
0.7
0.7
0.7
0.4
0.81
30
2.3

0600

1.1
0.7
<.4
ri.9
3.1
2.2
1.9
0.9
0.4
1.7
0.7
1.0
1.0
1.3
3.0
1.1
9.4
1.6
2.0
0.8
0.6
1.3
".4
1.4
2.7
0.6
0.3
1.1
i.2
0.8
1.28
30
3.1

0800

0.2
O.IS
1.7
0.2
l.B
1.9
1.9
i.o
0.4
0.8
0.7
0.9
0.5
0.6
0.3
i.n
O.ft
0.5
1.2
0.7
0.4
O.P
0.'
1.2
1.3
0.7
0.4
0.7
0.7
0.2
0.80
30
1.9

1000

0.5
0.7
0.7

0.7
1.1
1.4
1.0
0.5
0.2
1.1
0.8
0.8
0.8
0.4
0.5
0.6
0.6
1.0
0.5
1.0
0.4
0.5
0.7
1.0
0.8
0.4
0.5
0.7
0.5
0.70
29
1.4

1200

0.4
0.2
0.9
0.5
0.6
0.9
1.2
0.9
0.6
1.3
0.7
0.7
0.7
1.1
0.7
0.3
0.2
0.8
0.5
0.4
0.5
0.7
0.1
0.5
0.9
0.5
0.8
0.7
0.4
0.4
0.63
30
1.3
WASHINGTON

1400

0.7
0.6
1.1
0.5
1.1
0.7
0.6
0.5

0.8
0.0
1.1
0.7
0.8
0.5
0.2
0.7
1.2
0.6
0.4
0,8
0.3
0.5
0.3
1.0
1.0
0.0
0.8
0.6
0.2
0.63
29
1.2

1600

0.4
O.B
0.6
0.3
1.4
0.4
0.7
0.8
1.1
1.0
0.8
0.7
0.3
0.5
0.5
0.3
1.0
0.2
0.7
0.4
0.5
0.5
0.3
1.0
0.2
0.7
0.3
0.6
0.3
0.6
0.59
30
1.4
D.C.

1800

0.3
1.7
0.4
0.2
1.5
0.8
1.1
0.5
0.5
0.1
0.8
0.5

0.3
1.0
1.4
0.5
1.0
0.5
0.5
0.8
0.8
0.5
0.4
1.0
0.9
0.2
0.4
0.8
0.1
0.67
.29
1.7
JUME/6B

2000

0.9
1.1
0.9
1.7
1.3
0.6
0.6
0.1
0.9
0.1
0.5
0.9
0.3
1.6
1.2
0.5
0.1
0.6
0.5
0.2
0.3
0.7
1.0
0.9
0.6
1.2
1.3
O.B
0.6
0.2
0.74
30
1.7

2200

0.6
0.8
1.2
2.6
0.5
0.6
0.4
0.2
0.3
0.4

0.8
0.8
1.3
1.1
0.6
0.5
1.0
1.1
0.6
0.4
0.7
0.8
0.5
0.4
1.2
1.2
0.6
0.9
0.9
0.79
29
2.6

AVG

0.65
0.74
1.09
0.80
1.50
1.16
1.03
0.66
0.58
0.76
0.65
0.71
0.73
0.78
1.05
0.73
0.51
0.83
0.86
0.58
0.65
0.68
0.6*
0.84
1,05
0.76
0,59
0.73
0.70
0.46
.73

1.50

N
(1)
12
12
12
11
12
12
12
12
11
12
10
12
10
12
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
12

353


MAX
(2)
1.1
1.7
2.4
2.6
3.1
2.2
1.9
1.0
1.1
1.7
1.1
1.1
1.2
1.6
3.0
1.4
1.0
1.6
2.0
1.2
1.0
1.3
1.1
1.4
2.7
1.2
1.3
1.2
1.2
0.9


