EPA-450/2-76-017
October 1976
AIR QUALITY DATA -
1968 ANNUAL STATISTICS
322
U.S. ENVIRONMENTAL PROTECTION AGENCY
Office of Air and Waste Management
Office of Air Quality Planning and Standards
Research Triangle Park, N.C. 27711
-------
EPA-450/2-76-017
AIR QUALITY DATA -
1968 ANNUAL STATISTICS
Monitoring and Data Analysis Division
National Air Data Branch
ENVIRONMENTAL PROTECTION AGENCY
Office of Air and Waste Management
Office of Air Quality Planning and Standards
Research Triangle Park, North Carolina 27711
October 1976
-------
This report is issued by the Environmental Protection Agency to report
technical data of interest to a limited number of readers. Copies are
available free of charge to Federal employees, current contractors and
grantees, and nonprofit organizations - in limited quantities - from the
Library Services Office (-MD35) , Research Triangle Park, North Carolina
27711; or, for a fee, from the National Technical Information Service,
5285 Port Royal Road, Springfield, Virginia 22161.
Publication No. EPA-450/2-76-017
-------
AIR QUALITY DATA - 1968 ANNUAL STATISTICS
INTRODUCTION
In accordance with requirements of the Clean Air Act and EPA
Regulations for State Implementation Plans (SIP's), ambient air quality
data resulting from air monitoring operations of State, local, and
Federal networks must be reported each calendar quarter to the Environ-
mental Protection Agency. The EPA Storage and Retrieval of Aerometric
P
Data (SAROAD) format is the established medium for transmittal of air data
to EPA Regional Offices within 45 days after each quarterly reporting
period. EPA Regional Offices must, within an additional 30 days, forward
data they have received to the EPA Aerometric and Emissions Reporting
System (AEROS) of which the SAROAD system is an operational part. AEROS
is managed by the National Air Data Branch, Monitoring and Data Anal-
ysis Division of the Office of Air Quality Planning and Standards.
Summaries of these data are provided to interested parties upon request.
In a continuing effort to provide these data to participating
agencies as well as to the public, EPA periodically publishes a summary
of all data submitted. It is this Agency's desire that participating
agencies take this opportunity to check these data to ensure that: (1)
the data are correct and (2) the data accurately reflect the ambient air
quality within each Air Quality Control Region (AQCR).
T.Federal Register, Vol. 38, No. 149, Friday, August 3, 1973, pp. 20834
and 20835.
2. OAQPS Guideline 1.2-039, Volume II: "AEROS Users Manual."
m
-------
The air quality statistics shown in this publication are produced
directly from computer reports generated by EPA's on-line computer system.
The data in this publication are being republished in the new revised
format currently being used. Some of the data in this publication have
been revised as a result of a recent effort to improve the quality of
the past data. The most recent up-to-date SAROAD reports are available
upon request from the National Air Data Branch or the appropriate EPA
Regional Office. These locations are shown in the following table.
LIST OF REGIONAL OFFICES
Regional Commercial FTS
Location Telephone Telephone
EPA Region I 617-223-7266 223-7266
240 Highland Avenue
Needham Heights, MA 02194
EPA Region II 212-264-2518 264-2518
26 Federal Plaza
New York, NY 10007
EPA Region III 215-597-8046 597-8046
6th & Walnut Streets
Philadelphia, PA 19106
EPA Region IV 404-526-2864 285-2864
1421 Peachtree St., N.E.
Atlanta, GA 30309
EPA Region V ' 312-353-1447 353-1447
230 S. Dearborn
Chicago, IL 60604
EPA Region VI 214-749-1176 749-1176
1600 Patterson St.
Dallas, TX 75201
EPA Region VII 816-374-3791 758-3791
1735 Baltimore Ave.
Kansas City, MO 64108
EPA Region VIII 303-837-4261 327-4261
1860 Lincoln St.
Denver, CO 80203
1v
-------
EPA Region IX 415-556-2270 556-2270
TOO California St.
San Francisco, CA 94111
EPA Region X 206-442-1580 399-1580
1200 6th Avenue (M/S 413)
Seattle, WA 98101
National Air Data Branch 919-688-8146 629-5395
Chief, Requests & Information
Section
Research Triangle Park,
North Carolina 27711
-------
Data for reporting sites using analytical methods determined to be
not acceptable for purposes of data analysis are not included in this
report. In the future NADB edit programs will reject any new data
3
submittals indicating a "not acceptable" analytical method. All exis-
ting "not acceptable" data will be removed from the files and stored in
SAROAD format. This "not acceptable" data will no longer be included
in data retrieval files.
ORGANIZATION AND FORMAT
These data represent all acceptable ambient air quality data sampled
for pollutants that currently have National Ambient Air Quality Standards.
These pollutants, along with their corresponding sampling intervals and
National Primary and Secondary Standards, are as given on the following
page.
OAQPS Guideline 1.2-018, "Designation of Criteria Pollutant Analytical
Methods as Acceptable/Not Acceptable for Purposes of Data Analysis,"
May 1974.
VI
-------
SUMMARY OF NATIONAL AMBIENT AIR QUALITY STANDARDS'
Pollutant
Participate
matter
Averaging
time
Annual (Geometric
mean)
Primary
standards
75 yg/m
Secondary
standards
60 yg/m3
Comments
The secondary annual stand
ard (60 yg/m ) is a guide
rbon
,onoxide
Nitrogen
dioxide
Photochemical
oxidants
24 hour1
Sulfur oxides Annual (Arith-
metric mean)
24-hourb
3-hourL
8-hour
l-hourb
Annual (Arith-
metic mean)
1-hour1
260
150 yg/nf
80 yg/m
(0.03 ppm)
365 yg/m
(0.14 ppm)
-
10 mg/m3
( 9 ppm)
40 mg/m
(35 ppm)
00 yg/m3
1300 yg/m°
(0.5 ppm)
(Same as
primary)
(Same as
(0.05 ppm) primary)
160 yg/m°
(0.08 ppm)
(Same as
primary)
for assessing State Imple-
mentation Plans to achieve
the 24-hour secondary
standard.
Chemiluminescence has been
proposed as a replacement
for the J-H method. New
FRM* will be forthcoming
in the near future.
The FRM* measures 0-
(ozone).
VII
-------
Hydrocarbons 3-hour 160 yg/m (Same as The HC standard is a guide
(nonmethane) (6 to 9 a.m.) (0.24 ppm) primary) to devising State Imple-
mentation Plans to
achieve the oxidant
standard. The HC standard
does not have to be met
if the oxidant standard
is met.
aThe air quality standards and a description of the Federal Reference Methods
*(FRM) were published on April 30, 1971 in 42 CRF 410, recodified to 40 CRF 50
on November 25, 1972.
Not to be exceeded more than once per year.
-------
Each section of this publication addresses one of the six pollu-
tants* listed in the preceding summary and shows each acceptable col-
lection and analysis technique represented in AEROS. When submitted,
both continuous and non-continuous sampling intervals are given. For
o
uniformity, all summaries are shown in micrograms per cubic meter (yg/m )
except carbon monoxide, which is given in milligrams per cubic meter
o,
(mg/m ). Note that the pages are printed so that individual sections
(pollutant-method combinations) may be removed and inserted in a loose-
leaf notebook if desired.
The format employed in this publication provides both parametric
and non-parametric indices of air quality. The number of observations,
the minimum and maximum value measured for the period of record, and
the odd deciles plus the 95th and 99th percentiles describe the distri-
bution of observed values. fThe arithmetic and geometric means and
standard deviations provide some measure of central tendency and
dispersion.
Each summary line is preceded by the Air Quality Control Region
within which the sampling site is located, the city or county (parish,
election district, or regional planning district), the three-digit site
number within the city or county, and an Agency Type Code that indicates
the type of agency responsible for the laboratory analysis. A Project
Code is shown with the Agency Type Code to indicate the type of sur-
veillance being conducted. Some principal Agency-Project Codes are:
*0zone included.
4. Directory of Air Quality Monitoring Sites 1972, EPA-450/2-73-006.
Environmental Protection Agency, Office of Air and Water Programs,
Office of Air Quality Planning and Standards, Research Triangle
Park, N. C. 27711. September 1973.
IX
-------
SAROAD AGENCY TYPES
A EPA Headquarters group responsible for atmospheric surveillance
B EPA Headquarters' group responsible for meteorological activity
C EPA Headquarters group responsible for effects research
D EPA Headquarters group responsible for atmospheric research
E EPA Headquarters group responsible for abatement activity
F State agency
G County agency
H City agency
I District agency
J Private
K Institution (university, college, etc.)
L Military
M International agency
N Other Federal nonrnilitary agencies
P EPA Regional Office group responsible for atmospheric surveillance
Q World Meteorological Organization
R World Health Organization
/ S-Y Open for future expansion
i/ Other
-------
SAROAD PROJECT CLASSIFICATIONS
01 Population-oriented surveillance
02 Source-oriented ambient surveillance
03 Background surveillance
04 Complaint investigation
05 Special studies
06 Episode monitoring
08 Global surveillance
09 Duplicate sampling
10 Continuous Air Monitoring Program
11-99 For Federal network and future expansion
SUMMARY CRITERIA
Ambient air quality observations which are reported to EPA must
satisfy minimum summary criteria—the basis of which is sampling interval
(e.g., continuous, non-continuous) and period of coverage (e.g., quarterly,
annually). The arithmetic mean, geometric mean, airthmetic standard devi-
ation, and geometric standard deviation are calculated and summarized in
this report for data having met these criteria. Reports are available
from the National Air Data Branch or the appropriate EPA Regional Office
which give the means and standard deviations even though the minimum sum-
mary criteria are not satisfied.
Criteria for continuous observations with sampling intervals of
less than 24 hours are as follows:
xi
-------
Data representing quarterly periods must reflect
a minimum of 75 percent of the total number of
possible observations for the applicable quarter.
Data representing annual periods must reflect a
minimum of 75 percent of the total number of
possible observations for the applicable year.
Criteria for non-continuous observations with sampling intervals of
.24 hours or greater are as follows:
Data representing quarterly periods must reflect
a minimum of five observations for the applicable
quarter. Should there be no measurements in one
of the three months of the quarter, each remaining
month must have no less than two observations re-
ported for the applicable period.
Data representing annual periods must reflect four
quarters of observation that have satisfied the
quarterly criteria.
xn
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10
30
50
70 90
95
99 obs- Mean Std.dev. Mean Std. dev.
ALABAMA
002 Montgomery
003 Gadsden
004 Birmingham
004 Irondale
004 Mountain Brook
004 Tarrant City
005 Mobile
005 Mobile Co
005 Saraland
007 Huntsville
ALASKA
008 Anchorage
009 Fairbanks
ARIZONA
014 Grand Canyon Nat
Park
015 Maricopa Co
015 Phoenix
015 Tucson
ARKANSAS
016 Little Rock
017 Fort Smith
018 West Memphis
019 El Dorado
021 Montgomery Co
022 Texarkana
CALIFORNIA
000 Unknown
024 Burbank
024 Glendale
024 Long Beach
024 Los Angeles
024 Ontario
024 Pasadena
024 Riverside
024 San Bernardino
024 Santa Ana
024 Santa Barbara
025 Monterey
025 Monterey Co
025 Salinas
025 Santa Cruz Co
026 Humboldt Co
028 Sacramento
029 El Cajon
001
001
005
007
001
093
001
001
001
004
006
007
013
001
001
003
001
001
001
002
002
001
001
002
001
001
001
001
001
001
002
001
001
001
001
001
001
001
001
001
001
001
001
001
002
001
001
001
001
001
001
001
001
001
A01
A01
G02
GDI
GDI
GDI
G01
A01
G01
G01
GDI
GDI
GDI
G01
A01
A01
A01
A03
A01
A01
A05
A01
A01
F01
F01
A01
F01
A03
A01
A03
A01
A01
A01
A01
101
A01
101
A01
101
A01
101
A01
101
F01
F01
101
101
101
101
A03
A01
101
COS
101
26
25
82
77
71
76
76
25
66
41
47
42
14
45
26
26
36
25
26
26
1
26
25
27
25
26
25
25
26
26
30
26
26
26
26
24
24
26
26
26
26
26
26
24
21
25
13
31
27
26
26
26
24
24
29
17.
55.
51.
33.
22.
54.
42.
35.
32.
55
16
10.
13
25
11.
39
5.
14.
68.
118.
29.
37.
15.
27.
39.
31.
2.
32.
2.
23.
19
35.
63
63.
46.
46
28.
28.
43.
43.
24.
24.
45.
1.
22.
39.
40.
13.
20.
21.
21.
49.
49.
51
42.
116.
78.
64.
32.
90.
82.
70.
47.
76
27
15.
27.
40
17.
60
8.
24.
95.
118.
34.
49.
34.
38.
44.
38.
13.
35.
4.
53.
64
58.
101
101.
52.
52
70.
70.
61.
61.
42.
42.
55.
1.
24.
39.
48.
19.
24.
29.
29.
52.
52.
60
67.
189.
119.
105.
45.
130.
93.
108.
100.
149
36
25.
45
48
41.
84
12.
31.
119.
118.
59.
55.
84.
53.
61.
51.
19.
43.
7.
87.
73
87.
110
110.
88.
88
90.
90.
85.
85.
64.
64.
77.
52.
34.
44.
62.
58.
39.
55.
55.
72.
72.
75
74.
226.
147.
135.
52.
181.
132.
131.
124.
177
59
34.
51.
59
65.
212
16.
48.
132.
118.
68.
62.
99.
64.
70.
58.
24.
50.
11.
104.
87
108.
126.
126.
127.
127
101.
101.
105.
105.
90.
90.
87.
56
41.
62.
80.
69.
50.
63.
63.
76.
76.
88
100.
289.
178.
164.
67.
224.
160.
165.
146.
231
72
55.
66
69
111.
251
32.
60.
187.
118.
85.
77.
113.
74.
95.
82.
25.
63.
17.
140.
102
160.
144
144.
175.
175
132.
132.
175.
175.
159.
159.
124.
67.
59.
97.
93.
75.
65.
79.
79.
93.
93.
135
171.
456.
230.
233.
103.
314.
230.
253.
190.
346
91
104.
102
97
160.
364
77.
77.
238.
118.
127.
102.
171.
89.
136.
110.
38.
112.
27.
195.
161
253.
183.
183.
207.
207.
178.
178.
204.
204.
192.
192.
191.
81.
78.
151.
157.
93.
87.
113.
113.
122.
122.
147
221.
567.
265.
285.
111.
363.
274.
340.
203.
438
100
141.
116
120
162.
471
85.
78.
238.
118.
137.
156.
222.
99.
140.
119.
39.
121.
27.
256.
195
278.
190.
190.
218.
218
184.
184.
220.
220.
201.
201.
215.
92.
82.
154.
228.
102.
91.
115.
115.
150.
150.
152
398.
'888.
487.
462.
178.
485.
298.
420.
239.
444.
132
141.
129.
132.
190.
715.
126.
89.
284.
118.
142.
181.
256.
101.
399.
123.
50.
151.
50.
339.
216.
290.
272.
272.
389.
389.
195.
195.
255.
255.
213.
213.
225.
96.
101.
154.
258.
105.
137.
148.
148.
155.
155.
152
398.
888.
487.
462.
178.
485.
298.
420.
239.
444.
132
141.
129.
132
190.
715
126.
89.
284.
118.
142.
181.
256.
101.
399.
123.
50.
151.
50.
339.
216
290.
272.
272.
389.
389.
195.
195.
255.
255.
213.
213.
225.
96.
101.
154.
258.
105.
137.
148.
148.
155.
155.
82
98.
142.
152.
122.
201
59
60
64
77.
207
31.
49.
150.
118.
76.
74.
105.
64.
90.
67.
24.
60.
122.
98
132.
135
135.
135.
135
113.
113.
130.
130.
108.
108.
105.
48.
96.
65.
53.
70.
70.
86.
86.
32.83
76.64
63.49
85.76
52.83
102.57
27 52
27.22
24.28
50.84
143.72
29.65
20.32
54.25
31.14
32.78
54.39
19.78
68.55
27.71
10.71
29.29
66.15
4271
71.63
41.33
41.33
77.29
77.29
39.75
39.75
59.46
59.46
57.71
57.71
50.08
20.86
56.15
24.26
25.95
31.19
31.19
27.89
27.89
7558
79.85
129.26
132.04
108.38
17A30
5780
53.69
59.71
59.87
6739
21.15
44.28
141.68
118.00
70.15
68.57
90.85
60.95
77.66
62.17
20.90
55.08
105.67
R954
114.49
129.30
129.30
116.11
116 11
105.70
105.70
116.24
116.24
92.42
92.42
95.43
44.16
83.88
58.24
47.62
62.54
62.54
82.09
82.14
1.52
1.88
.57
.72
.68
.71
.66
.61
.44
2.21
2.09
2.36
1.61
1.42
1.53
.44
.84
.41
.62
.51
.92
.50
.80
.58
.73
.33
.33
.76
76
.50
.50
.63
.63
.82
.82
.56
1.53
.66
.72
.62
.64
.64
.35
1.35
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10 30
50 70
90
95 99 °bs- Mean Std.dev. Mean Std. dev.
CALIFORNIA -Cont.
029 San Diego
030 Oakland
030 San Francisco
031 Bakersfield
031 Fresno
COLORADO
014 Durango
034 La Junta
034 Rocky Ford
035 Garfield Co
035 Glenwood Springs
035 Grand Junction
035 Montrose
036 Adams Co
036 Arvada
036 Aurora
036 Boulder
036 Denver
036 Englewood
036 Golden
036 Lakewood
036 Longmont
037 Fort Collins
037 Greeley
037 Sterling
038 Arapahoe Co
038 Colorado Springs
038 Manitou Springs
038 Pueblo
038 Trinidad
CONNECTICUT
041 Groton
041 Norwich
041 Putnam
042 Ansonia
042 Enfield
042 Hartford
042 Meriden
042 Middletown
042 Milford
042 Naugatuck
001
001
001
001
001
002
003
001
001
001
001
003
001
001
001
001
001
001
001
002
002
003
004
006
007
008
001
001
001
001
001
002
003
001
001
003
001
001
002
003
004
005
001
001
001
001
002
001
001
001
003
004
005
001
002
003
004
001
003
001
002
001
A01
601
A01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
F01
A10
F01
F02
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F03
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
26
52
25
26
23
26
80
97
94
96
98
95
92
89
93
91
94
112
94
157
157
92
98
97
93
89
91
95
95
81
83
87
95
73
85
92
98
84
82
83
87
87
94
22
30
16
8
19
18
26
26
18
16
10
15
5
3
22
19
19
17
21
27
27.
42.
30
65
35.
22.
14.
24.
27.
16.
18.
26.
12.
15.
14.
16
36.
36.
42.
42.
35.
31.
23
14.
22
27.
14.
24.
25.
13.
14.
14
31.
7.
23.
20.
18.
10.
28.
10.
27,
27.'
13.
42.
21.
27.
26.
31.
28.
56.
32.
30.
35.
23.
18.
72.
10.
23.
13.
18.
43.
38
42.
45.
45
•112
47.
37.
34.
44.
50.
43.
40.
51.
44.
59.
47.
38
61.
62.
74.
74.
59.
69.
42
38.
49
52.
34.
35.
44.
45.
35.
38
39.
19.
50.
36.
66.
61.
74.
35.
45.
58.
34.
44.
51.
27.
36.
32.
32.
64.
40.
32.
35.
37.
18.
72.
30.
29.
15.
35.
57.
45
53.
71.
63
125
88.
60.
53.
78.
92.
57.
63.
74.
74.
81.
69.
54
88.
87.
111.
111.
86.
108.
59
54.
76
72.
48.
50.
81.
68.
58.
65
62.
30.
62.
58.
103.
77.
106.
52.
69.
81.
46.
58.
66.
39.
65.
69.
41.
89.
74.
43.
47.
60.
37.
72.
56.
54.
52.
51.
71.
58
65.
79.
82
148
105.
73.
66.
95.
140.
83.
84.
98.
98.
103.
86.
66
117.
117.
145.
145.
117.
145.
76
70.
91
89.
72.
70.
98.
89.
73.
86
78.
38.
84.
81.
134.
94.
124.
65.
87.
100.
61.
68.
71.
41.
76.
96.
61.
104.
86.
61.
63.
73.
40.
132.
59.
65.
58.
59.
82.
69
79.
98.
120
183
129.
108.
79.
114.
185.
102.
105.
117.
129.
128.
107.
82
150.
156.
203.
203.
140.
183.
100
86.
116
134.
86.
84.
126.
110.
92.
114
107.
48.
108.
99.
173.
115.
158.
81.
103.
133.
100.
83.
88.
58.
121.
174.
75.
131.
105.
74.
69.
100.
51.
558.
80.
72.
92.
84.
104.
121
109.
158.
155
282
146.
155.
108.
153.
280.
137.
150.
158.
179.
181.
142.
130
215.
234.
374.
374.
190.
271.
133
120.
172
204.
134.
122.
182.
155.
149.
164
174.
71.
147.
134.
244.
161.
210.
111.
155.
182.
137.
111.
112.
143.
290.
246.
118.
180.
183.
120.
81.
124.
111.
558.
94.
84.
157.
138.
174.
138
141.
218.
162
314
190.
213.
122.
197.
313.
161.
170.
198.
218.
223.
171.
169
278.
292.
452.
452.
239.
340.
193
168.
200.
249.
157.
160.
187.
202.
187.
194
204.
89.
175.
151.
283.
218.
234.
126.
200.
213.
139.
116.
114.
143.
386.
254.
143.
186.
210.
133.
119.
127.
111.
558.
116.
113.
167.
165.
257.
161
161.
248.
163
505
391.
260.
177.
242.
503.
189.
240.
300.
288.
299.
350.
255
326.
471.
585.
585.
413.
400.
292.
227.
335.
294.
203.
242.
250.
350.
338.
242.
264.
194.
213.
204.
360.
281.
332.
194.
231.
296.
197.
179.
114.
143.
386.
254.
165.
196.
210.
133.
119.
127.
111.
558.
382.
113.
167.
165.
289.
161
161.
248.
163
505
391.
260.
177.
242.
503.
189.
240.
300.
288.
299.
350.
255
471.
471.
655.
655.
413.
400.
292.
227.
335.
294.
203.
242.
250.
350.
338.
242.
264.
194.
213.
204.
360.
281.
332.
194.
231.
296.
197.
179.
114.
143.
386.
254.
165.
196.
210.
133.
119.
127.
111.
558.
382.
113.
167.
165.
289.
69.
71.
92.
92.
175
116.
92.
69.
99.
154.
85.
90.
103.
107.
114.
93.
76
131.
136.
188.
188.
123.
158.
86.
77.
104.
112.
76.
74.
109.
96.
86.
93.
93.
43.
92.
83.
142.
104.
136.
69.
94.
113.
76.
67.
113.
77.
106.
