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8-Hour Ozone (2008) Nonattainment Areas by State/County/Area

Data is current as of November 30, 2019

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State  County  Area Name  County NA
Whole/Part
 
2010
Population
 
State/
County FIPS
click link for
partial county description
whole or
partial county population
ARIZONA Maricopa County Phoenix-Mesa, AZ Part 3,802,415 04/013
ARIZONA Pinal County Phoenix-Mesa, AZ Part 47,212 04/021
CALIFORNIA Alameda County San Francisco Bay Area, CA Whole 1,510,271 06/001
CALIFORNIA Butte County Chico (Butte County), CA Whole 220,000 06/007
CALIFORNIA Calaveras County Calaveras County, CA Whole 45,578 06/009
CALIFORNIA Contra Costa County San Francisco Bay Area, CA Whole 1,049,025 06/013
CALIFORNIA El Dorado County Sacramento Metro, CA Part 150,517 06/017
CALIFORNIA Fresno County San Joaquin Valley, CA Whole 930,450 06/019
CALIFORNIA Imperial County Imperial County, CA Whole 174,528 06/025
CALIFORNIA Kern County Kern Co (Eastern Kern), CA Part 95,176 06/029
CALIFORNIA Kern County San Joaquin Valley, CA Part 710,337 06/029
CALIFORNIA Kings County San Joaquin Valley, CA Whole 152,982 06/031
CALIFORNIA Los Angeles County Los Angeles-San Bernardino Counties (West Mojave Desert), CA Part 378,742 06/037
CALIFORNIA Los Angeles County Los Angeles-South Coast Air Basin, CA Part 9,442,967 06/037
CALIFORNIA Madera County San Joaquin Valley, CA Whole 150,865 06/039
CALIFORNIA Marin County San Francisco Bay Area, CA Whole 252,409 06/041
CALIFORNIA Mariposa County Mariposa County, CA Whole 18,251 06/043
CALIFORNIA Merced County San Joaquin Valley, CA Whole 255,793 06/047
CALIFORNIA Napa County San Francisco Bay Area, CA Whole 136,484 06/055
CALIFORNIA Nevada County Nevada Co. (Western part), CA Part 82,107 06/057
CALIFORNIA Orange County Los Angeles-South Coast Air Basin, CA Whole 3,010,232 06/059
CALIFORNIA Placer County Sacramento Metro, CA Part 338,093 06/061
CALIFORNIA Riverside County Los Angeles-South Coast Air Basin, CA Part 1,739,657 06/065
CALIFORNIA Riverside County Morongo Band of Mission Indians Part 913 06/065
CALIFORNIA Riverside County Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation Part 2,730 06/065
CALIFORNIA Riverside County Riverside Co, (Coachella Valley), CA Part 425,806 06/065
CALIFORNIA Sacramento County Sacramento Metro, CA Whole 1,418,788 06/067
CALIFORNIA San Bernardino County Los Angeles-San Bernardino Counties (West Mojave Desert), CA Part 489,638 06/071
CALIFORNIA San Bernardino County Los Angeles-South Coast Air Basin, CA Part 1,526,629 06/071
CALIFORNIA San Diego County Pechanga Band of Luiseno Mission Indians of the Pechanga Reservation Part 114 06/073
CALIFORNIA San Diego County San Diego County, CA Part 3,095,199 06/073
CALIFORNIA San Francisco County San Francisco Bay Area, CA Whole 805,235 06/075
CALIFORNIA San Joaquin County San Joaquin Valley, CA Whole 685,306 06/077
CALIFORNIA San Luis Obispo County San Luis Obispo (Eastern San Luis Obispo), CA Part 1,649 06/079
CALIFORNIA San Mateo County San Francisco Bay Area, CA Whole 718,451 06/081
CALIFORNIA Santa Clara County San Francisco Bay Area, CA Whole 1,781,642 06/085
CALIFORNIA Solano County Sacramento Metro, CA Part 129,377 06/095
CALIFORNIA Solano County San Francisco Bay Area, CA Part 285,082 06/095
CALIFORNIA Sonoma County San Francisco Bay Area, CA Part 434,421 06/097
CALIFORNIA Stanislaus County San Joaquin Valley, CA Whole 514,453 06/099
CALIFORNIA Sutter County Sacramento Metro, CA Part 3,433 06/101
CALIFORNIA Tehama County Tuscan Buttes, CA Part 0 06/103
CALIFORNIA Tulare County San Joaquin Valley, CA Whole 442,179 06/107
CALIFORNIA Ventura County Ventura County, CA Part 823,262 06/111
CALIFORNIA Yolo County Sacramento Metro, CA Whole 200,849 06/113
COLORADO Adams County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 441,603 08/001
COLORADO Arapahoe County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 572,003 08/005
COLORADO Boulder County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 294,567 08/013
COLORADO Broomfield County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 55,889 08/014
COLORADO Denver County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 600,158 08/031
