Gallipolis, OH Radon Levels
Check local Gallipolis radon levels and find certified testing and mitigation professionals to keep your home safe
Gallipolis, OH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Gallia County, OH
Zip Code
45631
Positioned along the Ohio River in Gallia County, Gallipolis sits on river valley alluvium over Paleozoic shale and sandstone formations. Testing data for the 45631 area is currently limited, though the EPA Zone 2 moderate risk designation reflects southeastern Ohio's variable radon geology. Historic riverfront properties and homes with basement levels may experience elevated readings, making radon testing advisable for area homeowners.
Gallipolis, 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 Gallipolis?
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Radon FAQ for Gallipolis, OH
What EPA Radon Zone is Gallipolis in?
Gallipolis and the 45631 zip code are in Gallia 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 Gallipolis?
Radon mitigation in Gallipolis 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 Gallipolis?
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 |