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8-Hour Ozone (1997) Designated Areas by State/County/Area - NAAQS Revoked

Data is current as of August 31, 2019
The 1997 8-hour Ozone NAAQS was revoked effective April 6, 2015 (80 FR 12264).

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State  County  Area Name  Current Status  County NA
Whole/Part
 
2010
Population
 
State/
County FIPS
click link for
partial county description
whole or
partial county population
ALABAMA Jefferson County Birmingham, AL Maintenance Whole 658,466 01/073
ALABAMA Shelby County Birmingham, AL Maintenance Whole 195,085 01/117
ARIZONA Maricopa County Phoenix-Mesa, AZ Maintenance Part 3,801,700 04/013
ARIZONA Pinal County Phoenix-Mesa, AZ Maintenance Part 46,927 04/021
ARKANSAS Crittenden County Memphis, TN-AR Maintenance Whole 50,902 05/035
CALIFORNIA Alameda County San Francisco Bay Area, CA Nonattainment Whole 1,510,271 06/001
CALIFORNIA Amador County Amador and Calaveras Cos. (Central Mountain Cos.), CA Nonattainment Whole 38,091 06/005
CALIFORNIA Butte County Chico, CA Nonattainment Whole 220,000 06/007
CALIFORNIA Calaveras County Amador and Calaveras Cos. (Central Mountain Cos.), CA Nonattainment Whole 45,578 06/009
CALIFORNIA Contra Costa County San Francisco Bay Area, CA Nonattainment Whole 1,049,025 06/013
CALIFORNIA El Dorado County Sacramento Metro, CA Nonattainment Part 151,823 06/017
CALIFORNIA Fresno County San Joaquin Valley, CA Nonattainment Whole 930,450 06/019
CALIFORNIA Imperial County Imperial Co, CA Nonattainment Whole 174,528 06/025
CALIFORNIA Kern County Kern Co (Eastern Kern), CA Nonattainment Part 95,314 06/029
CALIFORNIA Kern County San Joaquin Valley, CA Nonattainment Part 710,558 06/029
CALIFORNIA Kings County San Joaquin Valley, CA Nonattainment Whole 152,982 06/031
CALIFORNIA Los Angeles County Los Angeles-San Bernardino Cos. (W Mojave Desert), CA Nonattainment Part 378,570 06/037
CALIFORNIA Los Angeles County Los Angeles-South Coast Air Basin, CA Nonattainment Part 9,441,036 06/037
CALIFORNIA Madera County San Joaquin Valley, CA Nonattainment Whole 150,865 06/039
CALIFORNIA Marin County San Francisco Bay Area, CA Nonattainment Whole 252,409 06/041
CALIFORNIA Mariposa County Mariposa and Tuolumne Cos (Southern Mtn), CA Nonattainment Whole 18,251 06/043
CALIFORNIA Merced County San Joaquin Valley, CA Nonattainment Whole 255,793 06/047
CALIFORNIA Napa County San Francisco Bay Area, CA Nonattainment Whole 136,484 06/055
CALIFORNIA Nevada County Nevada Co. (Western part), CA Nonattainment Part 82,393 06/057
CALIFORNIA Orange County Los Angeles-South Coast Air Basin, CA Nonattainment Whole 3,010,232 06/059
CALIFORNIA Placer County Sacramento Metro, CA Nonattainment Part 339,500 06/061
CALIFORNIA Riverside County Los Angeles-South Coast Air Basin, CA Nonattainment Part 1,737,296 06/065
CALIFORNIA Riverside County Morongo Band of Mission Indians Nonattainment Part 913 06/065
CALIFORNIA Riverside County Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation Maintenance Part 2,730 06/065
CALIFORNIA Riverside County Riverside Co. (Coachella Valley), CA Nonattainment Part 425,425 06/065
CALIFORNIA Sacramento County Sacramento Metro, CA Nonattainment Whole 1,418,788 06/067
CALIFORNIA San Bernardino County Los Angeles-San Bernardino Cos. (W Mojave Desert), CA Nonattainment Part 489,780 06/071
CALIFORNIA San Bernardino County Los Angeles-South Coast Air Basin, CA Nonattainment Part 1,526,620 06/071
CALIFORNIA San Diego County Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation Maintenance Part 114 06/073
CALIFORNIA San Diego County San Diego, CA Maintenance Part 3,093,345 06/073
CALIFORNIA San Francisco County San Francisco Bay Area, CA Nonattainment Whole 805,235 06/075
CALIFORNIA San Joaquin County San Joaquin Valley, CA Nonattainment Whole 685,306 06/077
CALIFORNIA San Mateo County San Francisco Bay Area, CA Nonattainment Whole 718,451 06/081
CALIFORNIA Santa Clara County San Francisco Bay Area, CA Nonattainment Whole 1,781,642 06/085
CALIFORNIA Solano County Sacramento Metro, CA Nonattainment Part 129,518 06/095
CALIFORNIA Solano County San Francisco Bay Area, CA Nonattainment Part 284,218 06/095
CALIFORNIA Sonoma County San Francisco Bay Area, CA Nonattainment Part 433,262 06/097
CALIFORNIA Stanislaus County San Joaquin Valley, CA Nonattainment Whole 514,453 06/099
CALIFORNIA Sutter County Sacramento Metro, CA Nonattainment Part 3,433 06/101
CALIFORNIA Sutter County Sutter Co (Sutter Buttes), CA Nonattainment Part 33 06/101
CALIFORNIA Tulare County San Joaquin Valley, CA Nonattainment Whole 442,179 06/107
CALIFORNIA Tuolumne County Mariposa and Tuolumne Cos (Southern Mtn), CA Nonattainment Whole 55,365 06/109
