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Sulfur Dioxide (1971) Maintenance Areas (Redesignated from Nonattainment) by State/County/Area

Data is current as of May 31, 2022

Click underlined column heading to change report order
State  County  Area Name  County NA
County FIPS
click link for
partial county description
whole or
partial county population
ALABAMA Colbert County Colbert County, AL Part 54,429 01/033
ALABAMA Lauderdale County Lauderdale County, AL Part 92,707 01/077
ARIZONA Cochise County Douglas (Cochise County), AZ Part 17,495 04/003
ARIZONA Gila County Miami (Gila County), AZ Part 1,514 04/007
ARIZONA Greenlee County Morenci (Greenlee County), AZ Part 8,437 04/011
ARIZONA Pima County Ajo (Pima County), AZ Part 8,823 04/019
ARIZONA Pinal County San Manual (Pinal County), AZ Part 16,158 04/021
ILLINOIS Peoria County Hollis Township, IL Part 2,032 17/143
ILLINOIS Peoria County Peoria, IL Part 127,507 17/143
ILLINOIS Tazewell County Groveland Township (Tazewell County), IL Part 22,991 17/179
INDIANA LaPorte County La Porte County, IN Part 111,471 18/091
INDIANA Lake County Lake County, IN Part 496,000 18/089
INDIANA Marion County Marion County: Lawrence, Washington, and Warrant Townships, IN Part 349,929 18/097
INDIANA Vigo County Vigo County, IN Whole 107,848 18/167
INDIANA Wayne County Wayne County, IN Part 52,325 18/177
IOWA Muscatine County Muscatine County, IA Part 24,633 19/139
KENTUCKY Boyd County Boyd County (part), KY Part 49,543 21/019
KENTUCKY Muhlenberg County Muhlenberg County, KY Whole 31,499 21/177
MAINE Penobscot County Millinocket AQCR 109, ME Part 5,526 23/019
MINNESOTA Anoka County Minneapolis-St Paul, MN Whole 330,844 27/003
MINNESOTA Carver County Minneapolis-St Paul, MN Whole 91,042 27/019
MINNESOTA Dakota County Minneapolis-St Paul, MN Whole 398,552 27/037
MINNESOTA Hennepin County Minneapolis-St Paul, MN Whole 1,152,425 27/053
MINNESOTA Olmsted County Rochester (Olmsted County), MN Part 106,769 27/109
MINNESOTA Ramsey County Minneapolis-St Paul, MN Whole 508,640 27/123
MINNESOTA Scott County Minneapolis-St Paul, MN Whole 129,928 27/139
MINNESOTA Washington County Minneapolis-St Paul, MN Whole 238,136 27/163
MONTANA Lewis and Clark County East Helena Area (Lewis and Clark Co.), MT Part 2,669 30/049
NEVADA White Pine County Central Steptoe Valley (White Pine Co.), NV Part 2,165 32/033
NEW MEXICO Grant County Grant County, NM Part 29,514 35/017
OHIO Coshocton County Franklin Township (Coshocton County), OH Part 1,229 39/031
OHIO Cuyahoga County Cuyahoga County, OH Part 996,159 39/035
OHIO Gallia County Addison Township (Gallia County), OH Part 2,197 39/053
OHIO Jefferson County Steubenville & Mingo Juction, OH Part 69,712 39/081
OHIO Lake County Lake County, OH Part 229,760 39/085
OHIO Lorain County Lorain County, OH Part 301,074 39/093
OHIO Lucas County Lucas County, OH Part 441,812 39/095
OHIO Morgan County Center Township (Morgan County), OH Part 15,053 39/115
OHIO Washington County Waterford Township (Washington County), OH Part 61,777 39/167
PENNSYLVANIA Allegheny County Hazelwood, PA Part 387,190 42/003
PENNSYLVANIA Warren County Conewango Township (Warren County), PA Part 3,594 42/123
PENNSYLVANIA Warren County Warren County, PA Part 15,781 42/123
TENNESSEE Benton County Benton County, TN Part 16,489 47/005
TENNESSEE Humphreys County Humphreys County, TN Part 18,539 47/085
TENNESSEE Polk County Polk County, TN Whole 16,825 47/139
WEST VIRGINIA Hancock County New Manchester-Grant Mag. Dis (Hancock), WV Part 8,706 54/029
WEST VIRGINIA Hancock County Weirton, WV Part 15,801 54/029
WISCONSIN Brown County Green Bay, WI Part 248,004 55/009
WISCONSIN Dane County Madison, WI Part 488,074 55/025
WISCONSIN Marathon County Rothschild,Rib Mtn,Weston (Marathon Co), WI Part 134,064 55/073
WISCONSIN Milwaukee County Milwaukee, WI Part 947,779 55/079
WISCONSIN Oneida County Rhinelander (Oneida County), WI Part 35,996 55/085

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