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1-Hour Ozone (1979) Designated Areas by State/County/Area - NAAQS Revoked

Data is current as of August 31, 2020

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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, AZ Maintenance Part 3,763,324 04/013
CALIFORNIA Alameda County San Francisco Bay Area, CA Nonattainment Whole 1,510,271 06/001
CALIFORNIA Butte County Chico, CA Nonattainment Whole 220,000 06/007
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 143,832 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 East Kern Co, CA Maintenance Part 141,398 06/029
CALIFORNIA Kern County San Joaquin Valley, CA Nonattainment Part 698,229 06/029
CALIFORNIA Kings County San Joaquin Valley, CA Nonattainment Whole 152,982 06/031
CALIFORNIA Los Angeles County Los Angeles-South Coast Air Basin, CA Nonattainment Part 9,512,219 06/037
CALIFORNIA Los Angeles County Southeast Desert Modified AQMA, CA Nonattainment Part 306,386 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 Merced County San Joaquin Valley, CA Nonattainment Whole 255,793 06/047
CALIFORNIA Monterey County Monterey Bay, CA Maintenance Whole 415,057 06/053
CALIFORNIA Napa County San Francisco Bay Area, CA Nonattainment Whole 136,484 06/055
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 336,617 06/061
CALIFORNIA Riverside County Los Angeles-South Coast Air Basin, CA Nonattainment Part 1,692,083 06/065
CALIFORNIA Riverside County Morongo Band of Mission Indians Nonattainment Part 913 06/065
CALIFORNIA Riverside County Southeast Desert Modified AQMA, CA Nonattainment Part 460,138 06/065
CALIFORNIA Sacramento County Sacramento Metro, CA Nonattainment Whole 1,418,788 06/067
CALIFORNIA San Benito County Monterey Bay, CA Maintenance Whole 55,269 06/069
CALIFORNIA San Bernardino County Los Angeles-South Coast Air Basin, CA Nonattainment Part 1,583,657 06/071
CALIFORNIA San Bernardino County Southeast Desert Modified AQMA, CA Nonattainment Part 427,842 06/071
CALIFORNIA San Diego County San Diego, CA Maintenance Whole 3,095,313 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 Barbara County Santa Barbara-Santa Maria-Lompoc, CA Maintenance Whole 423,895 06/083
CALIFORNIA Santa Clara County San Francisco Bay Area, CA Nonattainment Whole 1,781,642 06/085
CALIFORNIA Santa Cruz County Monterey Bay, CA Maintenance Whole 262,382 06/087
CALIFORNIA Solano County Sacramento Metro, CA Nonattainment Part 206,433 06/095
CALIFORNIA Solano County San Francisco Bay Area, CA Nonattainment Part 206,929 06/095
CALIFORNIA Sonoma County San Francisco Bay Area, CA Nonattainment Part 436,512 06/097
CALIFORNIA Stanislaus County San Joaquin Valley, CA Nonattainment Whole 514,453 06/099
CALIFORNIA Sutter County Sacramento Metro, CA Nonattainment Part 30,023 06/101
CALIFORNIA Sutter County Yuba City, CA Nonattainment Part 64,717 06/101
CALIFORNIA Tulare County San Joaquin Valley, CA Nonattainment Whole 442,179 06/107
CALIFORNIA Ventura County Ventura Co, CA Nonattainment Whole 823,318 06/111
CALIFORNIA Yolo County Sacramento Metro, CA Nonattainment Whole 200,849 06/113
CALIFORNIA Yuba County Yuba City, CA Nonattainment Whole 72,155 06/115
COLORADO Adams County Denver-Boulder, CO Maintenance Part 432,838 08/001
COLORADO Arapahoe County Denver-Boulder, CO Maintenance Part 567,075 08/005
COLORADO Boulder County Denver-Boulder, CO Maintenance Part 294,556 08/013
COLORADO Broomfield County Denver-Boulder, CO Maintenance Whole 55,889 08/014
COLORADO Denver County Denver-Boulder, CO Maintenance Whole 600,158 08/031