34.25
29.92
49.62
40.39
91 65
67.04
54.25
29.94
44.14
89.80
38.75
42.19
46.20
54.65
54.54
46.20
41.82
70.19
74.88
120.16
120.16
62.31
80.40
46.54
40.74
55.46
61.25
40.59
38.31
49.95
52.00
56.97
48.37
52.22
26.59
42.56
38.32
69.86
49.78
53.78
32.58
44.72
52.93
29.47
33.67
38.50
72.25
65.46
Al 79
65.87
82.68
8369
1SR72
102.36
78.68
62.81
89.52
128.48
75.56
79.95
93.29
92.68
101.31
83.37
6754
116.39
118.69
156.89
156.89
110.06
139.03
7A33
68.13
91 98
97.53
65.58
66.07
96.88
84.21
72.18
R087
81.14
37.20
82.60
74.64
123.92
92.35
125.24
62.14
84.61
101.66
71.21
60.23
106.83
60.92
92.04
1.58
1.48
1.56
1.59
1.53
1.64
1.76
1.58
.60
.88
.67
.66
.57
.77
.65
.63
.64
.64
.68
.82
.82
.59
.69
.63
.64
.65
.70
.73
.61
.67
.69
.79
.77
.69
.75
.63
.63
.76
.68
.51
.62
.59
.61
1.42
1.58
1.41
1.95
1.66
-------
PARTICIPATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No.
No. proj. obs.
Min.
obs.
Percentiles
Max.
Arithmetic
Geometric
10 30
50 70
90
95
99 °bs- Mean Std.dev. Mean Std. dev.
CONNECTICUT -Cant.
042 New Britain
042 New Haven
042 Orange
042 Thomaston
042 Waterbury
043 Bridgeport
043 Danbury
043 Fairfield
043 Greenwich
043 Norwalk
043 Stamford
043 Stratford
044 Litchfield Co
044 Torrington
044 Winchester
DELAWARE
045 Newark
045 Wilmington
046 Kent Co
DISTRICT OF COLUMBIA
047 Washington
FLORIDA
049 Jacksonville
050 Dade Co
052 Brodenton
052 Manatee Co
052 Tampa
GEORGIA
002 Columbus
049 Brunswick
053 Augusta
054 Lyons
054 Mocon
055 Rome
055 Rossville
056 Atlonto
058 Savannah
059 Valdosta
001
002
003
004
005
001
001
002
003
005
006
003
001
002
003
001
001
001
001
002
001
002
003
003
001
001
002
001
001
001
001
001
001
001
002
002
002
002
005
008
002
001
001
001
001
001
001
001
001
001
001
001
001
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
HOI
F03
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F03
F01
F01
A01
A01
A03
A01
A01
G01
G02
G02
G02
G02
A01
F01
F01
F01
F01
F01
F01
F01
A01
A05
G01
F01
F01
33
25
26
25
25
26
173
75
76
60
59
18
5
3
15
23
34
21
20
4
24
25
19
25
27
23
20
22
24
22
25
23
24
26
25
38
10
12
15
18
24
21
28
26
23
21
26
27
26
5
26
25
24
29
51
21.
23
15
32.
27.
18.
19.
25.
14.
10.
130.
23.
32.
24.
44.
15.
20.
65.
24.
21.
21.
20.
25
21.
33.
1.
5
22.
17.
79.
12.
27.
21
23.
13.
24.
32.
26.
48.
26.
29.
36.
9.
29.
30.
33.
23.
90.
23.
46.
48.
59
60.
59.
35
26
40.
46.
38.
36.
34.
51.
13.
130.
23.
35.
53.
54.
61.
26.
65.
34.
25.
28.
28.
37
26.
34.
26.
35
34.
38.
82.
23.
56.
51
35.
13.
32.
36.
27.
50.
39.
42.
47.
11.
46.
56.
60.
44.
90.
44.
65.
59.
74
75
103.
43
41
52.
64.
61.
55.
52.
95.
31.
166.
23.
68.
60.
73.
95.
36.
94.
47.
37.
39.
56.
70
32.
54.
57.
43
53.
54.
89.
32.
72.
67
47.
44.
37.
44.
43.
69.
60.
61.
63.
17.
64.
60.
113.
65.
226.
65.
77.
77.
84
86
142.
63
47
68.
81.
78.
66.
71.
117.
42.
279.
60.
77.
86.
83.
125.
47.
94.
62.
77.
58.
75.
85
53.
79.
69.
57
70.
66.
122.
41.
82.
81
50.
63.
38.
48.
44.
80.
68.
69.
75.
31.
106.
69.
188.
84.
248.
84.
88.
89.
123
127
177.
81
69
89.
105.
94.
89.
91.
149.
65.
370.
101.
104.
136.
91.
168.
59.
107.
86.
84.
79.
100.
115
73.
101.
118.
77
83.
92.
146.
48.
113.
105
57.
76.
62.
56.
49.
93.
86.
81.
118.
40.
118.
82.
245.
115.
295.
115.
135.
105.
137
163
290.
115
88
119.
145.
137.
132.
133.
216.
115.
415.
101.
117.
182.
118.
220.
90.
137.
104.
123.
98.
136.
174
98.
131.
174.
98
94.
104.
164.
75.
129.
125
73.
78.
67.
62.
64.
211.
115.
132.
172.
71.
175.
104.
483.
138.'
390.
138.
218.
157.
153
173.
388.
123.
95
131.
171.
145.
141.
141.
270.
165.
415.
101.
161.
203.
129.
275.
106.
137.
114.
137.
120.
160.
179
111.
146.
257.
150.
96.
111.
190.
81.
143.
128
80.
94.
74.
77.
93.
236.
120.
147.
183.
78.
269.
157.
507.
152.
390.
152.
283.
181.
206
234.
403.
176
137
145.
211.
198.
228.
262.
288.
165.
415.
101.
161.
220.
143.
315.
119.
137.
140.
257.
120.
207.
179
112.
160.
289.
157.
241.
123.
261.
83.
176.
132
111.
94.
74.
77.
93.
295.
179.
201.
214.
82.
342.
170.
759.
181.
390.
181.
412.
329.
206
234
403.
176
137
145.
217.
198.
228.
262.
288.
165.
415.
101.
161.
220.
143.
315.
119.
137.
140.
257.
120.
207.
179
112.
160.
289.
157
241.
123.
261.
83.
176.
132
111.
94.
74.
77.
93.
295.
179.
201.
214.
82.
342.
170.
759.
181.
390.
181.
412.
329.
97.
105.
159.
70.
56.
74.
90.
82.
77.
84.
75.
82.
95
57.
93.
65.
71.
125.
43.
92.
84
53.
99.
78.
99.
35.
78.
235.
90.
89.
124.
106.
3684
46.41
95.82
35.18
28.06
30.14
39.86
36.41
39.07
23.74
51.03
46.18
4562
27.54
73.49
35.30
27.74
43.76
18.71
32.77
2882
15.74
62.25
35.84
50.67
21.24
30.21
178.61
37.72
37.72
82.46
59.61
9(121
9688
131.89
IS? 43
4901
68.39
81.66
74.13
68.04
80.81
61.63
69.65
FH50
50.73
61.38
5494
64.16
118.96
39.15
85.78
7798
51.27
86.77
71.07
86.99
29.15
72.98
175.09
81.17
81.17
106.54
95.10
.48
.51
.94
.62
.69
.51
.54
.60
.66
1.34
1.89
1.87
1.73
1.67
3.57
1.97
1.63
1.38
1.58
1.47
1.53
1.33
1.62
1.52
1.67
1.90
1.41
2.26
1.61
1.61
1.70
1.56
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
Percentiles
Max Arithmetic Geometric
No. proj. obs. obs. )0 30 50 70 90 95 99 obs- Mean Std.dev. Mean Std.dev.
HAWAII
060 Honolulu
IDAHO
061 Bannock Co
061 Butte Co
061 Pocatello
063 Twin Falls
064 Boise City
ILLINOIS
000 East St Louis
065 East Peoria
065 Galesburg
065 Pekin
065 Peoria
065 Peoria Co
066 Bloomington
066 Champaign
067 Addison
067 Aurora
067 Blue Island
067 Bradley
067 Calumet City
067 Chicago
'
067 Chicago Heights
067 Cicero
067 Cook Co
067 Crete
067 Downers Grove
067 Elgin
067 Elmhurst
067 Flossmoor
067 Franklin Park
067 Harvey
067 Hillside
067 Joliet
001
004
001
001
001
001
002
003
004
003
002
001
001
003
004
005
053
001
001
001
001
001
001
001
001
002
003
004
005
006
007
008
009
010
Oil
012
013
014
015
016
017
018
019
020
021
001
001
001
002
015
001
001
001
001
001
001
001
001
001
001
002
003
A01
F02
A03
F01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
G01
F01
G01
A01
A10
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
GDI
G01
GDI
HOI
HOI
G01
F01
F01
F01
G01
G01
G01
G01
A01
G01
G01
G01
26
15
26
23
103
26
68
46
47
35
46
26
25
45
43
33
21
17
38
29
39
135
37
137
25
151
138
140
144
142
137
140
145
142
144
127
141
34
134
142
143
130
130
127
128
155
143
139
141
141
8
12
35
31
137
149
170
143
22
30
12
11
24
3.
3
22.
10.
25
15.
1.
43.
66.
34
36.
27.
1.
26
1.
45.
52.
37
25.
44.
27.
33
27.
44.
37
18.
46.
41.
9.
f
C42.
T3^
12.
25.
12.
35.
34.
16.
34.
23.
40.
23
21.
49.
14.
40.
22.
46.
30.
34.
32.
34.
42.
11.
16.
16.
17.
51.
31.
54.
14.
27.
19.
4
55.
43.
29
41.
50.
57.
87.
69
58.
36.
58.
55
42.
64.
54.
60
53.
69.
55.
45
54.
62.
97
45.
.--65.
74.
64.
66
82.
59.
\55.
71>
74.
65.
73.
68.
59.
78.
69
55.
67.
37.
60.
54.
71.
60.
34.
40.
54.
72.
30.
36.
48.
44.
68.
51.
73.
40.
35
105.
5
69.
80.
44
60.
89.
95.
123.
80
93.
79.
83.
76
60.
72.
82.
78
89.
81.
87.
64
84.
79.
135
64.
98.
117.
96.
93X
130.
83.
79.
67.
114.
\107.
100.
100.
8\
98.
107.
95
78.
98.
53.
93.
89.
100.
88.
60.
60.
78.
108.
49.
58.
77.
66.
107.
91.
115.
81.
40
173^
7
137.
105.
62
72.
108.
103.
144.
93
136.
89.
111.
99
87.
81.
110.
92
114.
99.
111.
81
100.
115.
173
90.
123.
149.
122.
117
NMjp.
104-.,
105.
94.
153.
134.
110.
122.
107.
v 132.
-,138.
119
Vs.
129.
69.
116.
115.
139.
109.
64.
120.
95.
131.
65.
84.
94.
88.
120.
120.
140.
146.
50
329.
15
220.
122.
77
86.
125.
124.
181.
125
188.
156.
141.
121
103.
90.
131.
123
155.
140.
151.
97
129.
160.
208
113.
159.
192.
159.
144
225.
131.
^ HI.
119.
196.
160.
139.
145.
132.
163.
180.
143
129.
161.
95.
155.
149.
178.
140.
82.
126.
116.
153.
84.
116.
130.
111.
147.
147.
175.
154.
74
509.
22
344.
161.
129
103.
160.
168.
205.
175
253.
300.
191.
177
129.
96.
249.
156
200.
195.
231.
141
189.
211.
268
168.
212.
265.
207.
198
309.
195.
206.
168.
277.
222.
209.
226.
194.
\ 21 8.
\279.
217
,175.
.256.
148.
.201.
J221.
226.
187.
138.
157.
172.
214.
125.
165.
201.
157.
182.
161.
238.
209.
75.
574.
23
494.
184.
137
131.
250.
246.
210.
207.
278.
310.
213.
205.
155.
98.
319.
251.
205.
286.
257.
168.
228.
221.
299
196.
239.
300.
235.
224.
346.
230.
244.
204.
329.
270.
246.
262.
211.
248.
336.
248.
197.
278.
206.
229.
255.
253.
226.
138.
317.
183.
258.
148.
175.
228.
205.
194.
194.
288.
274.
83
574.
32
565.
252.
154.
265.
365.
346.
228.
244
282.
356.
245.
250.
280.
108.
319.
274.
314.
289.
383.
197
309.
257.
432
277.
307.
434.
295.
278.
435.
320.
340.
284.
438.
329.
261.
342.
305.
314.
408.
398.
252.
388.
539.
304.
365.
373.
262.
138.
317.
248.
259.
214.
222.
348.
260.
233.
233.
288.
274.
83
574.
32
565.
317.
154
265.
365.
346.
228.
244
282.
356.
245.
250
280.
108.
319.
274
314.
289.
419.
197
342.
257.
496
497.
447.
440.
525.
302
479.
483.
405.
291.
502.
427.
261.
401.
356.
377.
440.
581
267.
425.
627.
376.
391.
378.
286.
138.
317.
248.
259.
247.
327.
359.
269.
233.
233.
288.
274.
45
n
67
75.
107
117.
107
108
118.
130.
87
114.
124.
179
100.
136.
162.
132.
125
188.
118.
121.
101.
165.
142.
136.
118.
137.
160.
134
108.
144.
92.
128.
132.
145.
119.
105.
74.
93.
113.
96.
125.
118.
16.08
750
34.82
35.55
4367
52.93
53.05
4922
56.59
73.16
3799
57.11
57.65
7236
58.99
61.60
75.74
64.52
5095
89.55
64.18
64.67
52.07
86.32
63.18
65.46
52.92
62.70
84.55
71 47
47.68
75.03
85.21
59.19
69.71
64.94
53.31
47.41
42.65
49.11
60.55
49.54
45.29
47.44
4700
875
5921
68.90
9971
96.86
9498
9859
107.65
112.45
7987
101.69
111.61
165 11
87.18
123.63
145.39
117.74
11575
166.24
103.89
105.66
89.47
141.59
129.84
121.78
107.76
122.16
141.29
11955
98.44
127.30
72.97
115.46
114.52
131.75
108.47
94.71
62.65
80.96
98.48
84.91
116.47
107.86
1.41
1.94
1.67
1.54
1.46
2.48
1.66
1.52
1.53
.74
.53
.62
.60
.51
.68
.56
.62
.65
.49
.70
.67
.70
.66
.82
.55
.62
.53
.64
.64
.60
.57
. .63
.87
.60
.73
.57
1.56
1.59
1.80
1.73
1.70
1.67
1.48
1.60
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max. Arithmetic
Geometric
10 30
50
70
90 95 99 obs- Mean Std.dev. Mean Std.dev.
ILLINOIS -Cent.
067 Lake Co
067 Lake Bluff
067 Lockport
067 Midlothian
067 Morton Grove
067 Miles
067 North Chicago
067 Orlond Park
067 Palatine
067 River Forest
067 Skokie
067 Waukegan
067 Wheaton
067 Will Co
067 Wilmette
067 Winnetka
069 Moline
069 Rock Island
069 Sterling
070 Alton
070 East St Louis
070 Granite City
070 Madison Co
070 St Clair Co
070 Wood River
071 Bureau Co
071 Putnam Co
073 De Kalb
073 Rockford
075 Quincy
075 Springfield
INDIANA
067 Chesterton
067 East Chicago
067 Gary
067 Hammond
067 Porter Co
067 Valparaiso
080 Indianapolis
082 South Bend
083 Monroe Co
084 Parke Co
004
006
001
001
002
001
001
001
002
001
001
001
001
003
001
002
005
001
001
001
002
001
003
001
001
002
010
003
055
056
006
007
001
005
001
001
001
006
001
002
001
002
001
001
001
002
003
004
005
008
009
001
001
007
009
002
001
001
002
004
005
009
Oil
001
001
001
G01
GDI
F01
F01
G01
G01
HOI
G01
F01
GDI
G01
G01
F01
F01
F01
F01
G01
G01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
A01
F01
G01
A01
H02
HOI
HOI
HOI
HOI
HOI
HOI
A01
F01
G01
G01
G01
A01
HOI
HOI
HOI
HOI
HOI
HOI
A01
A03
A03
2
11
38
29
13
137
146
131
9
143
141
134
41
92
26
45
13
141
46
12
39
29
38
26
63
41
33
22
22
28
37
5
47
40
27
26
48
39
19
17
23
44
31
26
26
27
26
28
24
27
16
26
26
25
30
25
25
25
237
203
204
243
242
24
26
27
158.
59.
15.
19.
13.
20
18.
8
8.
18
5.
21
1.
1.
28.
18
45.
10.
19.
43.
52.
1.
37
53
53.
33.
112.
36.
73.
35.
15
68.
24.
34.
24.
32.
32
27.
19.
20.
35.
38.
13.
73.
73
56.
73.
62.
28.
29.
57.
51.
51.
15.
18.
25.
65.
65.
28.
13.
18.
1.
27.
44.
8.
2.
158.
77.
30.
26.
43.
46
40.
29
8.
40
24.
41
41.
53.
37.
39
46.
29.
37.
43.
75.
35.
51
72
81.
91.
129.
38.
84.
49.
44
68.
37
59.
27.
37.
44
46.
32.
39.
49.
51.
27.
90.
90
67.
83.
81.
53.
44.
68.
57.
57.
26.
36.
32.
78.
78.
54.
33.
36.
54.
59.
48.
24.
17.
158.
86.
47.
40.
73.
64
63.
56
29.
67
42.
69
88.
84.
67.
56
52.
49.
58.
57.
99.
48.
68.
97
100.
137.
158.
51.
116.
73.
66
83.
58
104.
43.
58.
63
63.
66.
71.
59.
66.
40.
110.
110
103.
95.
125.
65.
54.
87.
77.
77.
48.
50.
41.
111.
111.
76.
51.
53.
76.
79.
80.
32.
29.
158.
101.
77.
57.
84.
86
83.
72
120.
87
64.
98
114.
107.
78.
72
73.
69.
85.
64.
112.
64.
86.
114
120.
158.
188.
60.
149.
81.
81
93.
76.
135.
63.
72.
78
79.
82.
83.
65.
109.
53.
134.
134
125.
119.
164.
80.
77.
104.
86.
86.
65.
61.
49.
118.
118.
91.
63.
69.
93.
98.
113.
38.
37.
271.
116.
101.
69.
116.
114
113.
109.
135.
117.
95.
133
138.
133.
105.
91
86.
88.
99.
95.
141.
79.
135.
128
166.
194.
233.
86.
167.
103.
117
193.
105.
173.
78.
90.
93
93.
96.
103.
78.
136.
63.
172.
172
139.
144.
220.
101.
95.
130.
120.
120.
89.
75.
66.
139.
139.
112.
80.
87.
109.
116.
159.
47.
48.
271.
135.
167.
110.
142.
198
158.
166
175.
180
140.
175
188.
206.
144.
137
112.
147.
179.
304.
241.
132.
198
186
212.
313.
326.
124.
269.
157.
152
217.
167
328.
110.
130.
130
146.
113.
142.
95.
167.
79.
354.
354
262.
249.
307.
156.
123.
152.
177.
177.
136.
101.
92.
187.
187.
149.
112.
116.
147.
162.
220.
76.
54.
271.
262.
197.
122.
163.
228
190.
189
175.
210
158.
211
223.
236.
153.
158
151.
162.
182.
513.
259.
189.
222.
210
277.
438.
391.
125.
283.
194.
200
217.
242.
412.
111.
141.
134
168.
147.
594.
103.
171.
94.
377.
377
299.
467.
603.
173.
137.
213.
203.
203.
172.
133.
92.
193.
193.
168.
128.
127.
165.
187.
292.
79.
55.
271.
262.
263.
129.
163.
318
240.
301
175.
301
223.
260
280.
315.
166.
375
151.
233.
276.
513.
298.
234.
323.
229
462.
505.
450.
136.
302.
203.
221
217.
412.
462.
131.
274.
274
190.
147.
594.
108.
351.
103.
390.
390
357.
623.
714.
377.
297.
213.
235.
235.
205.
162.
98.
252.
252.
193.
151.
146.
182.
203.
706.
92.
224.
271.
262.
263.
129.
163.
329
333.
324.
175.
383.
226.
280
280.
315.
166.
375
151.
790.
276.
513.
298.
234.
323.
229
462.
505.
450.
136.
302.
203.
221
217.
412.
462.
131.
274.
274
190.
147.
594.
108.
351.
103.
390.
390
357.
623.
714.
377.
297.
213.
235.
235.
205.
162.
98.
252.
252.
220.
172.
162.
192.
302.
706.
92.
224.
85.
104.
95.
90.
102.
75.
107
118.
86
81.
91.
75.
112.
121.
141.
94
98.
174.
83.
84.
85.
68.
111.
161.
161
104.
104.
128.
128.
97.
96.
104.
146.
42.
42.
55.26
61 29
50.35
5789
5864
47.49
5421
62.13
6088
74.08
52.81
48.01
60.86
4506
70.23
4588
71.48
113.46
47.93
3994
35.56
17.77
61.14
87.74
8774
48.13
48.13
42.33
42.33
36.54
34.84
41.07
134.44
18.69
38.77
69.53
RR60
83.58
7774
8709
59.92
9794
98.85
7771
65.09
78.23
57.19
9fl30
11?71
128.37
8133
81 65
142.66
73.91
7663
77.91
66.16
98.11
144.24
14424
94.94
94.94
122.22
122.22
89.92
88.54
96.48
115.44
38.45
32.94
1.96
1.75
1.69
2.00
1.77
2.06
1.73
2.13
1.79
1.91
1.78
2.82
1.68
1.45
1.54
1.71
1.80
1.91
1.60
1.53
1.52
1.30
1.65
1.57
1.57
1.52
1.52
1.38
1.38
1.48
1.65
1.48
1.93
1.62
2.19
-------
PARTICULATE, mierograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
INDIANA -Cont.
084 Terre Haute
084 Vigo Co
084 West Terre Haute
IOWA
068 Dubuque
088 Cedar Rapids
092 Oes Moines
KANSAS
094 Kansas City
095 Topeka
099 Wichita
KENTUCKY
072 Hickman Co
072 Hopkinsville
072 Madisonville
072 Marshall Co
072 Murray
072 Paducoh
077 Henderson
077 Owensboro
078 Louisville
079 Covington
101 Clay Co
101 Middlesborough
101 Pikeville
102 Danville
102 Frankfort
102 Lexington
103 Ashland
105 Bowling Green
105 Somerset
LOUISIANA
106 New Orleans
001
002
003
004
005
006
009
001
002
003
004
005
001
001
001
001
001
001
001
001
002
004
007
008
009
001
001
001
001
002
007
001
016
002
001
001
002
001
001
001
001
001
002
003
001
002
003
002
002
001
002
002
F01
G01
G01
G01
G01
G01
G01
G01
GDI
G01
G01
G01
GO!
