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Details of Criteria Pollutant Nonattainment Area Summary Report

As of January 30, 2015
View Notes
State Simple Name Nonattainment Area Name 2010
Population
(1000s)
Number of
Counties
Classification
Pollutant
AK Fairbanks
  PM-2.5 (2006) Fairbanks, AK 87 1 Moderate
AL Troy, AL
  Lead (2008) Troy, AL 2 1  
AZ Ajo
  PM-10 (1987) Ajo (Pima County), AZ 9 1 Moderate
AZ Douglas (Cochise County)
  PM-10 (1987) Paul Spur/Douglas (Cochise County), AZ 17 1 Moderate
AZ Hayden/Miami
  Lead (2008) Hayden, AZ 0 2  
  PM-10 (1987) Hayden, AZ 11 2 Moderate
  PM-10 (1987) Miami, AZ 15 1 Moderate
  Sulfur Dioxide (1971) Hayden (Pinal County), AZ 5 1  
  Sulfur Dioxide (2010) Hayden, AZ 5 2  
  Sulfur Dioxide (2010) Miami, AZ 15 1  
AZ Nogales
  PM-10 (1987) Nogales, AZ 30 1 Moderate
  PM-2.5 (2006) Nogales, AZ 31 1 Moderate
AZ Phoenix-Mesa
  PM-10 (1987) Phoenix, AZ 3,853 2 Serious
  8-Hr Ozone (2008) Phoenix-Mesa, AZ 3,850 2 Marginal
AZ Rillito (Pima County)
  PM-10 (1987) Rillito, AZ 1 1 Moderate
AZ West Central Pinal
  PM-10 (1987) West Pinal, AZ 283 1 Moderate
  PM-2.5 (2006) West Central Pinal, AZ 52 1 Moderate
AZ Yuma
  PM-10 (1987) Yuma, AZ 101 1 Moderate
CA Amador and Calaveras Cos (Central Mtn),
  8-Hr Ozone (1997) Amador and Calaveras Cos. (Central Mountain Cos.), CA 84 2 Moderate
  8-Hr Ozone (2008) Calaveras County, CA 46 1 Marginal
CA Chico
  8-Hr Ozone (1997) Chico, CA 220 1 Marginal
  PM-2.5 (2006) Chico, CA 218 1 Moderate
  8-Hr Ozone (2008) Chico (Butte County), CA 220 1 Marginal
CA Imperial County
  8-Hr Ozone (1997) Imperial Co, CA 175 1 Moderate
  PM-10 (1987) Imperial Valley, CA 147 1 Serious
  PM-2.5 (2006) Imperial Co, CA 154 1 Moderate
  8-Hr Ozone (2008) Imperial County, CA 175 1 Marginal
CA Los Angeles-San Bernardino Cos(W Mojave)
  8-Hr Ozone (1997) Los Angeles-San Bernardino Cos. (W Mojave Desert), CA 868 2 Severe 15
  8-Hr Ozone (1997) Riverside Co. (Coachella Valley), CA 425 1 Severe 15
  PM-10 (1987) Coachella Valley, CA 258 1 Serious
  PM-10 (1987) San Bernardino Co, CA 237 1 Moderate
  8-Hr Ozone (2008) Los Angeles-San Bernardino Counties (West Mojave Desert), CA 868 2 Severe 15
  8-Hr Ozone (2008) Riverside Co, (Coachella Valley), CA 426 1 Severe 15
CA Los Angeles-South Coast Air Basin
  8-Hr Ozone (1997) Los Angeles-South Coast Air Basin, CA 15,718 4 Extreme
  8-Hr Ozone (1997) Morongo Band of Mission Indians 1 1 Severe 17
  Lead (2008) Los Angeles County-South Coast Air Basin, CA 9,437 1  
  PM-2.5 (1997) Los Angeles-South Coast Air Basin, CA 15,716 4 Moderate
  PM-2.5 (2006) Los Angeles-South Coast Air Basin, CA 15,716 4 Moderate
  8-Hr Ozone (2008) Los Angeles-South Coast Air Basin, CA 15,719 4 Extreme
  8-Hr Ozone (2008) Morongo Band of Mission Indians 1 1 Serious
  8-Hr Ozone (2008) Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation 3 1 Moderate
