You may click on a county for detailed radon level information Clay Talladega Coosa Shelby Alabama Counties Randolph Saint Clair Jefferson Tuscaloosa Pickens Calhoun Cleburne Etowah Walker Fayette Lamar Cherokee Blount Cullman Winston Marion DeKalb Marshall Morgan Lawrence Franklin Colbert Jackson Madison Limestone Lauderdale Alabama Radon Risk Map

It is important to note that radon gas may be found in all areas of the state. Even if you live in a Zone 3 county there is still some risk that you may have elevated radon levels. This map should not be used as a substitute for radon testing. The only way to know for sure if you have elevated levels of radon gas is to perform a radon test.