Virginia has 95 counties, with 45 classified as EPA Zone 1 (highest risk). With an average radon level of 7.32 pCi/L, Virginia state testing data reveals significantly elevated risks across multiple counties. Testing is highly recommended.
Virginia is the 35th most expansive state in terms of size and the 12th most populous. It also happens to be the 14th most densely populated state in the entire country.
Virginia does have an active 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 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 |
|---|---|---|
| Fredericksburg | 7.29 pCi/L | 7 |
| King George | 7.17 pCi/L | 6 |
| Leesburg | 9.80 pCi/L | 5 |
| Chantilly | 9.60 pCi/L | 5 |
| Fancy Gap | 9.40 pCi/L | 5 |
| Purcellville | 10.75 pCi/L | 4 |
| Aldie | 8.00 pCi/L | 4 |
| Front Royal | 7.75 pCi/L | 4 |
| Bristol | 7.50 pCi/L | 4 |
| Winchester | 7.00 pCi/L | 4 |
| Williamsburg | 5.75 pCi/L | 4 |
| Lovettsville | 5.25 pCi/L | 4 |
| Woodbridge | 4.50 pCi/L | 4 |
| Fairfax | 9.67 pCi/L | 3 |
| Stafford | 9.33 pCi/L | 3 |
| Louisa | 8.33 pCi/L | 3 |
| Linden | 7.67 pCi/L | 3 |
| Warrenton | 7.67 pCi/L | 3 |
| Burke | 5.67 pCi/L | 3 |
| Lynchburg | 5.33 pCi/L | 3 |
All 95 Virginia counties with their EPA radon zone classification and user-submitted average radon levels.
Browse radon data for individual cities across Virginia. Each city page includes user-submitted radon levels, local contractors, and mitigation resources.