3.1
          (1)  NsNUMRER  OF  VALID 2-HR SPOTS
          (2)  MAX»MAXIMUM  2-HR COM (DY)
tO        (3)  NsDAYS  WITH  VALID VALUES
<1         *   MAX°MAXIMUM  2-HR COM (MO)
          VALUES  GREATER  THAN 6.0 UNDERESTIMATE ACTUAL VALUE

-------
                                                           Table 4-7

                                              CONTINUOUS AIR MONITORING PROGRAM
                                                AISI SPOT  (COH/1000 LIN.FT.)
TABULATED 09/17/69
CJD
CD
DAY
OF.
MONTH

01
02
03
04
05
06
07
08
09
10
11
12
13
U
15
16
17
IS
19
20
21
22
23
24
25
26
27
28
29
30
31
AVG
NO)
MAX*
TIME (STARTING HOUR)

0000

0.6
0.7
0.1

0.1
0.8
0.8
0.4
0.3
0.9
0.7
0.4
0.6
0.4
0.9
1.1
0.5


1.0
1.0
0.4
0.3
0.8
1.0
1.1
0.8

0.8
1.2
0.8
0.68
27
1.2

0200

0.3
0.6
0.4
0.5
0.1
0.1
O.T
0.5
0.4
0.8
0.5
0.4
0.5

0.9
0.3
0.5


0.5
0.8
0.1
0.2
0.8
1.0
0.6
0.3
0,1
0.4
1.3
0.4
0.50
28
1.3

0400

0.7
2.3
0.6
0.3
0.4
0.4
0.6
1.5
0.7
1.0
0.8
1.0
0.4
0.3
1.7
0.8
1.1



0.9
0.5
0.9
0.9
1.7
0.7
0.9
0.8
1.5
1.5
1.7
0.95
28
2.3

0600

0.8
?.4
1.4
0.7
0.8
1.1
0.7
1.4
1.8
$.4
6.9
1.1
0.7
0.3
1.8
1.8
1.0


0.8
0.7
1.6
1.4
2.0
i.3
1.8
0.4
0.5
1.8
2.9
*.5
4.33
29
2.9

0800

1.3
1.2
0.4
0.9
0.7
0.5
1.1
0.6
1.5
1.1
1.2
o.c,
0.7
0.3
1.0
O.Q
O.B

Z.7
0.6
0.5
1.4
1.1
2.1
1.4
Z.I
0.6
0.5
2.2
Z."
0.9
1.12
30
2.9

1000

1.2
0.6
0.9
0.3
0.8
0.2
0.5
1.3
0.8
1.1
1.6
0.9
1.1
0.7
0.1
1.0
0.8

1.6
0.4
0.6
1.0
0.2
0.9
1.2
1.3
0.1
0.4
1.5
2.2
0.7
0.86
30
2.2

1200

1.1
0.8
0.1
0.9
0.5
0.3
0.0
0.7
0.4
1.1
0.8
0.7
0.7
0.4
0.9
0.3
1.0

0.7
0.4
0.1
0.9
0.6
0.9
1.5
2.3
0.2
0.3
1.2
0.7
1.0
0.71
30
2.3
WASHINGTON

1400

0.7
0.7
0.8
0.8
0.4
0.7
0.6
0.8
0.5
0.8

0.5
0.7
0.2
0.9
0.5
0.5

1.4
0.1
0.7
0.8
0.7
0.2
1.4
0.8
0.4
0.1
1.0
0.1
0.7
0.63
29
1.4

1600

1.0
0.8
0.5
0.6
0.3
0.1
0.5
l.l
0.9
0.1
0.7
0.4
0.4
0.2
l.T
0.4
0.7

1.0
0.3
0.8
O.B
0.4
0.9
0.6
0.4
0.5
0.5
0.8
0.7
0.7
0.62
30
1.7
D.C.

