OH Radon Levels

Adams Zone 1

Allen Zone 1

Ashland Zone 1

Ashtabula Zone 2

Athens Zone 2

Auglaize Zone 1

Belmont Zone 1

Brown Zone 2

Butler Zone 1

Carroll Zone 1

Champaign Zone 1

Clark Zone 1

Clermont Zone 2

Clinton Zone 1

Columbiana Zone 1

Coshocton Zone 1

Crawford Zone 1

Cuyahoga Zone 2

Darke Zone 1

Defiance Zone 2

Delaware Zone 1

Erie Zone 2

Fairfield Zone 1

Fayette Zone 1

Franklin Zone 1

Fulton Zone 2

Gallia Zone 2

Geauga Zone 2

Greene Zone 1

Guernsey Zone 1

Hamilton Zone 1

Hancock Zone 1

Hardin Zone 1

Harrison Zone 1

Henry Zone 2

Highland Zone 2

Hocking Zone 2

Holmes Zone 1

Huron Zone 1

Jackson Zone 2

Jefferson Zone 1

Knox Zone 1

Lake Zone 2

Lawrence Zone 2

Licking Zone 1

Logan Zone 1

Lorain Zone 2

Lucas Zone 2

Madison Zone 1

Mahoning Zone 2

Marion Zone 1

Medina Zone 2

Meigs Zone 2

Mercer Zone 1

Miami Zone 1

Monroe Zone 2

Montgomery Zone 1

Morgan Zone 2

Morrow Zone 1

Muskingum Zone 1

Noble Zone 2

Ottawa Zone 2

Paulding Zone 2

Perry Zone 1

Pickaway Zone 1

Pike Zone 1

Portage Zone 2

Preble Zone 1

Putnam Zone 2

Richland Zone 1

Ross Zone 1

Sandusky Zone 2

Scioto Zone 2

Seneca Zone 1

Shelby Zone 1

Stark Zone 1

Summit Zone 1

Trumbull Zone 2

Tuscarawas Zone 1

Union Zone 1

Van Wert Zone 1

Vinton Zone 2

Warren Zone 1

Washington Zone 2

Wayne Zone 1

Williams Zone 2

Wood Zone 2

Wyandot Zone 1