Londonderry, OH Radon Levels
Check local Londonderry radon levels and find certified testing and mitigation professionals to keep your home safe
Londonderry, OH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Vinton County, OH
Zip Code
45647
Located in the Appalachian foothills of Vinton County, Londonderry sits on sedimentary rock formations that characterize southeastern Ohio's landscape. Testing data for radon levels in this 45647 community remains sparse, highlighting the importance of individual home testing. The region's hilly terrain and older housing stock can create conditions where radon accumulation varies significantly between properties.
Londonderry, OH 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 Londonderry?
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Radon FAQ for Londonderry, OH
What EPA Radon Zone is Londonderry in?
Londonderry and the 45647 zip code are in Vinton County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Londonderry?
Radon mitigation in Londonderry 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 Londonderry?
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 |