COLORADO Douglas County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 285,465 08/035
COLORADO Jefferson County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Whole 534,543 08/059
COLORADO Larimer County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Part 294,389 08/069
COLORADO Weld County Denver-Boulder-Greeley-Ft. Collins-Loveland, CO Part 251,522 08/123
CONNECTICUT Fairfield County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 916,829 09/001
CONNECTICUT Hartford County Greater Connecticut, CT Whole 894,014 09/003
CONNECTICUT Litchfield County Greater Connecticut, CT Whole 189,927 09/005
CONNECTICUT Middlesex County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 165,676 09/007
CONNECTICUT New Haven County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 862,477 09/009
CONNECTICUT New London County Greater Connecticut, CT Whole 274,055 09/011
CONNECTICUT Tolland County Greater Connecticut, CT Whole 152,691 09/013
CONNECTICUT Windham County Greater Connecticut, CT Whole 118,428 09/015
DELAWARE New Castle County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 538,479 10/003
DELAWARE Sussex County Seaford, DE Whole 197,145 10/005
ILLINOIS Cook County Chicago-Naperville, IL-IN-WI Whole 5,194,675 17/031
ILLINOIS DuPage County Chicago-Naperville, IL-IN-WI Whole 916,924 17/043
ILLINOIS Grundy County Chicago-Naperville, IL-IN-WI Part 20,519 17/063
ILLINOIS Kane County Chicago-Naperville, IL-IN-WI Whole 515,269 17/089
ILLINOIS Kendall County Chicago-Naperville, IL-IN-WI Part 52,377 17/093
ILLINOIS Lake County Chicago-Naperville, IL-IN-WI Whole 703,462 17/097
ILLINOIS McHenry County Chicago-Naperville, IL-IN-WI Whole 308,760 17/111
ILLINOIS Will County Chicago-Naperville, IL-IN-WI Whole 677,560 17/197
INDIANA Lake County Chicago-Naperville, IL-IN-WI Whole 496,005 18/089
INDIANA Porter County Chicago-Naperville, IL-IN-WI Whole 164,343 18/127
MARYLAND Anne Arundel County Baltimore, MD Whole 537,656 24/003
MARYLAND Baltimore County Baltimore, MD Whole 805,029 24/005
MARYLAND Baltimore city Baltimore, MD Whole 620,961 24/510
MARYLAND Carroll County Baltimore, MD Whole 167,134 24/013
MARYLAND Cecil County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 101,108 24/015
MARYLAND Harford County Baltimore, MD Whole 244,826 24/025
MARYLAND Howard County Baltimore, MD Whole 287,085 24/027
MASSACHUSETTS Dukes County Dukes County, MA Whole 16,535 25/007
NEW JERSEY Atlantic County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 274,549 34/001
NEW JERSEY Bergen County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 905,116 34/003
NEW JERSEY Burlington County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 448,734 34/005
NEW JERSEY Camden County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 513,657 34/007
NEW JERSEY Cape May County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 97,265 34/009
NEW JERSEY Cumberland County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 156,898 34/011
NEW JERSEY Essex County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 783,969 34/013
NEW JERSEY Gloucester County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 288,288 34/015
NEW JERSEY Hudson County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 634,266 34/017
NEW JERSEY Hunterdon County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 128,349 34/019
NEW JERSEY Mercer County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 366,513 34/021
NEW JERSEY Middlesex County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 809,858 34/023
NEW JERSEY Monmouth County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 630,380 34/025
NEW JERSEY Morris County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 492,276 34/027
NEW JERSEY Ocean County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 576,567 34/029
NEW JERSEY Passaic County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 501,226 34/031
NEW JERSEY Salem County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 66,083 34/033
NEW JERSEY Somerset County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 323,444 34/035
NEW JERSEY Sussex County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 149,265 34/037
