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Map of Radon Zones in Alabama based on Environmental Protection Agency (EPA) data

Back to Radon Zones in the United States




Radon zones
 Zone 3 (22 counties)
 Zone 2 (33 counties)
 Zone 1 (13 counties)
  Highest Potential: counties have a predicted average indoor radon screening level greater than 4 pCi/L (pico curies per liter) (red zones)
  Moderate Potential: counties have a predicted average indoor radon screening level between 2 and 4 pCi/L (orange zones)
  Low Potential: counties have a predicted average indoor radon screening level less than 2 pCi/L (yellow zones)
Autauga County
Radon zone : 2

Baldwin County
Radon zone : 3

Barbour County
Radon zone : 2

Bibb County
Radon zone : 2

Blount County
Radon zone : 2

Bullock County
Radon zone : 2

Butler County
Radon zone : 3

Calhoun County
Radon zone : 1

Chambers County
Radon zone : 3

Cherokee County
Radon zone : 2

Chilton County
Radon zone : 2

Choctaw County
Radon zone : 3

Clarke County
Radon zone : 3

Clay County
Radon zone : 1

Cleburne County
Radon zone : 1

Coffee County
Radon zone : 3

Colbert County
Radon zone : 1

Conecuh County
Radon zone : 3

Coosa County
Radon zone : 1

Covington County
Radon zone : 3

Crenshaw County
Radon zone : 3

Cullman County
Radon zone : 2

Dale County
Radon zone : 3

Dallas County
Radon zone : 2

DeKalb County
Radon zone : 2

Elmore County
Radon zone : 2

Escambia County
Radon zone : 3

Etowah County
Radon zone : 2

Fayette County
Radon zone : 2

Franklin County
Radon zone : 1

Geneva County
Radon zone : 3

Greene County
Radon zone : 2

Hale County
Radon zone : 2

Henry County
Radon zone : 3

Houston County
Radon zone : 3

Jackson County
Radon zone : 1

Jefferson County
Radon zone : 2

Lamar County
Radon zone : 2

Lauderdale County
Radon zone : 1

Lawrence County
Radon zone : 1

Lee County
Radon zone : 2

Limestone County
Radon zone : 1

Lowndes County
Radon zone : 2

Macon County
Radon zone : 2

Madison County
Radon zone : 1

Marengo County
Radon zone : 3

Marion County
Radon zone : 2

Marshall County
Radon zone : 2

Mobile County
Radon zone : 3

Monroe County
Radon zone : 3

Montgomery County
Radon zone : 2

Morgan County
Radon zone : 1

Perry County
Radon zone : 2

Pickens County
Radon zone : 2

Pike County
Radon zone : 3

Randolph County
Radon zone : 2

Russell County
Radon zone : 2

Shelby County
Radon zone : 2

St. Clair County
Radon zone : 2

Sumter County
Radon zone : 2

Talladega County
Radon zone : 1

Tallapoosa County
Radon zone : 3

Tuscaloosa County
Radon zone : 2

Walker County
Radon zone : 2

Washington County
Radon zone : 3

Wilcox County
Radon zone : 3

Winston County
Radon zone : 2


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