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Shiloh, OH Radon Levels

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


Shiloh, OH Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Richland County, OH
Zip Code 44878

Rural Shiloh in Richland County sits within EPA Zone 1 in north-central Ohio, indicating elevated radon potential. The area's glacial deposits over shale and sandstone bedrock create favorable conditions for radon gas production and accumulation in homes. Though specific testing data for zip code 44878 is limited, the zone classification suggests that professional radon testing should be a priority for all local residents.

Shiloh, 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 Shiloh?

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Radon FAQ for Shiloh, OH

What EPA Radon Zone is Shiloh in?
Shiloh and the 44878 zip code are in Richland 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 Shiloh?
Radon mitigation in Shiloh 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 Shiloh?
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