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Lothair, MT Radon Levels

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


Lothair, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Liberty County, MT
Zip Code 59461

Positioned in north-central Montana's Liberty County, Lothair sits on the Great Plains where glacial deposits over sedimentary bedrock can contribute to radon production. Testing data for this farming community in zip code 59461 is currently limited, making professional radon evaluation important for local residents. The area's harsh climate requires well-sealed homes, which can potentially trap radon gas if present in the underlying soils.

Lothair, 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 Lothair, MT

What EPA Radon Zone is Lothair in?
Lothair and the 59461 zip code are in Liberty 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 Lothair?
Radon mitigation in Lothair 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 Lothair?
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