CALIFORNIA Ventura County Ventura Co, CA Nonattainment Part 823,360 06/111
CALIFORNIA Yolo County Sacramento Metro, CA Nonattainment Whole 200,849 06/113
COLORADO Adams County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 441,603 08/001
COLORADO Arapahoe County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 572,003 08/005
COLORADO Boulder County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 294,567 08/013
COLORADO Broomfield County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 55,889 08/014
COLORADO Denver County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 600,158 08/031
COLORADO Douglas County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 285,465 08/035
COLORADO Jefferson County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Whole 534,543 08/059
COLORADO Larimer County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Part 294,389 08/069
COLORADO Weld County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Nonattainment Part 251,522 08/123
CONNECTICUT Fairfield County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 916,829 09/001
CONNECTICUT Hartford County Greater Connecticut, CT Nonattainment Whole 894,014 09/003
CONNECTICUT Litchfield County Greater Connecticut, CT Nonattainment Whole 189,927 09/005
CONNECTICUT Middlesex County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 165,676 09/007
CONNECTICUT New Haven County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 862,477 09/009
CONNECTICUT New London County Greater Connecticut, CT Nonattainment Whole 274,055 09/011
CONNECTICUT Tolland County Greater Connecticut, CT Nonattainment Whole 152,691 09/013
CONNECTICUT Windham County Greater Connecticut, CT Nonattainment Whole 118,428 09/015
DELAWARE Kent County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 162,310 10/001
DELAWARE New Castle County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 538,479 10/003
DELAWARE Sussex County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 197,145 10/005
DISTRICT OF COLUMBIA District of Columbia Washington, DC-MD-VA Nonattainment Whole 601,723 11/001
GEORGIA Barrow County Atlanta, GA Maintenance Whole 69,367 13/013
GEORGIA Bartow County Atlanta, GA Maintenance Whole 100,157 13/015
GEORGIA Bibb County Macon, GA Maintenance Whole 155,547 13/021
GEORGIA Carroll County Atlanta, GA Maintenance Whole 110,527 13/045
GEORGIA Cherokee County Atlanta, GA Maintenance Whole 214,346 13/057
GEORGIA Clayton County Atlanta, GA Maintenance Whole 259,424 13/063
GEORGIA Cobb County Atlanta, GA Maintenance Whole 688,078 13/067
GEORGIA Coweta County Atlanta, GA Maintenance Whole 127,317 13/077
GEORGIA DeKalb County Atlanta, GA Maintenance Whole 691,893 13/089
GEORGIA Douglas County Atlanta, GA Maintenance Whole 132,403 13/097
GEORGIA Fayette County Atlanta, GA Maintenance Whole 106,567 13/113
GEORGIA Forsyth County Atlanta, GA Maintenance Whole 175,511 13/117
GEORGIA Fulton County Atlanta, GA Maintenance Whole 920,581 13/121
GEORGIA Gwinnett County Atlanta, GA Maintenance Whole 805,321 13/135
GEORGIA Hall County Atlanta, GA Maintenance Whole 179,684 13/139
GEORGIA Henry County Atlanta, GA Maintenance Whole 203,922 13/151
GEORGIA Monroe County Macon, GA Maintenance Part 2,576 13/207
GEORGIA Murray County Murray Co (Chattahoochee Nat Forest), GA Maintenance Part 6,231 13/213
GEORGIA Newton County Atlanta, GA Maintenance Whole 99,958 13/217
GEORGIA Paulding County Atlanta, GA Maintenance Whole 142,324 13/223
GEORGIA Rockdale County Atlanta, GA Maintenance Whole 85,215 13/247
GEORGIA Spalding County Atlanta, GA Maintenance Whole 64,073 13/255
GEORGIA Walton County Atlanta, GA Maintenance Whole 83,768 13/297
ILLINOIS Cook County Chicago-Gary-Lake County, IL-IN Maintenance Whole 5,194,675 17/031
ILLINOIS DuPage County Chicago-Gary-Lake County, IL-IN Maintenance Whole 916,924 17/043
ILLINOIS Grundy County Chicago-Gary-Lake County, IL-IN Maintenance Part 20,519 17/063
ILLINOIS Jersey County St. Louis, MO-IL Maintenance Whole 22,985 17/083
ILLINOIS Kane County Chicago-Gary-Lake County, IL-IN Maintenance Whole 515,269 17/089
ILLINOIS Kendall County Chicago-Gary-Lake County, IL-IN Maintenance Part 52,377 17/093
ILLINOIS Lake County Chicago-Gary-Lake County, IL-IN Maintenance Whole 703,462 17/097
ILLINOIS Madison County St. Louis, MO-IL Maintenance Whole 269,282 17/119
ILLINOIS McHenry County Chicago-Gary-Lake County, IL-IN Maintenance Whole 308,760 17/111
ILLINOIS Monroe County St. Louis, MO-IL Maintenance Whole 32,957 17/133
ILLINOIS St. Clair County St. Louis, MO-IL Maintenance Whole 270,056 17/163
ILLINOIS Will County Chicago-Gary-Lake County, IL-IN Maintenance Whole 677,560 17/197
INDIANA Allen County Fort Wayne, IN Maintenance Whole 355,329 18/003