A01
F01
A01
A01
GDI
A01
HOI
HOI
HOI
HOI
HOI
HOI
A01
A01
F01
F01
F01
F02
F01
F01
F01
F01
A01
F01
A01
F01
F01
F01
F01
F01
F01
A01
F01
F01
A01
F01
F01
A01
F01
25
43
34
32
27
32
36
29
18
13
13
9
29
23
23
26
26
26
25
25
58
58
56
15
50
26
25
40
44
47
39
30
17
52
44
25
19
25
30
36
32
39
48
6
25
31
50
23
30
39
26
26
9
25.
31
49
39.
35
36.
27.
21.
29.
37.
25.
35.
15
15
45
43.
43.
39.
39
43.
31
27.
36.
44.
13.
25
27.
18.
66.
22.
34.
32.
44.
23.
74
53.
34.
34.
25.
36.
30.
10
22.
30.
5.
29.
50.
42.
36.
51.
51.
17.
44.
37
50.
63.
60.
45.
39.
35.
30.
45.
25.
58.
69.
69.
54
44.
44.
55.
55
67.
45
38.
73.
58.
18.
36
31.
39.
74.
36.
45.
43.
61.
57.
93.
59.
53.
41.
37.
41.
42.
33
22.
42.
34.
41.
70.
54.
44.
56.
56.
29
57.
55
65
75.
81
66.
57.
54.
50.
49.
35.
76.
90
90
64
76.
76.
67.
67
96.
63
50.
153.
93.
56.
51
44.
57.
90.
55.
60.
73.
88.
84.
129
91.
67.
52.
64.
54.
56.
42
33.
69.
47.
53.
109.
60.
52.
76.
76.
37
71.
69
85
93.
114
82.
76.
59.
57.
57.
65.
107.
102.
102
89
84.
84.
92.
92
127.
84
63.
194.
107.
67.
64
53.
67.
102.
72.
69.
77.
105.
126.
159
102.
87.
83.
83.
67.
66.
51
38.
82.
59.
61.
121.
74.
68.
88.
88.
48
98.
95
112.
106.
147.
106.
99.
75.
64.
70.
72.
147.
152.
152.
124
104.
104.
106.
106
145.
107
80.
226.
127.
81.
70
64.
87.
128.
94.
80.
89.
125.
157.
186.
121.
103.
110.
136.
107.
91.
56
45.
96.
63.
70.
163.
100.
77.
101.
101.
54
134.
126
132
150.
173
130.
142.
92.
79.
79.
105.
174.
192
192
171
209.
209.
135.
135
209.
146
110.
271.
173.
103.
77
78.
105.
169.
308.
97.
138.
144.
237.
316
170.
139.
247.
193.
186.
113.
80
52.
134.
73.
93.
188.
160.
134.
106.
106.
55
147.
138
146
167.
192
175.
157.
127.
85.
95.
105.
200.
222.
222
172
238.
238.
143.
143
236.
201
118.
430.
199.
115.
78.
97.
117.
223.
510.
101.
254.
178.
274.
317.
. 225.
150.
346.
203.
247.
125.
81.
52.
136.
112.
115.
239.
217.
193.
110.
110.
224
209.
180
230.
254.
200
175.
162.
127.
85.
95.
105.
225.
248.
248.
188
240.
240.
197.
197
337.
227.
164.
430.
211.
236.
96.
116.
126.
250.
624.
125.
254.
229.
385.
415.
225.
159.
390.
220.
353.
144.
85.
52.
167.
129.
159.
249.
266.
199.
150.
150.
224
209.
180
230
254.
200
175.
162.
127.
85.
95.
105.
225.
248.
248
188
240.
240.
197.
197
337.
227
164.
430.
211.
236.
96
116.
126.
250.
624.
125.
254.
229.
385.
415.
225.
159.
390.
220.
353.
144.
85.
52.
167.
129.
159.
249.
266.
199.
150.
150.
44.
78
91.
114.
89.
112.
122.
122.
100
100.
100.
93.
93
133.
92
69.
114.
72.
60.
56.
117.
108.
139.
176.
90.
51.
85.
132.
87.
87.
1944
35.24
38.38
46.48
34.72
48.38
54.02
54.02
43.53
53.92
53.92
34.92
34.92
59.17
42.90
28.82
40.33
42.15
16.53
20.48
43.39
35.99
80.25
82.49
33.77
1680
32.80
53.76
21.57
21.57
36.71
71 14
84 37
10? 90
82.43
101.27
10R 13
10R 13
91 27
89.55
89.55
86.91
8691
121.85
8101
63.83
107.04
61.03
V754
52.89
110.64
102.08
118.20
16079
83.30
48 17
78.85
121.69
84.04
84.04
1.77
1.57
1.47
1.59
1.49
1.58
1.76
1.76
1.54
1.60
1.60
.45
.45
.53
.58
.49
1.44
1.85
1.37
1.42
1.39
1.40
1.80
1.54
1.50
1 46
1.52
1.53
1.28
1.28
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Arithmetic
Geometric
10
30
50
70
90
95 99 obs- Mean Std.dev. Mean Std.dev.
MAINE
109 Acadia Nat Park
110 Portland
MARYLAND
115 Baltimore
116 Calvert Co
MASSACHUSETTS
042 Chicopee
042 Holyoke
042 Springfield
118 Worchester
119 Boston
MICHIGAN
082 Benton Harbor
122 Flint
122 Grand Rapids
122 Muskegon
122 Saginaw
123 Detroit
123 Mount Clemens
123 Pontiac
123 Royal Oak
123 Southfield
123 Trenton
123 Warren
125 Ann Arbor
125 Jackson
125 Kalamazoo
125 Lansing
126 Marquette
126 Sault Ste Marie
MINNESOTA
127 St Cloud
128 Faribault
128 Mankato
128 Rochester
128 Winona
129 Duluth
001
002
001
001
001
001
001
002
004
003
001
001
001
001
001
001
008
001
002
005
006
007
010
001
010
on
001
001
001
001
001
001
001
001
001
001
002
001
002
001
005
002
001
001
001
001
002
001
002
003
004
005
006
013
014
A03
A01
A01
HOI
A03
F01
101
101
F01
F01
A01
F01
A01
F01
F01
A01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
G01
F01
F01
F01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
HOI
F01
F01
G01
F01
A01
G01
G01
G01
G01
G01
A01
F01
26
22
26
26
23
2
109
77
7
203
25
25
25
25
20
26
26
26
25
26
26
26
26
26
26
26
25
26
26
24
13
24
24
25
25
23
20
25
26
22
15
23
18
14
17
42
17
24
41
38
22
24
41
28
6
4.
32
36.
36.
20
77.
18.
33.
34.
26
32.
32
43.
43.
13.
35.
35.
36
44
29.
36.
16.
16.
35
30.
38.
22
42.
42.
13
35.
44.
20.
46.
46
24.
57.
14.
15.
14.
21.
7.
6.
5.
29.
6.
28.
18.
7.
12.
20.
23.
11.
7.
31.
10.
42.
52.
52.
30.
77.
34.
65.
34.
67.
38.
38.
56.
56.
35.
38.
38.
42
49.
45.
42.
50.
29.
36
46.
41.
46
61.
61.
28
48.
67.
34.
65.
65
63.
63.
29.
33.
43.
27.
19.
18.
6.
41.
20.
44.
24.
17.
18.
27.
38.
17.
17.
31.
14.
52
79.
79.
34
77.
68.
97.
53.
106.
60.
60
82.
82.
55.
57.
57.
67
73.
68.
67.
90.
50.
54
72.
67.
62
90.
90.
55
67.
77.
61.
85.
85
72.
88.
47.
69.
72.
33.
25.
32.
27.
59.
51.
53.
42.
28.
34.
51.
69.
29.
3V.
49.
25.
59.
90.
90.
38.
77.
84.
114.
67.
130.
73.
73.
100.
100.
68.
65.
65.
100
90.
80.
100.
101.
66.
76
87.
91.
89
136.
136.
62
84.
98.
70.
93.
93.
111.
96.
56.
84.
80.
39.
38.
55.
63.
67.
79.
61.
53.
42.
45.
73.
93.
37.
46.
70.
33.
93
113.
113.
50
222.
114.
153.
75.
152
97.
97
109.
109.
80.
85.
85.
118
102.
98.
117.
161.
80.
107
127.
121.
104
195.
195.
87
110.
123.
112.
144.
144
160.
131.
70.
99.
139.
51.
49.
79.
89.
79.
98.
74.
95.
68.
71.
89.
154.
64.
67.
142.
43.
151.
194.
194.
63.
222.
160.
192.
132.
209.
131.
131.
151.
151.
92.
126.
125.
162.
187.
148.
155.
206.
127.
152
198.
210.
133
283.
283.
148
178.
228.
235.
213.
213.
282.
186.
89.
161.
158.
70.
75.
113.
122.
110.
147.
109.
203.
108.
125.
134.
197.
84.
132.
270.
47.
268
204.
204.
73
222.
179.
251.
132.
264
153.
153
162.
162.
92.
130.
130.
230
219.
149.
162.
208.
132.
158
213.
310.
168
293.
293.
173
217.
239.
249.
221.
221
291.
188.
101.
182.
202.
71.
77.
122.
237.
124.
158.
111.
269.
147.
131.
134.
211.
86.
172.
270.
50.
345.
276.
276.
94
222.
221.
703.
132.
494.
211.
211
176.
176.
99.
192.
192.
256
237.
167.
256.
238.
159.
224
280.
313.
229.
300.
300.
180
217.
242.
250.
251.
251.
400.
361.
142.
272.
212.
71.
93.
122.
237.
124.
191.
111.
270.
201.
137.
157.
217.
99.
329.
270.
50.
345
276.
276.
94
222.
224.
703.
132.
701.
211.
211
176.
176.
99.
192.
192.
256
237.
167.
256.
238.
159.
224
280.
313.
229
300.
300.
180
217.
242.
250.
251.
251
400.
361.
142.
272.
212.
71.
93.
122.
237.
124.
191.
111.
270.
201.
137.
157.
217.
99.
329.
270.
25.
93.
110.
110.
44.
143.
82.
82.
98.
98.
77.
77.
104.
102.
89.
99.
121.
72.
90
107.
111.
89.
154.
154.
78.
117.
117.
60.
95.
86.
12.47
76.95
56.24
56.24
1685
84.64
41.24
41 24
33.13
33.13
37.00
36.94
5619
53.29
36.49
49.96
56.50
36.11
4786
59.71
72.37
4388
77.61
77.61
4563
54.60
5460
27.08
54.17
72.19
21.51
7523
98.31
98.31
41 60
17A08
73.66
7166
92.59
92.59
69.32
69.34
9029
9096
82.06
87.57
105.79
62.57
7903
93.02
94.20
7983
134.29
134.29
A553
106.52
10652
54.11
80.85
64.11
1.85
1.85
1.60
1.60
1.43
1.63
1.61
1.61
1.42
1.42
.56
.56
.73
.61
.55
.67
.80
.77
.68
.73
.78
.63
.75
1.75
1.89
1.56
1.56
1.64
1.85
2.15
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
.Percentiles
Max.
Arithmetic
Geometric
10
30
50
70 90
95
99 obs- Mean Std.dev. Mean Std.dev.
MINNESOTA -Cont.
129 Grand Rapids
129 International Falls
129 St Louis Co
129 Virginia
130 Moorhead
131 Hastings
131 Minneapolis
131 St Paul
131 Stillwater
131 Wayzata
132 East Grand Forks
132 Fergus Falls
133 Hutchinson
133 Marshall
133 Ortonville
133 Willmor
133 Worthington
MISSISSIPPI
005 Jackson
005 Jackson Co
MISSOURI
070 St Louis
094 Kansas City
094 St Joseph
137 Columbia
139 Joplin
139 Shannon Co
139 Springfield
001
001
003
001
001
003
005
001
001
022
028
001
001
003
013
014
015
016
018
021
023
024
025
026
027
006
001
002
001
001
001
001
001
001
002
001
002
002
003
006
007
012
032
001
001
003
004
010
on
012
018
002
003
001
002
003
001
001
005
007
010
Oil
F01
A01
G01
G01
A01
A01
F01
A01
F01
HOI
A01
A01
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
F01
F01
A01
F01
F01
F01
A01
F01
F01
A01
A03
A10
HOI
HOI
HOI
HOI
HOI
HOI
A01
HOI
HOI
HOI
HOI
HOI
HOI
HOI
F01
F01
F01
F01
F01
F01
A03
HOI
HOI
HOI
HOI
16
32
38
18
26
21
12
26
26
17
13
26
53
47
45
43
47
40
40
46
40
45
43
14
8
6
6
20
15
17
16
10
16
12
26
25
155
155
29
23
52
48
7
25
83
62
61
61
61
61
61
65
47
55
55
34
77
25
75
85
45
83
6.
11.
5.
14.
11.
6.
17.
28.
28.
18.
48.
31.
24.
24
23.
29.
20.
11.
6.
11
19.
26.
19.
12.
14.
22.
24.
9.
41.
17.
13.
33.
24.
18.
28
13.
45.
45.
77.
77.
43.
28.
74.
25.
1.
38.
1.
1.
46.
1.
1.
21.
26.
20.
17.
18.
11.
12.
21.
33.
26.
22.
7.
23.
5.
18.
38.
40.
20.
43.
43.
47.
48.
39.
41.
72
48.
62.
36.
33
16.
36
32.
45.
31.
23.
14.
22.
24.
16.
41.
30.
60.
33.
38.
21.
39
14.
72.
72.
93.
82.
67.
42.
74.
49.
62.
42.
58.
41.
83.
53.
43.
31.
34.
29.
30.
25.
24.
18.
27.
48.
40.
58.
13.
73.
9.
30.
54.
54.
48.
53.
53.
71.
73.
58.
62.
95
62.
77.
47.
45
34.
51
50.
54.
39.
58.
34.
22.
31.
55.
64.
58.
72.
55.
50.
47.
68
18.
103.
103.
124.
108.
110.
63.
79.
84.
86.
52.
83.
55.
107.
68.
64.
44.
51.
41.
47.
36.
38.
23.
40.
65.
53.
93.
28.
108.
17.
38.
64.
63.
60.
73.
73.
80.
80.
66.
80.
132
90.
96.
52.
54
46.
73
55.
63.
48.
62.
41.
40.
36.
78.
101.
86.
82.
62.
65.
68.
77
23.
127.
127.
154.
120.
153.
82.
99.
93.
106.
60.
101.
69.
130.
88.
85.
63.
73.
49.
56.
45.
48.
25.
48.
80.
63.
116.
51.
227.
22.
51.
89.
77.
69.
88.
88.
92.
103.
110.
109.
170
102.
120.
66.
59.
60.
96
69.
74.
68.
69.
48.
85.
49.
116.
152.
118.
90.
150.
105.
76.
93
28.
173.
173.
196.
164.
191.
114.
112.
114.
122.
75.
124.
80.
171.
107.
100.
87.
85.
65.
72.
56.
57.
29.
60.
94.
79.
155.
94.
467.
38.
76.
131.
101.
97.
106.
106.
109.
164.
261.
169.
238
165.
150.
103.
100
81.
141
108.
103.
96.
216.
106.
85.
68.
127.
260.
181.
117.
226.
186.
107.
112
43.
256.
256.
212.
283.
324.
135.
270.
183.
166.
109.
169.
100.
259.
144.
122.
121.
140.
83.
119.
93.
74.
39.
78.
130.
93.
263.
107.
581.
41.
170.
141.
131.
151.
164.
164.
137.
361.
306.
306.
272
263.
217.
120.
104
109.
189
125.
135.
166.
217.
106.
85.
68.
139.
337.
275.
143.
301.
260.
112.
128
44.
306.
306.
216.
318.
368.
144.
270.
192.
189.
117.
179.
107.
292.
176.
135.
132.
149.
122.
137.
98.
96.
40.
87.
137.
110.
316.
107.
635.
49.
170.
317.
210.
151.
361.
361.
137.
361.
307.
455.
427
350.
420.
329.
416.
305.
395
347.
363.
290.
217.
106.
85.
68.
258.
337.
275.
143.
301.
260.
112.
154
45.
371.
371.
249.
550.
605.
240.
270.
242.
242.
137.
291.
122.
380.
216.
168.
246.
182.
149.
186.
98.
163.
41.
110.
237.
116.
385.
107.
635.
49.
170.
317.
210.
151.
361.
361.
137.
361.
307.
455.
427.
350.
420.
329.
416.
305.
395
347.
363.
290.
217.
106.
85.
68.
258.
337.
275.
143.
301.
260.
112.
154.
45.
378.
378.
249.
550.
605.
240.
270.
242.
242.
137.
291.
122.
380.
216.
168.
246.
182.
149.
186.
98.
163.
41.
110.
237.
116.
385.
81.
84.
84.
104.
101.
143
100.
110.
69.
71
55.
89
77.
64.
"
80
25.
148.
148.
179.
88.
105.
108.
67.
109.
69.
150.
92.
80.
50.
27.
52.
84.
139.
58.19
63.34
63.34
77.76
77.50
77.34
64.42
67.43
57.40
71.84
47.67
7061
57.64
54.70
2765
9.37
73.53
73.53
108.43
40.77
49.28
42.42
24.45
48.40
23.35
72.12
43.00
35.25
23.66
7.88
18.77
32.27
83.42
66.41
72.33
72.33
83.79
83.64
75 15
85.82
96.40
58.48
Vi84
43.17
7769
67.32
52.40
7'i38
23.23
132.46
132.46
151.97
79.66
94.14
95.69
63.69
93.84
61.43
134.71
69.95
61.08
45.40
25.68
48.52
78.27
117.41
1.92
1.66
1.66
1.89
1.79
1.71
1.70
1.63
1.66
1.81
2.03
1.88
1.59
1.78
1.47
1.43
1.60
1.60
1.78
1.60
1.63
2.02
1.40
2.21
2.02
1.58
3.28
3.23
1.60
1.36
1.45
1.46
1.82
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10
30
50
70
90
95
99 obs. Mean std.dev. Mean Std.dev.
MISSOURI -Cont.
MONTANA
141 Glacier Nat Park
142 Helena
144 Missoula Co
NEBRASKA
085 Omoha
146 Thomas Co
NEVADA
013 Las Vegas
147 White Pine Co
148 Reno
148 Sparks
148 WashoeCo
NEW HAMPSHIRE
107 Coos Co
121 Concord
NEW JERSEY
043 Asbury Park
043 Boyonne
043 Bloomfield
043 Bound Brook
043 Carteret
043 Dover
043 East Orange
043 Essex Co
043 Fairview
043 Fort Lee
043 Hackensack
043 Hoboken
043 Irvington
043 Jersey City
043 Linden
043 Middlesex Co
043 Monmouth Co
043 Morristown
043 Newark
043 New Brunswick
043 Orange
043 Passaic
043 Paterson
043 Perth Amboy
043 Red Bank
012
013
014
015
016
001
001
001
001
001
001
001
001
003
004
001
002
002
001
001
002
001
004
002
001
001
001
002
001
001
001
001
002
001
001
001
003
004
001
001
001
002
001
003
001
001
001
001
001
001
002
001
HOI
HOI
HOI
HOI
HOI
A03
A01
G01
A01
A03
A01
A03
A01
101
G01
G01
101
101
A03
A01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
A01
F01
A01
F01
F01
83
81
88
74
84
25
24
52
25
24
25
26
26
27
28
30
31
27
23
25
20
21
85
22
5
125
22
21
22
113
23
5
6
15
19
25
133
11
26
120
32
18
24
41
31
25
7
26
38
26
113
9
13.
16
22
18
14
2.
12
28.
57
6.
51
1
35.
52.
36.
37.
30.
16.
5.
12.
40.
27
1.
22.
60.
32
22.
26.
14.
23.
33.
50.
45.
31.
23.
31.
65.
43.
32.
20.
24.
34.
32.
25.
28.
36.
36.
31.
31.
39.
36.
39.
23.
27.
35.
43
40
5.
20
56.
79.
10.
60
2.
45.
58.
38.
59.
41.
22.
9.
14.
48.
53
55.
31.
60.
52
36.
34.
24.
57.
39.
50.
45.
61.
30.
63.
84.
70.
57.
45.
26.
36.
41.
74.
42.
52.
36.
40.
40.
49.
48.
39.
33.
39.
45.
56
55
6.
32
92.
103.
13.
77
5.
53.
72.
51.
77.
46.
31.
10.
26.
56.
68
69.
41.
63.
84
48.
51.
30.
80.
51.
78.
57.
76.
46.
88.
106.
76.
80.
62.
34.
54.
68.
124.
55.
64.
40.
59.
50.
73.
64.
48.
43.
51.
63.
67
78
7.
40
123.
123.
17.
89
8.
75.
85.
60.
89.
57.
39.
16.
35.
68.
85
88.
49.
64.
110
58.
60.
37.
103.
86.
92.
73.
112.
69.
102.
132.
98.
88.
74.
40.
69.
90.
148.
83.
72.
63.
80.
71.
82.
81.
59.
56.
67
84.
83
102
12.
50
155.
174.
23.
133
13.
137.
128.
72.
109.
67.
44.
22.
44.
103.
126.
113.
67.
81.
128
78.
78.
59.
137.
96.
104.
109.
155.
85.
124.
157.
124.
118.
99.
55.
84.
102.
189.
87.
94.
84.
104.
100.
103.
95.
76.
75.
112
126.
119
164
25.
90
220.
240.
50.
184
24.
230.
149.
84.
139.
82.
51.
30.
78.
122.
154
152.
90.
118.
172
96.
109.
81.
194.
116.
144.
138.
193.
98.
172.
214.
164.
143.
145.
75.
102.
161.
248.
98.
114.
101.
143.
143.
139.
140.
134.
89.
166
145.
135
183
33.
113
299.
324.
50.
188
28.
247.
160.
89.
143.
85.
53.
34.
83.
129.
172.
178.
90.
118.
196
no.
110.
83.
228.
130.
144.
138.
260.
112.
190.
243.
169.
167.
164.
89.
113.
197.
276.
105.
119.
101.
152.
176.
171.
172.
134.
111.
414
851.
167
265
36.
202
366.
353.
63.
190
29.
253.
211.
103.
184.
88.
54.
42.
88.
164.
176.
461.
114.
118.
233
142.
126.
88.
316.
276.
144.
138.
260.
112.
239.
325.
169.
171.
211.
193.
113.
200.
324.
108.
128.
101.
241.
241.
210.
205.
134.
111.
414
851.
167
265
36.
202
366.
353.
63.
190
29.
253.
211.
103.
184.
88.
54.
42.
88.
164.
176.
461.
114.
118.
419
142.
126.
88.
321.
276.
144.
138.
260.
112.
239.
332.
169.
171.
218.
193.
113.
200.
324.
108.
128.
101.
241.
241.
210.
267.
134.
47.
69
78.
74
92
11.
52
151.
22.
108
11.
107.
18.
39.
97.
99.
