Madison, TN Radon Levels
Check local Madison radon levels and find certified testing and mitigation professionals to keep your home safe
Madison, TN Radon Facts
Situated in Davidson County within the Nashville Metro area, Madison sits on limestone bedrock formations that characterize middle Tennessee and can contribute to radon accumulation in residential properties. Local testing shows an average radon level of 5.0 pCi/L, which exceeds the EPA action level and warrants immediate attention from homeowners. Properties in zip code 37115 should prioritize radon testing and mitigation, especially homes with basements or crawl spaces where radon typically concentrates.
Based on 1 user-submitted radon test for homes in Madison, TN. The EPA recommends taking action at or above 4.0 pCi/L.
Madison, TN Radon Mitigation
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Madison, TN Radon Levels
User-submitted radon test readings from homes in the Madison area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 5 pCi/L | Madison, TN | 51-99 Years | No Basement/All Crawl Space |
Have a radon test result for Madison? Submit your reading to help other homeowners.
Radon Readings Near Madison, TN
Compare radon levels in Madison with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Old Hickory | 5.3 mi | 12.00 pCi/L | 1 |
| Hermitage | 7.8 mi | 4.00 pCi/L | 1 |
| Nashville | 9.0 mi | 7.00 pCi/L | 1 |
| Mount Juliet | 12.3 mi | 2.00 pCi/L | 1 |
| White House | 13.9 mi | 6.00 pCi/L | 1 |
| Gallatin | 16.5 mi | 4.00 pCi/L | 1 |
| Brentwood | 18.2 mi | 8.50 pCi/L | 2 |
| Pegram | 20.9 mi | 2.00 pCi/L | 1 |
Davidson County Radon Profile
The bedrock and soils beneath Davidson County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 4 cities in Davidson County average 7.00 pCi/L across 4 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Davidson County.