INDIANA Boone County Indianapolis, IN Maintenance Whole 56,640 18/011
INDIANA Clark County Louisville, KY-IN Maintenance Whole 110,232 18/019
INDIANA Dearborn County Cincinnati-Hamilton, OH-KY-IN Maintenance Part 13,516 18/029
INDIANA Delaware County Muncie, IN Maintenance Whole 117,671 18/035
INDIANA Elkhart County South Bend-Elkhart, IN Maintenance Whole 197,559 18/039
INDIANA Floyd County Louisville, KY-IN Maintenance Whole 74,578 18/043
INDIANA Greene County Greene Co, IN Maintenance Whole 33,165 18/055
INDIANA Hamilton County Indianapolis, IN Maintenance Whole 274,569 18/057
INDIANA Hancock County Indianapolis, IN Maintenance Whole 70,002 18/059
INDIANA Hendricks County Indianapolis, IN Maintenance Whole 145,448 18/063
INDIANA Jackson County Jackson Co, IN Maintenance Whole 42,376 18/071
INDIANA Johnson County Indianapolis, IN Maintenance Whole 139,654 18/081
INDIANA LaPorte County La Porte Co., IN Maintenance Whole 111,467 18/091
INDIANA Lake County Chicago-Gary-Lake County, IL-IN Maintenance Whole 496,005 18/089
INDIANA Madison County Indianapolis, IN Maintenance Whole 131,636 18/095
INDIANA Marion County Indianapolis, IN Maintenance Whole 903,393 18/097
INDIANA Morgan County Indianapolis, IN Maintenance Whole 68,894 18/109
INDIANA Porter County Chicago-Gary-Lake County, IL-IN Maintenance Whole 164,343 18/127
INDIANA Shelby County Indianapolis, IN Maintenance Whole 44,436 18/145
INDIANA St. Joseph County South Bend-Elkhart, IN Maintenance Whole 266,931 18/141
INDIANA Vanderburgh County Evansville, IN Maintenance Whole 179,703 18/163
INDIANA Vigo County Terre Haute, IN Maintenance Whole 107,848 18/167
INDIANA Warrick County Evansville, IN Maintenance Whole 59,689 18/173
KENTUCKY Boone County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 118,811 21/015
KENTUCKY Boyd County Huntington-Ashland, WV-KY Maintenance Whole 49,542 21/019
KENTUCKY Bullitt County Louisville, KY-IN Maintenance Whole 74,319 21/029
KENTUCKY Campbell County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 90,336 21/037
KENTUCKY Christian County Clarksville-Hopkinsville, TN-KY Maintenance Whole 73,955 21/047
KENTUCKY Jefferson County Louisville, KY-IN Maintenance Whole 741,096 21/111
KENTUCKY Kenton County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 159,720 21/117
KENTUCKY Oldham County Louisville, KY-IN Maintenance Whole 60,316 21/185
LOUISIANA Ascension Parish Baton Rouge, LA Maintenance Whole 107,215 22/005
LOUISIANA East Baton Rouge Parish Baton Rouge, LA Maintenance Whole 440,171 22/033
LOUISIANA Iberville Parish Baton Rouge, LA Maintenance Whole 33,387 22/047
LOUISIANA Livingston Parish Baton Rouge, LA Maintenance Whole 128,026 22/063
LOUISIANA West Baton Rouge Parish Baton Rouge, LA Maintenance Whole 23,788 22/121
MAINE Androscoggin County Portland, ME Maintenance Part 5,132 23/001
MAINE Cumberland County Portland, ME Maintenance Part 267,207 23/005
MAINE Hancock County Hancock, Knox, Lincoln and Waldo Cos, ME Maintenance Part 32,894 23/009
MAINE Knox County Hancock, Knox, Lincoln and Waldo Cos, ME Maintenance Part 33,817 23/013
MAINE Lincoln County Hancock, Knox, Lincoln and Waldo Cos, ME Maintenance Part 29,803 23/015
MAINE Sagadahoc County Portland, ME Maintenance Whole 35,293 23/023
MAINE Waldo County Hancock, Knox, Lincoln and Waldo Cos, ME Maintenance Part 751 23/027
MAINE York County Portland, ME Maintenance Part 174,009 23/031
MARYLAND Anne Arundel County Baltimore, MD Nonattainment Whole 537,656 24/003
MARYLAND Baltimore County Baltimore, MD Nonattainment Whole 805,029 24/005
MARYLAND Baltimore city Baltimore, MD Nonattainment Whole 620,961 24/510
MARYLAND Calvert County Washington, DC-MD-VA Nonattainment Whole 88,737 24/009
MARYLAND Carroll County Baltimore, MD Nonattainment Whole 167,134 24/013
MARYLAND Cecil County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 101,108 24/015
MARYLAND Charles County Washington, DC-MD-VA Nonattainment Whole 146,551 24/017
MARYLAND Frederick County Washington, DC-MD-VA Nonattainment Whole 233,385 24/021
MARYLAND Harford County Baltimore, MD Nonattainment Whole 244,826 24/025
MARYLAND Howard County Baltimore, MD Nonattainment Whole 287,085 24/027
MARYLAND Kent County Kent and Queen Anne's Cos, MD Maintenance Whole 20,197 24/029
MARYLAND Montgomery County Washington, DC-MD-VA Nonattainment Whole 971,777 24/031
MARYLAND Prince George's County Washington, DC-MD-VA Nonattainment Whole 863,420 24/033
MARYLAND Queen Anne's County Kent and Queen Anne's Cos, MD Maintenance Whole 47,798 24/035
MASSACHUSETTS Barnstable County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 215,888 25/001
MASSACHUSETTS Berkshire County Springfield (W. Mass), MA Nonattainment Whole 131,219 25/003
