Mason, MI Radon Levels
Check local Mason radon levels and find certified testing and mitigation professionals to keep your home safe
Mason, MI Radon Facts
Located in Ingham County as part of the greater Lansing metropolitan area, Mason sits on glacial till deposits that contribute to Michigan's statewide radon concerns. Recent testing data shows an average indoor radon level of 6.0 pCi/L, which exceeds the EPA's 4.0 pCi/L action threshold and indicates potential health risks. The prevalence of full basement foundations in zip code 48854's predominantly single-family housing stock makes radon testing and potential mitigation particularly important for area residents.
Based on 1 user-submitted radon test for homes in Mason, MI. The EPA recommends taking action at or above 4.0 pCi/L.
Mason, MI Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Mason, MI Radon Levels
User-submitted radon test readings from homes in the Mason area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 6 pCi/L | Mason, MI | 21-50 Years | Full Basement |
Have a radon test result for Mason? Submit your reading to help other homeowners.
Radon Readings Near Mason, MI
Compare radon levels in Mason with the closest nearby cities that have user-submitted test data.
| City | Distance | Avg User Level | Readings |
|---|---|---|---|
| Holt | 5.4 mi | 12.00 pCi/L | 1 |
| Okemos | 8.9 mi | 4.00 pCi/L | 1 |
| Lansing | 11.6 mi | 5.00 pCi/L | 1 |
| Haslett | 12.3 mi | 3.50 pCi/L | 2 |
| Rives Junction | 13.2 mi | 5.00 pCi/L | 1 |
| Pleasant Lake | 14.3 mi | 13.00 pCi/L | 1 |
| Munith | 17.9 mi | 3.00 pCi/L | 1 |
| Grand Ledge | 18.6 mi | 7.00 pCi/L | 2 |
Ingham County Radon Profile
EPA mapping assigns Ingham County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 4 cities in Ingham County average 5.80 pCi/L across 5 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Ingham County home regardless of zone or a neighbor's results.