COLORADO Douglas County Denver-Boulder, CO Maintenance Whole 285,465 08/035
COLORADO Jefferson County Denver-Boulder, CO Maintenance Whole 534,543 08/059
CONNECTICUT Fairfield County Greater Connecticut, CT Nonattainment Part 39,559 09/001
CONNECTICUT Fairfield County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Part 877,270 09/001
CONNECTICUT Hartford County Greater Connecticut, CT Nonattainment Whole 894,014 09/003
CONNECTICUT Litchfield County Greater Connecticut, CT Nonattainment Part 160,058 09/005
CONNECTICUT Litchfield County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Part 30,172 09/005
CONNECTICUT Middlesex County Greater Connecticut, CT Nonattainment Whole 165,676 09/007
CONNECTICUT New Haven County Greater Connecticut, 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-Trenton, PA-NJ-DE-MD Nonattainment Whole 162,310 10/001
DELAWARE New Castle County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 538,479 10/003
DELAWARE Sussex County Sussex Co, DE Nonattainment Whole 197,145 10/005
DISTRICT OF COLUMBIA District of Columbia Washington, DC-MD-VA Nonattainment Whole 601,723 11/001
FLORIDA Broward County Miami-Fort Lauderdale-W. Palm Beach, FL Maintenance Whole 1,748,066 12/011
FLORIDA Duval County Jacksonville, FL Maintenance Whole 864,263 12/031
FLORIDA Hillsborough County Tampa-St. Petersburg-Clearwater, FL Maintenance Whole 1,229,226 12/057
FLORIDA Miami-Dade County Miami-Fort Lauderdale-W. Palm Beach, FL Maintenance Whole 2,496,435 12/086
FLORIDA Palm Beach County Miami-Fort Lauderdale-W. Palm Beach, FL Maintenance Whole 1,320,134 12/099
FLORIDA Pinellas County Tampa-St. Petersburg-Clearwater, FL Maintenance Whole 916,542 12/103
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 Henry County Atlanta, GA Maintenance Whole 203,922 13/151
GEORGIA Paulding County Atlanta, GA Maintenance Whole 142,324 13/223
GEORGIA Rockdale County Atlanta, GA Maintenance Whole 85,215 13/247
ILLINOIS Cook County Chicago-Gary-Lake County, IL-IN Nonattainment Whole 5,194,675 17/031
ILLINOIS DuPage County Chicago-Gary-Lake County, IL-IN Nonattainment Whole 916,924 17/043
ILLINOIS Grundy County Chicago-Gary-Lake County, IL-IN Nonattainment Part 14,735 17/063
ILLINOIS Jersey County Jersey Co, IL Maintenance Whole 22,985 17/083
ILLINOIS Kane County Chicago-Gary-Lake County, IL-IN Nonattainment Whole 515,269 17/089
ILLINOIS Kendall County Chicago-Gary-Lake County, IL-IN Nonattainment Part 30,355 17/093
ILLINOIS Lake County Chicago-Gary-Lake County, IL-IN Nonattainment 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 Nonattainment 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 Nonattainment Whole 677,560 17/197
INDIANA Clark County Louisville, KY-IN Maintenance Whole 110,232 18/019
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 Lake County Chicago-Gary-Lake County, IL-IN Nonattainment Whole 496,005 18/089
INDIANA Marion County Indianapolis, IN Maintenance Whole 903,393 18/097
INDIANA Porter County Chicago-Gary-Lake County, IL-IN Nonattainment Whole 164,343 18/127
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
KANSAS Johnson County Kansas City, MO-KS Maintenance Whole 544,179 20/091
KANSAS Wyandotte County Kansas City, MO-KS Maintenance Whole 157,505 20/209
KENTUCKY Boone County Cincinnati-Hamilton, OH-KY 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 Part 17,539 21/029
KENTUCKY Campbell County Cincinnati-Hamilton, OH-KY Maintenance Whole 90,336 21/037
KENTUCKY Daviess County Owensboro, KY Maintenance Whole 96,656 21/059
