Sulfur Dioxide (1971) Maintenance Areas (Redesignated from Nonattainment)
Data is current as of June 30, 2022
Grouped by Designation
PRIMARY |
Ajo (Pima County), AZ |
Boyd County (part), KY |
Central Steptoe Valley (White Pine Co.), NV |
Conewango Township (Warren County), PA |
Cuyahoga County, OH |
Douglas (Cochise County), AZ |
Franklin Township (Coshocton County), OH |
Grant County, NM |
Green Bay, WI |
Groveland Township (Tazewell County), IL |
Hazelwood, PA |
La Porte County, IN |
Lake County, IN |
Lake County, OH |
Lorain County, OH |
Lucas County, OH |
Madison, WI |
Marion County: Lawrence, Washington, and Warrant Townships, IN |
Miami (Gila County), AZ |
Millinocket AQCR 109, ME |
Milwaukee, WI |
Minneapolis-St Paul, MN |
Morenci (Greenlee County), AZ |
Muscatine County, IA |
New Manchester-Grant Mag. Dis (Hancock), WV |
Peoria, IL |
Rochester (Olmsted County), MN |
San Manual (Pinal County), AZ |
Steubenville & Mingo Juction, OH |
Vigo County, IN |
Wayne County, IN |
|
PRIMARY, SECONDARY |
Benton County, TN |
East Helena Area (Lewis and Clark Co.), MT |
Hollis Township, IL |
Humphreys County, TN |
Polk County, TN |
Rhinelander (Oneida County), WI |
Rothschild,Rib Mtn,Weston (Marathon Co), WI |
Warren County, PA |
Weirton, WV |
|
SECONDARY |
Addison Township (Gallia County), OH |
Center Township (Morgan County), OH |
Colbert County, AL |
Lauderdale County, AL |
Muhlenberg County, KY |
Waterford Township (Washington County), OH |
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