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Forest Grove, MT Radon Levels

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


Forest Grove, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Fergus County, MT
Zip Code 59441

Remote Fergus County community in central Montana's rangeland region, positioned on sedimentary bedrock formations. With no current radon testing data available, residents should consider baseline testing to establish their home's risk profile. The area's rural housing includes both ranch-style homes and traditional farmhouses, foundation types that can vary significantly in radon entry potential.

Forest Grove, 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 Forest Grove, MT

What EPA Radon Zone is Forest Grove in?
Forest Grove and the 59441 zip code are in Fergus 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 Forest Grove?
Radon mitigation in Forest Grove 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 Forest Grove?
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