Lima, OH Radon Levels
Check local Lima radon levels and find certified testing and mitigation professionals to keep your home safe
Lima, OH Radon Facts
Lima in Allen County shows an average radon level of 5.0 pCi/L, which exceeds the EPA action threshold of 4.0 pCi/L. Built on glacial till over limestone bedrock in west-central Ohio, the community's housing stock includes many older homes with full basements where radon can accumulate. Homeowners across Lima's 45801, 45804, 45805, 45806, and 45807 zip codes should prioritize testing and mitigation when elevated levels are found.
Based on 2 user-submitted radon tests for homes in Lima, OH. The EPA recommends taking action at or above 4.0 pCi/L.
Lima, OH Radon Mitigation
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Lima, OH Radon Levels
User-submitted radon test readings from homes in the Lima area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 20 pCi/L | Lima, OH | 51-99 Years | Full Basement |
| 5 pCi/L | Lima, OH | 21-50 Years | Full Basement |
Have a radon test result for Lima? Submit your reading to help other homeowners.
Radon FAQ for Lima, OH
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Most Active Radon Markets in Ohio
Cities in Ohio with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Marietta | 8.00 pCi/L | 5 |
| Cincinnati | 5.20 pCi/L | 5 |
| Hilliard | 11.75 pCi/L | 4 |
| Wilmington | 5.25 pCi/L | 4 |
| Newark | 15.00 pCi/L | 3 |
| Athens | 11.33 pCi/L | 3 |
| Findlay | 10.33 pCi/L | 3 |
| Perrysburg | 9.67 pCi/L | 3 |
| Powell | 8.33 pCi/L | 3 |
| Columbus | 6.00 pCi/L | 3 |