Ill
117.
109.
140.
88.
93.
88.
82.
92.
88.
21.36
6501
90.03
30 14
5206
9.02
4063
77.15
15.31
4404
8.11
68.25
9.92
21.86
45.37
57.36
51 04
58.92
45.03
51.16
40.62
44.10
45.71
44.38
38.56
39.98
42.65
5457
M72
iSR43
7970
8.44
41 39
13558
18.59
9972
775
89.05
15.22
33.04
R633
85.18
10058
104.10
100.66
131.30
79.73
83.37
77.84
72.05
85.23
80.29
.57
.89
.75
.51
.74
2.03
1.93
1.60
1.85
1.50
2.38
1.84
1.80
1.79
1.66
2.04
1.57
1.64
1.53
1.41
1.58
1.60
1.65
1.64
1.49
1.51
-------
PARTICULATE, mierograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Arithmetic
Geometric
10
30
50
70 90
95
99
Max.
obs- Mean Std.dev. Mean Std. dev.
NEW JERSEY -Cont.
043 Roselle
043 Sayreville
043 Somerville
043 Union City
043 Westwood
045 Camden
045 Camden Co
045 Glassboro
045 Hamilton
045 Trenton
NEW MEXICO
1 52 Albuquerque
NEW YORK
043 Babylon
043 Garden City
043 Mount Vernon
043 New Rochelle
043 New York City
043 Ossining
043 Peekskill
043 Rockland Co
043 Rye
043 St. James
043 Southampton
043 Suffern
043 Suffolk Co
043 Westchester Co
043 White Plains
043 Yonkers
158 East Syracuse
158 Jefferson Co
158 Onondago Co
158 Rome
158 Solvay
158 Syracuse
158 Utica
159 Glens Falls
159 Moss6no
160 Monroe Co
160 Rochester
160 Webster
161 Albany
161 Cohoes
161 Colonie
161 Columbia Co
161 Dutchess Co
161 Ellenville
161 Johnstown
161 Kingston
001
001
002
001
001
001
002
001
001
001
001
001
001
001
001
001
002
001
001
002
001
002
001
001
001
001
001
001
002
Oil
022
001
002
003
001
004
001
001
001
002
001
001
001
003
004
001
001
001
001
002
001
002
003
001
002
001
001
001
001
001
001
001
F01
F01
F01
F01
F01
A01
A01
A01
A01
A01
F01
A01
HOI
F01
F01
F01
F01
fOl
F01
G01
FOl
.601
FOl
FOl
G01
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
G01
FOl
G01
FOl
A03
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
FOl
116
2
42
99
34
26
26
25
23
24
24
26
26
57
49
57
59
53
58
57
59
1
60
61
61
55
60
59
57
57
53
60
59
50
46
51
57
26
50
58
51
56
58
58
56
55
58
56
61
61
52
61
61
60
59
52
56
56
57
55
56
49
27
60.
37.
39.
18.
67.
15
15.
26
28.
28
35.
35.
6.
22.
33.
39
49.
30.
30.
33.
82.
20.
29
29.
.17.
17.
15
17
21
11.
20.
20.
34.
68.
68
20.
4.
3.
15.
21.
23.
19.
5
19
29.
21.
12
17.
12.
38.
30.
22.
8.
27.
16.
23.
8.
13.
17.
13.
29.
55.
60.
47.
70.
35.
72.
43
39.
47.
41.
41.
47.
47.
33.
38.
44.
54
77.
34.
34.
42.
82.
33.
36
37.
29.
25.
25
26
26
29.
31.
30.
46.
100.
98
59.
9.
18.
33
46.
37.
62.
44
57
55.
30.
15.
35.
25.
67.
48.
48.
16.
69.
34.
35.
21.
20.
33.
18.
39.
74.
60.
55.
98.
48.
102.
62
53.
63
52.
52
78.
78.
49.
51.
59.
71
99.
50.
53.
63.
82.
54.
47
47.
38.
39.
42
34
40
42.
46.
46.
63.
139.
142
71.
11.
33.
62
57.
51.
102.
75
75
74.
45.
26.
54.
33.
81.
64.
77.
28.
98.
54.
49.
27.
34.
57.
34.
66.
94.
60.
70.
116.
66.
123.
74
59.
78
62.
62.
90.
90.
61.
59.
79.
81
117.
62.
62.
78.
82.
67.
60
64.
45.
54.
54
42
51
61.
54.
54.
71.
175.
181
112.
22.
44.
95
69.
63.
143.
91
97
92.
52.
34.
64.
42.
98.
77.
93.
35.
121.
70.
66.
33.
39.
72.
42.
76.
123.
70.
86.
144.
86.
139.
103.
82.
93.
75.
75.
113.
113.
76.
72.
110.
107
139.
89.
87.
96.
82.
82.
80.
81.
61.
64.
70
56.
68
89.
76.
76.
85.
238.
280.
125.
37.
59.
133.
83.
93.
195.
128.
118.
109.
66.
47.
88.
56.
134.
91.
112.
49.
150.
89.
80.
43.
47.
86.
51.
93.
158
70.
114.
196.
121.
223.
145
130.
154
99.
99
134.
134.
115.
103.
141.
136
201.
109.
110.
134.
82.
96.
98
100.
80.
99.
101
85.
106
122.
104.
109.
122.
328.
353
178.
52.
90.
268.
114.
143.
321.
200.
166
161.
91.
73.
119.
73.
181.
122.
156.
68.
196.
123.
97.
64.
69.
114.
70.
149.
194.
70.
144.
230.
133.
227.
180
137.
159.
121.
121.
179.
179.
122.
111.
157.
156
217.
123.
123.
145.
82.
115.
112.
112.
95.
106.
106
103.
115.
126.
110.
112.
125.
348.
485.
206.
62.
95.
314.
155.
158.
376.
238.
221.
173.
117.
82.
134.
78.
247.
140.
167.
73.
.225.
153.
118.
70.
75.
155.
78.
161.
259
70.
170.
434.
157.
236.
196
138.
209
132.
132
190.
190.
163.
159.
290.
199
241.
141.
141.
295.
82.
141.
122
122.
119.
113.
152
115.
160
142.
151.
153.
192.
353.
500.
377.
102.
106.
374.
272.
289.
692.
372.
282.
240.
225.
98.
163.
132.
275.
142.
201.
86.
267.
177.
152.
82.
97.
195.
93.
171.
290.
70.
170.
434.
157.
236.
196
138.
209
132.
132
190.
190.
163.
159.
290.
199
241.
141.
141.
295.
82.
141.
122.
122.
119.
113.
152
115.
160.
142.
151.
153.
192.
353.
500.
377.
102.
106.
374.
272.
289.
692.
372.
282.
240.
225.
98.
163.
132.
275.
142.
201.
86.
267.
177.
152.
82.
97.
195.
93.
171.
103.
128.
131.
87
71.
85
67.
67
94.
94.
67.
64.
90.
91
127.
70.
70.
84.
68.
65
66.
51.
56.
58
49
. 58
68.
65.
65.
194.
219
111.
28.
118.
78.
79.
173.
111.
105
98.
60.
40.
72.
47.
116.
80.
98.
40.
128.
75.
67.
37.
43.
76.
44.
84.
46.09
62.66
49.37
44.60
33.75
41.95
25.75
25.75
38.56
38.56
30.99
24.81
44.63
3383
46.60
28.38
28.53
41.22
27.60
24.04
24.21
22.80
25.69
2822
23.18
30 15
33.82
29.11
29.65
83.62
113.80
59.38
22.29
88.28
41.49
47.06
1 19.33
68.40
49.07
43.79
31.40
20.80
33.22
22.15
53.69
27.02
39.99
18.54
49.84
36.31
27.01
16.50
18.77
36.00
18.34
35.59
9427
116.76
122.73
7623
63.71
76.85
62.38
6737
86.55
86.55
58.98
59.49
81.48
8'i93
118.42
63.95
64.16
76.81
61.66
AO 79
62.07
46.43
50.77
SI 41
4452
SI 76
59.54
59.23
58.66
176.97
191 57
96.60
20.66
9013
70.26
68.78
141.60
9704
9488
89.69
53.82
1468
64.70
42.06
105.00
75.44
89.20
35.49
117.33
66.80
61.84
33.83
39.03
67.59
40.48
76.54
1.55
1.53
.44
.75
.66
.59
.45
1.45
1.53
1.53
.72
.44
.58
.42
.45
.52
.52
.53
.57
.46
.45
.55
.61
.66
.56
.61
.75
.57
.58
.56
.69
.72
2.26
2.14
1.59
.70
.91
.96
.60
.54
.56
.70
.64
.63
.55
.42
.56
.67
.54
.67
.52
.59
.58
.66
.59
.53
10
-------
PARTICULATE, mierograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site Site Ag/ No. Min.
location No. pro), obs. obs.
NEW YORK-Cont.
161 New Paltz
161 Poughkeepsie
161 Rensselaer Co
161 Saugerties
161 Schenectody
161 Schenectady Co
161 Schohorie Co
161 Troy
162 Akron
162 Buffalo
162 Cheektowaga
162 Erie Co
162 Lackawanna
162 Lewiston
162 Lockport
162 Niagara Co
162 Niagara Falls
162 North Tonowanda
162 Sloan
163 Binghamton
163 Endicott
163 Johnson City
164 Elmira
NORTH CAROLINA
166 Durham
167 Belmont
167 Bessemer City
167 Charlotte
167 Cherryville
167 Cramerton
167 Dallas
167 Davidson
1 67 Gastonia
167 Landis
167 Mecklenburg Co
001
001
001
on
001
001
002
001
on
002
002
001
001
002
003
001
001
on
001
002
001
002
004
001
002
001
002
001
002
004
005
001
002
003
001
002
001
001
001
001
001
002
001
001
002
003
004
005
006
007
008
009
010
012
001
001
001
002
003
001
002
002
003
001
001
002
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
AOI
GOI
G02
GOI
AOI
GOI
GOI
GOI
GOI
GOI
GOI
GOI
GOI
G02
GOI
GOI
GOI
GOI
GOI
GOI
GOI
GOI
G02
G02
GOI
GOI
GOI
GOI
46
65
61
58
40
53
57
53
61
54
61
53
51
59
54
59
51
61
58
59
61
57
48
54
58
54
54
56
53
54
61
61
44
58
49
50
48
56
23
23
36
34
25
25
36
39
42
40
45
29
34
34
41
17
34
41
29
6
36
39
39
41
35
42
35
24
34
20.
28
5.
27.
18.
15.
10.
8.
17
14.
23.
47.
38
12.
30.
33
9.
44.
30.
18
20.
20.
20.
13.
35.
23
35.
24.
53
30.
19.
33.
21
7.
11.
14.
26.
54
54.
1.
47
42
42.
12.
38.
31.
21
37.
20.
24
32.
13.
48.
12.
5.
27.
20.
30.
31.
21.
11.
27.
25.
18.
20.
Percentiles
10 30 50 70 90 95 99
50
27.
57
12.
45.
36.
37
18.
26.
28
32.
37.
59.
53
78.
52.
52
17.
83.
64.
35
30.
35.
32.
30.
68.
43
59.
37.
98
60.
41.
45.
37
26.
. 23.
43.
38.
75
75.
40.
51
51
51.
55.
68.
47.
33
61.
26.
41
41.
59.
54.
36.
33.
29.
20.
46.
41.
26.
65.
42.
39.
24.
27.
66
38.
72
18.
63.
51.
53
28.
38.
51
46.
57.
75.
64
141.
82.
62
26.
154.
107.
60
50.
54.
53.
42.
91
93
91.
59.
154
83.
70.
60.
52
42.
44.
54.
49.
121
121.
310.
58
88.
88.
86.
88.
61.
47
82.
45.
48
52.
85.
77.
61.
62.
39.
41.
59.
59.
41.
101.
59.
59.
42.
35.
72
54.
87
26.
80.
62.
68
41.
44.
63
55.
71.
93.
80
180.
100.
77
35.
235.
144.
79
68.
70.
64.
56.
113
115
119.
85.
206
96.
95.
70.
65
63.
60.
72.
64.
140
140.
510.
82
98.
98.
110.
110.
70.
57
91.
56.
66
60.
98.
83.
73.
76.
58.
47.
84.
72.
46.
118.
77.
80.
54.
42.
91
65.
99
37.
92.
79.
86
57.
55.
109
62.
102.
114.
93
226.
127.
87
42.
299.
234.
123
84.
100.
89.
75.
159.
172
167.
113.
248
121.
114.
77.
85
78.
87.
86.
75.
174
174.
600.
103
128.
128.
133.
153.
83.
66
104.
72.
87
72.
132.
115.
89.
101.
77.
76.
107.
95.
68.
162.
99.
99.
67.
55.
140
96.
118
51.
126.
105.
121
77.
80.
152
84.
125.
193.
140
369.
199.
121
62.
460.
342.
181
120.
141.
112.
109.
201.
235
267.
172.
372
167.
225.
115.
114
119.
135.
106.
85.
191
191.
880.
251
239.
239.
259.
195.
112.
101
173.
86.
133.
124.
166.
170.
108.
130.
87.
100.
155.
132.
84.
270.
215.
141.
89.
61.
167
100.
132
63.
148.
124.
135
80.
94.
209
85.
146.
240.
185
420.
209.
204
67.
483.
400.
218
143.
151.
117.
124.
230.
308
336.
240.
417
206.
249.
124.
144
131.
163.
140.
108.
231
231.
980.
590
264.
264.
291.
227.
128.
179
249.
102.
156.
130.
197.
293.
122.
170.
95.
100.
190.
161.
99.
365.
259.
159.
115.
70.
247
135.
143
87.
513.
133.
136
134.
117.
342
108.
182.
303.
339
523.
300.
255
86.
508.
431.
314
157.
187.
141.
155.
406.
370
383.
375.
664
298.
300.
145.
185
168.
244.
353.
121.
261
261.
990.
790
492.
492.
341.
272.
158.
840
353.
121.
165.
144.
231.
293.
126.
208.
142.
100.
260.
210.
102.
680.
286.
162.
120.
109.
Max.
obs.
247
135.
143
87.
513.
133.
136
134.
117.
342
108.
182.
303.
339
523.
300.
255
86.
508.
431.
314
157.
187.
141.
155.
406.
370
383.
375.
664
298.
300.
145.
185
168.
244.
353.
121.
261
261.
990.
790.
492.
492.
341.
272.
158.
840
353.
121.
165.
144.
231.
293.
126.
208.
142.
100.
260.
210.
102.
680.
286.
162.
120.
109.
Arithmetic Geometric
Mean Std. dev. Mean Std. dev.
86
57.
86.
30.
95.
67.
72
45.
50.
87
56.
80.
109.
92.
204.
110.
85
36.
244.
182.
99
71.
82.
69.
63.
133.
138
142.
100.
222
109.
107.
74.
73
65.
63.
142
142.
465.
138.
130.
130.
124.
124.
76.
84
108.
77
108.
74.
60.
91.
82.
54.
154.
85.
57.
39 14
26.59
2559
17.38
76.64
27.23
31 12
24.83
22.47
6073
19.80
36.00
56.51
4779
110.12
51.65
4292
17.36
130.02
105.15
6524
33.11
41.70
29.38
31.19
67.82
7949
81.39
67.47
11702
51.11
65.30
26.60
3372
34.58
20.88
4961
49.61
287.89
171 39
95.17
95.17
70.68
52.04
27.75
12735
60.18
38 16
48.32
27.48
26.44
48.39
38.58
21.95
135.43
38.30
25.33
7958
50.83
82.08
25.16
81.55
61.52
64.60
38.73
44.91
6966
51.99
71.86
98.04
83.97
172.43
99.88
7824
32.26
206.49
152.62
8000
63.58
71.04
62.87
55.48
118.73
11459
122.24
83.39
19433
98.80
90.53
69.67
6635
55.11
59.49
13325
133.25
281.19
9575
109.02
109.02
106.23
113.98
71.26
62 16
96.77
6876
95.34
67.39
54.98
81.22
73.99
49.60
113.32
75.97
51.08
.48
.62
.40
.79
.65
.52
.62
.78
.63
.96
.49
.61
.56
.49
.90
.58
.49
.66
.85
.85
.96
.64
.74
.60
.69
.63
.92
.74
.84
.71
.56
.81
.41
.57
1.93
1.42
1.46
1.46
4.66
2.07
1.78
1.78
1.83
1.53
1.42
1.85
1.56
1.63
1.77
1.62
1.55
1.63
1.56
1.52
2.40
1.63
1.61
11
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. pro), obs. obs.
Percentiles
Arithmetic
Geometric
10 30
50
70 90 95 99 obs- Mean Std. dev. Mean Std.dev.
NORTH CAROLINA -Conl
167 Mount Holly
167 Rowan Co
167 Salisbury
168 Cape Hatteras Nat
Park
171 Buncombe Co
171 Canton
171 Haywood Co
171 Henderson Co
171 Waynesville
NORTH DAKOTA
130 Fargo
172 Bismarck
172 Minot
172 Ward Co
OHIO
079 Cincinnati
079 Hamilton
103 Akron
124 Oregon
124 Rossford
124 Toledo
173 Dayton
173 Kettering
001
001
002
004
005
002
001
001
002
003
005
006
017
018
019
002
001
002
003
001
002
003
001
001
001
001
002
001
001
002
002
003
001
001
002
001
001
003
012
013
014
015
016
017
018
019
001
001
002
003
004
005
006
007
008
009
010
Oil
012
013
001
G02
G03
G01
G01
G02
G01
A03
101
101
101
101
101
101
102
101
102
101
102
102
101
101
101
101
F01
F01
F01
F01
A01
HOI
A01
HOI
AID
F01
HOI
HOI
HOI
A01
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
A01
F01
G01
G01
G01
G01
G01
G01
G01
G01
G01
G01
G01
G01
GDI
35
49
46
47
40
46
25
58
62
67
60
68
6
13
7
55
13
67
53
71
75
69
41
26
28
26
26
26
26
25
25
159
25
25
12
11
26
11
12
12
10
12
12
12
12
12
26
26
35
31
29
6
26
5
7
6
33
7
7
17
11
28.
25.
25
37
12
16.
15.
20.
12
18.
33.
53.
11.
42.
22.
10.
48.
38
12.
15.
23
11.
45.
10.
27
14.
4.
31.
31.
22.
22.
32.
36
28
27.
26.
38.
40.
41.
38.
48.
36.
40.
40.
36.
39.
32.
32.
27.
12.
71.
53.
22.
49.
25.
46.
17.
24.
69.
60.
16.
52.
33.
45
47.
56.
44
22.
49.
28.
48.
52.
99.
11.
68.
22.
66.
53.
55
32.
28.
52
20.
60.
27.
32
25.
10.
49.
49.
37.
37.
57.
56
59
39.
60.
40.
58.
53.
61.
48.
40.
46.
41.
43.
48.
59.
59.
45.
40.
115.
53.
24.
49.
25.
46.
36.
24.
69.
60.
40.
83.
57.
55
73
72
71
31.
70.
40
64.
96.
158.
40.
180.
40.
93.
70.
68
48.
44.
70
30.
70.
39.
49
38.
16.
77.
77.
64.
64.
82.
79
89
72.
73.
61.
104.
81.
71.
75.
75.
70.
72.
50.
68.
91.
91.
65.
76.
155.
78.
50.
53.
58.
47.
55.
56.
75.
108.
49.
103.
87.
78
97.
102.
95.
44.
82.
48.
89.
140.
190.
41.
310.
45.
120.
112.
83.
66.
52.
80
41.
84.
45.
58.
56.
17.
96.
96.
84.
84.
102.
102.
121
75.
79.
85.
111.
92.
92.
88.
81.
84.
79.
84.
100.
103.
103.
94.
98.
252.
113.
59.
81.
70.
55.
81.
56.
77.
120.
59.
126.
107.
92
117
114.
116.
61.
101.
58.
125.
180.
240.
94.
360.
52.
168.
170.
113.
95.
63.
104
49.
98.
68.
76
71.
28.
138.
138.
102.
102.
127.
135.
134
78.
91.
113.
129.
174.
113.
112.
138.
109.
106.
104.
117.
135.
135.
120.
123.
353.
139.
93.
87.
88.
84.
120.
57.
77.
141.
89.
217.
167.
128
143
172
164
116.
170.
90
185.
260.
370.
95.
450.
65.
300.
225.
155
156.
78.
160
85.
136.
146.
146
148.
52.
183.
183.
135.
135.
204.
178.
207
88.
127.
141.
185.
236.
118.
128.
161.
124.
127.
119.
167.
179.
179.
162.
162.
809.
151.
128.
479.
101.
92.
149.
144.
124.
171.
99.
256.
188.
165
156
191
193
152.
230.
112
232.
306.
410.
95.
500.
65.
550.
500.
190
195.
96.
245
99.
160.
246.
165
755.
55.
187.
187.
168.
168.
230.
217
211
97.
136.
143.
189.
249.
188.
141.
176.
140.
181.
133.
190.
195.
195.
180.
204.
899.
151.
129.
479.
101.
92.
159.
144.
124.
177.
111.
299.
243.
249
233
231
276
226.
300.
250
312.
340.
560.
95.
500.
65.
625.
500.
480
250.
229.
510
120.
198.
387.
204
891.
69.
227.
227.
193.
193.
357.
250.
218
97.
136.
144.
189.
249.
188.
141.
176.
140.
181.
133.
190.
229.
229.
195.
206.
963.
151.
142.
479.
101.
92.
181.
144.
124.
177.
111.
299.
243.
249
233.
231.
276.
226.
300.
250.
312.
340.
560.
95.
500.
65.
625.
500.
480.
250.
229.
510
120.
198.
387.
204.
891.
69.
227.
227.
193.
193.
462.
250.
218.
97.
136.
144.
189.
249.
188.
141.
176.
140.
181.
133.
190.
229.
229.
195.
206.
963.
151.
142.
479.
101.
92.
181.
144.
124.
177.
111.
114.
92.
84
98.
105.
101.
58.
96.
58.
104.
149.
213.
166.
102.
57.
103
45.
73.
74.
117.
25.
110.
110.
87.
87.
115.
114.
120
91.
112.
112.
61.00
49.32
41.66
40.63
47.09
51.58
47.38
52.81
40.55
60.89
75.99
102.75
132.09
63.05
33.15
7779
24.15
80.11
43.25
211.15
15.80
50.06
50.06
41.36
41.36
59.59
53.57
4968
35.94
46.36
46.36
00.76
79.53
7S 19
8997
9134
R799
46.51
84.87
4999
89.56
129.76
190.86
128.96
9096
50.62
R759
38.99
52.87
6432
62.00
20.12
98.73
98.73
77.79
77.79
103.31
10725
10R97
83.32
102.72
102.72
.67
.75
.59
.55
.70
.74
.93
.65
.71
.73
.75
.63
2.08
1.58
1.62
1.70
1.68
2.14
1.68
2.54
1.94
.64
.64
.67
.67
.58
.61
.60
1.54
1.55
1.55
12
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10 30
50 70
90
95
99 °DS- Mean Std.dev. Mean Std. dev.