CA Mariposa and Tuolumne Cos (Southern Mtn)
  8-Hr Ozone (1997) Mariposa and Tuolumne Cos (Southern Mtn), CA 74 2 Moderate
  8-Hr Ozone (2008) Mariposa County, CA 18 1 Marginal
CA Mono County
  PM-10 (1987) Mammoth Lake, CA 7 1 Moderate
  PM-10 (1987) Mono Basin, CA 0 1 Moderate
CA Nevada Co. (Western Part)
  8-Hr Ozone (1997) Nevada Co. (Western part), CA 82 1 Moderate
  8-Hr Ozone (2008) Nevada Co. (Western part), CA 82 1 Marginal
CA Owens Valley
  PM-10 (1987) Owens Valley, CA 7 1 Serious
CA Sacramento Metro
  8-Hr Ozone (1997) Sacramento Metro, CA 2,244 6 Severe 15
  PM-2.5 (2006) Sacramento, CA 2,206 5 Moderate
  8-Hr Ozone (2008) Sacramento Metro, CA 2,241 6 Severe 15
CA San Diego
  8-Hr Ozone (2008) San Diego County, CA 3,095 1 Marginal
CA San Francisco-Bay Area
  8-Hr Ozone (1997) San Francisco Bay Area, CA 6,971 9 Marginal
  PM-2.5 (2006) San Francisco Bay Area, CA 6,971 9 Moderate
  8-Hr Ozone (2008) San Francisco Bay Area, CA 6,973 9 Marginal
CA San Joaquin Valley
  8-Hr Ozone (1997) Kern Co (Eastern Kern), CA 95 1 Moderate
  8-Hr Ozone (1997) San Joaquin Valley, CA 3,843 8 Extreme
  PM-10 (1987) East Kern Co, CA 126 1 Serious
  PM-2.5 (1997) San Joaquin Valley, CA 3,842 8 Moderate
  PM-2.5 (2006) San Joaquin Valley, CA 3,842 8 Moderate
  8-Hr Ozone (2008) Kern Co (Eastern Kern), CA 95 1 Marginal
  8-Hr Ozone (2008) San Joaquin Valley, CA 3,842 8 Extreme
CA Searles Valley
  PM-10 (1987) Trona, CA 4 1 Moderate
CA Turscan Bluffs
  8-Hr Ozone (2008) Tuscan Buttes, CA 0 1 Marginal
CA Ventura County
  8-Hr Ozone (1997) Ventura Co, CA 823 1 Serious
  8-Hr Ozone (2008) Ventura County, CA 823 1 Serious
CA Yuba City
  8-Hr Ozone (1997) Sutter Co (Sutter Buttes), CA 0 1 Marginal
CO Denver-Boulder-Greeley-Ft Collins-Love.
  8-Hr Ozone (1997) Denver-Boulder-Greeley-Ft. Collins-Loveland, CO 3,330 9 Marginal
  8-Hr Ozone (2008) Denver-Boulder-Greeley-Ft. Collins-Loveland, CO 3,330 9 Marginal
CT Greater Connecticut
  8-Hr Ozone (1997) Greater Connecticut, CT 1,629 5 Moderate
  8-Hr Ozone (2008) Greater Connecticut, CT 1,629 5 Marginal
DC-MD-VA Washington
  8-Hr Ozone (1997) Washington, DC-MD-VA 5,136 15 Moderate
  8-Hr Ozone (2008) Washington, DC-MD-VA 5,136 15 Marginal
FL Jacksonville
  Sulfur Dioxide (2010) Nassau County, FL 6 1  
FL Tampa-St. Petersburg-Clearwater
  Lead (2008) Tampa, FL 4 1  
  Sulfur Dioxide (2010) Hillsborough County, FL 17 1  
GA Atlanta
  PM-2.5 (1997) Atlanta, GA 5,265 22 Moderate
  8-Hr Ozone (2008) Atlanta, GA 4,753 15 Marginal
GU Piti Power Plant
  Sulfur Dioxide (1971) Piti, GU 1 1  
GU Tanguisson Power Plant
  Sulfur Dioxide (1971) Tanguisson, GU 1 1  
IA Council Bluffs
  Lead (2008) Pottawattamie County, IA 13 1  
IA Muscatine County
  Sulfur Dioxide (2010) Muscatine, IA 30 1  
ID Pocatello
  PM-10 (1987) Fort Hall Indian Reservation 1 2 Moderate
ID Shoshone County
  PM-10 (1987) Shoshone Co, ID 10 1 Moderate
