Palmyra, MO Radon Levels
Check local Palmyra radon levels and find certified testing and mitigation professionals to keep your home safe
Palmyra, MO Radon Facts
Palmyra, located in northeastern Missouri's Marion County, recorded an average radon level of 8.0 pCi/L in available testing data. This reading significantly exceeds the EPA action level of 4.0 pCi/L, indicating that radon mitigation is strongly recommended for homes in zip code 63461. The region's karst limestone geology and traditional home construction with basements create conditions highly conducive to radon accumulation.
Based on 1 user-submitted radon test for homes in Palmyra, MO. The EPA recommends taking action at or above 4.0 pCi/L.
Palmyra, MO Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Palmyra?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Marion County Pros
Palmyra, MO Radon Levels
User-submitted radon test readings from homes in the Palmyra area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 8 pCi/L | Palmyra, MO | 100+ Years | Full Basement |
Have a radon test result for Palmyra? Submit your reading to help other homeowners.
Radon Readings Near Palmyra, MO
Compare radon levels in Palmyra with the closest nearby cities that have user-submitted test data.
Marion County Radon Profile
The soils and bedrock of Marion 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 2 cities in Marion County average 6.67 pCi/L across 3 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 Marion County to test, as levels can differ between neighboring homes.