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Saint Marys, KS Radon Levels

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


Saint Marys, KS Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Pottawatomie County, KS
Zip Code 66536

Saint Marys in Pottawatomie County falls within EPA Zone 1, indicating elevated radon potential across the Topeka Metro region. Kansas's limestone bedrock and prairie soils can facilitate radon gas movement, particularly affecting homes with basements in the 66536 zip code area. With no local testing data currently available, professional radon testing is strongly recommended for all residents.

Saint Marys, KS 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 Saint Marys?

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Radon FAQ for Saint Marys, KS

What EPA Radon Zone is Saint Marys in?
Saint Marys and the 66536 zip code are in Pottawatomie 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 Saint Marys?
Radon mitigation in Saint Marys 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 Saint Marys?
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 Kansas

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

CityAvg User Radon LevelSubmissions
Topeka 6.00 pCi/L 1
Overland Park No submissions 0