  PM-10 (1987) Pinehurst, ID 2 1 Moderate
IL Peoria
  Sulfur Dioxide (2010) Pekin, IL 41 2  
IL-IN-WI Chicago-Gary-Lake County
  Lead (2008) Chicago, IL 36 1  
  Sulfur Dioxide (2010) Lemont, IL 169 2  
  8-Hr Ozone (2008) Chicago-Naperville, IL-IN-WI 9,180 11 Marginal
IN Evansville
  Sulfur Dioxide (2010) Southwest Indiana, IN 6 2  
IN Indianapolis
  Sulfur Dioxide (2010) Indianapolis, IN 389 1  
  Sulfur Dioxide (2010) Morgan County, IN 21 1  
IN Muncie
  Lead (2008) Muncie, IN 1 1  
IN Terre Haute
  Sulfur Dioxide (2010) Terre Haute, IN 54 1  
KS Salina
  Lead (2008) Saline County, KS 0 1  
KY-IN Louisville
  PM-2.5 (1997) Louisville, KY-IN 1,019 5 Moderate
  Sulfur Dioxide (2010) Jefferson County, KY 3 1  
LA Baton Rouge
  8-Hr Ozone (2008) Baton Rouge, LA 733 5 Marginal
LA New Orleans
  Sulfur Dioxide (2010) St. Bernard Parish, LA 36 1  
MA Boston-Lawrence-Worcester (E. Mass)
  8-Hr Ozone (1997) Boston-Lawrence-Worcester (E. Mass), MA 5,723 10 Moderate
  Sulfur Dioxide (2010) Central New Hampshire, NH 124 3  
  8-Hr Ozone (2008) Dukes County, MA 17 1 Marginal
MA Springfield (Western Mass)
  8-Hr Ozone (1997) Springfield (W. Mass), MA 824 4 Moderate
MD Baltimore
  8-Hr Ozone (1997) Baltimore, MD 2,663 6 Serious
  8-Hr Ozone (2008) Baltimore, MD 2,663 6 Moderate
MI Belding
  Lead (2008) Belding, MI 2 1  
MI Detroit-Ann Arbor
  Sulfur Dioxide (2010) Detroit, MI 254 1  
MN Minneapolis-St. Paul
  Lead (2008) Eagan, MN 9 1  
MO Iron County
  Lead (2008) Iron, Dent, and Reynolds Counties, MO 0 3  
MO-IL St. Louis
  8-Hr Ozone (1997) St Louis, MO-IL (MO portion) 1,999 5 Moderate
  Lead (1978) Jefferson County (part); Herculaneum, MO 3 1  
  Lead (2008) Granite City, IL 39 1  
  Lead (2008) Jefferson County, MO 5 1  
  PM-2.5 (1997) St. Louis, MO-IL 2,573 9 Moderate
  Sulfur Dioxide (2010) Jefferson County, MO 62 1  
  8-Hr Ozone (2008) St. Louis-St. Charles-Farmington, MO-IL 2,571 8 Marginal
MO-KS Kansas City
  Sulfur Dioxide (2010) Jackson County, MO 57 1  
MT Billings/Laurel
  Sulfur Dioxide (1971) Laurel Area (Yellowstone County), MT 7 1  
  Sulfur Dioxide (2010) Billings, MT 3 1  
MT Butte
  PM-10 (1987) Butte, MT 34 1 Moderate
MT Columbia Falls (Flathead County)
  PM-10 (1987) Columbia Falls, MT 5 1 Moderate
MT East Helena
  Lead (1978) East Helena Area (Lewis and Clark Co.), MT 3 1  
  Sulfur Dioxide (1971) East Helena Area (Lewis and Clark Co.), MT 3 1  
MT Kalispell (Flathead County)
  PM-10 (1987) Kalispell, MT 18 1 Moderate
MT Lame Deer
  PM-10 (1987) Lame Deer, MT 1 1 Moderate
MT Libby
  PM-10 (1987) Libby, MT 3 1 Moderate
  PM-2.5 (1997) Libby, MT 9 1 Moderate
MT Missoula
  PM-10 (1987) Missoula, MT 60 1 Moderate
MT Polson (Lake County)
  PM-10 (1987) Polson, MT 4 1 Moderate
MT Ronan (Lake County)
  PM-10 (1987) Ronan, MT 3 1 Moderate
MT Thompson Falls
