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Custar, OH Radon Levels

Check local Custar radon levels and find certified testing and mitigation professionals to keep your home safe


Custar, OH Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Wood County, OH
Zip Code 43511

Found in Wood County in the Toledo Metro area, Custar sits on glacial lake deposits and underlying sedimentary bedrock that can influence radon gas behavior. Testing data for this 43511 community remains limited, emphasizing the importance of individual home radon testing. Northwestern Ohio's flat terrain and clay-rich soils can create conditions conducive to radon accumulation in basements.

Custar, 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 Custar?

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Radon FAQ for Custar, OH

What EPA Radon Zone is Custar in?
Custar and the 43511 zip code are in Wood 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 Custar?
Radon mitigation in Custar 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 Custar?
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.

CityAvg User Radon LevelSubmissions
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