MASSACHUSETTS Bristol County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 548,285 25/005
MASSACHUSETTS Dukes County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 16,535 25/007
MASSACHUSETTS Essex County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 743,159 25/009
MASSACHUSETTS Franklin County Springfield (W. Mass), MA Nonattainment Whole 71,372 25/011
MASSACHUSETTS Hampden County Springfield (W. Mass), MA Nonattainment Whole 463,490 25/013
MASSACHUSETTS Hampshire County Springfield (W. Mass), MA Nonattainment Whole 158,080 25/015
MASSACHUSETTS Middlesex County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 1,503,085 25/017
MASSACHUSETTS Nantucket County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 10,172 25/019
MASSACHUSETTS Norfolk County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 670,850 25/021
MASSACHUSETTS Plymouth County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 494,919 25/023
MASSACHUSETTS Suffolk County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 722,023 25/025
MASSACHUSETTS Worcester County Boston-Lawrence-Worcester (E. Mass), MA Nonattainment Whole 798,552 25/027
MICHIGAN Allegan County Allegan Co, MI Maintenance Whole 111,408 26/005
MICHIGAN Benzie County Benzie Co, MI Maintenance Whole 17,525 26/019
MICHIGAN Berrien County Benton Harbor, MI Maintenance Whole 156,813 26/021
MICHIGAN Calhoun County Kalamazoo-Battle Creek, MI Maintenance Whole 136,146 26/025
MICHIGAN Cass County Cass Co, MI Maintenance Whole 52,293 26/027
MICHIGAN Clinton County Lansing-East Lansing, MI Maintenance Whole 75,382 26/037
MICHIGAN Eaton County Lansing-East Lansing, MI Maintenance Whole 107,759 26/045
MICHIGAN Genesee County Flint, MI Maintenance Whole 425,790 26/049
MICHIGAN Huron County Huron Co, MI Maintenance Whole 33,118 26/063
MICHIGAN Ingham County Lansing-East Lansing, MI Maintenance Whole 280,895 26/065
MICHIGAN Kalamazoo County Kalamazoo-Battle Creek, MI Maintenance Whole 250,331 26/077
MICHIGAN Kent County Grand Rapids, MI Maintenance Whole 602,622 26/081
MICHIGAN Lapeer County Flint, MI Maintenance Whole 88,319 26/087
MICHIGAN Lenawee County Detroit-Ann Arbor, MI Maintenance Whole 99,892 26/091
MICHIGAN Livingston County Detroit-Ann Arbor, MI Maintenance Whole 180,967 26/093
MICHIGAN Macomb County Detroit-Ann Arbor, MI Maintenance Whole 840,978 26/099
MICHIGAN Mason County Mason Co, MI Maintenance Whole 28,705 26/105
MICHIGAN Monroe County Detroit-Ann Arbor, MI Maintenance Whole 152,021 26/115
MICHIGAN Muskegon County Muskegon, MI Maintenance Whole 172,188 26/121
MICHIGAN Oakland County Detroit-Ann Arbor, MI Maintenance Whole 1,202,362 26/125
MICHIGAN Ottawa County Grand Rapids, MI Maintenance Whole 263,801 26/139
MICHIGAN St. Clair County Detroit-Ann Arbor, MI Maintenance Whole 163,040 26/147
MICHIGAN Van Buren County Kalamazoo-Battle Creek, MI Maintenance Whole 76,258 26/159
MICHIGAN Washtenaw County Detroit-Ann Arbor, MI Maintenance Whole 344,791 26/161
MICHIGAN Wayne County Detroit-Ann Arbor, MI Maintenance Whole 1,820,584 26/163
MISSOURI Franklin County St. Louis, MO-IL Maintenance Whole 101,492 29/071
MISSOURI Jefferson County St. Louis, MO-IL Maintenance Whole 218,733 29/099
MISSOURI St. Charles County St. Louis, MO-IL Maintenance Whole 360,485 29/183
MISSOURI St. Louis County St. Louis, MO-IL Maintenance Whole 998,954 29/189
MISSOURI St. Louis city St. Louis, MO-IL Maintenance Whole 319,294 29/510
NEVADA Clark County Las Vegas, NV Maintenance Part 1,918,819 32/003
NEW HAMPSHIRE Hillsborough County Boston-Manchester-Portsmouth (SE), NH Maintenance Part 347,992 33/011
NEW HAMPSHIRE Merrimack County Boston-Manchester-Portsmouth (SE), NH Maintenance Part 15,013 33/013
NEW HAMPSHIRE Rockingham County Boston-Manchester-Portsmouth (SE), NH Maintenance Part 286,035 33/015
NEW HAMPSHIRE Strafford County Boston-Manchester-Portsmouth (SE), NH Maintenance Part 91,516 33/017
NEW JERSEY Atlantic County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 274,549 34/001
NEW JERSEY Bergen County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 905,116 34/003
NEW JERSEY Burlington County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 448,734 34/005
NEW JERSEY Camden County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 513,657 34/007
NEW JERSEY Cape May County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 97,265 34/009
NEW JERSEY Cumberland County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 156,898 34/011
NEW JERSEY Essex County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 783,969 34/013
NEW JERSEY Gloucester County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 288,288 34/015
