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Redstone, MT Radon Levels

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


Redstone, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Sheridan County, MT
Zip Code 59257

Rural Sheridan County in northeastern Montana encompasses Redstone, where the underlying Pierre Shale and glacial deposits can create variable radon conditions. While classified as EPA Zone 1, indicating highest predicted potential, testing data for zip code 59257 remains sparse. Homeowners in this agricultural region should test their properties, particularly older farmhouses with basement foundations.

Redstone, MT 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 Redstone, MT

What EPA Radon Zone is Redstone in?
Redstone and the 59257 zip code are in Sheridan 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 Redstone?
Radon mitigation in Redstone 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 Redstone?
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 Montana

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

CityAvg User Radon LevelSubmissions
Butte 10.20 pCi/L 10
Missoula 6.25 pCi/L 8
Florence 11.67 pCi/L 3
Bozeman 10.33 pCi/L 3
Helena 8.67 pCi/L 3
Stevensville 7.67 pCi/L 3
Sidney 7.33 pCi/L 3
Billings 5.33 pCi/L 3
Miles City 3.33 pCi/L 3
Kalispell 7.50 pCi/L 2