KENTUCKY Edmonson County Edmonson Co, KY Maintenance Whole 12,161 21/061
KENTUCKY Fayette County Lexington-Fayette, KY Maintenance Whole 295,803 21/067
KENTUCKY Greenup County Huntington-Ashland, WV-KY Maintenance Part 17,134 21/089
KENTUCKY Hancock County Owensboro, KY Maintenance Part 861 21/091
KENTUCKY Jefferson County Louisville, KY-IN Maintenance Whole 741,096 21/111
KENTUCKY Kenton County Cincinnati-Hamilton, OH-KY Maintenance Whole 159,720 21/117
KENTUCKY Livingston County Paducah, KY Maintenance Part 1,242 21/139
KENTUCKY Marshall County Paducah, KY Maintenance Whole 31,448 21/157
KENTUCKY Oldham County Louisville, KY-IN Maintenance Part 10,447 21/185
KENTUCKY Scott County Lexington-Fayette, KY Maintenance Whole 47,173 21/209
LOUISIANA Ascension Parish Baton Rouge, LA Nonattainment Whole 107,215 22/005
LOUISIANA Beauregard Parish Beauregard Par, LA Maintenance Whole 35,654 22/011
LOUISIANA Calcasieu Parish Lake Charles, LA Maintenance Whole 192,768 22/019
LOUISIANA East Baton Rouge Parish Baton Rouge, LA Nonattainment Whole 440,171 22/033
LOUISIANA Grant Parish Grant Par, LA Maintenance Whole 22,309 22/043
LOUISIANA Iberville Parish Baton Rouge, LA Nonattainment Whole 33,387 22/047
LOUISIANA Jefferson Parish New Orleans, LA Maintenance Whole 432,552 22/051
LOUISIANA Lafayette Parish Lafayette, LA Maintenance Whole 221,578 22/055
LOUISIANA Lafourche Parish Lafourche Par, LA Maintenance Whole 96,318 22/057
LOUISIANA Livingston Parish Baton Rouge, LA Nonattainment Whole 128,026 22/063
LOUISIANA Orleans Parish New Orleans, LA Maintenance Whole 343,829 22/071
LOUISIANA Pointe Coupee Parish Pointe Coupee Parish, LA Maintenance Whole 22,802 22/077
LOUISIANA St. Bernard Parish New Orleans, LA Maintenance Whole 35,897 22/087
LOUISIANA St. Charles Parish New Orleans, LA Maintenance Whole 52,780 22/089
LOUISIANA St. James Parish St James Par, LA Maintenance Whole 22,102 22/093
LOUISIANA St. Mary Parish St Mary Par, LA Maintenance Whole 54,650 22/101
LOUISIANA West Baton Rouge Parish Baton Rouge, LA Nonattainment Whole 23,788 22/121
MAINE Androscoggin County Lewiston-Auburn, ME Nonattainment Whole 107,702 23/001
MAINE Cumberland County Portland, ME Nonattainment Whole 281,674 23/005
MAINE Hancock County Hancock & Waldo Cos, ME Maintenance Whole 54,418 23/009
MAINE Kennebec County Lewiston-Auburn, ME Nonattainment Whole 122,151 23/011
MAINE Knox County Knox & Lincoln Co.s, ME Nonattainment Whole 39,736 23/013
MAINE Lincoln County Knox & Lincoln Co.s, ME Nonattainment Whole 34,457 23/015
MAINE Sagadahoc County Portland, ME Nonattainment Whole 35,293 23/023
MAINE Waldo County Hancock & Waldo Cos, ME Maintenance Whole 38,786 23/027
MAINE York County Portland, ME Nonattainment Whole 197,131 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-Trenton, PA-NJ-DE-MD 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 Co.s, 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 Co.s, MD Maintenance Whole 47,798 24/035
MASSACHUSETTS Barnstable County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 215,888 25/001
MASSACHUSETTS Berkshire County Springfield (Western MA), MA Nonattainment Whole 131,219 25/003
MASSACHUSETTS Bristol County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 548,285 25/005
MASSACHUSETTS Dukes County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 16,535 25/007
MASSACHUSETTS Essex County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 743,159 25/009
MASSACHUSETTS Franklin County Springfield (Western MA), MA Nonattainment Whole 71,372 25/011
MASSACHUSETTS Hampden County Springfield (Western MA), MA Nonattainment Whole 463,490 25/013