NEW JERSEY Hudson County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 634,266 34/017
NEW JERSEY Hunterdon County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 128,349 34/019
NEW JERSEY Mercer County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 366,513 34/021
NEW JERSEY Middlesex County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 809,858 34/023
NEW JERSEY Monmouth County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 630,380 34/025
NEW JERSEY Morris County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 492,276 34/027
NEW JERSEY Ocean County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 576,567 34/029
NEW JERSEY Passaic County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 501,226 34/031
NEW JERSEY Salem County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 66,083 34/033
NEW JERSEY Somerset County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 323,444 34/035
NEW JERSEY Sussex County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 149,265 34/037
NEW JERSEY Union County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 536,499 34/039
NEW JERSEY Warren County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 108,692 34/041
NEW YORK Albany County Albany-Schenectady-Troy, NY Nonattainment Whole 304,204 36/001
NEW YORK Bronx County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 1,385,108 36/005
NEW YORK Chautauqua County Jamestown, NY Nonattainment Whole 134,905 36/013
NEW YORK Dutchess County Poughkeepsie, NY Nonattainment Whole 297,488 36/027
NEW YORK Erie County Buffalo-Niagara Falls, NY Nonattainment Whole 919,040 36/029
NEW YORK Essex County Essex Co (Whiteface Mtn), NY Nonattainment Part 465 36/031
NEW YORK Genesee County Rochester, NY Nonattainment Whole 60,079 36/037
NEW YORK Greene County Albany-Schenectady-Troy, NY Nonattainment Whole 49,221 36/039
NEW YORK Jefferson County Jefferson Co, NY Nonattainment Whole 116,229 36/045
NEW YORK Kings County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 2,504,700 36/047
NEW YORK Livingston County Rochester, NY Nonattainment Whole 65,393 36/051
NEW YORK Monroe County Rochester, NY Nonattainment Whole 744,344 36/055
NEW YORK Montgomery County Albany-Schenectady-Troy, NY Nonattainment Whole 50,219 36/057
NEW YORK Nassau County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 1,339,532 36/059
NEW YORK New York County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 1,585,873 36/061
NEW YORK Niagara County Buffalo-Niagara Falls, NY Nonattainment Whole 216,469 36/063
NEW YORK Ontario County Rochester, NY Nonattainment Whole 107,931 36/069
NEW YORK Orange County Poughkeepsie, NY Nonattainment Whole 372,813 36/071
NEW YORK Orleans County Rochester, NY Nonattainment Whole 42,883 36/073
NEW YORK Putnam County Poughkeepsie, NY Nonattainment Whole 99,710 36/079
NEW YORK Queens County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 2,230,722 36/081
NEW YORK Rensselaer County Albany-Schenectady-Troy, NY Nonattainment Whole 159,429 36/083
NEW YORK Richmond County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 468,730 36/085
NEW YORK Rockland County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 311,687 36/087
NEW YORK Saratoga County Albany-Schenectady-Troy, NY Nonattainment Whole 219,607 36/091
NEW YORK Schenectady County Albany-Schenectady-Troy, NY Nonattainment Whole 154,727 36/093
NEW YORK Schoharie County Albany-Schenectady-Troy, NY Nonattainment Whole 32,749 36/095
NEW YORK Suffolk County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 1,493,350 36/103
NEW YORK Wayne County Rochester, NY Nonattainment Whole 93,772 36/117
NEW YORK Westchester County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 949,113 36/119
NORTH CAROLINA Cabarrus County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 178,011 37/025
NORTH CAROLINA Chatham County Raleigh-Durham-Chapel Hill, NC Maintenance Part 32,372 37/037
NORTH CAROLINA Durham County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 267,587 37/063
NORTH CAROLINA Edgecombe County Rocky Mount, NC Maintenance Whole 56,552 37/065
NORTH CAROLINA Franklin County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 60,619 37/069
NORTH CAROLINA Gaston County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 206,086 37/071
NORTH CAROLINA Granville County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 59,916 37/077
NORTH CAROLINA Haywood County Haywood and Swain Cos (Great Smoky NP), NC Maintenance Part 985 37/087
NORTH CAROLINA Iredell County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Part 68,089 37/097
NORTH CAROLINA Johnston County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 168,878 37/101
NORTH CAROLINA Lincoln County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 78,265 37/109