OHIO -Cent.
173 Miamisburg
173 Ottawa
173 Trotwood
173 Vandalia
174 Akron
174 Barberton
1 74 Canton
174 Cleveland
174 Stark Co
175 Wayne Co
178 Youngstown
181 Steubenville
OKLAHOMA
017 Cherokee Co
184 Oklahoma City
186 Claremore
186 Tulsa
189 Duncan
189 Lawton
OREGON
190 Eugene
192 Newport
193 Albany
193 Corvallis
193 Dallas
193 Eugene
001
001
001
001
001
002
orn
004
005
006
001
001
002
no?
004
00 •>
006
OOR
Oil
001
001
no?
00 "i
OOA
007
mfl
009
010
Oil
012
013
015
017
020
021
07-1
027
001
001
002
001
nni
001
001
001
noi
(V>9
190
001
nn
660
640
641
644
002
005
001
001
002
003
002
004
GO)
G01
G01
GDI
A01
HOI
HOI
HOI
HOI
HOI
HOI
HO?
HOI
HO?
H02
HO?
H02
HOI
HOI
A01
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
F01
H03
H03
H03
A01
A01
101
A03
F01
A01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
G01
GO)
GO)
101
103
6
34
7
5
25
18
21
22
21
19
20
82
58
60
56
60
58
60
54
26
76
79
76
75
84
76
82
60
76
80
73
72
77
79
75
67
81
25
56
59
17
24
26
26
25
23
23
22
26
26
13
20
18
16
3
10
3
26
1
25
26
1
33.
48.
31.
72.
28.
30.
25.
34.
30.
51.
52.
50.
24.
41
25.
46.
36
18.
66.
50.
46
28.
63
17.
23.
68
39.
32.
35
60.
76.
34.
46
27.
29.
37
43.
23
23
31.
19.
38
55.
163.
10.
21
21
28.
19
19
27.
33.
15.
24.
34.
9.
72.
17.
92.
17.
24.
22.
33.
65.
31.
72.
59.
37.
38.
50.
61.
75.
74.
78.
48.
71
54.
72.
50
44.
87.
82
80
53.
98
48.
44.
132
72.
45.
56
90.
129.
60.
87
45.
46.
63
68.
37
33
55.
26.
55
57.
173.
13.
27
27
45.
29
29
44.
40.
22.
24.
34.
9.
72.
30.
92.
25.
38.
22.
57.
94.
32.
77.
89.
79.
63
77.
111.
126.
89.
105.
70.
109
80.
110
79
65
119
101
102
87
120
68.
72
187
102.
63.
82
131.
176.
79.
114
70.
65.
83
111.
63
47
95.
40.
83
82.
241.
20.
40
40
64.
36
36
48.
50.
41.
26.
34.
29.
72.
41.
92.
39.
43.
22.
70.
108.
44.
78.
121.
88.
78
100.
131.
136.
100.
121.
88.
148
100.
138
106
78
141
125
125
110
143
85.
87
236
122.
86.
102
161.
248.
96.
139
88.
84.
100
140.
72
60
128.
48.
92
106.
340.
25.
53
53
68.
45.
45
61.
61.
44.
34.
48.
44.
332.
64.
92.
57.
52.
22.
93.
151.
55.
117.
134.
106.
91
114.
136.
157.
120.
144.
113.
189
128.
174
122
105
175
177
162
134
165
98.
102
293
151.
98.
122
187.
321.
117.
176
109.
98.
124
220.
92
77
166.
64.
112
133.
427.
30.
59
59
88.
54
54
72.
75.
51.
48.
74.
53.
897.
92.
92.
85.
71.
22.
152.
203.
114.
127.
207.
138.
131.
129.
180.
208.
16U
185.
156.
292.
160.
236.
188
138.
229.
218.
230
177.
222.
134.
145.
373.
250.
149.
169.
254.
470.
152.
230
159.
176.
166.
335.
170.
120
226.
115.
130
204.
543.
36.
80.
80.
121.
83.
83.
74.
83.
72.
86.
74.
85.
897.
118.
92.
95.
101.
22.
152.
237.
114.
127.
211.
152.
134.
134.
212.
305.
164.
203.
167.
325
202.
253.
240
142.
289.
221.
239
209.
263.
188.
179.
449
267.
191.
218.
317.
600.
197.
275
198.
201.
271.
427.
208.
128
245.
120.
131
260.
741.
38.
91.
91.
212.
98.
98.
74.
94.
99.
90.
74.
132.
897.
157.
92.
100.
111.
22.
152.
307.
114.
127.
218.
152.
167
180.
286.
305.
189.
263.
187.
373
277.
495.
694
191.
406.
233.
371
309.
770
299.
231.
580.
455.
236.
252.
540.
784.
285.
322
266.
369.
417.
604.
218.
219
288.
120.
147
320.
1581.
54.
105.
105.
263.
124.
124.
74.
172.
99.
90.
74.
132.
897.
159.
92.
129.
136.
22.
152.
307.
114.
127.
218.
152.
167
180.
286.
305.
189.
263.
187.
373
277.
495.
694
191.
406.
233.
371
309.
770
299.
231.
580
455.
236.
252
540.
784.
285.
322
266.
369.
417.
604.
218.
219
288.
120.
147
320.
1581.
54.
105.
105
263.
124.
124.
74.
172.
99.
90.
74.
132.
897.
159.
92.
129.
136.
22.
120.
82
96.
127.
128.
94.
166
107.
152.
121
86.
157.
139
142
115.
160
92.
90.
247
138.
108
173.
272.
104.
150
97.
94.
117
185.
90.
68
133.
96
125.
390.
26.
53.
53
50.
50.
70.
60.
60.
49.68
3639
34.48
56.20
43.23
39.38
8371
48.16
76.62
9082
38.08
67.48
5049
6275
52.76
9223
47.63
40.04
9956
71.40
45 15
80.87
145.79
44.26
5808
46.45
56.20
6458
119.69
50.75
3601
63.00
2826
64.34
278.53
10.19
2097
2097
23.37
2337
38.15
30.07
25.92
108.97
74 18
89.31
114.52
21.73
84.94
14573
96.92
136.80
10387
77.23
14532
12938
12965
10414
14602
82.84
82 14
22681
123.69
9878
158.54
239.64
96.08
13961
87.25
82.75
10470
154.07
78 16
6080
117.95
91 41
111.94
336.95
23.85
4947
4947
45.45
4545
60.50
52.36
55.11
1.60
1.63
1.50
1.64
1.39
1.61
1.71
1.59
1.59
1.67
1.65
1.49
1.47
1.53
1.60
1.48
1.59
1.57
1.53
1.60
1.53
1.52
1.66
1.50
1.48
1.60
1.64
1.59
1.83
1.71
1 59
1.69
1 40
1.58
1.66
1.52
1.50
1 50
1.53
1 53
1.74
1.75
1.49
13
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. pro), obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10
30
50
70 90
95
99 obs. Mean std.dev. Mean Std. dev.
OREGON -Cont.
193 Me Minnville
193 Oregon City
193 Portland
193 St Helens
193 Salem
193 Washington Co
194 Curry Co
194 Grants Pass
194 Medford
PENNSYLVANIA
000 Unknown
045 Philadelphia
045 Warminster
045 West Chester
151 Allentown
151 Hazleton
151 Reading
151 Scranton
151 Wilkes-Barre
178 Clarion Co
178 Erie
195 Altoona
195 Bethlehem
195 Clinton Co
195 Jersey Shore
195 Johnstown
195 Lock Haven
195 Lycoming Co
002
002
nm
nm
003
on
01 S
017
019
021
022
071
027
028
001
no?
nm
001
mi
noi
003
004
001
001
002
004
005
006
001
001
nni
002
nm
nn4
(HI1)
001
nni
nni
nni
nni
001
nni
001
nni
001
nm
001
002
003
004
001
002
003
004
001
001
002
003
004
005
007
008
009
001
003
004
101
102
AOI
FOI
101
102
in?
101
mi
101
101
in?
102
101
101
GOl
R01
103
*m
FOI
FOI
FOI
AOI
mi
FOI
FOI
FOI
FOI
FOI
AOI
HOI
A10
HOI
HOI
HOI
AOI
Am
AOI
AOI
AOI
AOI
AOI
A03
AOI
AOI
AOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
AOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
FOI
26
25
26
26
24
26
25
24
25
24
24
26
22
34
23
26
25
23
26
50
34
40
25
25
98
76
4
10
20
26
365
164
365
366
244
25
25
26
24
25
26
25
26
35
23
24
22
39
26
37
39
24
25
38
27
25
40
40
24
37
29
40
25
26
38
26
11.
23.
16
16.
18.
19.
30
6.
19
22.
6.
12
16.
29.
20.
15.
11
10.
16
12
32.
8.
30.
30
17.
32.
51.
100.
33.
24.
32
37.
21
19.
17
13.
31
45
49
62
85.
37
11.
29
46.
38
44.
40.
61.
26.
44.
26.
72.
29.
67.
23.
26.
19.
100.
47.
36.
18.
19.
38.
40.
30.
22.
28.
23.
23.
26.
31.
37
9.
23
25.
11.
28
18.
55.
20.
30.
24
13.
25.
28
43.
13.
49.
49
43.
61.
51.
100.
35.
64.
79
76.
65
59.
64.
28.
43.
51
61.
84
110.
68
24.
40
51.
59
49.
49.
71.
34.
53.
30.
76.
38.
72.
30.
29.
24.
110.
58.
52.
31.
28.
44.
49.
31.
31.
39.
45
45.
32.
39.
48
17.
35
32.
17.
49
35.
84.
22.
39.
31
18.
36
38
58.
22.
70.
70
70.
111.
260.
296.
49.
94.
105
107.
89
83.
86
46.
55.
69
80.
98
170.
92.
29.
59
63.
67
74.
66.
110.
49.
93.
52.
120.
48.
127.
46.
40.
40.
130.
69.
79.
37.
38.
70.
64.
40.
39.
65.
61
61.
43.
59.
72
24.
40
37.
25.
68
44.
97.
37.
55.
44
25.
53
49
69.
28.
111.
Ill
93.
142.
260.
373.
73.
114.
123
138.
108
105.
112
67.
62.
76
98.
126
234.
131
34.
76
75.
82
100.
80.
130.
69.
110.
57.
150.
60.
144.
71.
53.
48.
140.
81.
120.
46.
54.
99.
72.
58.
57.
103.
92
92
56.
94.
90
28.
57
48.
42.
83
51.
125.
58.
85.
68
30.
72
72
76.
33.
160.
160
131.
170.
317.
450.
100.
147.
154
175.
132
130.
141
85.
68.
108
124.
151
336.
155
41.
104
95.
105
160.
95.
150.
79.
140.
81.
230.
90.
181.
84.
63.
57.
180.
90.
152.
53.
77.
140.
98.
87.
90.
130.
127
127
73.
118.
116
50.
85
81.
59.
122
75.
158.
79.
127
89
49.
78
110
117.
48.
293.
293
201.
234.
530.
875.
140.
188.
200
250.
188
191.
198
133.
81.
148
192.
214
446.
174
58.
156
161.
150
200.
120.
230.
120.
160.
100.
320.
100.
340.
130.
85.
75.
210.
150.
190.
68.
130.
200.
130.
120.
95.
132.
133
133
98.
128.
118
57.
86
96.
102.
125
76.
160.
85.
137
100
63.
112
134
145.
61.
319.
319
233.
283.
530.
910.
170.
192.
246
291.
212
225.
256
187.
92.
149
274.
220
492.
177
76.
274
171.
205
210.
180.
230.
310.
170.
150.
350.
110.
389.
210.
100.
90.
220.
160.
230.
76.
130.
210.
210.
140.
97.
141.
327
327.
118.
130.
143
62.
108
104.
107.
126
78.
175.
88.
198.
149
65.
123
151
189.
66.
374.
374
487.
306.
530.
910.
190.
331.
319.
415.
287.
312.
301.
202.
108.
197
301.
222
607.
229.
76.
301.
273.
210.
260.
250.
270.
410.
260.
170.
370.
240.
495.
240.
210.
180.
280.
260.
260.
130.
130.
210.
300.
150.
97.
141.
327.
327.
118.
130.
143
62.
108
104.
107.
.126
78.
175.
88.
198.
149
65.
123.
151
189.
66.
374.
374
487.
306.
530.
910.
190.
331.
336
437.
321
369.
355.
202.
108.
197
301.
222.
607.
229.
76.
301.
273.
210
260.
250.
270.
410.
260.
170.
370.
240.
495.
240.
210.
180.
280.
260.
260.
130.
130.
210.
300.
150.
46.
73.
79.
79.
49.
68.
74
27.
49
46.
34.
71
45.
70.
55
55
62
137.
137
114.
147.
125.
135
152.
118
117.
123
76.
62.
89
117.
133
264.
125.
38.
93
92.
96.
175.
23.54
38.03
60.61
60.61
24.24
35.05
3029
16.07
2365
23.08
26.78
3273
19.06
42.00
31 74
2650
3363
91.51
91 51
73.14
64.18
59.93
5539
74.01
4951
56.35
5955
47.19
17.40
3676
64.13
4739
134.52
4545
15.95
61 55
51.33
4598
99.88
40.21
62.29
63.72
63.72
43.72
58.92
6756
23.17
4366
41.59
25.79
6208
40.57
58.54
4670
4924
5366
112.02
11202
95.58
132.09
111.64
125 15
136.84
10880
104.82
11025
62.95
59.65
8305
10460
12549
232.15
11558
35.15
79 17
82.62
8741
153.70
.70
.79
.94
.94
.60
.75
1 54
1.85
1.60
1.56
2.11
1 77
1.63
1.86
1 83
1.66
1 75
1.93
1 93
1.81
1.63
1.68
1 49
1.60
1 49
1.60
1 62
1.89
1 33
1 46
1 60
1 43
1.68
1 52
1.54
1 76
1.55
1 56
1.64
14
-------
PARTICIPATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site Site Aa/ No. Min. Percentiles ' Max. Arithmetic Geometric
location No. proj. obs. obs. 10 30 50 70 90 95 99 obs. Mean std.dev. Mean Std. dev.
PENNSYLVANIA -Cont.
195 Montoursville
195 Williamsport
196 Harrisburg
196 York
197 Allegheny Co
197 Brownsville
197 Butler
197 Butler Co
197 California
197 Chorleroi
197 Donora
197 Fayette Co
197 Monessen
197 Monongahela
197 Pittsburgh
197 Washington Co
197 Westmoreland Co
197 Zelienople
PUERTO RICO
244 Bayamon
244 Catano
244 Guayanilla
244 Ponce
005
006
001
003
004
005
001
003
006
007
008
009
010
012
013
014
001
001
061
001
004
003
007
002
003
004
006
007
008
on
014
015
017
018
019
002
004
002
003
004
001
007
009
001
003
004
005
001
002
009
010
016
017
019
021
002
001
003
004
001
002
001
001
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
A01
G01
G01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
F01
A01
A01
A01
A01
60
25
25
24
38
25
26
22
24
39
22
36
22
38
25
36
26
25
2
2
4
10
11
14
13
12
10
20
20
20
15
12
20
13
20
11
2
8
9
2
11
5
14
2
2
2
23
26
3
12
12
3
8
4
3
17
19
19
20
26
26
26
25
16
21.
27.
46.
47.
32.
47.
35.
41.
54.
33.
17.
42.
46.
46.
59.
29.
27
54.
95.
98.
48.
39.
41.
51.
83.
38.
26.
55.
50.
30.
38.
37.
42.
36.
42.
96.
78.
85.
120.
53.
1.
60.
94.
140.
71.
53.
69.
56.
48.
97.
81.
45.
95.
45.
30.
61.
63.
40.
53.
72.
16.
91.
35
24.
44.
49.
50.
40.
56.
42.
58.
61.
41.
42.
51.
56.
74.
65.
32.
69
54.
95.
98.
48.
51.
49.
54.
93.
38.
36.
66.
63.
49.
44.
48.
58.
38.
58.
96.
78.
85.
120.
57.
1.
63.
94.
140.
71.
74.
90.
56.
84.
110.
81.
45.
95.
45.
57.
62.
69.
47.
60.
77.
17.
112.
52
36.
65.
81.
60.
61.
120.
71.
100.
78.
67.
57.
85.
77.
120.
85.
46.
95
54.
95.
100.
79.
62.
77.
71.
140.
58.
78.
82.
87.
67.
57.
72.
65.
60.
98.
96.
95.
98.
120.
77.
59.
89.
94.
140.
71.
87.
120.
56.
110.
160.
81.
55.
120.
45.
87.
88.
88.
71.
69.
93.
21.
161.
65
44.
80.
84.
70.
76.
130.
76.
130.
93.
89.
77.
120.
87.
140.
93.
59.
113
54.
95.
100.
98.
110.
100.
110.
150.
80.
100.
110.
120.
88.
68.
100.
83.
73.
110.
96.
110.
130.
120.
120.
85.
100.
94.
140.
71.
120.
150.
83.
150.
210.
100.
76.
120.
100.
120.
150.
150.
87.
81.
123.
24.
194.
85
60.
100.
110.
90.
88.
190.
110.
160.
110.
100.
94.
170.
100.
180.
100.
76.
119
68.
170.
160.
120.
120.
120.
160.
190.
100.
150.
150.
170.
100.
150.
120.
97.
100.
130.
150.
140.
210.
190.
130.
100.
120.
160.
150.
100.
130.
219.
130.
230.
270.
130.
110.
130.
110.
140.
200.
180.
130.
102.
142.
33.
242.
130
86.
140.
150.
120.
110.
260.
130.
190.
160.
150.
150.
230.
140.
220.
140.
117.
160
68.
170.
220.
170.
140.
130.
180.
330.
110.
200.
280.
230.
130.
160.
190.
150.
150.
160.
150.
150.
220.
190.
230.
160.
150.
160.
150.
100.
160.
311.
130.
420.
310.
130.
140.
180.
110.
170.
290.
240.
180.
132.
218.
43.
323.
150
87.
150.
160.
140.
110.
260.
140.
200.
170.
210.
170.
270.
190.
230.
230.
123.
208
68.
170.
220.
260.
220.
150.
220.
350.
130.
210.
300.
250.
170.
200.
230.
150.
150.
160.
150.
150.
220.
190.
230.
160.
180.
160.
150.
100.
180.
385.
130.
460.
530.
130.
140.
180.
110.
170.
290.
250.
190.
157.
257.
45.
331.
180
98.
200.
180.
150.
150.
270.
170.
240.
190.
220.
200.
390.
190.
260.
240.
188.
212.
68.
170.
220.
260.
220.
150.
220.
350.
130.
290.
320.
300.
170.
200.
280.
150.
220.
160.
150.
150.
220.
190.
230.
160.
180.
160.
150.
100.
270.
385.
130.
460.
530.
130.
140.
180.
110.
170.
290.
250.
220.
171.
317.
61.
342.
180
98.
200.
180.
150.
150.
270.
170.
240.
190.
220.
200.
390.
190.
260.
240.
188.
212.
68.
170.
220.
260.
220.
150.
220.
350.
130.
290.
320.
300.
170.
200.
280.
150.
220.
160.
150.
150.
220.
190.
230.
160.
180.
160.
150.
100.
270.
385.
130.
460.
530.
130.
140.
180.
110.
170.
290.
250.
220.
171.
317.
61.
342.
76
67.
112.
180.
91.
137.
28.
210.
3648
35.09
39.99
87.23
30.84
60.27
10.64
76.37
A785
60.60
0493
161.39
86.09
126.35
26.29
195.98
1.65
•
1.58
1.50
1.60
1.38
1.48
1.42
1.47
15
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Arithmetic
Geometric
10
30
50
70 90
95
99
ODS- Mean Std.dev. Mean Std. dev.
RHODE ISLAND
120 East Providence
120 Providence
120 Washington Co
SOUTH CAROLINA
200 Columbia
200 Richland Co
202 Greenville
SOUTH DAKOTA
087 Sioux Falls
205 Black Hills Nat Forest
TENNESSEE
018 Memphis
055 Chattanooga
055 Hamilton Co
207 Knoxville
208 Nashville
TEXAS
022 Texarkana
022 Tyler
210 Wichita Falls
21 1 Lubbock
212 Austin
212 Waco
213 Laredo
213 Me Allen
215 Dallas
215 Fort Worth
216 Baytown
216 Chambers Co
216 Clute City
216 Deer Park
216 Galena Park
216 Galveston
216 Houston
mi
001
001
001
mi
001
001
001
mi
001
mi
001
mi
001
(X1A
007
001
001
003
m
-------
PARTICULATE, mierograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annuol Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Arithmetic
Geometric
10 30
50 70
90
95 99 obs- Mean Std.dev. Mean Std.dev.
TEXAS -Cont.
216 Jacinto City
216 La Porte
216 Matagorda Co
216 Pasadena
216 Texas City
217 San Antonio
218 Odessa
UTAH
220 Mag no
220 Ogden
220 Provo
220 Salt Lake City
VERMONT
159 Burlington
221 Orange Co
VIRGINIA
222 Danville
222 Lynchburg
223 Hampton
223 Norfolk
223 Portsmouth
225 Richmond
226 Roanoke
226 Shenandoah Nat Park
010
nil
01?
on
014
015
016
024
025
026
027
029
001
001
001
001
00?
004
001
nni
mi
003
004
005
006
007
OOR
009
nn
012
013
014
01 S
017
ni«
ni9
020
021
001
001
001
nni
mi
001
004
001
001
001
001
001
001
001
002
002
001
001
HOI
HOI
Hni
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
A03
A01
HOI
HOI
F01
Am
nni
GOl
nni
GOl
GOl
GO)
GOl
GOl
GOl
GOl
GOl
GOl
GOl
GOl
GOl
GOl
GOl
G03
F01
F02
A01
F01
A01
F01
F01
A01
A03
A01
A01
A01
A01
A01
A01
HOI
A01
A03
101
111
110
114
106
92
105
30
17
32
28
30
24
31
25
26
104
24
26
26
99
109
111
121
119
118
121
119
119
108
111
114
121
120
121
118
111
110
25
288
326
356
26
306
291
24
26
25
26
26
26
26
30
26
25
26
14
9
15
17.
37.
38.
17.
20.
19.
13.
30.
24.
51.
39.
5.
34.
34
27.
24.
28
1
8.
9
5.
8.
7
9
3.
3
38.
12.
7.
29
7
13
10
6.
1.
42
16.
16.
19
23
24
17.
19.
12.
22.
61.
22.
46.
32.
31.
31.
21.
10.
39.
28
32.
34.
56.
59.
62.
24.
36.
25.
33.
27.
68.
51.
19.
38.
60
27.
28.
33.
39
17.
18
22.
16.
44
23
17.
20
72.
47.
17.
47
25
26.