  PM-10 (1987) Sanders County (part); Thompson Falls and vicinity, MT 1 1 Moderate
MT Whitefish (Flathead County)
  PM-10 (1987) Flathead County; Whitefish and vicinity, MT 6 1 Moderate
NC-SC Charlotte-Gastonia-Rock Hill
  8-Hr Ozone (2008) Charlotte-Rock Hill, NC-SC 1,901 8 Marginal
NM Anthony
  PM-10 (1987) Anthony, NM 3 1 Moderate
NV Reno
  PM-10 (1987) Washoe Co, NV 421 1 Serious
NY Albany-Schenectady-Troy
  8-Hr Ozone (1997) Albany-Schenectady-Troy, NY 970 7 Marginal
NY Buffalo-Niagara Falls
  8-Hr Ozone (1997) Buffalo-Niagara Falls, NY 1,136 2 Moderate
NY Essex County; Whiteface Mountain
  8-Hr Ozone (1997) Essex Co (Whiteface Mtn), NY 0 1 Marginal
NY Jamestown
  8-Hr Ozone (1997) Jamestown, NY 135 1 Moderate
  8-Hr Ozone (2008) Jamestown, NY 135 1 Marginal
NY Jefferson County
  8-Hr Ozone (1997) Jefferson Co, NY 116 1 Moderate
NY Poughkeepsie
  8-Hr Ozone (1997) Poughkeepsie, NY 770 3 Moderate
NY Rochester
  8-Hr Ozone (1997) Rochester, NY 1,114 6 Marginal
NY-NJ-CT New York-N. New Jersey-Long Island
  8-Hr Ozone (1997) New York-N. New Jersey-Long Island, NY-NJ-CT 20,217 24 Moderate
  PM-10 (1987) New York Co, NY 1,586 1 Moderate
  8-Hr Ozone (2008) New York-N. New Jersey-Long Island, NY-NJ-CT 20,217 24 Marginal
OH Cleveland-Akron-Lorain
  Lead (2008) Cleveland, OH 8 1  
  Sulfur Dioxide (2010) Lake County, OH 230 1  
  8-Hr Ozone (2008) Cleveland-Akron-Lorain, OH 2,882 8 Marginal
OH Columbus
  8-Hr Ozone (2008) Columbus, OH 1,755 6 Marginal
OH Delta
  Lead (2008) Delta, OH 3 1  
OH-KY-IN Cincinnati-Hamilton
  Sulfur Dioxide (2010) Campbell-Clermont Counties, KY-OH 32 2  
  8-Hr Ozone (2008) Cincinnati, OH-KY-IN 1,989 9 Marginal
OH-WV Steubenville-Weirton
  Sulfur Dioxide (2010) Steubenville-Weirton, OH-WV 58 2  
OR Klamath Falls
  PM-2.5 (2006) Klamath Falls, OR 47 1 Moderate
OR Oakridge
  PM-10 (1987) Lane Co, OR 4 1 Moderate
  PM-2.5 (2006) Oakridge, OR 4 1 Moderate
PA Allentown-Bethlehem-Easton
  PM-2.5 (2006) Allentown, PA 647 2 Moderate
  Sulfur Dioxide (1971) Warren Co, NJ 109 1  
  8-Hr Ozone (2008) Allentown-Bethlehem-Easton, PA 712 3 Marginal
PA Johnstown
  PM-2.5 (1997) Johnstown, PA 157 2 Moderate
  PM-2.5 (2006) Johnstown, PA 157 2 Moderate
PA Lancaster
  PM-2.5 (1997) Lancaster, PA 519 1 Moderate
  PM-2.5 (2006) Lancaster, PA 519 1 Moderate
  8-Hr Ozone (2008) Lancaster, PA 519 1 Marginal
PA Pittsburgh-Beaver Valley
  8-Hr Ozone (1997) Pittsburgh-Beaver Valley, PA 2,356 7 Moderate
  Lead (2008) Lower Beaver Valley, PA 18 1  
  PM-2.5 (1997) Liberty-Clairton, PA 21 1 Moderate
  PM-2.5 (1997) Pittsburgh-Beaver Valley, PA 2,143 8 Moderate
  PM-2.5 (2006) Liberty-Clairton, PA 21 1 Moderate
  PM-2.5 (2006) Pittsburgh-Beaver Valley, PA 2,143 8 Moderate
  Sulfur Dioxide (1971) Armstrong Co, PA 5 1  
  Sulfur Dioxide (2010) Allegheny, PA 127 1  
  Sulfur Dioxide (2010) Beaver, PA 15 1  
  8-Hr Ozone (2008) Pittsburgh-Beaver Valley, PA 2,356 7 Marginal