NORTH CAROLINA Mecklenburg County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 919,628 37/119
NORTH CAROLINA Nash County Rocky Mount, NC Maintenance Whole 95,840 37/127
NORTH CAROLINA Orange County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 133,801 37/135
NORTH CAROLINA Person County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 39,464 37/145
NORTH CAROLINA Rowan County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 138,428 37/159
NORTH CAROLINA Swain County Haywood and Swain Cos (Great Smoky NP), NC Maintenance Part 3,288 37/173
NORTH CAROLINA Union County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Whole 201,292 37/179
NORTH CAROLINA Wake County Raleigh-Durham-Chapel Hill, NC Maintenance Whole 900,993 37/183
OHIO Allen County Lima, OH Maintenance Whole 106,331 39/003
OHIO Ashtabula County Cleveland-Akron-Lorain, OH Maintenance Whole 101,497 39/007
OHIO Belmont County Wheeling, WV-OH Maintenance Whole 70,400 39/013
OHIO Butler County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 368,130 39/017
OHIO Clark County Dayton-Springfield, OH Maintenance Whole 138,333 39/023
OHIO Clermont County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 197,363 39/025
OHIO Clinton County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 42,040 39/027
OHIO Columbiana County Youngstown-Warren-Sharon, OH-PA Maintenance Whole 107,841 39/029
OHIO Cuyahoga County Cleveland-Akron-Lorain, OH Maintenance Whole 1,280,122 39/035
OHIO Delaware County Columbus, OH Maintenance Whole 174,214 39/041
OHIO Fairfield County Columbus, OH Maintenance Whole 146,156 39/045
OHIO Franklin County Columbus, OH Maintenance Whole 1,163,414 39/049
OHIO Geauga County Cleveland-Akron-Lorain, OH Maintenance Whole 93,389 39/055
OHIO Greene County Dayton-Springfield, OH Maintenance Whole 161,573 39/057
OHIO Hamilton County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 802,374 39/061
OHIO Jefferson County Steubenville-Weirton, OH-WV Maintenance Whole 69,709 39/081
OHIO Knox County Columbus, OH Maintenance Whole 60,921 39/083
OHIO Lake County Cleveland-Akron-Lorain, OH Maintenance Whole 230,041 39/085
OHIO Licking County Columbus, OH Maintenance Whole 166,492 39/089
OHIO Lorain County Cleveland-Akron-Lorain, OH Maintenance Whole 301,356 39/093
OHIO Lucas County Toledo, OH Maintenance Whole 441,815 39/095
OHIO Madison County Columbus, OH Maintenance Whole 43,435 39/097
OHIO Mahoning County Youngstown-Warren-Sharon, OH-PA Maintenance Whole 238,823 39/099
OHIO Medina County Cleveland-Akron-Lorain, OH Maintenance Whole 172,332 39/103
OHIO Miami County Dayton-Springfield, OH Maintenance Whole 102,506 39/109
OHIO Montgomery County Dayton-Springfield, OH Maintenance Whole 535,153 39/113
OHIO Portage County Cleveland-Akron-Lorain, OH Maintenance Whole 161,419 39/133
OHIO Stark County Canton-Massillon, OH Maintenance Whole 375,586 39/151
OHIO Summit County Cleveland-Akron-Lorain, OH Maintenance Whole 541,781 39/153
OHIO Trumbull County Youngstown-Warren-Sharon, OH-PA Maintenance Whole 210,312 39/155
OHIO Warren County Cincinnati-Hamilton, OH-KY-IN Maintenance Whole 212,693 39/165
OHIO Washington County Parkersburg-Marietta, WV-OH Maintenance Whole 61,778 39/167
OHIO Wood County Toledo, OH Maintenance Whole 125,488 39/173
PENNSYLVANIA Adams County York, PA Maintenance Whole 101,407 42/001
PENNSYLVANIA Allegheny County Pittsburgh-Beaver Valley, PA Nonattainment Whole 1,223,348 42/003
PENNSYLVANIA Armstrong County Pittsburgh-Beaver Valley, PA Nonattainment Whole 68,941 42/005
PENNSYLVANIA Beaver County Pittsburgh-Beaver Valley, PA Nonattainment Whole 170,539 42/007
PENNSYLVANIA Berks County Reading, PA Maintenance Whole 411,442 42/011
PENNSYLVANIA Blair County Altoona, PA Maintenance Whole 127,089 42/013
PENNSYLVANIA Bucks County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 625,249 42/017
PENNSYLVANIA Butler County Pittsburgh-Beaver Valley, PA Nonattainment Whole 183,862 42/019
PENNSYLVANIA Cambria County Johnstown, PA Maintenance Whole 143,679 42/021
PENNSYLVANIA Carbon County Allentown-Bethlehem-Easton, PA Maintenance Whole 65,249 42/025
PENNSYLVANIA Centre County State College, PA Maintenance Whole 153,990 42/027
PENNSYLVANIA Chester County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 498,886 42/029
PENNSYLVANIA Clearfield County Clearfield and Indiana Cos, PA Maintenance Whole 81,642 42/033
PENNSYLVANIA Cumberland County Harrisburg-Lebanon-Carlisle, PA Maintenance Whole 235,406 42/041
PENNSYLVANIA Dauphin County Harrisburg-Lebanon-Carlisle, PA Maintenance Whole 268,100 42/043
PENNSYLVANIA Delaware County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 558,979 42/045