1800

0.9
0.8
0.6
0.6
0.6
0.6
0.7
0.6
0.9
0.5
0.5
0.4
0.2
0.4
1.8
0.2
1.3

1.0
0.4
0.3
0.4
0.3
1.0
0.5
0.7
0.5
0.6
0.4
1.0
0.4
0.63
30
1.8
JULY/68

2000

1.4
0.6
O.B
0.1
1.0
0.4
0.5
0.6
0.4
0.5
0.4
0.5
0.1
0.1
1.0
0.6
0.9

1.8
1.1
0.7
0.9
1.0
1.2
0.5
0.9
0.2
1.1
0.7
0.7
0.5
0.70
30
1.8

2200

0.4
0.1
0.8
0.6
0.6
0.6
0.7
0.5
0.9
0.7
0.3
0.5-
0.5
0.4
0.6
1.0


0.5
1.5
0.7
0.4
0.8
2.0
0.5
1.2
0.4
1.1
0.8
0.6
0.4
0.69
29
2.0

AVG

0.90
1.01
0.65
0.61
O.S6
0.52
0.67
0.87
0.85
0.96
0,79
0.66
0.59
0.38
1.15
0.77
0.86

1.37
0.69
0.70
0.82
0.68
1.21
1.10
1.20
0.49
0.58
1.13
1.35
0.95
.78

1.37

N
(1)
12
12
12
11
12
12
12
12
12
12
11
12
12
11
12
12
11

08
11
12
12
12
12
12
12
12
It
12
12
12

350


MAX
(2)
1.4
2.4
1.4
0.9
1.0
1.1
1.1
1.5
1.8
2.4
1.6
1.1
1.1
0.7
1.8
1.8
1.3

2.7
1.5
1.0
1.6
1.4
2.1
1.7
2.3
0.9
1.1
2.2
2.9
Z.5


2.9
            (i) NSNUMBER OP VALID 2-HR SPOTS
            (2) MAX'MAXIMUM 2-HR COH  (DY)
            13) NeDAYS WITH VALID VALUES
             «  MAX"MAX!MUM 2-HR COH  (MO)
            VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE

-------
                                                          Table 4-8

                                              CONTINUOUS AIR MONITORING PROGRAM
                                                AISI SPOT (COH/1000 LIN.FT.)
                                                                                    TABULATED 09/17/69
DAY
OF
MONTH

01
02
03
04
09
06
07
08
09
10
11
12
19
14
15
16
17
18
19
20
21
22
23
24
25
26
27
2ft
29
30
31
AVG
N(3t
MAX*
TIME (STARTING HOUR)

