Designated 8-Hr Ozone Compared to 2006 PM-2.5 and 1997 PM-2.5 Nonattainment Areas
As of November 13, 2009
8-Hr Ozone classified area designations for the 1997 standard were effective on June 15, 2004. Thirteen (13) 8-Hr EAC areas were designated attainment on April 15, 2008.
1997 PM-2.5 area designations were effective on April 5, 2005.
2006 PM-2.5 area designations are effective on December 14, 2009.
Mouse over the No. Ctys to see the area name; click on them to see the associated counties.
|
Ozone Notes
|
Design Value Notes
|
| 1997 8-HR OZONE
Nonattainment Areas |
2006 PM-2.5
Nonattainment Areas |
1997 PM-2.5
Nonattainment Areas |
| State(s) |
Area Name |
2000
Pop. |
No.
Ctys |
Category/
Class |
Design
Value
(2001-2003) |
2000
Pop. |
No.
Ctys |
Class |
24-hr
Design
Value
(2006-2008) |
2000
Pop. |
No.
Ctys |
Class |
Annual*
Design
Value
(2001-2003) |
| AZ |
Phoenix-Mesa
|
3,086,045
|
2 |
Subpar |
0.087 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Amador and Calaveras Cos (Central Mtn),
|
75,654
|
2 |
Subpar |
0.091 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Chico
|
203,171
|
1 |
Subpar |
0.089 |
198,921
|
1 |
NonAtt
|
69 |
|
|
Attain
|
|
| CA |
Imperial County
|
142,361
|
1 |
Mod |
0.087 |
123,231
|
1 |
NonAtt
|
36 |
|
|
Attain
|
|
| CA |
Kern Co (Eastern Kern)
|
99,251
|
1 |
Subpar |
0.098 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Los Angeles-San Bernardino Cos(W Mojave)
|
656,408
|
2 |
Mod |
0.106 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Los Angeles-South Coast Air Basin
|
14,593,587
|
4 |
Sev7 |
0.131 |
14,593,587
|
4 |
NonAtt
|
49 |
14,593,587
|
4 |
NonAtt
|
27.8 |
| CA |
Mariposa and Tuolumne Cos (Southern Mtn)
|
71,631
|
2 |
Subpar |
0.091 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Nevada Co. (Western Part)
|
77,735
|
1 |
Subpar |
0.098 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Riverside Co, (Coachella Valley)
|
324,750
|
1 |
Ser |
0.108 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
Sacramento Metro
|
1,978,348
|
6 |
Ser |
0.107 |
1,840,186
|
5 |
NonAtt
|
56 |
|
|
Attain
|
|
| CA |
San Diego
|
2,813,431
|
1 |
Subpar |
0.093 |
|
|
Attain
|
|
|
|
Attain
|
|
| CA |
San Francisco-Bay Area
|
6,541,828
|
9 |
Mar |
0.086 |
6,608,710
|
9 |
NonAtt
|
36 |
|
|
Attain
|
|
| CA |
San Joaquin Valley
|
3,191,367
|
8 |
Ser |
0.115 |
3,190,239
|
8 |
NonAtt
|
70 |
3,191,367
|
8 |
NonAtt
|
21.8 |
| CA |
Sutter Co (Sutter Buttes)
|
1
|
1 |
Subpar |
0.088 |
136,522
|
2 |
NonAtt
|
47 |
|
|
Attain
|
|
| CA |
Ventura County
|
753,197
|
1 |
Ser |
0.095 |
|
|
Attain
|
|
|
|
Attain
|
|
| CO |
Denver-Boulder-Greeley-Ft Collins-Love.