20
25.
17.
46
33.
39.
49
31.
46
45.
22.
14.
37.
67.
33.
50.
46.
51.
51.
38.
14.
47.
43
57.
60.
92.
87.
91.
33.
36.
32.
50.
53.
107.
61.
23.
45.
76
38.
39.
49.
52.
27.
23.
32.
24.
68
29
24.
29
96.
62.
28.
66
36
40
34
35.
25.
57
53.
56.
67
48
65
69.
33.
21.
64.
78.
46.
86.
88.
61.
61.
63.
24.
60
56
75
78.
129.
119.
125.
50.
74.
59.
57.
61.
121.
72.
25.
55.
94
58.
44.
56
60
36.
29
41.
30.
78
38
30.
35
122.
73.
35.
78
45
50.
44
45.
29.
62
70.
74.
84
64.
82
90.
42.
26.
77.
111.
63.
96.
126.
78.
76.
77.
29.
69.
69
94.
95.
166.
162.
143.
70.
74.
67.
94.
69.
124.
86.
29.
88.
108
62.
51.
60.
75
46.
38.
47.
36.
96.
52
39.
47.
152.
84.
43.
90.
57
61.
55.
55.
36.
90
90.
95.
104
77.
101.
112.
50.
36.
96.
152.
80.
116.
141.
97.
102.
96.
34.
100
95
127
119.
233.
255.
212.
90.
157.
116.
140.
96.
211.
105.
36.
102.
150
91.
60.
83
100
62.
50
66.
57.
130
71
47.
66
193.
99.
57.
110
77
71.
76
72.
47.
119
152.
162.
173
166.
166
163.
72.
59.
191.
225.
104.
151.
188.
118.
131.
191.
43.
125
113
139.
130.
246.
283.
232.
92.
157.
185.
156.
157.
270.
183.
38.
104.
185
112.
61.
140.
119
79.
56
78.
70.
167
77
55.
69.
218.
123.
69.
126
88
85.
86.
82.
59.
129
196.
216.
209
199.
216.
191.
74.
75.
236.
228.
115.
158.
194.
145.
145.
230.
44.
205.
163
195.
177.
283.
304.
275.
139.
157.
212.
162.
176.
270.
183.
39.
152.
248
171.
70.
196.
182.
95.
76.
103.
96.
178.
99
70.
83.
296.
132.
88.
175.
104
114.
103.
166.
114.
204.
450.
266.
255.
206.
262.
327.
77.
80.
425.
259.
117.
172.
243.
158.
158.
249.
49.
284
213
234
197.
313.
304.
306.
139.
157.
212.
162.
176.
270.
183.
39.
152.
264
171.
70.
196
182
177.
99
117.
113.
179
119
79.
110
312.
143.
123.
264
114
206.
107
171.
123.
204
593.
296.
284
206.
328
468.
77.
80.
425.
259.
117.
172.
243.
158.
158.
249.
49.
66.
61
79.
77.
134.
139.
126.
26.
68.
101
44.
63.
68
39.
32.
43.
33.
85.
44
32.
39.
130.
74.
37.
80
49
52.
46.
48.
33.
78
88.
97
76.
96.
44.
32.
99.
123.
66.
101.
123.
84.
84.
92.
29.
3648
3204
3738
33.89
64.09
72.64
57.01
7.52
29.09
4205
11.47
3478
2901
22.20
1500
19.33
17.62
3638
1980
13.06
1691
51.49
22.78
17.49
31 33
21 08
24.01
2091
24.65
16.99
3617
54.05
4971
4822
5371
17.76
17.71
83.80
57.33
26.68
33.52
51.60
30.30
32.02
58.01
10.36
59.64
5333
70.45
68.66
18.57
20.70
13.04
24.71
62.30
9358
42.89
57.03
61 33
34.14
29.45
38.79
29.33
76.17
3956
29.49
34.93
120.85
69.71
33.22
7459
4421
47.29
41.34
43.15
28.87
7224
75.62
8629
65.05
8491
40.42
28.31
78.88
111.41
60.38
95.17
110.43
78.92
78.44
76.96
27.24
.54
.68
.67
.68
.68
.71
.63
1.49
1.50
1.47
1.31
1.52
1.73
.69
.56
.59
.66
.69
56
.57
.61
.49
.42
.63
.45
59
.54
.65
.64
.78
48
1.73
1 61
1.73
1 63
1.53
1.66
.91
.55
.58
.43
.65
.46
.49
.84
.51
17
-------
PARTICULATE, micrograms per cubic meter (25 C)
HI-VOL GRAVIMETRIC, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Arithmetic
Geometric
10 30
50
70 90
95
99 obs- Mean Std. dev. Mean Std. dev.
WASHINGTON
000 Auburn
062 Spokane
193 Vancouver
228 Bellingham
228 Olympia
229 Bellevue
229 Bremerton
229 Everett
229 King Co
229 Marysville
229 Pierce Co
229 Renton
229 Seattle
229 Tacoma
WEST VIRGINIA
234 Charleston
WISCONSIN
128 Eau Claire
129 Superior
239 Kenosha
239 Milwaukee
240 Madison
WYOMING
241 Casper
242 Cheyenne
242 Laramie
243 Yellowstone Nat Park
001
003
on
002
001
003
001
001
001
001
002
001
001
001
001
001
002
003
005
006
007
009
002
003
004
005
001
001
001
001
001
001
001
001
001
001
001
001
001
002
003
004
005
006
001
101
F01
F01
F01
F01
101
F01
101
F01
101
F01
103
101
101
101
A01
F01
101
101
101
101
101
101
101
102
F01
A01
A01
F01
A01
F01
A01
F01
A01
G01
A01
A01
A01
F02
F02
F02
F02
F02
F02
A03
100
80
80
90
31
39
100
103
94
90
84
96
88
88
103
26
91
78
102
100
104
103
89
90
100
98
26
24
24
24
24
26
26
25
25
25
26
26
11
16
17
17
14
10
26
8.
21
21.
7.
13.
11.
8.
13
11.
15.
15
2.
14
10
9.
30
7.
19.
34
18.
15.
18
11
11
8.
17
43.
8
8.
28
28.
29.
29.
49.
49
23.
19
12
78.
38.
10.
26.
53.
55.
2.
21.
33.
33.
29.
20.
19.
16.
21
22.
23.
30
5.
23.
24
16.
32
34.
39.
51
31.
31.
32
19
17
45.
30
96.
22
22.
41
41.
35.
35.
65.
65
30.
29
14
93.
42.
16.
49.
63.
55.
3.
31.
52
52.
43.
35.
28.
30.
32
35.
32.
43
8.
35.
47
28.
39
48.
57.
82
42.
43.
40
31
28
66.
40
135.
36
36.
57
57.
50.
50.
93.
93
48.
44
21
136.
50.
28.
106.
93.
108.
4.
45.
72
72.
53.
67.
60.
40.
43
42.
39.
48
13.
46.
66
38.
53
56.
72.
102
53.
54.
47
49
40
80.
59.
242.
40
40.
67
67.
56.
56.
165.
165
57.
52
30
209.
93.
35.
158.
105.
149.
5.
65.
83
83.
66.
92.
84.
54.
58
52.
62.
64
26.
64
104
54.
79
74.
103.
130
73.
66.
63
71
57
113.
90
402.
48
48.
96
96.
80.
80.
229.
229
71.
69.
34
230.
115.
45.
228.
125.
212.
8.
101.
129
129.
106.
133.
133.
81.
79
67.
91.
98
54.
97.
169
84.
131
99.
209.
193
106.
99.
84
120.
82
183.
148
510.
72
72.
143
143.
120.
120.
272.
272
141.
119.
48
318.
234.
71.
505.
153.
294.
17.
126.
148
148.
111.
145.
145.
106.
93
87.
129.
120
76.
164.
199
101.
148
124.
241.
280
115.
147.
94
143.
98
214.
209.
668.
75
75.
173
173.
144.
144.
279.
279
167.
124.
62
343.
364.
84.
933.
231.
298.
18.
164.
348
348.
148.
176.
176.
161.
141
151.
227.
215
118.
282.
309
135.
167
222.
278.
449
198.
225.
122
192.
108
286.
273.
977.
79
79.
186
186.
154.
154.
433.
433
282.
126.
99
343.
364.
84.
933.
231.
298.
58.
166.
348.
348.
148.
176.
176.
' 182.
183.
151.
227.
215
118.
282.
309
167.
167
222.
278.
531
233.
285.
133
192.
108
346.
273.
977.
79
79.
186
186.
154.
154.
433.
433
282.
126.
99
343.
364.
84.
933.
231.
298.
58.
55.
80.
80.
60.
48.
48.
46.
52.
59
22.
59.
84
46.
67
64.
123
63.
64.
53
59.
47
101.
78.
306.
43
43.
84
84.
70.
70.
165.
165
75.
61.
32
8.
33.67
47.23
47.21
28.22
31.73
26.93
23.20
34.24
31 22
22.37
43.80
57.62
28.91
38.54
30.97
85.95
34.92
41.01
7721
39.09
2567
59.08
56.60
216.34
1783
17.83
4209
42.09
33.85
33.85
96.05
9605
56.26
28.05
1775
10.92
45.95
6984
69.89
53.48
39.15
4722
41.51
44.37
S746
14.78
49 15
6632
37.95
"5825
58.07
104 13
55.80
55.53
49.41
4766
4024
86.53
6325
239.31
1940
39.40
7477
74.77
63.52
63.52
139.32
H932
62.36
5480
7fl71
6.00
1.83
1.70
1.70
1.65
1.89
1.68
1.60
1.74
1.60
2.49
1.79
2.04
1.86
1.68
1.61
1.74
1.62
1.65
1.48
1.94
1.78
1.79
1.91
2.11
.64
.64
.64
.64
.57
.57
.83
.83
.79
1.59
1.61
2.07
18
-------
CARBON MONOXIDE, milligrams per cubic meter (25 C)
INSTRUMENTAL NONDISPERSIVE INFRA-RED, 1 hour
1968 Annual Report
Site Site Aa/ No. Min. Percentiles Mox Arithmetic Geometric
location No. proj. obs. obs. 10 30 50 70 90 95 99 obs- Mean Std.dev. Mean Std.dev.
ARIZONA
015 Phoenix
CALIFORNIA
024 Anaheim
024 Azuso
024 Burbank
024 La Habra
024 Lennox
024 Long Beach
024 Los Angeles
024 Los Angeles Co
024 Pasadena
024 Pomona
024 Redlands
024 Riverside
024 San Bernardino
024 San Bernardino Co
024 Santa Ana
025 Salinas
025 Santa Cruz Co
028 Sacramento
030 Oakland
030 Pittsburg
030 Redwood City
030 Richmond
030 San Francisco Co
030 San Jose
030 San Rafael
031 Bakersfield
031 Fresno
031 Stockton
COLORADO
036 Denver
DISTRICT OF COLUMBIA
047 Washington
ILLINOIS
067 Chicago
KENTUCKY
079 Covington
079 Newport
MISSOURI
070 St Louis
NEW JERSEY
043 Bayonne
043 Middlesex Co
043 Newark
045 Camden
002
001
002
002
001
001
002
001
002
001
001
003
001
001
001
001
002
002
001
001
002
003
001
001
001
002
003
001
001
002
002
002
002
002
003
001
002
003
001
002
005
003
G01
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
F01
G01
101
101
101
101
101
101
A01
F01
F01
A10
A10
A10
F01
F01
A10
F01
F01
F01
F01
F01
8441
8589
8567
8391
8283
8294
8521
8521
8497
8483
5690
3324
8575
8444
7488
7857
7655
7505
8654
2142
8538
8187
687
8318
8072
4962
8634
8510
8464
8601
8505
6473
7266
5867
1780
3832
7734
8548
7158
4624
3350
7647
?
.2
1 1
1.1
?
1 1
1 1
1.1
1.1
1 1
1.1
1.1
1 1
?
.2
?
?
.2
.1
.2
?
.2
.2
.2
.2
.2
.2
.2
.2
1.1
.2
.2
.2
2
4.6
1 1
2.3
4.6
1 1
2.3
1.1
1.1
1 1
2.3
2.3
23
2.3
.2
3.4
2
4.6
1.
1.
1.
1
1.
1.1
1.1
2.3
.6
.2
2.3
.9
2.3
2.5
2.1
.9
1 1
5.7
2.3
4.6
6.9
3.4
3.4
3.4
3.4
2.3
4.6
3.4
34
4.6
2.3
5.7
1 1
5.7
1.1
1 1
1.1
2.3
1.1
2.3
2.3
2.3
2.3
1.1
1.1
1 l
1.1
3.4
2.3
4.6
1.6
2.2
3.4
1.7
3.4
4.8
3.9
1.6
34
6.9
46
6.9
9.2
57
57
5.7
4.6
46
6.9
4.6
57
8.0
4.6
6.9
1 1
6.9
1 1
1 1
2.3
34
1.1
2.3
3.4
3.4
3.4
2.3
2.3
1 1
1.1
4.6
3.4
5.7
2.6
4.0
4.6
2.4
4.6
6.6
5.5
2.2
80
8.0
8.0
11.5
10.3
103
10.3
9.2
9.2
9.2
10.3
6.9
11.5
11.5
5.7
9.2
23
9.2
1.1
23
3.4
3.4
3.4
3.4
4.6
3.4
4.6
2.3
3.4
23
2.3
6.9
4.6
9.2
3.4
5.7
5.7
3.1
5.7
8.7
7.7
2.9
21 8
10.3
11 5
18.4
13.8
172
16 1
14.9
14.9
138
14.9
12.6
149
17.2
9.2
11.5
34
11.5
23
2 3
5.7
5 7
4.6
5.7
6.9
5.7
6.9
3.4
5.7
46
3.4
11.5
6.9
13.8
4.6
8.3
9.2
4.3
8.0
12.1
10.9
4.3
287
12.6
12.6
23.0
16.1
230
19.5
18.4
18.4
172
19.5
17.2
161
19.5
10.3
12.6
46
12.6
3.4
23
8.0
80
4.6
6.9
8.0
6.9
9.2
5.7
6.9
57
4.6
14.9
9.2
16.1
5.2
9.8
11.5
5.2
8.0
14.1
13.1
5.6
402
18.4
161
31.0
207
322
253
25.3
26.4
264
26.4
26.4
195
23.0
14.9
161
57
16.1
46
34
16.1
126
8.0
9.2
11.5
12.6
13.8
9.2
11.5
11 5
6.9
25.3
16.1
23.0
6.3
13.2
16.1
7.5
11.5
18.9
18.1
9.7
575
32.2
230
52.9
31.0
621
37.9
52.9
46.0
47.1
40.2
35.6
253
28.7
26.4
29.9
92
21.8
9.2
57
60.9
26.4
9.2
18.4
23.0
35.6
24.1
23.0
21.8
253
21.8
90.8
31.0
46.0
21.8
28.2
29.9
14.5
18.4
30.8
30.8
17.9
74
7.2
5.6
8.9
9.1
8.3
8.0
7.4
7.1
6.7
7.5
8.9
7.6
1.9
1.6
1 6
2.9
3.4
3.2
3.7
3.8
2.4
2.7
2.2
1.9
2.6
2.5
934
3.03
406
6.86
3.82
703
5.66
5.65
5.77
572
500
5.97
3.22
1 39
.78
68
3.28
240
1.81
2.31
2.77
1.63
2.24
209
1.41
1.50
1.77
TOO
6.63
416
6.54
A18
">73
A 26
5.42
5.13
470
586
A 26
A 72
1 36
1 44
1 47
1.99
?71
2.70
3.18
3.07
2.05
2.06
1 62
1.62
2.12
2.05
4.60
1.50
2.27
2.31
1.69
2.47
2.05
2.29
2.31
2.41
2.09
2.72
j.78
2.60
1.46
1.43
2.38
2.11
1.77
1.77
1.90
1.67
2.12
2.09
1.83
1.97
1.98
19
-------
CARBON MONOXIDE, milligrams per cubic meter (25 C)
INSTRUMENTAL NONDISPERSIVE INFRA-RED, 1 hour
1968 Annual Report
Site Site Aa/ No. Win. Percentiles Max Arithmetic Geometric
location No. proj. obs. obr. 10 30 50 70 90 95 99 °bs- Mean Std.dev. Mean Std.dev.
NEW YORK
043 New York City
OHIO
079 Cincinnati
174 Akron
174 Barberton
OREGON
193 Portland
PENNSYLVANIA
045 Philadelphia
WASHINGTON
062 Spokane
229 Seattle
014
003
013
006
002
002
004
Oil
002
010
013
HOI
AID
HOI
HOI
F01
A10
HOI
F01
F01
101
F01
8683
5311
4933
1974
8673
4326
8728
3862
3115
7378
5664
.2
.2
.2
.2
.2
.2
1.1
.2
?
.2
?
1.1
3.4
1.1
1.1
2.3
4.6
4.6
1.1
1 1
.2
1 ]
2.3
4.6
1.1
1.1
3.4
6.9
4.6
1.1
2.3
1.1
2.3
3.4
5.7
2.3
1.1
5.7
9.2
5.7
2.3
3.4
2.3
3.4
4.6
6.9
3.4
2.3
8.0
11.5
6.9
4.6
4.6
3.4
4.6
6.9
9.2
5.7
3.4
13.8
17.2
9.2
6.9
6.9
4.6
6.9
8.0
12.6
8.0
3.4
17.2
19.5
10.3
8.0
9.2
6.9
8.0
12.6
35.6
13.8
4.6
27.6
28.7
13.8
9.2
11.5
10.3
9.2
37.9
48.3
31.0
9.2
59.8
40.2
31.0
10.3
21.8
25.3
10.3
4.0
6.9
6.2
3.3
3.9
2.4
3.7
2.54
5.50
2.21
2.45
2.49
2.21
2.13
3.24
5.26
5.92
2.28
309
1.48
790
2.05
2.15
1.38
2.71
2.17
3.04
2.22
20
-------
SULFUR DIOXIDE, mierograms per cubic meter (25 C)
INSTRUMENTAL WEST-GAEKE COLORIMETRIC, 1 hour
1968 Annual Report
Site Site Ag/ No. Min.
location No. proj. obs. obs.
KENTUCKY
079 Covington
NEW JERSEY
043 Bayonne
043 Newark
045 Camden
003
003
002
005
003
F01
F01
F01
FOI
F01
1253
8641
4659
3427
7840
13.
13.
13.
13.
13.
Percentiles
10 30 50 70 90 95 99
13.
29.
50.
52.
13.
13.
68.
105.
79.
60.
13.
115.
181.
131.
128.
13.
189.
280.
183.
207.
55.
375.
445.
341.
390.
85.
472.
576.
419.
498.
194.
760.
888.
629.
799.
Max.
obs.
350.
1365.
1522.
969.
1638.
Arithmetic Geometric
Mean Std. dev. Mean Std. dev.
165.
171.
156.89
169.89
107.09
99.97
2.72
3.19
21
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
INSTRUMENTAL CONDUCTIMETRIC, 1 hour
1968 Annual Report
Site
location
Site Ag/ No. Min.
Percentiles
Max. Arithmetic Geometric
No. proj. obs. obs. )0 30 50 70 90 95 99 obs- Mean Std.dev. Mean Std.dev.
ARIZONA
015 Phoenix
CALIFORNIA
024 Anaheim
024 Burbank
024 La Habra
024 Lennox
024 Long Beach
024 Los Angeles
024 Los Angeles Co
024 Pasadena
024 Pomona
024 Redondo Beach
024 Riverside
024 San Bernardino
024 Santa Ana
COLORADO
036 Denver
CONNECTICUT
042 Hartford
042 New Britain
042 New Haven
043 Greenwich
043 Stamford
DISTRICT OF COLUMBIA
047 Washington
ILLINOIS
067 Chicago
KENTUCKY
077 Ohio Co
002
001
002
001
001
002
001
002
001
001
003
001
001
001
001
002
002
003
002
004
001
003
004
001
003
002
002
003
004
005
006
007
008
009
010
001
002
004
006
009
Oil
012
013
014
015
016
017
018
019
G01
101
101
101
101
101
101
101
101
101
101
101
102
101
101
101
AID
F01
F01
F01
F01
F01
F01
F01
F01
A10
A10
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
N02
N02
N02
N02
N02
N02
N02
N02
N02
N02
N02
N02
N02
N02
6470
7110
8289
7849
8156
8375
8339
8292
8474
6154
2227
8372
6906
6720
6332
8172
5166
7216
290
3190
3717
346
3796
3267
1471
6416
6992
7013
7683
6302
7295
6314
6546
7386
6008
8265
7788
5151
8140
7884
8286
8049
8128
8290
8294
7859
8259
8015
8101
13.
13.
13.
13.
13
13.
13.
13.
13
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
26200.
13.
13.
13.
13.
13
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
• 13.
13.
52.
13.
26200.
13.
13.
13.
13.
13
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
52.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
52.
29.
13.
65.
79.
13.
26200.
52.
13.
105.
13.
65.
65.
65.
46.
52.
65.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
52.
13.
52.
52.
52.
13.
13
13.
13.
13.
13.
13.
13.
13.
13.
52.
52.
34.
118.
105.
39.
52400.
105.
52.
210.
46.
113
164.
148.
72.
85.
131.
52.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
52.
52.
52.
79.
79.
52.
52.
52.
52.
52.
52.
13.
13.
13.
52.
105.
89.
60.
191.
157.
79.
78600.
183.
131.
367.
85.
183
367.
334.
124.
144.
229.
92.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
79.
105.
105.
157.
105.
79.
52.
52.
79.
79.
105.
79.
13.
13.
79.
236.
160.
105.
341.
249.
139.
31000.
341.
262.
734.
242.
367.
858.
675.
255.
295.
498.
242.
65.
13.
13.
39.
39.
13.
13.
13.
13.
39.
13.
39.
13.
13.
13.
52.
105.
131.
157
210.
131.
105.
79
79.
105.
79.
131.
105.
52.
52.
105.
314.
215.
131.
419.
301.
210.
57200.
445.
341.
917.
406.
504
1140.
851.
334.
406.
707.
367.
105.
65.
13.
79.
92.
39.
52.
39.
52.
79.
65.
92.
79.
39.
13.
131.
157.
210.
288.
419.
210.
131.
79.
105.
131.
105.
236.
183.
52.
105.
183.
943.
356.
183.
650.
393.
393.
88200.
603.
498.
1441.
891.
851
1762.
1277.
537.
655.
1343.
668.
314.
275.
105.
367.
314.
183.
249.
223.
249.
301.
275.
262.
314.
275.
131.
419.
603.
707.
1179.
1336.
786.
367.
131.
236.
210.
445.
760.
262.
131.
681.
550.
31440.
1648.
1310.
1074.
485.
917.
81200.
707.
1074.
2253.
3419.
1513
2954.
2522.
1382.
1421.
2712.
2974.
2371.
1559.
943.
2699.
1978.
983.
1467.
2175.
1939.
1742.
