Carlton, MN Radon Levels
Check local Carlton radon levels and find certified testing and mitigation professionals to keep your home safe
Carlton, MN Radon Facts
Carlton, located in Carlton County within the Duluth metro area, shows an average radon level of 6.0 pCi/L, which exceeds the EPA action threshold of 4.0 pCi/L. The area's glacial lake deposits and underlying bedrock create geological conditions that can trap radon gas in homes with basements. Homeowners in zip code 55718 should strongly consider radon mitigation to reduce indoor air quality risks.
Based on 1 user-submitted radon test for homes in Carlton, MN. The EPA recommends taking action at or above 4.0 pCi/L.
Carlton, MN Radon Mitigation
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Carlton, MN Radon Levels
User-submitted radon test readings from homes in the Carlton area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Carlton, MN | 21-50 Years | Full Basement |
Have a radon test result for Carlton? Submit your reading to help other homeowners.
Radon Readings Near Carlton, MN
Compare radon levels in Carlton with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Cloquet | 8.0 mi | 8.50 pCi/L | 2 |
| Duluth | 18.6 mi | 5.00 pCi/L | 2 |
| Moose Lake | 19.1 mi | 4.00 pCi/L | 1 |
| Askov | 34.0 mi | 10.00 pCi/L | 1 |
Carlton County Radon Profile
The soils and bedrock of Carlton 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 3 cities in Carlton County average 6.75 pCi/L across 4 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 Carlton County to test, as levels can differ between neighboring homes.