Thornville, OH Radon Levels
Check local Thornville radon levels and find certified testing and mitigation professionals to keep your home safe
Thornville, OH Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Perry County, OH
Zip Code
43076
Nestled in Perry County southeast of Columbus, Thornville sits within Ohio's Appalachian foothills over sandstone and shale bedrock that can produce variable radon conditions. The community features a mix of older homes and newer rural construction, many with partial or full basements typical of southeastern Ohio building practices. Limited radon testing data is currently available for this area, so homeowners should conduct professional testing to determine individual property risk levels.
Thornville, OH Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Thornville, OH
What EPA Radon Zone is Thornville in?
Thornville and the 43076 zip code are in Perry County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.
How much does radon mitigation cost in Thornville?
Radon mitigation in Thornville typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Thornville?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.
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 |