0000

0.2
o.«

0.2
0.8
1.6
0.7
0.7
0.5
1.1
0.4
6.4
0.6
0.6
0.4
0.7



0.2
0.2
0.9
0.8
0.4
0.6
0.4

0.1
0.9
1.7
2.5
0.93
26
6.4

0200

0.4
0.6

0.4
0.2
2.0
0.4
0.2
1.1
0.6
0.6
1.0
0.4
0.5
0.6
1.2



0.5
1.5
o!5
0.6
0.4
0.4
0.9
Ol4
0.6
1.6
0.8
2.4
0.77
27
2.4

0400

0.7
1.3

0.3
0.7
0.8
0.4
0.9
0.9
1.0
0.4
0.6
0.7
0.6
1.1
1.0



0.7
0.9
2.1
1.6
0.6
0.5
0.6
0.4
1.0
0.7
0.9
2.1
0.87
27
2.1

0600

?•'
1.4

1.2
2.0
1.4
1.9
2.0
1.7
1.1
0.0
1.4
1.3
2.5
1.4
1.5



1.0
1.9
?.5
1.4
1.1
0.8
0.9
1.2
1.5
2.0
4.4
1.9
i.58
27
'.5

0800

1.0
4.0

0.8
1.4
l.l
1.3
1.2
1.4
0.5

1.3
O.fl
l.Z
1.3
l.B



1.1
1.4
2.1
l.t
1.0
1.2
1.5
0.5
1.2
1.4
1.6
1.6
1.33
26
4.0

1000

1.0
2.6
1.0
0.7
1.5
1.0
0.2
0.9
0.8
0.2
0.6
0.7
0.7
1.0
0.6
1.7


0.7
1.2
0.9
1.9
1.3
0.5
0.3
0.6
0.3
0.8
1.2
1.2
0.8
0.92
29
2.6

1200

1.1
1.9
0.3
0.2
1.3
1.0
1.4
0.?
1.0
0.3
0.1
1.0
1.5
1.6
0.8
0.5


0.7
1.3
1.4
1.8
l.l

0.5
0.6
0.7
o.o
1.0
0.4
0.5
0.88
28
1.9
WASHINGTON

1400

0.9
0.9
0.6
0.7
1.2
0.8
0.8
1.2
0.7
0.5
0.2
0.7
0.8
0.9
0.9
0.9


0.5
1.6
0.6
1.1
0.2
0.1
0.6
0.8
0.5
0.6

0.8
0.8
0.74
28
1.6

1600

1.3
1.1
0.9
0.7
0.8
O.fi
0.8
O.K
0.5
1.1
0.0
0.5
0.9
1.1
0.8
0.9


0.5
0.8
o.«
1.4
1.2
1.9
0.5
0.1
0.7
0.9
0.3
0.5
0.9
O.flO
29
1.9
D.C.

1800

0.6

0.4
0.7
0.4
0.8
1.6
1.1
0.9
1.1
0.3
0.6

1.4
1.0
0.9


0.3
0.9
0.2
0.8
0.8
0.8
0.7
0.6
0.3
0.7
0.8
0.6
0.3
0.72
27
1.6
AUG/68

2000

1.3

0.4
0.8
1.7
0.5
0.6
1.4
1.4
0.3
0.6
1.2
O.fl
0.9
1.4
0.7


0.9
0.6
0.7
0.7
0.6
1.1
1.2
0.3
0.9
1.2
1.6
0.7
0.7
0.90
28
1.7

2200

0.1

0.2
0.7
1.1
1.0
0.3
1.3
0.6
0.7
1.4
0.6
0.0
1.1
0.9



0.3
0.6
0.8
0.6
0.8
0.8
1.6
0.5
0.7
1.2
1.1
2.5
O.I
0.80
27
2.5

AVG

0.94
1.66
0.56
0.65
1.12
1.13
0.92
1.10
0.99
0,75
0.46
1.38
0.81
1.15
0.98
1.11


0.60
0.91
0.98
1.51
1.00
0.85
0.78
0.68
0.65
0.85
1.18
1.20
1.26
.92

1.66

N
(1)
12
09
07
12
12
12
12
12
12
12
11
12
U
12
12
11


07
12
12
12
12
U
12
12
11
12
11
12
12

329


MAX
(2)
2.3
4.0
1.0
1.2
2.0
2.0
1.9
2.0
1.7
1.1
1.4
6.4
1.5
2.5
1.4
1.8


0.9
1.6
1.9
3.5
1.6
1.9
1.6
1.5
1.2
1.5
2.0
2.5
2.5


6.4
CO
CO
(1)  N'NUMBER OF VALID 2-HR SPOTS
(2)  MAX-MAXIMUM 2-HR COM  (0V)
(3)  N'DAYS WITH 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  (COM/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH

01
02
09
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
21
24
25
26
27
28
29
30
AVG
NO)
MAX*
TIME (STARTING HOUR)

0000

0.8
0.2
1.4
0.7
1.2
0.1



0.1
0.6
0.3
0.6
0.9
1.1
1.0
0.9
0.6
0.6.
0.7
2.2
1.0
1.4
0.8
0.5
1.2
0.9
1.1
0.7
1.4
0.85
27
2.2

0200

0.7
0.2
1.5
0.8
1.3
0.2



0.2
0.5
0.5
0.8
0.9
0.9
1.8
1.6
1.1
1.1
1.0
2.9
0.8
1.0
0.6
0.4
1.2
0.6'
1.2
0.5
0.6
0.92
27
2.9

0400

0.4
0.7
1.7
1.8
2.5
0.5



1.2
1.3
1.0
2.0
1.7
1.2
2.8
1.8
1.0
1.1
0.9
2.5
0.9
0.7
1.3
0.8
O.fr
0.3
1.3
0.1
1.3
1.23
27
2.8