PENNSYLVANIA Erie County Erie, PA Maintenance Whole 280,566 42/049
PENNSYLVANIA Fayette County Pittsburgh-Beaver Valley, PA Nonattainment Whole 136,606 42/051
PENNSYLVANIA Franklin County Franklin Co, PA Maintenance Whole 149,618 42/055
PENNSYLVANIA Greene County Greene Co, PA Maintenance Whole 38,686 42/059
PENNSYLVANIA Indiana County Clearfield and Indiana Cos, PA Maintenance Whole 88,880 42/063
PENNSYLVANIA Lackawanna County Scranton-Wilkes-Barre, PA Maintenance Whole 214,437 42/069
PENNSYLVANIA Lancaster County Lancaster, PA Maintenance Whole 519,445 42/071
PENNSYLVANIA Lebanon County Harrisburg-Lebanon-Carlisle, PA Maintenance Whole 133,568 42/075
PENNSYLVANIA Lehigh County Allentown-Bethlehem-Easton, PA Maintenance Whole 349,497 42/077
PENNSYLVANIA Luzerne County Scranton-Wilkes-Barre, PA Maintenance Whole 320,918 42/079
PENNSYLVANIA Mercer County Youngstown-Warren-Sharon, OH-PA Maintenance Whole 116,638 42/085
PENNSYLVANIA Monroe County Scranton-Wilkes-Barre, PA Maintenance Whole 169,842 42/089
PENNSYLVANIA Montgomery County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 799,874 42/091
PENNSYLVANIA Northampton County Allentown-Bethlehem-Easton, PA Maintenance Whole 297,735 42/095
PENNSYLVANIA Perry County Harrisburg-Lebanon-Carlisle, PA Maintenance Whole 45,969 42/099
PENNSYLVANIA Philadelphia County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Whole 1,526,006 42/101
PENNSYLVANIA Tioga County Tioga Co, PA Maintenance Whole 41,981 42/117
PENNSYLVANIA Washington County Pittsburgh-Beaver Valley, PA Nonattainment Whole 207,820 42/125
PENNSYLVANIA Westmoreland County Pittsburgh-Beaver Valley, PA Nonattainment Whole 365,169 42/129
PENNSYLVANIA Wyoming County Scranton-Wilkes-Barre, PA Maintenance Whole 28,276 42/131
PENNSYLVANIA York County York, PA Maintenance Whole 434,972 42/133
RHODE ISLAND Bristol County Providence (all of RI), RI Nonattainment Whole 49,875 44/001
RHODE ISLAND Kent County Providence (all of RI), RI Nonattainment Whole 166,158 44/003
RHODE ISLAND Newport County Providence (all of RI), RI Nonattainment Whole 82,888 44/005
RHODE ISLAND Providence County Providence (all of RI), RI Nonattainment Whole 626,667 44/007
RHODE ISLAND Washington County Providence (all of RI), RI Nonattainment Whole 126,979 44/009
SOUTH CAROLINA York County Charlotte-Gastonia-Rock Hill, NC-SC Maintenance Part 178,913 45/091
TENNESSEE Anderson County Knoxville, TN Maintenance Whole 75,129 47/001
TENNESSEE Blount County Knoxville, TN Maintenance Whole 123,010 47/009
TENNESSEE Cocke County Knoxville, TN Maintenance Part 1,666 47/029
TENNESSEE Jefferson County Knoxville, TN Maintenance Whole 51,407 47/089
TENNESSEE Knox County Knoxville, TN Maintenance Whole 432,226 47/093
TENNESSEE Loudon County Knoxville, TN Maintenance Whole 48,556 47/105
TENNESSEE Montgomery County Clarksville-Hopkinsville, TN-KY Maintenance Whole 172,331 47/125
TENNESSEE Sevier County Knoxville, TN Maintenance Whole 89,889 47/155
TENNESSEE Shelby County Memphis, TN-AR Maintenance Whole 927,644 47/157
TEXAS Brazoria County Houston-Galveston-Brazoria, TX Nonattainment Whole 313,166 48/039
TEXAS Chambers County Houston-Galveston-Brazoria, TX Nonattainment Whole 35,096 48/071
TEXAS Collin County Dallas-Fort Worth, TX Nonattainment Whole 782,341 48/085
TEXAS Dallas County Dallas-Fort Worth, TX Nonattainment Whole 2,368,139 48/113
TEXAS Denton County Dallas-Fort Worth, TX Nonattainment Whole 662,614 48/121
TEXAS Ellis County Dallas-Fort Worth, TX Nonattainment Whole 149,610 48/139
TEXAS Fort Bend County Houston-Galveston-Brazoria, TX Nonattainment Whole 585,375 48/157
TEXAS Galveston County Houston-Galveston-Brazoria, TX Nonattainment Whole 291,309 48/167
TEXAS Hardin County Beaumont-Port Arthur, TX Maintenance Whole 54,635 48/199
TEXAS Harris County Houston-Galveston-Brazoria, TX Nonattainment Whole 4,092,459 48/201
TEXAS Jefferson County Beaumont-Port Arthur, TX Maintenance Whole 252,273 48/245
TEXAS Johnson County Dallas-Fort Worth, TX Nonattainment Whole 150,934 48/251
TEXAS Kaufman County Dallas-Fort Worth, TX Nonattainment Whole 103,350 48/257
TEXAS Liberty County Houston-Galveston-Brazoria, TX Nonattainment Whole 75,643 48/291
TEXAS Montgomery County Houston-Galveston-Brazoria, TX Nonattainment Whole 455,746 48/339
TEXAS Orange County Beaumont-Port Arthur, TX Maintenance Whole 81,837 48/361
TEXAS Parker County Dallas-Fort Worth, TX Nonattainment Whole 116,927 48/367
TEXAS Rockwall County Dallas-Fort Worth, TX Nonattainment Whole 78,337 48/397
TEXAS Tarrant County Dallas-Fort Worth, TX Nonattainment Whole 1,809,034 48/439
TEXAS Waller County Houston-Galveston-Brazoria, TX Nonattainment Whole 43,205 48/473
VIRGINIA Alexandria city Washington, DC-MD-VA Nonattainment Whole 139,966 51/510
