Thief River Falls, MN Radon Levels
Check local Thief River Falls radon levels and find certified testing and mitigation professionals to keep your home safe
Thief River Falls, MN Radon Facts
Positioned in Pennington County within Minnesota's glacial lake plain, Thief River Falls shows an average radon level of 9.0 pCi/L from available testing. This reading significantly exceeds the EPA action level, indicating that homeowners in zip code 56701 should prioritize immediate radon testing and mitigation measures.
Based on 1 user-submitted radon test for homes in Thief River Falls, MN. The EPA recommends taking action at or above 4.0 pCi/L.
Thief River Falls, MN Radon Mitigation
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Thief River Falls, MN Radon Levels
User-submitted radon test readings from homes in the Thief River Falls area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 9 pCi/L | Thief River Falls, MN | 21-50 Years | Full Basement |
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Radon Readings Near Thief River Falls, MN
Compare radon levels in Thief River Falls with the closest nearby cities that have user-submitted test data.
Pennington County Radon Profile
Pennington County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 1 city in Pennington County average 9.00 pCi/L across 1 test — 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 Pennington County to test, as levels can differ between neighboring homes.