0600

0.7
1.6
2.2
*.5
2.3
0.9



0.1
'.6
1.2
1.1
1.1
0.7
0.7
2.9
2.2
1.6
2.9
f.6
1.3
£•*
2.5
1.4
i.5
1.2
1.1
0.3
1.9
±.65
27
?.5

0800

0.6
0.6
1.1
1.1
2.1
0.7



0.4
1.3
o.s
0.6
0.3
0.6
0.4
2.2
.0
.0
.1
.8
.3
3.3
2.3
1.2
1.2
0.9
0.9
0.2
2.1
1.15
27
3.3

1000

0.5
0.1
0.4
0.7
1.2
0.9



0.4
1.2
0.3
1.0

0.5
1.0
0.7
0.3
1.1
1.5
0.5
0.7
1.8
1.9
1.0
0.5
1.0
0.6
0.4
0.4
0.79
26
1.9

1200

0.3
0.8
0.7
0.5
1.0




0.4
1.0
0.7
0.9
0.4
0.1
0.7
0.8
0.5
0.9
1.0
0.8
0.9
0.9
1.2
1.0
1.1
0.8
0.0

0.6
0.72
25
1.2
WASHINGTON

1400


0.6
0.7
0.4
0.8
0.1



1.1
1.6
1.0
1.4
0.6
0.5
0.7
0.9
0.4
0.9
0.9
0.9
0.5
0.8
1.1
1.7
0.9
0.6
0.3
0.7
0.4
0.78
26
1.7

1600


0.9
1.4
1.0
0.6
1.1



0.5
1.2
0.7
1.0
1.0
1.0
0.8
1.4
0.2
0.1
0.6
0.6
O.B
0.8
0.3
1.1
0.7
0.8
0.8
0.0
0.8
0.77
26
1.4
D.C.

1800

0.4
0.2
0.6
1.4
0.6
1.4


0.3
0.4
0.2
1.3
1.4
1.0
1.3
0.5
1.5
0.7
0.7
1.2
1.3
1.1
1.3
1.1
1.1
1.8
0.8
1.0
0.3
0.6
0.94
27
'l.8
SEPT/68

2000

0.1
0.7
1.4
1.6
0.5
0.8


0.7
0.8
0.1
0.9
1.4
1.7
0.5
1.5
l.T
0.6
1.0
2.8
1.8
1.6
1.2
0.7
0.8
1.4
1.6
0.9
1.2
0.1
1.08
27
2.8

2200

0.4
0.8
1.4
1.6
0.7
0.1


0.5
0.2
0.3
0.8-
1.1
1.5
0.8
1.1
2.2
1.3
0.4
2.7
1.2
0.8
0.9
0.5
0.7
0.8
1.5
1.1
2.0
0.8
1.02
27
2.7

AVG

0.52
0.65
1.28
1.29
1.28
0.66



0.53
1.03
0.84
1.16
1.04
0.79
1.11
1.59
0.87
0.91
1.48
1.63
1.01
1.44
1.24
1.00
1.11
0.97
0.90
0.62
0.94
.98

1.63

N
(1)
10
12
12
12
12
11



12
12
12
12
11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
11
12

319


MAX
(2)
0.8
1.6
2.2
3.5
2.5
1.4



1.2
2.6
1.3
2.0
1.7
1.3
2.8
2.9
2.2
1.6
2.9
2.9
1.6
3.3
2.5
1.7
1.8
1.6
1.3
2.0
2.1


3.5
(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 4-10

CONTINUOUS AIR MONITORING PROQRM
  AISI SPOT  (COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY TIME (STARTIMG HOUR)
OF
MONTH oooo 0200 0400 o&oo