VIRGINIA Arlington County Washington, DC-MD-VA Nonattainment Whole 207,627 51/013
VIRGINIA Charles City County Richmond-Petersburg, VA Maintenance Whole 7,256 51/036
VIRGINIA Chesapeake city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 222,209 51/550
VIRGINIA Chesterfield County Richmond-Petersburg, VA Maintenance Whole 316,236 51/041
VIRGINIA Colonial Heights city Richmond-Petersburg, VA Maintenance Whole 17,411 51/570
VIRGINIA Fairfax County Washington, DC-MD-VA Nonattainment Whole 1,081,726 51/059
VIRGINIA Fairfax city Washington, DC-MD-VA Nonattainment Whole 22,565 51/600
VIRGINIA Falls Church city Washington, DC-MD-VA Nonattainment Whole 12,332 51/610
VIRGINIA Fredericksburg city Fredericksburg, VA Maintenance Whole 24,286 51/630
VIRGINIA Gloucester County Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 36,858 51/073
VIRGINIA Hampton city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 137,436 51/650
VIRGINIA Hanover County Richmond-Petersburg, VA Maintenance Whole 99,863 51/085
VIRGINIA Henrico County Richmond-Petersburg, VA Maintenance Whole 306,935 51/087
VIRGINIA Hopewell city Richmond-Petersburg, VA Maintenance Whole 22,591 51/670
VIRGINIA Isle of Wight County Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 35,270 51/093
VIRGINIA James City County Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 67,009 51/095
VIRGINIA Loudoun County Washington, DC-MD-VA Nonattainment Whole 312,311 51/107
VIRGINIA Madison County Madison and Page Cos (Shenandoah NP), VA Maintenance Part 237 51/113
VIRGINIA Manassas Park city Washington, DC-MD-VA Nonattainment Whole 14,273 51/685
VIRGINIA Manassas city Washington, DC-MD-VA Nonattainment Whole 37,821 51/683
VIRGINIA Newport News city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 180,719 51/700
VIRGINIA Norfolk city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 242,803 51/710
VIRGINIA Page County Madison and Page Cos (Shenandoah NP), VA Maintenance Part 1,789 51/139
VIRGINIA Petersburg city Richmond-Petersburg, VA Maintenance Whole 32,420 51/730
VIRGINIA Poquoson city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 12,150 51/735
VIRGINIA Portsmouth city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 95,535 51/740
VIRGINIA Prince George County Richmond-Petersburg, VA Maintenance Whole 35,725 51/149
VIRGINIA Prince William County Washington, DC-MD-VA Nonattainment Whole 402,002 51/153
VIRGINIA Richmond city Richmond-Petersburg, VA Maintenance Whole 204,214 51/760
VIRGINIA Spotsylvania County Fredericksburg, VA Maintenance Whole 122,397 51/177
VIRGINIA Stafford County Fredericksburg, VA Maintenance Whole 128,961 51/179
VIRGINIA Suffolk city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 84,585 51/800
VIRGINIA Virginia Beach city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 437,994 51/810
VIRGINIA Williamsburg city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 14,068 51/830
VIRGINIA York County Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 65,464 51/199
WEST VIRGINIA Brooke County Steubenville-Weirton, OH-WV Maintenance Whole 24,069 54/009
WEST VIRGINIA Cabell County Huntington-Ashland, WV-KY Maintenance Whole 96,319 54/011
WEST VIRGINIA Hancock County Steubenville-Weirton, OH-WV Maintenance Whole 30,676 54/029
WEST VIRGINIA Kanawha County Charleston, WV Maintenance Whole 193,063 54/039
WEST VIRGINIA Marshall County Wheeling, WV-OH Maintenance Whole 33,107 54/051
WEST VIRGINIA Ohio County Wheeling, WV-OH Maintenance Whole 44,443 54/069
WEST VIRGINIA Putnam County Charleston, WV Maintenance Whole 55,486 54/079
WEST VIRGINIA Wayne County Huntington-Ashland, WV-KY Maintenance Whole 42,481 54/099
WEST VIRGINIA Wood County Parkersburg-Marietta, WV-OH Maintenance Whole 86,956 54/107
WISCONSIN Door County Door Co, WI Maintenance Whole 27,785 55/029
WISCONSIN Kenosha County Milwaukee-Racine, WI Maintenance Whole 166,426 55/059
WISCONSIN Kewaunee County Kewaunee Co, WI Maintenance Whole 20,574 55/061
WISCONSIN Manitowoc County Manitowoc Co, WI Maintenance Whole 81,442 55/071
WISCONSIN Milwaukee County Milwaukee-Racine, WI Maintenance Whole 947,735 55/079
WISCONSIN Ozaukee County Milwaukee-Racine, WI Maintenance Whole 86,395 55/089
WISCONSIN Racine County Milwaukee-Racine, WI Maintenance Whole 195,408 55/101
WISCONSIN Sheboygan County Inland Sheboygan County, WI Nonattainment Part 53,851 55/117
WISCONSIN Sheboygan County Shoreline Sheboygan County, WI Nonattainment Part 61,656 55/117
WISCONSIN Washington County Milwaukee-Racine, WI Maintenance Whole 131,887 55/131
WISCONSIN Waukesha County Milwaukee-Racine, WI Maintenance Whole 389,891 55/133


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