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Oran, IA Radon Levels

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


Oran, IA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Fayette County, IA
Zip Code 50664

Found in rural Fayette County in northeastern Iowa, Oran sits within EPA Zone 1 where elevated radon levels are most common due to the region's limestone bedrock and glacial till soils. While specific testing data for the 50664 zip code area is currently unavailable, Iowa's geological conditions strongly favor radon accumulation in homes. Local residents should conduct testing promptly, as this region consistently produces some of the nation's highest residential radon concentrations.

Oran, IA Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon FAQ for Oran, IA

What EPA Radon Zone is Oran in?
Oran and the 50664 zip code are in Fayette 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 Oran?
Radon mitigation in Oran 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 Oran?
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 Iowa

Cities in Iowa with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Waterloo 8.50 pCi/L 4
Ames 9.67 pCi/L 3
Fairfield 14.00 pCi/L 2
Mount Pleasant 12.00 pCi/L 2
Ottumwa 5.50 pCi/L 2
Iowa City 7.00 pCi/L 1
Muscatine No submissions 0