01 0.4 0.7 0.6 2.8
02 0.6 0.1 1.8 1.8
03 0.4 1.0 1.4
04 0.2 0.4 0.4 t',5
05 0.7 0.5 0.3
06 2.9 3.3 2.6 2.9
07
08
09
10
11 0.2 1.3 1.0
12 0.3 0.2 0.2 1.0
13 0.8 1.0 0.3 1.1
14 0.8 0.9 0.6 1.7
15 0.9 0.5 0.2 1.8
16 2.1 2.0 1.1 *.4
17 0.8 1.5 1.1 1.1
18 0.2 0.5 0.2 1.1
19 0.0 0.3 0.0
20 0.4 0.7 0.3 0.2
21 0.5 0.6 O.R 1.0
22 2.6 2.5 2.3 3.8
23 0.3 0.3 1.1 1.9
24 0.6 0.6 1.1 1.4
25 0.3 0.4 0.9 1.1
26 0.4 0.5 0.3 1.1
27 0.4 0.3 0.1 1.0
28 0.3 0.5 0.2 2.0
29
30
31
AVG 0.73 0.88 0.83 i.40
N(3) 22 20 23 23
MAX* 2.9 3.3 2.6 *.8
(1) NsNUMBER OF VALID 2-HR SPOTS
(2) MAx*MAxIMUM 2-HR COM (DY)
(3) N=DAY5 WITH VALID VALUES
« MAXBMAxIMUM 2-HR COM (MO)

0800

2.6
1.7
1.6
1.1
0.7
1.4



1.2
1.1
1.0
0.9
1.3
0.6
1.7
2.0
0.9
0.1
0.9
0.7
2.8
1.4
2.0
1.0
0.7
1.0
2.1



1.26
23
2.P





1000

0.4
0.9
1.3
0.6
0.3




0.3
0.5
0.6
1.4
1.2
0.9
2.4
0.8
0.8

0.1
0.8
0.5
0.6
1.4
0.5
0.9
0.5




0.80
22
2.4





1200

0.8
1.2
2.9
1.0
0.1




0.5
0.3
0.8
0.9
0.8
1.8
1.7
1.0
0.6
0.9
0.9
0.5
1.4
0.8
1.4
0.6
0.4
0.6




0.95
23
2.9




WASHINGTON

1400

1.2
1.4
1.2
0.7
0.5




1.1
0.5
0.9
1.0
1.0
1.3
0.9
0.9
0.4
0.4
0.2
0.4
1.1
1.0
1.6
0.7
0.9
0.4




0.85
23
1.6





1600

1.2
1.0
1.5
0.8
0.6




0.2
0.8
0.9
0.5
0.7
1.2
0.4
1.3

0.5
0.7
1.0
1.6
0.2
1.2
1.0
0.8
0.6




0.85
22
1.6




o.c.

1800

1.1
1.1
0.8
0.6
1.4




0.5
0.7
0.9
0.6
0.9
2.3
1.0

0.7
0.6
0.5
1.3
0.7
0.7
1.4
0.9
0.7
0.4




0.90
22
2.3




OCT/68

2000

1.2
0.6

0.7
2.5




0.3
0.3
0.6
0.7
0.9
1.3
0.8

0.6
1.0
0.7
1.6
0.8
0.9
0.6
0.8
0.8
0.4




0.86
21
2.5





2200

0.7
0.5
0.4
0.4
2.8




0.1
0.4
0.3
0.7
0.8
1.0
1.4
0.1
0.4
0.7
0.6
1.2
0.4
1.3
0.4
0.5
0.7
0.7




0.71
23
2.8





AVG

1.18
1.10
1.29
0.66
0.99




0.58
0.69
0.67
0.87
1.00
1.19
1.53
1.11
0.62
0.50
0.56
0.91
1.76
0.92
1.20
0.77
0.73
0.58




.88

1.76





N
(1)
12
12
10
12
11




OR
11
12
12
12
12
12
10
11
10
12
12
12
12
12
12
12
12





263






MAX
(2)
2.8
1.8
2.9
1.1
2.8




1.2
1.3
1.0
1.4
1.7
2.3
2.4
2.0
1.1
1.0
0.9
1.6
3.8
1.9
2.0
1.1
1.1
1.0






3.8





-------
                                               Table 4-11


                                  CONTINUOUS AIR MONITORING PROGRAM
                                    AISI SPOT  (COH/1000 LIN.FT.)
TABULATED 09/17/69
DAY
OF
MONTH 0000