NEW JERSEY Union County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 536,499 34/039
NEW JERSEY Warren County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 108,692 34/041
NEW YORK Bronx County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 1,385,108 36/005
NEW YORK Chautauqua County Jamestown, NY Whole 134,905 36/013
NEW YORK Kings County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 2,504,700 36/047
NEW YORK Nassau County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 1,339,532 36/059
NEW YORK New York County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 1,585,873 36/061
NEW YORK Queens County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 2,230,722 36/081
NEW YORK Richmond County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 468,730 36/085
NEW YORK Rockland County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 311,687 36/087
NEW YORK Suffolk County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 1,493,350 36/103
NEW YORK Westchester County New York-N. New Jersey-Long Island, NY-NJ-CT Whole 949,113 36/119
PENNSYLVANIA Allegheny County Pittsburgh-Beaver Valley, PA Whole 1,223,348 42/003
PENNSYLVANIA Armstrong County Pittsburgh-Beaver Valley, PA Whole 68,941 42/005
PENNSYLVANIA Beaver County Pittsburgh-Beaver Valley, PA Whole 170,539 42/007
PENNSYLVANIA Berks County Reading, PA Whole 411,442 42/011
PENNSYLVANIA Bucks County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 625,249 42/017
PENNSYLVANIA Butler County Pittsburgh-Beaver Valley, PA Whole 183,862 42/019
PENNSYLVANIA Carbon County Allentown-Bethlehem-Easton, PA Whole 65,249 42/025
PENNSYLVANIA Chester County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 498,886 42/029
PENNSYLVANIA Delaware County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 558,979 42/045
PENNSYLVANIA Fayette County Pittsburgh-Beaver Valley, PA Whole 136,606 42/051
PENNSYLVANIA Lancaster County Lancaster, PA Whole 519,445 42/071
PENNSYLVANIA Lehigh County Allentown-Bethlehem-Easton, PA Whole 349,497 42/077
PENNSYLVANIA Montgomery County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 799,874 42/091
PENNSYLVANIA Northampton County Allentown-Bethlehem-Easton, PA Whole 297,735 42/095
PENNSYLVANIA Philadelphia County Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Whole 1,526,006 42/101
PENNSYLVANIA Washington County Pittsburgh-Beaver Valley, PA Whole 207,820 42/125
PENNSYLVANIA Westmoreland County Pittsburgh-Beaver Valley, PA Whole 365,169 42/129
TEXAS Brazoria County Houston-Galveston-Brazoria, TX Whole 313,166 48/039
TEXAS Chambers County Houston-Galveston-Brazoria, TX Whole 35,096 48/071
TEXAS Collin County Dallas-Fort Worth, TX Whole 782,341 48/085
TEXAS Dallas County Dallas-Fort Worth, TX Whole 2,368,139 48/113
TEXAS Denton County Dallas-Fort Worth, TX Whole 662,614 48/121
TEXAS Ellis County Dallas-Fort Worth, TX Whole 149,610 48/139
TEXAS Fort Bend County Houston-Galveston-Brazoria, TX Whole 585,375 48/157
TEXAS Galveston County Houston-Galveston-Brazoria, TX Whole 291,309 48/167
TEXAS Harris County Houston-Galveston-Brazoria, TX Whole 4,092,459 48/201
TEXAS Johnson County Dallas-Fort Worth, TX Whole 150,934 48/251
TEXAS Kaufman County Dallas-Fort Worth, TX Whole 103,350 48/257
TEXAS Liberty County Houston-Galveston-Brazoria, TX Whole 75,643 48/291
TEXAS Montgomery County Houston-Galveston-Brazoria, TX Whole 455,746 48/339
TEXAS Parker County Dallas-Fort Worth, TX Whole 116,927 48/367
TEXAS Rockwall County Dallas-Fort Worth, TX Whole 78,337 48/397
TEXAS Tarrant County Dallas-Fort Worth, TX Whole 1,809,034 48/439
TEXAS Waller County Houston-Galveston-Brazoria, TX Whole 43,205 48/473
TEXAS Wise County Dallas-Fort Worth, TX Whole 59,127 48/497
WISCONSIN Kenosha County Chicago-Naperville, IL-IN-WI Part 129,844 55/059
WISCONSIN Sheboygan County Inland Sheboygan County, WI Part 53,851 55/117
WISCONSIN Sheboygan County Shoreline Sheboygan County, WI Part 61,656 55/117
WYOMING Lincoln County Upper Green River Basin Area, WY Part 799 56/023
WYOMING Sublette County Upper Green River Basin Area, WY Whole 10,247 56/035
WYOMING Sweetwater County Upper Green River Basin Area, WY Part 452 56/037


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