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Polson, MT Radon Levels

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


Polson, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Lake County, MT
Zip Code 59860
Avg. User Level 4.00 pCi/L
User Tests 1

Situated in Lake County near Flathead Lake, Polson rests in Montana's glacial valley terrain where Quaternary deposits over Precambrian bedrock influence radon potential. Current testing data shows an average radon level of 4.0 pCi/L, which meets the EPA action threshold and warrants mitigation consideration. The community's mix of older homes with full basements and newer construction in zip code 59860 makes professional radon testing essential for all residents.

4.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in Polson, MT. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Polson, MT Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Polson, MT Radon Levels

User-submitted radon test readings from homes in the Polson area.

Radon LevelCityHome AgeFoundation
4 pCi/L Polson, MT 51-99 Years Partial Basement

Have a radon test result for Polson? Submit your reading to help other homeowners.

Radon FAQ for Polson, MT

What is the average radon level in Polson, MT?
Based on 1 user-submitted test, the average radon level in Polson is 4.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Polson in?
Polson and the 59860 zip code are in Lake 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 Polson?
Radon mitigation in Polson 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 Polson?
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