Sherwood, OH Radon Levels
Check local Sherwood radon levels and find certified testing and mitigation professionals to keep your home safe
Sherwood, OH Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Defiance County, OH
Zip Code
43556
Nestled in Defiance County in northwest Ohio, Sherwood occupies EPA Zone 2 territory where radon levels can vary considerably. The community's location over glacial till deposits and underlying bedrock creates conditions where individual homes may experience different radon concentrations. Given the limited testing data available for zip code 43556, homeowners are encouraged to conduct professional radon measurements.
Sherwood, 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 Sherwood?
- 100% Free, No-Obligation Quotes
- Matches You with State-Licensed Defiance County Pros
1-800-299-3578
Toll-free · Mon–Fri 8am–6pm ET
Radon FAQ for Sherwood, OH
What EPA Radon Zone is Sherwood in?
Sherwood and the 43556 zip code are in Defiance 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 Sherwood?
Radon mitigation in Sherwood 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 Sherwood?
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 |