Chattanooga, TN Radon Levels
Check local Chattanooga radon levels and find certified testing and mitigation professionals to keep your home safe
Chattanooga, TN Radon Facts
Situated in Hamilton County within the Chattanooga Metro area, Chattanooga records an average radon level of 5.0 pCi/L, exceeding the EPA's 4.0 pCi/L action threshold and requiring immediate attention. The 37402 zip code area features limestone bedrock and valley geology that can facilitate radon accumulation in homes. Professional mitigation is recommended for properties testing above EPA guidelines.
Based on 2 user-submitted radon tests for homes in Chattanooga, TN. The EPA recommends taking action at or above 4.0 pCi/L.
Chattanooga, TN Radon Mitigation
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Chattanooga, TN Radon Levels
User-submitted radon test readings from homes in the Chattanooga area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Chattanooga, TN | 51-99 Years | Partial Basement |
| 5 pCi/L | Chattanooga, TN | 51-99 Years | Partial Basement |
Have a radon test result for Chattanooga? Submit your reading to help other homeowners.
Radon Readings Near Chattanooga, TN
Compare radon levels in Chattanooga with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Signal Mountain | 8.2 mi | 7.00 pCi/L | 1 |
| Dunlap | 24.6 mi | 14.00 pCi/L | 1 |
| Cleveland | 25.1 mi | 5.33 pCi/L | 3 |
| Athens | 47.7 mi | 15.00 pCi/L | 1 |
| Winchester | 48.3 mi | 4.00 pCi/L | 1 |
Hamilton County Radon Profile
The soils and bedrock of Hamilton County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 2 cities in Hamilton County average 5.67 pCi/L across 3 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Hamilton County to test, as levels can differ between neighboring homes.