01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19 0.1
20
21 0.6
22 0.6
23 1.4
24 0.5
25 0.7
26 0.6
27 1.2
28 0.6
29 0.1
30 0.5
AVG
N<3)
MAX*
TIME (STARTING HOl.tR)

0200 0400 0600 0800



















0.4 0.6 0.8 0.8
0.2 0.2 0.8 0.6
0.6 1.1 1.6
0.6 1.1 1.6 2.9
1.9 2.2 3.3 2.7
0.8 0.5 1.1 1.1
0.8 0.5 1.4 1.5
1.0 1.2 ±.5 1.7
0.6 1.1 2.6
1.1 0.7 1.9 2.2
0.7 U.5 0.6
0.8 0.8 0.9 0.5




1000


















0.7
0.8
0.6
1.5
2.2
1.2
1.0
1.8
1.4
2.2
1.0
0.5
0.4




1200


















0.6
0.4
0.6
0.7
1.6
0.2
0.8
0.5
0.9
1.6
0.6
0.9
0.7



WASHINGTON O.C.

1400


















1.1
1.1
1.2
1.4
1.0
0.7
0.7
1.3
1.0
2.4
1.2
0.3
0.7




1600


















0.6
1.0
1.2
1.0
1.4
0.9
1.2
1.3
1.1
1.9
0.9
1.2
0.5




1800


















1.1
1.0
0.5
1.1
1.9
0.4
0.5
0.7
1.3
1.5
0.6
0.5
0.3




2000


















0.5
0.1
0.9
1.0
1.3
0.6
0.6
0.5
0.6
1.7
0.5
0.3
1.2

1


2210












'





0.5
0.4
0.5
0.2
1.3
0.6
0.3
1.3
0.4
1.0
0.1
0.5
0.4




AVG


















0.77
0.66
0.72
1.03
1.52
1.38
0.81
1.06
1.11
1.65
0.97
0.60
0.69


1.65
NOW/68

N
(1)

















07
12
11
11
12
12
12
12
12
11
12
11
12

147


MAX
(2)

















1.1
1.1
1.2
1.6
2.9
3.3
1.2
1.8
1.7
2.6
2.2
1.2
1.2


3.3
(1)  N=NUMBER OF VALID 2-HR SPOTS
(2)  MAXBMAXIMUM 2-HR COH  (DV)
(3)  NsDAYS WITH VALID VALUES
 *  MAX'MAXIMUM 2-HR COM  (MO)
VALUES GREATER THAN 6.0 UNDERESTIMATE ACTUAL VALUE

-------
                                                         Table 4-12
                                                                                     TABULATED  09/17/69
                                             CONTINUOUS AIR MONITORING
                                               AISl  SPOT (COH/1000 LIN. FT.)
DAY
OF.
MONTH

01
02
03
04
05
06
07
OB
09
10
11
12
13
1*
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

0.1
1.2
1.2
0.9
0.5
0.4
1.7
0.9
O.R
0.3
0.7
0.9
1.3
0.8

0.9
0.0
0.7
1."
1.2
0.5
1.*
0.3
1.1
0.5
0.6
0.9
0.7
0.6
1.1

0.82
29
1.8

0200

1.1
0.8
1.0
0.5
0.5
0.1
1.2
0.8
0.5
0.4
0.5
0.9
1.1
0.3
0.6
0.3
0.5
1.*
2.0
1.6
0.6
1.2
0.9
0.4
0.5
0.9
1.2
0.7
0.4
1.2

