Grantsburg, WI Radon Levels
Check local Grantsburg radon levels and find certified testing and mitigation professionals to keep your home safe
Grantsburg, WI Radon Facts
Found in Burnett County in northwestern Wisconsin near the Minnesota border, Grantsburg sits on glacial deposits that create moderate radon conditions across the region. Recent testing data shows an average radon level of 4.0 pCi/L, which meets the EPA action level threshold. While this reading is within acceptable limits, the area's glacial till geology means individual homes can vary significantly, making testing essential for all properties in zip code 54840.
Based on 1 user-submitted radon test for homes in Grantsburg, WI. The EPA recommends taking action at or above 4.0 pCi/L.
Grantsburg, WI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Grantsburg, WI Radon Levels
User-submitted radon test readings from homes in the Grantsburg area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Grantsburg, WI | 0-20 Years | Full Basement |
Have a radon test result for Grantsburg? Submit your reading to help other homeowners.
Radon Readings Near Grantsburg, WI
Compare radon levels in Grantsburg with the closest nearby cities that have user-submitted test data.
Burnett County Radon Profile
The soils and bedrock of Burnett 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 1 city in Burnett County average 4.00 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 Burnett County to test, as levels can differ between neighboring homes.