MASSACHUSETTS Hampshire County Springfield (Western MA), MA Nonattainment Whole 158,080 25/015
MASSACHUSETTS Middlesex County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 1,503,085 25/017
MASSACHUSETTS Nantucket County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 10,172 25/019
MASSACHUSETTS Norfolk County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 670,850 25/021
MASSACHUSETTS Plymouth County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 494,919 25/023
MASSACHUSETTS Suffolk County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 722,023 25/025
MASSACHUSETTS Worcester County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Whole 798,552 25/027
MICHIGAN Allegan County Allegan Co, MI Maintenance Whole 111,408 26/005
MICHIGAN Bay County Saginaw-Bay City-Midland, MI Maintenance Whole 107,771 26/017
MICHIGAN Genesee County Flint, MI Maintenance Whole 425,790 26/049
MICHIGAN Kent County Grand Rapids, MI Maintenance Whole 602,622 26/081
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 Midland County Saginaw-Bay City-Midland, MI Maintenance Whole 83,629 26/111
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 Saginaw County Saginaw-Bay City-Midland, MI Maintenance Whole 200,169 26/145
MICHIGAN St. Clair County Detroit-Ann Arbor, MI Maintenance Whole 163,040 26/147
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 Clay County Kansas City, MO-KS Maintenance Whole 221,939 29/047
MISSOURI Franklin County St. Louis, MO-IL Maintenance Whole 101,492 29/071
MISSOURI Jackson County Kansas City, MO-KS Maintenance Whole 674,158 29/095
MISSOURI Jefferson County St. Louis, MO-IL Maintenance Whole 218,733 29/099
MISSOURI Platte County Kansas City, MO-KS Maintenance Whole 89,322 29/165
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 Washoe County Reno, NV Nonattainment Whole 421,407 32/031
NEW HAMPSHIRE Cheshire County Cheshire Co, NH Nonattainment Whole 77,117 33/005
NEW HAMPSHIRE Hillsborough County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Part 202,700 33/011
NEW HAMPSHIRE Hillsborough County Manchester, NH Nonattainment Part 198,021 33/011
NEW HAMPSHIRE Merrimack County Manchester, NH Nonattainment Whole 146,445 33/013
NEW HAMPSHIRE Rockingham County Boston-Lawrence-Worcester (E. Mass), MA-NH Nonattainment Part 164,200 33/015
NEW HAMPSHIRE Rockingham County Manchester, NH Nonattainment Part 47,768 33/015
NEW HAMPSHIRE Rockingham County Portsmouth-Dover-Rochester, NH Nonattainment Part 83,255 33/015
NEW HAMPSHIRE Strafford County Portsmouth-Dover-Rochester, NH Nonattainment Whole 123,143 33/017
NEW JERSEY Atlantic County Atlantic City, NJ 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-Trenton, PA-NJ-DE-MD Nonattainment Whole 448,734 34/005
NEW JERSEY Camden County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 513,657 34/007
NEW JERSEY Cape May County Atlantic City, NJ Nonattainment Whole 97,265 34/009
NEW JERSEY Cumberland County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD 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-Trenton, PA-NJ-DE-MD 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-Trenton, PA-NJ-DE-MD 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 New York-N. New Jersey-Long Island, NY-NJ-CT 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-Trenton, PA-NJ-DE-MD 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 Allentown-Bethlehem-Easton, PA-NJ Nonattainment Whole 108,692 34/041
NEW MEXICO Dona Ana County Sunland Park, NM (New Area 1995) Nonattainment Part 12,345 35/013