|
2,811,580
|
9 |
Subpar |
0.087 |
|
|
Attain
|
|
|
|
Attain
|
|
| CT |
Greater Connecticut
|
1,543,919
|
5 |
Mod |
0.095 |
|
|
Attain
|
|
|
|
Attain
|
|
| DC-MD-VA |
Washington
|
4,452,498
|
15 |
Mod |
0.099 |
|
|
Attain
|
|
4,377,935
|
14 |
NonAtt
|
15.8 |
| GA |
Atlanta
|
4,228,492
|
20 |
Mod |
0.091 |
|
|
Attain
|
|
4,231,750
|
22 |
NonAtt
|
18.0 |
| IL-IN |
Chicago-Gary-Lake County
|
8,757,808
|
10 |
Mod |
0.101 |
|
|
Attain
|
|
8,757,808
|
10 |
NonAtt
|
17.7 |
| LA |
Baton Rouge
|
636,214
|
5 |
Mod |
0.086 |
|
|
Attain
|
|
|
|
Attain
|
|
| MA |
Boston-Lawrence-Worcester (E. Mass)
|
5,534,130
|
10 |
Mod |
0.095 |
|
|
Attain
|
|
|
|
Attain
|
|
| MA |
Springfield (Western Mass)
|
814,967
|
4 |
Mod |
0.094 |
|
|
Attain
|
|
|
|
Attain
|
|
| MD |
Baltimore
|
2,512,431
|
6 |
Mod |
0.103 |
|
|
Attain
|
|
2,512,431
|
6 |
NonAtt
|
16.7 |
| MI |
Allegan County
|
105,665
|
1 |
Subpar |
0.097 |
|
|
Attain
|
|
|
|
Attain
|
|
| MO-IL |
St. Louis
|
2,504,603
|
9 |
Mod |
0.092 |
|
|
Attain
|
|
2,486,562
|
9 |
NonAtt
|
17.5 |
| NC |
Haywood and Swain Cos (Great Smoky Mtn NP)
|
288
|
2 |
Subpar |
0.085 |
|
|
Attain
|
|
|
|
Attain
|
|
| NC-SC |
Charlotte-Gastonia-Rock Hill
|
1,476,564
|
8 |
Mod |
0.100 |
|
|
Attain
|
|
|
|
Attain
|
|
| NH |
Boston-Manchester-Portsmouth(SE)
|
696,713
|
4 |
Mod |
0.095 |
|
|
Attain
|
|
|
|
Attain
|
|
| NV |
Las Vegas
|
1,348,864
|
1 |
Subpar |
0.086 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Albany-Schenectady-Troy
|
923,778
|
7 |
Subpar |
0.087 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Buffalo-Niagara Falls
|
1,170,111
|
2 |
Subpar |
0.099 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Essex County; Whiteface Mountain
|
1,000
|
1 |
Subpar |
0.091 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Jamestown
|
139,750
|
1 |
Subpar |
0.094 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Jefferson County
|
111,738
|
1 |
Mod |
0.097 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Poughkeepsie
|
717,262
|
3 |
Mod |
0.094 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY |
Rochester
|
1,098,201
|
6 |
Subpar |
0.088 |
|
|
Attain
|
|
|
|
Attain
|
|
| NY-NJ-CT |
New York-N. New Jersey-Long Island
|
19,634,122
|
24 |
Mod |
0.102 |
19,802,587
|
22 |
NonAtt
|
38 |
19,802,587
|
22 |
NonAtt
|
17.7 |
| OH-KY-IN |
Cincinnati-Hamilton
|
1,891,518
|
9 |
Subpar |
0.096 |
|
|
Attain
|
|
1,850,975
|
8 |
NonAtt
|
17.8 |
| PA |
Pittsburgh-Beaver Valley
|
2,431,087
|
7 |
Subpar |
0.094 |
2,195,156
|
8 |
NonAtt
|
36 |
2,195,054
|
8 |
NonAtt
|
21.2 |
| |
|
|
|
Attain |
|
21,519
|
1 |
NonAtt
|
53 |
21,600
|
1 |
NonAtt
|
21.2 |
| PA-NJ-MD-DE |
Philadelphia-Wilmin-Atlantic City
|
7,333,475
|
18 |
Mod |
0.106 |
5,536,911
|
9 |
NonAtt
|
36 |
5,536,911
|
9 |
NonAtt
|
16.4 |
| RI |
Providence (all of RI)
|
1,048,319
|
5 |
Mod |
0.095 |
|
|
Attain
|
|
|
|
Attain
|
|
| TN |
Knoxville
|
713,755
|
7 |
Subpar |
0.092 |
599,009
|
5 |
NonAtt
|
See Design Value Notes |
599,008
|
5 |
NonAtt
|
16.8 |
| TN-AR |
Memphis
|
948,338
|
2 |
Mod |
0.092 |
|
|
Attain
|
|
|
|
Attain
|
|
| TX |
Beaumont-Port Arthur
|
385,090
|
3 |
Mod |
0.091 |
|
|
Attain
|
|
|
|
Attain
|
|
| TX |
Dallas-Fort Worth
|
5,030,828
|
9 |
Mod |
0.100 |
|
|
Attain
|
|
|
|
Attain
|
|
| TX |
Houston-Galveston-Brazoria
|
4,669,571
|
8 |
Sev5 |
0.102 |
|
|
Attain
|
|
|
|
Attain
|
|
| WI |
Door County
|
27,961
|
1 |
Subpar |
0.094 |
|
|
Attain
|
|
|
|
Attain
|
|
| WI |
Manitowoc County
|
82,887
|
1 |
Subpar |
0.090 |
|
|
Attain
|
|
|
|
Attain
|
|
| WI |
Milwaukee-Racine
|
1,839,149
|
6 |
Mod |
0.101 |
1,489,762
|
3 |
NonAtt
|
37 |
|
|
Attain
|
|
| WI |
Sheboygan
|
112,646
|
1 |
Mod |
0.100 |
|
|
Attain
|
|
|
|
Attain
|
|
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