Georgia has 159 counties, with 4 classified as EPA Zone 1 (highest risk). With an average radon level of 7.09 pCi/L, Georgia state testing data reveals significantly elevated risks across multiple counties. Testing is highly recommended.
Georgia is the 24th most expansive state and the eighth most populous. Atlanta, the state’s capital is one of the most populous cities in the US. Among the 22,000 people that die each year from radon induced lung cancer, 6,000 of them are from Georgia.
The state has a Radon program, dedicated to educating citizens about the risks associated with the deadly gas. You can find more information on Radon, testing and mitigation at the official Georgia government page.
Explore radon data organized by metro region, including average levels, hotspot cities, and local mitigation professionals.
Cities with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Atlanta | 8.80 pCi/L | 5 |
| Cartersville | 9.50 pCi/L | 4 |
| Snellville | 8.75 pCi/L | 4 |
| Loganville | 7.75 pCi/L | 4 |
| Gainesville | 4.75 pCi/L | 4 |
| Cumming | 4.50 pCi/L | 4 |
| Blairsville | 10.00 pCi/L | 3 |
| Lawrenceville | 4.67 pCi/L | 3 |
| Buford | 15.50 pCi/L | 2 |
| Winder | 14.50 pCi/L | 2 |
| Blue Ridge | 12.00 pCi/L | 2 |
| Stone Mountain | 6.00 pCi/L | 2 |
| Flowery Branch | 5.50 pCi/L | 2 |
| Ellijay | 4.00 pCi/L | 2 |
| Woodstock | 2.00 pCi/L | 2 |
| Alpharetta | 6.00 pCi/L | 1 |
| Powder Springs | 6.00 pCi/L | 1 |
| Dawsonville | 4.00 pCi/L | 1 |
| Acworth | No submissions | 0 |
| Kennesaw | No submissions | 0 |
All 159 Georgia counties with their EPA radon zone classification and user-submitted average radon levels.
Browse radon data for individual cities across Georgia. Each city page includes user-submitted radon levels, local contractors, and mitigation resources.