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 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, NY Nonattainment Part 0 36/031
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 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 Orange County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Part 129,455 36/071
NEW YORK Orange County Poughkeepsie, NY Nonattainment Part 243,358 36/071
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 Suffolk County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 1,493,350 36/103
NEW YORK Westchester County New York-N. New Jersey-Long Island, NY-NJ-CT Nonattainment Whole 949,113 36/119
NORTH CAROLINA Davidson County Greensboro-Winston-Salem-High Point, NC Maintenance Whole 162,878 37/057
NORTH CAROLINA Davie County Greensboro-Winston-Salem-High Point, NC Maintenance Part 1 37/059
NORTH CAROLINA Durham County Raleigh-Durham, NC Maintenance Whole 267,587 37/063
NORTH CAROLINA Forsyth County Greensboro-Winston-Salem-High Point, NC Maintenance Whole 350,670 37/067
NORTH CAROLINA Gaston County Charlotte-Gastonia, NC Maintenance Whole 206,086 37/071
NORTH CAROLINA Granville County Raleigh-Durham, NC Maintenance Part 17,725 37/077
NORTH CAROLINA Guilford County Greensboro-Winston-Salem-High Point, NC Maintenance Whole 488,406 37/081
NORTH CAROLINA Mecklenburg County Charlotte-Gastonia, NC Maintenance Whole 919,628 37/119
NORTH CAROLINA Wake County Raleigh-Durham, NC Maintenance Whole 900,993 37/183
OHIO Ashtabula County Cleveland-Akron-Lorain, OH Maintenance Whole 101,497 39/007
OHIO Butler County Cincinnati-Hamilton, OH-KY 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 Maintenance Whole 197,363 39/025
OHIO Clinton County Clinton Co, OH Maintenance Whole 42,040 39/027
OHIO Columbiana County Columbiana Co, OH 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 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 Maintenance Whole 802,374 39/061
OHIO Jefferson County Steubenville, OH Maintenance Whole 69,709 39/081
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 Mahoning County Youngstown-Warren-Sharon, OH-PA (OH portion) 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 Preble County Preble Co, OH Maintenance Whole 42,270 39/135
OHIO Stark County Canton, 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 (OH portion) Maintenance Whole 210,312 39/155
OHIO Warren County Cincinnati-Hamilton, OH-KY Maintenance Whole 212,693 39/165
OHIO Wood County Toledo, OH Maintenance Whole 125,488 39/173
OREGON Clackamas County Portland-Vancouver AQMA, OR-WA Maintenance Part 373,166 41/005
OREGON Marion County Salem, OR Nonattainment Part 313,385 41/047
OREGON Multnomah County Portland-Vancouver AQMA, OR-WA Maintenance Part 377,954 41/051
OREGON Polk County Salem, OR Nonattainment Part 75,179 41/053
OREGON Washington County Portland-Vancouver AQMA, OR-WA Maintenance Part 510,250 41/067
PENNSYLVANIA Adams County York, PA Nonattainment Whole 101,407 42/001
PENNSYLVANIA Allegheny County Pittsburgh-Beaver Valley, PA Maintenance Whole 1,223,348 42/003
PENNSYLVANIA Armstrong County Pittsburgh-Beaver Valley, PA Maintenance Whole 68,941 42/005
PENNSYLVANIA Beaver County Pittsburgh-Beaver Valley, PA Maintenance Whole 170,539 42/007
PENNSYLVANIA Berks County Reading, PA Maintenance Whole 411,442 42/011
PENNSYLVANIA Blair County Altoona, PA Nonattainment Whole 127,089 42/013
PENNSYLVANIA Bucks County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 625,249 42/017
PENNSYLVANIA Butler County Pittsburgh-Beaver Valley, PA Maintenance Whole 183,862 42/019