PA Reading
  Lead (2008) Lyons, PA 19 1  
  Lead (2008) North Reading, PA 29 1  
  PM-2.5 (1997) Reading, PA 411 1 Moderate
  8-Hr Ozone (2008) Reading, PA 411 1 Marginal
PA Warren County
  Sulfur Dioxide (2010) Warren, PA 18 1  
PA-NJ-MD-DE Philadelphia-Wilmin-Atlantic City
  8-Hr Ozone (1997) Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 7,797 18 Moderate
  PM-2.5 (1997) Philadelphia-Wilmington, PA-NJ-DE (PA portion) 4,009 5 Moderate
  PM-2.5 (2006) Philadelphia-Wilmington, PA-NJ-DE (PA portion) 4,009 5 Moderate
  8-Hr Ozone (2008) Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE 7,437 16 Marginal
  8-Hr Ozone (2008) Seaford, DE 197 1 Marginal
PR Arecibo
  Lead (2008) Arecibo, PR 32 1  
RI Providence (all of RI)
  8-Hr Ozone (1997) Providence (all of RI), RI 1,053 5 Moderate
TN Johnson City-Kingsport-Bristol
  Lead (2008) Bristol, TN 2 1  
  Sulfur Dioxide (2010) Sullivan County, TN 27 1  
TN Knoxville
  PM-2.5 (1997) Knoxville, TN 682 5 Moderate
  PM-2.5 (2006) Knoxville-Sevierville-La Follette, TN 682 5 Moderate
  8-Hr Ozone (2008) Knoxville, TN 573 3 Marginal
TN-AR Memphis
  8-Hr Ozone (2008) Memphis, TN-MS-AR 1,127 3 Marginal
TN-GA Chattanooga
  PM-2.5 (1997) Chattanooga, TN-GA-AL (TN portion) 336 1 Moderate
TX Dallas-Fort Worth
  8-Hr Ozone (1997) Dallas-Fort Worth, TX 6,221 9 Serious
  Lead (2008) Frisco, TX 4 1  
  8-Hr Ozone (2008) Dallas-Fort Worth, TX 6,280 10 Moderate
TX El Paso
  PM-10 (1987) El Paso Co, TX 649 1 Moderate
TX Houston-Galveston-Brazoria
  8-Hr Ozone (1997) Houston-Galveston-Brazoria, TX 5,892 8 Severe 15
  8-Hr Ozone (2008) Houston-Galveston-Brazoria, TX 5,892 8 Marginal
UT Logan, UT-ID
  PM-2.5 (2006) Logan, UT-ID 125 2 Moderate
UT Ogden
  PM-10 (1987) Ogden, UT 83 1 Moderate
UT Provo
  PM-10 (1987) Utah Co, UT 517 1 Moderate
  PM-2.5 (2006) Provo, UT 518 1 Moderate
UT Salt Lake City
  PM-10 (1987) Salt Lake Co, UT 1,030 1 Moderate
  PM-2.5 (2006) Salt Lake City, UT 1,665 5 Moderate
  Sulfur Dioxide (1971) Salt Lake Co, UT 1,030 1  
UT Tooele County
  Sulfur Dioxide (1971) Tooele Co, UT 58 1  
WA Seattle-Tacoma
  PM-2.5 (2006) Tacoma, WA 540 1 Moderate
WI Rhinelander
  Sulfur Dioxide (2010) Rhinelander, WI 18 1  
WI Sheboygan
  8-Hr Ozone (1997) Sheboygan, WI 116 1 Moderate
  8-Hr Ozone (2008) Sheboygan County, WI 116 1 Marginal
WV-OH Parkersburg-Marietta
  Sulfur Dioxide (2010) Muskingum River, OH 4 2  
WV-OH Wheeling
  Sulfur Dioxide (2010) Marshall, WV 20 1  
WY Sheridan
  PM-10 (1987) Sheridan, WY 17 1 Moderate


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On June 8, 2007, the United States Court of Appeals vacated the Subpart 1 portion of the Phase 1 Rule (Court Order) (PDF). On May 14, 2012, the Former Subpart 1 nonattainment areas were classified under Subpart 2 (77 FR 28424 ) (PDF), effective June 13, 2012.


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