0.80
30
2.0

0400

1.1
0.7
2.1
0.9
1.0
0.2
1.1
0.6
0.5
0.5
0.9
0.6
1.0
1.7
o.«
0.5
0.5
1.6
1.1
1.1

1.-5
0.2
0.8
0.4
0.8
1.2
0.3
0.2
0.5

0.84
29
2.1

0600

1.8
1.3
2.8
1.2
0.7
1.3
1.2
0.7
1.1
0.8
1.0
1.4
1.6
0.7
0.8
0.8
1.3
2.0
1.6
1.9
0.8
0.8
1.0
0.8
0.6
0.6
1.1

y.2


1.13
28
2.8

OPOO


1.3
Z.4
1.4
O.B
0.9
1.4
1.0
1.3
1.7
2.7
1.2
1.3
1.?
0.5
0.9
1.4
2.4
2.4
3.7
O.B
0.6
0.9
0.3
0.6
0.8
0.8
0.5
0.2

0.3
1.23
29
3.7

1000

0.4
1.7
2.0
0.8
1.5
0.6
0.9
0.3
0.5
1.0
2.6
1.2
0.7
1.0
0.8
0.3
0.8
2.0
1.6
2.7
0.6
0.4

0.8
0.3
1.0
1.3
0.6
0.1

1.1
1.02
29
2.7

1200

0.1
1.9
2.0
0.3
0.5
0.7
0.3
0.5
0.6
1.3
2.2
1.2
0.7
0.2
0.4
0.9
0.5
1.2
1.1
0.6
0.2
0.1
0.3
0.6
0.8
0.2
2.0
0.5
0.4

1.1
0.78
30
2.2
WASHINGTON

1400

0.4
2.1
0.8
0.6
0.6
0.3
0.7
1.2
0.8
1.0
2.0
1.5
1.1
0.5
0.1
0.8
1.4
1.1
1.7
0.4
0.6
0.7
0.9
0.6
0.8
0.6
2.7
0.9
0.6

1.0
0.95
30
2.7

1600

0.4
0.9
2.0
0.6
0.7
1.5
0.7
0.5
1.1
1.3
1.8
1.6
0.8
1.0
0.5
0.9
1.4
1.2
2.5
0.8
0.3
0.8
0.2
0.5
0.6
0.6
1.1
0.4
0.5

1.3
0.95
30
Z.5
D.C.

1800

0.9
1.4
1.3
0.4
0.4
1.4
0.5
0.7
1.0
0.1
1.1
1.3
0.9
0.4
0.2
0.8
1.0
1.8
2.1
0.6
0.9
1.1
1.0
0.3
0.7
0.6
0.7
0.3
0.5

1.8
0,87
30
2.1
DEC/68

2000

1.0
0.5
1.4
0.2

1.6
0.4
0.7
0.6
0.4
0.8
1.2
0.7
1.0
0.3
0.8
0.7
1.3
1.8
0.8
1.3
1.3
0.9
0.2

0.0
0.3
0.3
0.9

1.1
0.80
28
1.8

2200

1.5
0.9
1.0
0.7
0.2
1.6
1.7
O.B
0.6
0.9
1.1
1.0
0.6
1.0
0.5
0.7
0.8
2.5
2.1
0.5
1.3
0.5

0.1

0.5
0.9

1.2

1.1
0.97
27
2.5

AVG

0.84
1.26
1.71
0.74
0.71
0.95
1.03
0.76
0.82
0.85
1.48
1.21
1.01
0.87
0.53
0.76
0.90
1.64
1.85
1.37
0.75
0.91
0.71
0.58
0.62
0.64
1.23
0.56
0.53

1.16
.92

1.85

N
(1)
11
12
12
12
11
12
12
12
12
12
12
12
12
12
11
12
12
12
12
12
11
12
10
12
10
12
12
10
12

08

346


MAX
12).
US
2.1
2.8
1.4
1.5
1.6
1.7
1.2
1.3
1.7
2.7
1.6
1.6
1.7
0.8
0.9
1.4
2.5
2.5
3.7
1.3
1.5
1.0
1.1
0.8
1.0
2.7
0.9
1.2

. 1.8


3.7
o
CO
(1) NsNUMRER OF VALID 2-HR SPOTS
(2) MAXaMAXIMUM 2-HR COM  (DY)

(3) N=DAYS WITH VALID VALUES
 «  MAXsMAXIMUM 2-HR COM  (MO)

VALUFS GREATER THAN 6.0 UNDERESTIMATE  ACTUAL  VALUE

-------