PENNSYLVANIA Cambria County Johnstown, PA Nonattainment Whole 143,679 42/021
PENNSYLVANIA Carbon County Allentown-Bethlehem-Easton, PA-NJ Nonattainment Whole 65,249 42/025
PENNSYLVANIA Chester County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 498,886 42/029
PENNSYLVANIA Columbia County Scranton-Wilkes-Barre, PA Nonattainment Whole 67,295 42/037
PENNSYLVANIA Crawford County Crawford Co, PA Nonattainment Whole 88,765 42/039
PENNSYLVANIA Cumberland County Harrisburg-Lebanon-Carlisle, PA Nonattainment Whole 235,406 42/041
PENNSYLVANIA Dauphin County Harrisburg-Lebanon-Carlisle, PA Nonattainment Whole 268,100 42/043
PENNSYLVANIA Delaware County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 558,979 42/045
PENNSYLVANIA Erie County Erie, PA Nonattainment Whole 280,566 42/049
PENNSYLVANIA Fayette County Pittsburgh-Beaver Valley, PA Maintenance Whole 136,606 42/051
PENNSYLVANIA Franklin County Franklin Co, PA Nonattainment Whole 149,618 42/055
PENNSYLVANIA Greene County Greene Co, PA Nonattainment Whole 38,686 42/059
PENNSYLVANIA Juniata County Juniata Co, PA Nonattainment Whole 24,636 42/067
PENNSYLVANIA Lackawanna County Scranton-Wilkes-Barre, PA Nonattainment Whole 214,437 42/069
PENNSYLVANIA Lancaster County Lancaster, PA Nonattainment Whole 519,445 42/071
PENNSYLVANIA Lawrence County Lawrence Co, PA Nonattainment Whole 91,108 42/073
PENNSYLVANIA Lebanon County Harrisburg-Lebanon-Carlisle, PA Nonattainment Whole 133,568 42/075
PENNSYLVANIA Lehigh County Allentown-Bethlehem-Easton, PA-NJ Nonattainment Whole 349,497 42/077
PENNSYLVANIA Luzerne County Scranton-Wilkes-Barre, PA Nonattainment Whole 320,918 42/079
PENNSYLVANIA Mercer County Youngstown-Warren-Sharon, OH-PA (PA portion) Nonattainment Whole 116,638 42/085
PENNSYLVANIA Monroe County Scranton-Wilkes-Barre, PA Nonattainment Whole 169,842 42/089
PENNSYLVANIA Montgomery County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 799,874 42/091
PENNSYLVANIA Northampton County Allentown-Bethlehem-Easton, PA-NJ Nonattainment Whole 297,735 42/095
PENNSYLVANIA Northumberland County Northumberland Co, PA Nonattainment Whole 94,528 42/097
PENNSYLVANIA Perry County Harrisburg-Lebanon-Carlisle, PA Nonattainment Whole 45,969 42/099
PENNSYLVANIA Philadelphia County Philadelphia-Wilmington-Trenton, PA-NJ-DE-MD Nonattainment Whole 1,526,006 42/101
PENNSYLVANIA Pike County Pike Co, PA Nonattainment Whole 57,369 42/103
PENNSYLVANIA Schuylkill County Schuylkill Co, PA Nonattainment Whole 148,289 42/107
PENNSYLVANIA Snyder County Snyder Co, PA Nonattainment Whole 39,702 42/109
PENNSYLVANIA Somerset County Johnstown, PA Nonattainment Whole 77,742 42/111
PENNSYLVANIA Susquehanna County Susquehanna Co, PA Nonattainment Whole 43,356 42/115
PENNSYLVANIA Warren County Warren Co, PA Nonattainment Whole 41,815 42/123
PENNSYLVANIA Washington County Pittsburgh-Beaver Valley, PA Maintenance Whole 207,820 42/125
PENNSYLVANIA Wayne County Wayne Co, PA Nonattainment Whole 52,822 42/127
PENNSYLVANIA Westmoreland County Pittsburgh-Beaver Valley, PA Maintenance Whole 365,169 42/129
PENNSYLVANIA Wyoming County Scranton-Wilkes-Barre, PA Nonattainment Whole 28,276 42/131
PENNSYLVANIA York County York, PA Nonattainment 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 Cherokee County Cherokee Co, SC Maintenance Whole 55,342 45/021
TENNESSEE Davidson County Nashville, TN Maintenance Whole 626,681 47/037
TENNESSEE Knox County Knoxville, TN Maintenance Whole 432,226 47/093
TENNESSEE Rutherford County Nashville, TN Maintenance Whole 262,604 47/149