1939.
1336.
1598.
1415.
43.
54.
77.
56.
35.
27.
35.
17.
34.
165.
211.
31.
24.
28.
27.
19.
22.
22.
22.
26.
24.
26.
26.
22.
35.35
60.23
84.30
45.56
31.25
21.73
26.84
20.15
40.94
17023
258.18
72.53
65.59
87.24
73.70
37.89
55.95
62.90
63.05
71.55
66.81
61.25
65.47
61.84
31.12
3402
50.25
40.12
25.01
7095
26.14
14.46
22.42
9991
108.73
18.32
15.33
16.15
16.29
14.49
14.92
14.75
14.86
15.94
15.38
16.51
15.92
14.69
2.24
2.57
2.60
2.41
2.23
1.99
2.14
1.52
2.26
2.99
3.51
2.15
1.80
.97
.95
.60
.72
.69
.70
.89
.80
.96
.89
.69
23
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
INSTRUMENTAL CONDUCTIMETRIC, 1 hour
1968 Annual Report
Site Site Ag/ No. Min.
location No. proj. obs. obs.
MISSOURI
070 St Louis
NEW JERSEY
043 Middlesex Co
NEW YORK
043 New York City
OHIO
079 Cincinnati
174 Akron
174 Barberton
PENNSYLVANIA
045 Philadelphia
002
001
014
003
013
006
002
A10
F01
HOI
AID
HOI
HOI
A10
7996
6862
8761
6545
2658
1693
7618
13.
13.
13.
13.
13.
13.
13.
Percentiles
10 30 50 70 90 95 99
13.
79.
157.
13.
13.
13.
13.
13.
157.
236.
13.
13.
13.
79.
13.
210.
314.
13.
52.
13.
131.
79.
262.
419.
52.
105.
13.
236.
210.
419.
681.
105.
236.
52.
498.
288.
524.
865.
131.
341.
131.
707.
550.
786.
1336.
236.
576.
996.
1258.
Max.
obs.
1782.
1572.
2463.
996.
1179.
1127.
2306.
Arithmetic Geometric
Mean Std.dev. Mean Std. dev.
75.
377.
211.
115.01
252.65
247.15
35.76
311.10
13.85
3.20
1.89
3.34
24
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
INSTRUMENTAL COULOMETRIC, 1 hour
1968 Annual Report
Site
location
OREGON
193 Portland
Percentiles
Site Ag/ No. Min.
No. proj. obs. obs. ]Q 30 50 70 90 95 99
Arithmetic Geometric
Meon Std. dev. Mean Std. dev.
002
F01
8077
13.
13.
13.
13.
13.
52.
79.
131.
419.
27.
28.26
19.32
2.02
25
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
WILSON IMPINGR HYDROGEN PEROXIDE NAOH TITRATION, 1 hour
1968 Annual Report
Site Site Ag/ No. Min.
location No. proj. obs. obs.
NEW YORK
043 New York City
002
003
004
005
006
007
Oil
012
013
014
022
023
024
025
026
027
028
031
033
034
041
HOI
HOT
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
2029
783
1483
755
1512
903
300
2481
1001
7270
2996
1124
14
825
1292
1305
4216
2308
1022
1872
1804
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
13.
79.
13.
13.
13.
13.
13.
13.
13.
13.
Percentiles
10 30 50 70 90 95 99
79.
52.
52.
79.
52.
52.
79.
157.
262.
131.
105.
314.
105.
105.
341.
262.
210.
52.
52.
52.
13.
131.
79.
79.
105.
105.
79.
105.
210.
367.
210.
157.
419.
157.
131.
419.
341.
262.
105.
105.
105.
52.
183.
105.
105.
157.
131.
105.
131.
314.
472.
288.
262.
498.
183.
157.
524.
419.
314.
157.
131.
131.
105.
236.
157.
157.
210.
210.
105.
157.
419.
550.
419.
367.
603.
210.
210.
629.
550.
367.
183.
157.
157.
183.
341.
210.
262.
314.
341.
157.
183.
681.
838.
655.
603.
865.
262.
288.
891.
812.
472.
262.
236.
236.
314.
419.
262.
314.
367.
445.
210.
210.
917.
996.
838.
707.
1048.
393.
314.
1100.
996.
472.
314.
288.
238.
393.
681.
393.
419.
524.
891.
262.
419.
1467.
1467.
1389.
1100.
1362.
393.
419.
1467.
1310.
576.
419.
419.
419.
655.
Max.
obs.
996.
472.
760.
760.
1415.
393.
472.
1939.
2044.
2463.
1677.
1729.
393.
524.
1782.
1886.
838.
943.
576.
707.
1258.
Arithmetic Geometric
Mean Std. dev. Mean Std. dev.
27
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
DAVIS INST SEQUENTIAL-CONDUCTIMETRIC, 1 hour
1968 Annual Report
Site
location
Percentiles
Arithmetic Geometric
Site Ag/ No. Min.
No. proj. obs. obs. 10 30 50 70 90 95 99 obs- Mean Std.dev. Mean Std.dev
MASSACHUSETTS
042 Springfield
003
F01
8184
13.
13.
60.
100.
178.
375.
532.
930.
3013.
164.
191.61
99.09
2.83
29
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
GAS BUBBLER PARAROSANILINE-SULFAMIC ACID, 24 hours
1968 Annual Report
Site Site Aq/ No. Min. Percentiles Max. Arithmetic Geometric
location No. proj. obs. obs. \0 30 50 70 90 95 99 obs- Mean Std. dev. Mean Std. dev.
ALABAMA
004 Birmingham
ALASKA
009 Fairbanks
ARIZONA
015 Phoenix
ARKANSAS
019 El Dorado
CALIFORNIA
024 Anaheim
024 Long Beach
024 San Bernardino
029 San Diego
030 Son Francisco
030 San Jose
COLORADO
036 Denver
CONNECTICUT
042 Hartford
042 New Haven
043 Bridgeport
DELAWARE
045 Newark
045 Wilmington
046 Kent Co
DISTRICT OF COLUMBIA
047 Washington
FLORIDA
050 Miami
052 Manatee Co
052 Tampo
GEORGIA
056 Atlanta
ILLINOIS
067 Calumet City
067 Chicago
002
003
001
002
001
001
001
001
001
001
002
002
002
001
001
001
001
001
001
002
002
002
005
008
010
013
002
001
001
002
002
003
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A10
A01
A01
A01
A01
A01
A03
A01
A10
A01
G02
G02
G02
G02
A01
A01
G01
A01
A10
HOI
11
15
30
26
26
26
22
26
25
23
26
24
24
24
25
25
25
21
25
26
11
26
114
123
72
124
26
25
100
23
23
81
•)
3
3.
3.
3
5
7.
3
3
3.
3.
3
3.
6.
21
9
6.
7.
3
3.
3.
3.
3.
3.
3.
3.
3.
3.
3.
16.
16.
2.
5.
3.
5.
3.
3
6
14.
3
3
3.
3.
5
5.
7.
33
15
7.
13.
3.
7.
7.
3.
3.
3.
3.
3.
3.
8.
3.
43.
43.
5.
15.
5.
5.
7.
5
7
25.
7
7
6.
5.
13
13.
13.
41
35
11.
25.
9.
20.
15.
3.
3.
3.
3.
3.
9.
11.
3.
55.
55.
13.
16.
9.
7.
9.
9
11
38.
9
9
7.
7.
14
14.
33.
87
47
14.
36.
14.
39.
40.
6.
3.
3.
3.
3.
14.
18.
3.
139.
139.
18.
18.
9.
9.
10.
15.
18
67.
12.
14
11.
9.
17
17.
68.
122
82
30.
76.
18.
80.
80.
7.
3.
3.
5.
3.
19.
36.
3.
277.
277.
37.
40.
26.
11.
18.
38
27
125.
15
23
21.
11.
40
40.
122.
224
187
63.
127.
28.
187.
110.
16.
11.
21.
13.
11.
49.
85.
3.
326.
326.
123.
41.
93.
22.
27.
41
37
139.
18
30
35.
14.
40
40.
135.
288
190
86.
199.
29.
196.
187.
19.
32.
27.
16.
26.
67.
96.
3.
330.
330.
160.
41.
93.
56.
42.
75
38
160.
25
31
58.
17.
43
43.
167.
436
302
108.
254.
44.
197.
187.
21.
37.
47.
38.
39.
89.
96.
3.
419.
419.
196.
41.
93.
56.
42.
75.
38
160.
25
31
58.
17.
43
43.
167.
436
302
108.
254.
44.
197.
187.
21.
51.
49.
38.
62.
89.
96.
3.
419.
419.
196.
10.
10.
14.
15
56.
10.
12.
12.
7.
17
17.
52.
109
79
26.
64.
15.
64.
58.
7.
20.
31.
3.
174.
174.
41.
9.65
8.25
15.68
923
43.32
5.24
834
12.63
3.85
11 05
11.05
46.43
9551
7335
26.01
64.55
10.14
62.14
55.93
5.29
20.07
28.87
120.99
120.99
49.56
7.59
8.30
951
12.21
40.99
8 16
8.96
7.91
6.17
1421
14.21
32.85
Rl 23
5787
18.05
41.64
10.92
37.49
32.47
5.42
13.69
20.60
2.50
125.32
125.32
22.21
1.82
1.92
2.40
1.82
2.32
1.89
2.16
2.34
1.85
1.97
1.97
2.90
2.17
2.55
2.25
2.63
2.39
3.19
3.65
2.05
2.58
2.57
1.00
2.55
2.55
3.14
31
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
GAS BUBBLER PARAROSANILINE-SULFAMIC ACID, 24 hours
1968 Annual Report
Site
location
Site Ag/ No. Min.
No. proj. obs. obs.
Percentiles
Max.
Arithmetic
Geometric
10
30
50
70
90
95
99 obs- Mean Std.dev. Mean Std. dev.
ILLINOIS -Cant.
067 Chicago Heights
067 Cicero
067 Cook Co
067 Harvey
067 Hillside
067 Wilmette
INDIANA
067 East Chicago
077 Evonsville
078 New Albany
080 Indianapolis
083 Monroe Co
IOWA
068 Dubuque
092 Des Moines
KANSAS
099 Wichita
KENTUCKY
078 Louisville
079 Covington
102 Lexington
LOUISIANA
106 Iberville Par
106 New Orleans
MAINE
109 Acadia Nat Park
MARYLAND
115 Baltimore
MASSACHUSETTS
042 Holyoke
042 Springfield
118 Worchester
004
005
006
007
008
009
010
on
012
013
015
016
017
018
019
020
021
022
001
001
001
001
001
001
001
001
002
001
001
001
001
001
001
001
001
001
002
001
001
004
003
001
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
G01
G01
G01
GO)
G01
G01
A01
A01
A01
A01
A03
A01
A01
A01
A01
A01
A01
A03
A01
A03
A01
F01
A01
A01
86
91
89
84
89
85
82
85
87
89
90
86
87
81
82
76
87
3
100
94
98
99
98
99
25
26
24
25
24
26
25
26
26
25
26
25
22
26
21
4
28
26
2.
2
2.
2.
2.
2.
2
2.
2
2.
2.
2.
2.
2
2.
2.
2.
21.
3.
3.
3
3.
3.
3.
24.
3.
7.
3.
3
3.
3.
3.
7
7.
3.
3.
3.
3.
6.
26.
11.
5.
2.
10
10.
8.
10.
2.
2
2.
2
5.
2.
2.
2.
2
2.
5.
2.
21.
3.
3.
3
3.
3.
3.
28.
9.
11.
9.
3
3.
3.
3.
14
7.
3.
5.
3.
3.
18.
26.
18.
18.
13.
26
47.
24.
39.
13.
2
13.
13
16.
16.
13.
8.
13
10.
16.
18.
21.
3.
3.
3
3.
3.
3.
37.
11.
14.
26.
7
5.
7.
3.
27
22.
7.
7.
7.
3.
32.
39.
31.
26.
34.
45
89.
42.
84.
34.
8
21.
34
52.
34.
34.
16.
29
21.
42.
37.
24.
3.
3.
3
3.
3.
3.
40.
15.
23.
35.
8
9.
8.
7.
45
24.
11.
7.
8.
7.
57.
39.
63.
41.
92.
141
149.
86.
155.
60.
13
39.
89
102.
68.
65.
37.
60
42.
121.
60.
55.
3.
3.
3
3.
3.
3.
71.
29.
55.
46.
11
13.
13.
9.
68
33.
18.
9.
11.
9.
96.
147.
80.
106.
236.
422
278.
183.
406.
183.
24
76.
207
223.
139.
176.
136.
149
110.
275.
131.
55.
3.
3.
3
3.
3.
3.
187.
58.
111.
67.
18
32.
23.
11.
130
82.
31.
12.
19.
11.
224.
152.
185.
131.
369.
482
330.
210.
424.
291.
37
113.
367
299.
228.
238.
194.
178
176.
409.
249.
55.
3.
3.
3
3.
3.
3.
189.
60.
123.
99.
20
40.
27.
12.
147.
94.
36.
36.
25.
12.
225.
152.
196.
160.
838.
1035
490.
432.
574.
836.
134
231.
741
621.
474.
341.
299.
301
307.
639.
511.
55.
3.
3.
130
182.
3.
3.
289.
60.
147.
115.
26
50.
33.
12.
152.
127.
114.
44.
49.
13.
272.
152.
474.
181.
838.
1035
490.
432.
574.
836.
134
231.
741
621.
474.
341.
299.
301
307.
639.
511.
55.
3.
3.
130.
182.
3.
3.
289.
60.
147.
115.
26.
50.
33.
12.
152.
127.
114.
44.
49,
13.
272.
152.
474.
181.
91.
138
115.
73.
137.
78.
13
34.
90
90.
62.
60.
42.
56
44.
101.
62.
3.
3.
4
5.
3.
3.
75.
24.
45.
39.
10
13.
11.
7.
56.
36.
17.
10.
10.
7.
84.
67
139.87
19570
104.13
82.09
142.06
124.66
1755
37.79
131 85
110.53
78.35
75.07
62.76
6295
61.47
131.33
82.15
1288
20.39
67.69
17.40
41.91
26.34
579
11.90
8.18
3.42
40.63
30.14
21.93
9.43
10.31
3.55
90.73
50.59
34.07
5586
66.08
37.91
67.94
29.66
765
19.18
1301
41.49
30.28
27.33
16.51
7749
19.04
41.46
31.14
2.50
2.50
760
2.71
2.50
2.50
56.40
17.97
29.24
29.97
7.97
9.57
8.56
5.56
42.65
26.67
10.62
7.96
7.49
5.81
58.21
47.52
4.62
4.26
3.56
3.63
4.15
4.49
2.67
3.27
4.86
4.10
3.77
4.09
4.05
3.83
3.96
4.47
3.61
.00
.00
.49
.76
.00
.00
2.03
2.19
2.57
2.35
1.88
2.27
2.12
1.86
2.22
2.19
2.66
1.87
2.28
1.86
2.36
2.57
32
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
GAS BUBBLER PARAROSANILINE-SULFAMIC ACID, 24 hours
1968 Annual Report
Site
location
Site Ag/ No.
No. proj. obs.
Min.
obs.
Percentiles
Max.
Arithmetic
Geometric
10
30
50
70
90
95 99 obs- Mean Std.dev. Mean Std.dev.
MASSACHUSETTS -Cont.
1 19 Boston
MICHIGAN
122 Flint
122 Grand Rapids
123 Detroit
MINNESOTA
131 Minneapolis
MISSOURI
070 St Louis
094 Kansas City
NEBRASKA
085 Omaha
NEW JERSEY
043 Jersey City
043 Newark
043 Peterson
045 Camden
045 Camden Co
045 Glassboro
NEW MEXICO
152 Albuquerque
NEW YORK
043 New York City
158 Mohawk
158 Syracuse
158 Utica
159 Glens Falls
160 Rochester
161 Albany
161 Gloversville
162 Buffalo
NORTH CAROLINA
136 Greensboro
166 Durham
OHIO
079 Cincinnati
124 Toledo
173 Doyton
001
001
001
001
001
001
002
002
001
001
001
001
001
001
002
001
001
001
001
001
001
001
002
001
001
002
003
001
001
002
001
001
001
001
001
003
003
001
001
A01
A01
A01
A01
A01
A01
A01
A10
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
F01
A01
A01
F01
F01
A01
F01
F01
F01
A01
F01
F01
F01
A01
A01
A01
A01
A01
A10
A01
A01
22
26
27
25
26
22
25
25
27
26
25
25
25
25
26
26
26
17
49
22
27
45
19
26
60
2
46
20
25
48
28
26
25
25
26
26
26
24
26
3.
3
6.
11.
5.
11
14.
14.
3
3.
3.
12.
18.
7
5.
3.
3.
53.
2.
3.
3.
2.
2.
7.
2.
16.
8.
3.
13.
10.
2.
5.
3.
3.
5.
3.
3.
5.
3.
5.
9
7.
24.
5.
39
26.
26.
3
3.
3.
24.
30.
27
10.
6.
3.
83.
2.
7.
5.
8.
2.
14.
24.
16.
21.
7.
42.
18.
5.
5.
3.
5.
7.
7.
7.
10.
3.
6.
15
15.
37.
8.
70
47.
47.
7
7.
5.
45.
36.
71
18.
9.
5.
121.
8.
17.
10.
13.
13.
22.
39.
16.
39.
15.
81.
37.
13.
12.
7.
9.
14.
19.
19.
18.
3.
10.
21
16.
48.
11.
87
62.
62.
9
8.
7.
94.
58.
97
39.
13.
6.
186.
16.
20.
18.
21.
16.
31.
76.
16.
45.
34.
97.
58.
21.
18.
17.
12.
18.
27.
27.
29.
6.
95.
25
21.
93.
28.
118
98.
98.
12
11.
9.
149.
90.
188
71.
32.
7.
330.
39.
34.
39.
29.
31.
47.
118.
45.
65.
50.
115.
100.
29.
29.
29.
22.
32.
38.
38.
46.
9.
133.
39
39.
123.
94.
131.
171.
171.
22.
33.
29.
229.
157.
259
106.
73.
9.
443.
113.
74.
55.
68.
58.
91.
225.
45.
97.
85.
183.
265.
60.
44.
50.
57.
61.
76.
76.
54.
12.
158.
61
73.
124.
98.
169
188.
188.
34.
65.
57.
286.
313.
288
136.
77.
9.
653.
136.
77.
91.
79.
241.
124.
301.
45.
113.
124.
189.
346.
65.
71.
55.
62.
89.
90.
90.
91.
14.
246.
71
77.
186.
100.
193
300.
300.
44.
71.
66.
297.
381.
296
187.
120.
10.
653.
231.
88.
116.
149.
241.
151.
548.
45.
147.
198.
191.
23580.
79.
166.
56.
85.
114.
93.
93.
123.
19.
246.
71
77.
186.
100.
193
300.
300.
44
71.
66.
297.
381.
296
187.
120.
10.
653.
231.
88.
116.
149.
241.
151.
548.
45.
147.
198.
191.
23580.
79.
166.
56.
85.
114.
93.
93.
123.
19.
23
22.
66.
28.
91
86.
86.
12
15.
12.
112.
89.
126
52.
25.
6.
29.
29.
29.
44.
105.
580.
27.
21.
21.
29.
35.
35.
36.
7.
1540
17.88
43.73
31.98
4490
65.20
65.20
976
17.33
15.95
86.07
87.32
8637
44.01
27.52
2.38
23.84
27.54
28.07
35.78
106.59
391.59
32.29
17.45
21.12
25.70
25.58
25.58
27.37
4.31
1847
17.58
53.61
16.44
7779
66.31
66.31
R61
9.73
7.40
79.35
64.52
91 78
35.99
16.37
5.42
20.83
19.26
20.86
33.30
68.16
69.61
17.92
13.51
13.94
20.82
25.22
25.22
27.69
5.36
2.00
1.95
1.98
2.81
1.92
2.11
2.11
2.23
2.36
2.51
2.50
2.17
2.57
2.56
2.56
1.61
2.44
2.64
2.32
2.13
2.75
3.40
2.40
2.87
2.57
2.23
2.59
2.59
2.18
1.96
33
-------
SULFUR DIOXIDE, micrograms per cubic meter (25 C)
GAS BUBBLER PARAROSANILINE-SULFAMIC ACID, 24 hours
1968 Annual Report
Site Site Aa/ No. Min. Percentiles Max. Arithmetic Geometric
location No. proj. obs. obs. ig 30 50 70 90 95 99 obs- Mean Std. dev. Mean Std. dev.
OHIO-Cont.
174 Akron
1 74 Canton
174 Cleveland
176 Columbus
178 Youngstown
OKLAHOMA
184 Oklahoma City
186 Tulsa
OREGON
193 Portland
PENNSYLVANIA
045 Philadelphia
045 Warminster
045 West Chester
151 Allentown
151 Reading
196 Lancaster City
196 York
197 Pittsburgh
PUERTO RICO
244 Bayamon
244 Guayanilla
RHODE ISLAND
120 Providence
SOUTH DAKOTA
205 Black Hills Nat Forest
TENNESSEE
018 Memphis
055 Chattanooga
208 Nashville
TEXAS
153 El Paso
215 Dallas
215 Fort Worth
216 Houston
216 Pasadena
217 San Antonio
001
001
001
001
003
005
006
007
008
009
010
Oil
013
001
001
029
001
111
112
001
001
001
001
001
001
001
002
001
002
001
001
001
001
001
001
001
002
001
001
001
001
A01
A01
A01
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
HOI
A01
A01
A01
A01
F01
F01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A01
A03
A01
A01
A01
A01
A01
A01
A01
A01
A01
24
26
26
48
43
66
48
69
59
68
58
65
66
23
26
27
25
14
13
26
26
25
26
23
24
22
26
25
25
24
24
24
25
25
26
25
25
26
23
24
25
14
12.
15
12.
17.
20.
7.
3
25.
10
7.
7.
12.
7
13.
3
3.
13.
13.
3.
19.
7.
5
6.
7.
3.
13.
9.
3.
3
5.
3.
3.
3.
3.
3.
3.
3.
3.
3.
3.
21
30.
32
45.
27.
40.
17.
12.
37.
20.
12.
27.
27.
10.
16.
3
3.
13.
13.
7.
28.
9.
5
7.
24.
3.
18.
30.
3.
3
7.
3.
3.
5.
5.
5.
3.
3.
3.
3.
3.
38
37.
46
73.
50.
65.
32.
25.
93.
37.
25.
35.
55.
14.
21.
6
5.
16.
13.
11.
36.
11.
8
11.
42.
3.
30.
45.
5.
7.
14.
3.
7.
9.
11.
11.
7.
3.
3.
7.
5.
63
46.
82
93.
65.
83.
45.
36.
123.
60
45.
57.
100.
21
31.
7
7.
24.
13.
15.
59.
14.
9
31.
64.
7.
46.
54.
7.
7.
28.
5.
9.
