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Fort Shaw, MT Radon Levels

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


Fort Shaw, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Cascade County, MT
Zip Code 59443

Fort Shaw in Cascade County falls within Montana's EPA Zone 1 high radon potential region, though specific testing data for zip code 59443 is currently limited. The area's glacial deposits and underlying sedimentary rocks create geological conditions favorable for radon production. Rural homes in this central Montana community should undergo professional radon testing, particularly those with basements or lower-level living spaces.

Fort Shaw, 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 Fort Shaw, MT

What EPA Radon Zone is Fort Shaw in?
Fort Shaw and the 59443 zip code are in Cascade 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 Fort Shaw?
Radon mitigation in Fort Shaw 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 Fort Shaw?
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