TENNESSEE Shelby County Memphis, TN Maintenance Whole 927,644 47/157
TENNESSEE Sumner County Nashville, TN Maintenance Whole 160,645 47/165
TENNESSEE Williamson County Nashville, TN Maintenance Whole 183,182 47/187
TENNESSEE Wilson County Nashville, TN Maintenance Whole 113,993 47/189
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 El Paso County El Paso, TX Nonattainment Whole 800,647 48/141
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 Nonattainment 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 Nonattainment Whole 252,273 48/245
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 Nonattainment Whole 81,837 48/361
TEXAS Tarrant County Dallas-Fort Worth, TX Nonattainment Whole 1,809,034 48/439
TEXAS Victoria County Victoria, TX Maintenance Whole 86,793 48/469
TEXAS Waller County Houston-Galveston-Brazoria, TX Nonattainment Whole 43,205 48/473
UTAH Davis County Salt Lake City, UT Maintenance Whole 306,479 49/011
UTAH Salt Lake County Salt Lake City, UT Maintenance Whole 1,029,655 49/035
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, VA Maintenance Part 62 51/036
VIRGINIA Chesapeake city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 222,209 51/550
VIRGINIA Chesterfield County Richmond, VA Maintenance Whole 316,236 51/041
VIRGINIA Colonial Heights city Richmond, 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 Hampton city Norfolk-Virginia Beach-Newport News (Hampton Roads), VA Maintenance Whole 137,436 51/650
VIRGINIA Hanover County Richmond, VA Maintenance Whole 99,863 51/085
VIRGINIA Henrico County Richmond, VA Maintenance Whole 306,935 51/087
VIRGINIA Hopewell city Richmond, VA Maintenance Whole 22,591 51/670
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 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 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 William County Washington, DC-MD-VA Nonattainment Whole 402,002 51/153
VIRGINIA Richmond city Richmond, VA Maintenance Whole 204,214 51/760
VIRGINIA Smyth County Smyth Co, VA (White Top Mtn) Nonattainment Part 0 51/173
VIRGINIA Stafford County Washington, DC-MD-VA Nonattainment 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
WASHINGTON Clark County Portland-Vancouver AQMA, OR-WA Maintenance Part 410,990 53/011
WASHINGTON King County Seattle-Tacoma, WA Maintenance Part 1,931,234 53/033
WASHINGTON Pierce County Seattle-Tacoma, WA Maintenance Whole 795,225 53/053
WASHINGTON Snohomish County Seattle-Tacoma, WA Maintenance Part 713,351 53/061
WEST VIRGINIA Cabell County Huntington-Ashland, WV-KY Maintenance Whole 96,319 54/011
WEST VIRGINIA Greenbrier County Greenbrier, WV Maintenance Whole 35,480 54/025
WEST VIRGINIA Kanawha County Charleston, WV Maintenance Whole 193,063 54/039
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 Maintenance Whole 86,956 54/107
WISCONSIN Door County Door Co, WI Maintenance Whole 27,785 55/029
WISCONSIN Kenosha County Milwaukee-Racine, WI Nonattainment 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 Nonattainment Whole 947,735 55/079
WISCONSIN Ozaukee County Milwaukee-Racine, WI Nonattainment Whole 86,395 55/089
WISCONSIN Racine County Milwaukee-Racine, WI Nonattainment Whole 195,408 55/101
WISCONSIN Sheboygan County Sheboygan, WI Maintenance Whole 115,507 55/117
WISCONSIN Walworth County Walworth Co, WI Maintenance Whole 102,228 55/127
WISCONSIN Washington County Milwaukee-Racine, WI Nonattainment Whole 131,887 55/131
WISCONSIN Waukesha County Milwaukee-Racine, WI Nonattainment Whole 389,891 55/133


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