13.
16.
16.
7.
7.
9.
7.
7.
82
73.
116
115.
105.
118.
52.
63
151.
98
63.
80.
166.
37
45.
9
9.
34.
13.
27.
113.
19.
14
54.
118.
36.
78.
92.
8.
8.
49.
7.
12.
43.
36.
35.
9.
9.
11.
15.
8.
159
122.
176
173.
151.
171.
85.
120.
229.
241
126.
128.
267.
43.
75.
12
13.
50.
26.
45.
196.
43.
23
108.
180.
50.
142.
139.
9.
14.
209.
9.
18.
68.
59.
78.
12.
13.
24.
29.
11.
173
173.
188
226.
176.
315.
113.
126
259.
282
272.
176.
347.
48
137.
24.
16.
68.
31.
73.
251.
68.
25
133.
193.
64.
149.
156.
13.
16.
221.
9.
22.
75.
112.
82.
13.
14.
25.
32.
12.
185
186.
199
441.
176.
735.
126.
277
274.
531
352.
519.
897.
64
144.
39
18.
68.
31.
121.
310.
142,
37
207.
249.
69.
162.
264.
16.
21.
245.
13.
23.
91.
135.
124.
14.
15.
39.
56.
13.
185
186.
199
441.
176.
735.
126.
277
274.
531
352.
519.
897.
64
144.
39
18.
68.
31.
121.
310.
142.
37
207.
249.
69.
162.
264.
16.
21.
245.
13.
23.
91.
135.
124.
14.
15.
39.
56.
13.
76.
64.
86.
113.
52.
129.
95.
77.
140.
26.
43.
9
7.
24.
90.
25.
12
49.
76.
7.
8.
56.
5.
10.
29.
29.
7.
7.
13.
7.
52.17
44.17
50.20
117.39
48.57
62.75
97.40
75.74
138.36
14.88
33.91
7.47
4.25
25.07
77.33
28.15
7.33
49.70
54.98
3.23
4.53
69.89
2.90
5.82
31.93
30.52
3.37
3.75
12.68
3.14
5fl96
52.85
71 04
86.93
3567
112.13
6,180
57.26
95.94
??09
34.55
702
6.13
16.92
65.74
18.37
1067
29.18
59.80
6.13
A 30
29.03
4.61
8.17
18.38
17.65
6.54
5.53
9.25
5.94
2.15
1.88
1.94
1.94
2.49
1.80
2.44
2.13
2.45
1.82
1.93
1.95
1.90
2.31
2.23
2.02
1.67
2.97
2.08
1.69
1.87
3.28
1.75
1.95
2.64
2.76
1.74
1.88
2.46
1.69
34
-------
SULFUR DIOXIDE, mierograms per cubic meter (25 C)
GAS BUBBLER PARAROSANILINE-SULFAMIC ACID, 24 hours
1968 Annual Report
Site Site Aa/ No. Min. Percentiles Max Arithmetic Geometric
location No. pro'|. obs. obs. 10 30 50 70 90 95 99 obs- Mean Std. dev. Mean Std.dev.
UTAH
220 Salt Lake City
VIRGINIA
047 Prince William Co
223 Norfolk
225 Richmond
226 Roanoke
226 Shenondoah Nat Park
WASHINGTON
229 Seattle
WEST VIRGINIA
234 Charleston
WISCONSIN
239 Milwaukee
WYOMING
241 Casper
001
001
001
002
002
003
001
001
001
001
001
A01
G01
A01
A01
H02
H02
A03
A01
A01
A01
A01
24
29
26
25
56
61
25
26
26
24
26
3.
2.
7
10.
2.
2.
3
7.
5
7.
3
3.
2.
9
13.
2.
2.
3
9.
9
9.
5
7.
110.
22
18.
2.
5.
5
16.
15
16.
7
10.
283.
25
21.
10.
8.
7
20.
22
28.
7
22.
432.
49
58.
24.
16.
9
34.
32
44.
9
33.
768.
68
90.
86.
63.
15
54.
63
91.
15
55.
922.
82
90.
97.
86.
21
58.
71
99.
19
62.
983.
93
113.
118.
139.
63
68.
74
118.
28
62.
983.
93
113.
118.
139.
63
68.
74
118.
28
17.
36
40.
10
26.
29
38.
9
15.77
2406
31.32
11.91
16.51
2055
29.89
535
11.69
7863
29.92
723
21.03
7731
27.79
780
2.51
2.06
2.17
2.08
1.92
2.14
2.25
1.71
35
-------
NITROGEN DIOXIDE, micrograms per cubic meter (25 C)
INSTRUMENTAL COLORIMETRIC-LYSHKOW (MOD), 1 hour
1968 Annual Report
Site Site Aq/ No. Min. Percentiles Max. Arithmetic Geometric
location No. proj. obs. obs. 10 30 50 70 90 95 99 obs. Mean std. dev. Meon Std.dev.
ARIZONA
015 Phoenix
CALIFORNIA
024 Anaheim
024 Azusa
024 Burbank
024 La Habra
024 Lennox
024 Long Beach
024 Los Angeles
024 Los Angeles Co
024 Pasadena
024 Pomono
024 Redlands
024 Riverside
024 San Bernardino
024 San Bernardino Co
025 Salinas
025 Santa Cruz Co
028 Sacramento
029 San Diego Co
030 Oakland
030 Pittsburg
030 Redwood City
030 Richmond
030 San Francisco Co
030 San Jose
030 San Rafael
031 Bakersfield
031 Fresno
031 Stockton
KENTUCKY
079 Covington
002
001
002
002
001
001
002
001
002
001
001
003
001
001
001
001
002
001
001
002
005
003
001
001
001
002
003
001
001
002
002
003
G01
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
F01
101
G01
101
101
101
101
101
101
A01
F01
F01
F01
6981
7356
7622
7583
6262
7351
7492
7623
7798
7558
5263
3077
7848
4896
428
5808
1961
8117
8182
6416
7550
8112
659
7661
7504
4848
7829
7893
7416
7446
6908
1661
9.
9.
9.
9.
9.
9
9
9.
9.
9.
9.
9.
9
9.
9.
9.
9.
9.
9.
9.
9.
9
9.
9.
9.
9.
9.
9.
9.
9.
9.
9.
9.
9.
9.
75.
9.
38.
56.
38.
56.
38.
38.
38.
75
9.
9.
9.
9.
9.
9.
9.
9.
9
9.
9.
9.
9.
38.
9.
9.
9.
9.
9.
28.
56.
9.
132.
56.
75
94.
75.
75.
56.
75.
75.
94
9.
38.
38.
9.
9.
9.
9.
38.
38
38.
38.
38.
38.
38.
38.
38.
38.
38.
9.
47.
94.
56.
169.
75.
113
113.
113.
113.
94.
94.
113.
132
38.
56.
56.
9.
38.
9.
38.
56.
56
56.
38.
56.
56.
56.
56.
56.
38.
56.
28.
75.
113.
113.
226.
113.
150
169.
150.
150.
132.
132.
169.
169
56.
94.
75.
38.
38.
38.
56.
75.
75
75.
56.
94.
75.
75.
75.
94.
56.
75.
55.
141.
207.
188.
376.
188.
263
301.
244.
244.
226.
188.
320.
244
94.
188.
113.
56.
75.
56.
94.
113.
113
94.
94.
132.
132.
132.
113.
132.
94.
113.
116.
188.
282.
244.
470.
226.
338
395.
301.
320.
282.
226.
414.
301
113.
207.
150.
75.
75.
75.
113.
150.
150
94.
132.
150.
150.
169.
132.
169.
132.
150.
157.
395.
395.
414.
658.
338.
545.
620.
489.
508.
432.
320.
583.
470
169.
282.
226.
113.
113.
113.
169.
244.
226
132.
207.
188.
226.
282.
226.
226.
188.
188.
270.
1504.
639.
639.
1015.
884.
1072.
1316.
884.
884.
865.
602.
996.
790
376.
414.
470.
188.
188.
226.
338.
639.
470
207.
395.
376.
489.
545.
451.
414.
320.
414.
4849.
85.
201.
134
156
131.
136.
117.
148
32.
27.
65.
64
50.
70.
71.
62.
71.
86.20
129.98
1 06.87
121.91
90.90
93.40
91.79
8578
27.59
23.23
48.91
4778
42.93
44.54
51.55
42.35
46.94
46.76
164.20
9792
11R48
101.60
110.38
83.55
17A04
22.15
19.24
47.35
47 18
34.80
53.01
55.87
48.21
53.73
3.32
1.98
2.43
2.21
2.25
1.96
2.54
1.81
2.43
2.25
2.41
2.38
2.51
2.36
2.10
2.22
2.31
37
-------
NITROGEN DIOXIDE, micrograms per cubic meter (25 C)
INSTRUMENTAL COLORIMETRIC-GRIESS-SALTZMAN, 1 hour
1968 Annual Report
Site Site Aq/ No. Win. Percentiles Max Arithmetic Geometric
location No. proj. obs. obs. )0 30 50 70 90 95 99 obs- Mean Std.dev. Mean Std. dev.
COLORADO
036 Denver
DISTRICT OF COLUMBIA
047 Washington
ILLINOIS
067 Chicago
MISSOURI
070 St Louis
NEW JERSEY
043 Bayonne
043 Newark
045 Camden
OHIO
079 Cincinnati
PENNSYLVANIA
045 Philadelphia
002
002
002
002
003
002
003
003
002
A10
AID
AID
A10
F01
F01
F01
A10
A10
6422
5727
6970
7213
8218
4671
7903
6472
6887
9.
9.
9.
9
9
9.
9.
9.
9.
9.
38.
56.
9
39.
66.
36.
38.
38.
38.
56.
75.
38
68
92.
60.
38.
56.
56.
75.
94.
38
96
109.
81.
56.
56.
75.
94.
94.
56
120.
132.
103.
75.
94.
113.
150.
132.
75
160.
169.
143.
94.
132.
132.
169.
150.
94
184
188.
165.
113.
150.
207.
226.
207.
132
254
265.
227.
150.
226.
508.
451.
338.
338
545
474.
506.
1053.
376.
91.
43
99.
87.
35.08
2869
50.94
45.48
83.73
1761
85.77
74.96
1.53
2.29
1.78
1.77
39
-------
TOTAL HYDROCARBON, micrograms per cubic meter (25 C)
INSTRUMENTAL FLAME IONIZATION, 1 hour
1968 Annual Report
Site Site Hal No. Min. Percentiles Max. Arithmetic Geometric
location No. proj. obs. obs. )0 30 50 70 90 95 99 obs. Mean std.dev. Mean Std. dev.
ARIZONA
015 Phoenix
CALIFORNIA
024 Anaheim
024 Azusa
024 Los Angeles
024 Pasadena
024 Riverside
024 San Bernardino
025 Salinas
025 Santa Cruz Co
028 Sacramento
030 Burlingame
030 Oakland
030 Pittsburg
030 Redwood City
030 Richmond
030 San Francisco Co
030 San Jose
030 San Rafael
031 Bakersfield
031 Fresno
031 Stockton
COLORADO
036 Denver
DISTRICT OF COLUMBIA
047 Washington
ILLINOIS
067 Chicago
KENTUCKY
079 Covington
079 Newport
MISSOURI
070 St Louis
NEW JERSEY
043 Bayonne
043 Newark
045 Camden
OHIO
079 Cincinnati
174 Akron
174 Barberton
PENNSYLVANIA
045 Philadelphia
002
001
002
001
001
003
001
001
001
001
002
001
003
001
001
001
002
003
001
001
002
002
002
002
002
003
001
002
003
002
003
003
013
006
002
G01
101
101
101
101
101
101
101
101
101
F01
101
GDI
101
101
101
101
101
101
A01
F01
F01
A10
A10
A10
F01
F01
A10
F01
F01
F01
A10
HOI
HOI
AID
8511
8356
8261
8511
5730
2169
7499
8623
8337
1693
8125
2792
8265
696
4674
8137
4780
8487
8173
8284
8267
8006
6420
7314
6766
1642
3182
7868
7962
4665
6858
7229
5076
2026
5380
65
65.
654
654.
654.
654.
654.
1308
65
654.
654.
1308.
654.
1308.
654.
654
1308.
654
654
654.
1308
654.
65.
458.
262.
65.
65.
523.
164.
589.
262.
719.
1962.
1308.
65.
65.
1308.
1308.
1308.
1308.
654.
1308.
1308.
1308.
1308.
1308.
1308.
1308.
1308.
1962.
1962
1962.
1308
1308
1308
1308
1308.
1177.
1046.
1308.
65.
65.
1308.
916.
981.
785.
1177.
1962.
1962.
850.
196
1962.
1308
1308.
1962.
1308.
1308.
1962.
1308
1308.
1962.
1308.
1962.
1962.
3270.
1962
1962.
1962
1962
1962
1308
1962.
1439.
1177.
1570.
164.
719.
1700.
1145.
1145.
948.
1308.
3270.
2616.
1112.
654
1962.
1962
1962.
1962.
1962.
1962.
1962
1308
1308.
1962.
1962.
1962.
1962.
3924.
1962
1962.
1962
1962
2616
1308
1962.
1700.
1308.
1831.
654.
1439.
2093.
1341.
1308.
1079.
1439.
3270.
3270.
1243.
1570
2616.
1962
2616.
2616.
2616.
2616.
2616
1308
1308.
2616.
2616.
2616.
2616.
5232.
2616
2616.
2616
1962
3270.
1962
1962.
2027.
1504.
2093.
1341.
2845.
2420.
1602.
1537.
1243.
1700.
3924.
3924.
1504.
4316
4578.
2616
3270.
3270.
3924.
3270.
3270
1962
1962.
3270.
3924.
3924.
3270.
7194.
3924
3270.
3924
3270
4578.
2616
2616.
2812.
1962.
2616.
2698.
5723.
3270.
2551.
2126.
1700.
2551.
5886.
6540.
2158.
5886
5232.
3270
4578.
3270.
4578.
3924.
3924
1962
1962.
3924.
3924.
5232.
3924.
7848.
5232
3924.
4578
3924
5886
3270
3924.
3466.
2289.
2943.
3761.
8993.
3924.
3205.
2518.
1995.
3335.
7848.
6540.
2616.
8240
7848.
4578
5886.
4578.
5886.
5232.
5232
2616
1962.
6540.
5232.
7194.
5232.
9810.
6540
6540.
6540
5232
7848.
4578
5232.
5101.
3793.
3989.
6998.
14551.
6082.
5330.
3989.
2943.
4578.
7848.
10464.
3793.
12818
9810.
7848
9156.
7194.
7194.
9810.
6540
7194
1962.
9810.
6540.
9810.
5886.
9810.
9810
9810.
9810
9810
9810.
7848
9810.
11314.
8829.
8044.
9320.
21092.
10791.
13799.
12230.
4643.
9483.
64746.
17658.
6344.
1526.
2639.
1901
2179.
2343.
1482.
2325.
2518.
2705
2332.
2199
2868.
1785
2081.
2230.
1574.
91979
342.57
76547
27.22
831.39
35546
19.98
151.77
8943
15474
98528
388.05
73037
815.82
967.45
920.16
658 15
382.03
7«t)08
991.06
711 62
449.01
172.63
329.68
54(172
171 96
3760
59330
AR772
959.87
67.01
412.82
4.11
1.56
1.42
1.51
1.40
1.22
1.41
1.45
1.40
1.51
1.46
1.55
1.38
1.40
1.46
1.54
41
-------
TOTAL OXIDANTS, mierograms per cubic meter (25 C)
INSTRUMENTAL COLORIMETRIC NEUTRAL Kl, 1 hour
1968 Annual Report
Site Site Ag/ No. Min.
location No. proj. obs. obs.
ARIZONA
015 Phoenix
CALIFORNIA
024 Anaheim
024 Azusa
024 Burbank
024 La Habra
024 Lennox
024 Long Beach
024 Los Angeles
024 Los Angeles Co
024 Pasadena
024 Pomona
024 Redlands
024 Riverside
024 San Bernardino
024 San Bernardino Co
024 Santa Ana
025 Monterey Co
025 Salinas
025 Santa Cruz Co
028 Sacramento
028 Sacramento Co
029 San Diego Co
030 Oakland
031 Bakersfield
031 Fresno
031 Stockton
COLORADO
036 Denver
DISTRICT OF COLUMBIA
047 Washington
ILLINOIS
067 Chicago
KENTUCKY
079 Covington
MISSOURI
070 St Louis
OHIO
079 Cincinnati
OREGON
193 Portland
PENNSYLVANIA
045 Philadelphia
002
001
002
002
001
001
002
001
002
001
001
003
001
001
001
001
002
002
001
001
001
002
001
005
003
001
002
002
002
002
002
003
002
003
002
002
G01
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
101
F01
101
101
GDI
A01
FOI
F01
A10
AID
A10
FOI
A10
A10
FOI
AID
6936
8115
8212
8151
7945
8237
8120
8155
8204
8055
6047
3305
8325
5146
3305
8229
5932
6964
7788
7868
8101
6875
7693
7387
7852
7840
7753
6568
4333
5329
5030
1431
4395
2395
8733
3880
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
Percentiles
10 30 50 70 90 95 99
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
39.
39.
10.
10.
42.
10.
10.
10.
10.
39.
39.
39.
39.
39.
10.
10.
39.
39.
39.
39.
39.
39.
10.
39.
10.
39.
39.
39.
39.
39.
10.
10.
39.
10.
39.
39.
39.
59.
39.
39.
69.
39.
39.
10.
39.
59.
59.
78.
59.
59.
39.
39.
59.
78.
78.
78.
98.
78.
98.
78.
59.
78.
59.
59.
39.
59.
39.
39.
78.
39.
78.
78.
78.
78.
59.
59.
103.
59.
59.
10.
59.
118.
137.
255.
216.
118.
98.
59.
157.
157.
216.
274.
274.
235.
235.
196.
196.
137.
98.
98.
59.
78.
78.
98.
137.
59.
118.
157.
118.
118.
118.
98.
180.
78.
98.
39.
98.
147.
196.
353.
314.
176.
118.
98.
235.
196.
294.
372.
372.
333.
333.
274.
274.
176.
137.
118.
78.
98.
98.
118.
157.
78.
157.
196.
176.
137.
157.
118.
222.
98.
118.
59.
118.
235.
333.
529.
490.
294.
216.
157.
372.
314.
451.
568.
608.
529.
510.
470.
412.
294.
196.
157.
118.
137.
176.
157.
235.
98.
235.
274.
235.
196.
235.
196.
319.
157.
176.
78.
176.
Max.
obs.
9820.
706.
862.
823.
647.
451.
647.
902.
862.
666.
882.
941.
960.
784.
823.
686.
510.
490.
294.
216.
216.
294.
274.
451.
176.
353.
490.
588.
510.
490.
353.
9053.
451.
274.
274.
412.
Arithmetic Geometric
Mean Std.dev. Mean Std. dev.
60.
89.
74.
39.
28.
61.
60.
73.
81.
65.
46.
36.
39.
38.
60.
30.
59.
64.
16.
69.76
117.96
106.68
•
43.95
33.86
79.87
69.37
97.39
113.95
89.77
35.70
26.22
31.33
36.77
53.44
24.85
50.66
61.85
17.56
34.42
40.95
31.57
23.26
17.64
30.64
32.92
33.71
35.31
29.45
32.02
25.77
27.04
23.97
37.41
21.33
38.36
39.55
12.46
2.94
3.58
3.59
2.66
2.37
3.20
3.10
3.50
3.62
3.44
2.54
2.33
2.48
2.61
2.85
2.31
2.72
2.82
1.80
43
-------
TOTAL OXIDANTS, micrograms per cubic meter (25 C)
INSTRUMENTAL COULOMETRIC NEUTRAL Kl, 1 hour
1968 Annual Report
Site Site Aa/ No. Min. Percentiles Max. Arithmetic Geometric
location No. proj. obs. obs. 10 30 50 70 90 95 99 °bs. Mean Std.dev. Mean Std. dev.
CALIFORNIA
030 Burlingome
030 Livermore
030 Pinsburg
030 Redwood City
030 Richmond
030 San Francisco Co
030 San Jose
030 San Leandro
030 San Rafael
001
001
001
001
001
002
003
001
001
101
101
101
101
101
101
101
101
101
6129
7398
696
8631
7982
5060
8701
7061
8125
10.
10.
10.
10.
10.
10.
10.
10.
10
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
10.
39.
39.
10.
10.
39.
39.
10.
39.
10.
39.
78.
10.
59.
59.
39.
39.
59.
39.
78.
157.
39.
118.
98.
78.
98.
98.
59.
98.
216.
39.
118.
137.
98.
137.
118.
78.
176.
353.
39.
196.
196.
137.
274.
196.
137.
647.
686.
59.
431.
372.
274.
823.
372.
255.
43.
47.
41.
28.
45.51
43.94
55.44
29.14
25.73
29.34
22.57
1R32
2.80
2.74
2.78
2.35
45
-------
TECHNICAL REPORT DATA
(Please read Instructions on the reverse before completing)
1. REPORT NO.
EPA-450/2-76-017
2.
3. RECIPIENT'S ACCESSION-NO.
4. TITLE AND SUBTITLE
Air Quality Data-1968 Annual Statistics
5. REPORT DATE
October 1976
6. PERFORMING ORGANIZATION CODE
7. AUTHOR(S)
National Air Data Branch
8. PERFORMING ORGANIZATION REPORT NO.
9. PERFORMING, ORGANIZATION NAME AND ADDRESS
U.S. Environmental Protection Agency
Office of Air Quality Planning and Standards
Monitoring and Data Analysis Division
Research Triangle Park, North Carolina 27711
10. PROGRAM ELEMENT NO.
11. CONTRACT/GRANT NO.
12
.SPONSQRINP AGENCY NAME AND ADDRESS ,.
U.S. Environmental Protection Agency
Office of Air and Waste Management
Office of Air Quality Planning and Standards
Research Triangle Park, North Carolina 27711
13. TYPE OF REPORT AND PERIOD COVERED
Final 1968
14. SPONSORING AGENCY CODE
15. SUPPLEMENTARY NOTES
16. ABSTRACT
This report is a statistical summary report on ambient air quality. The air
quality statistics shown in this publication are produced directly from computer
reports generated by EPA's on-line computer system. The data in this publication
are being republished in the new revised format currently being used. Some of the
data in this publication have been revised as a result of a recent effort to improve
the quality of the past data.
17.
KEY WORDS AND DOCUMENT ANALYSIS
DESCRIPTORS
b.IDENTIFIERS/OPEN ENDED TERMS
c. COSATl Field/Group
Air Quality Data
SAROAD
Pollutants
NADB
SIPS
Reporting Requirements
13. DISTRIBUTION STATEMENT
Release Unlimited
19. SECURITY CLASS (This Report)
21. NO. OF PAGES
62
20. SECURITY CLASS (Thispage)
Unclassified
22. PRICE
EPA Form 2220-1 (9-73)
46
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