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Lakeside, MT Radon Levels

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


Lakeside, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Flathead County, MT
Zip Code 59922
Avg. User Level 7.50 pCi/L
User Tests 2

Nestled in Flathead County near Flathead Lake in northwestern Montana, Lakeside shows an average radon level of 7.5 pCi/L based on recent testing data. This reading significantly exceeds the EPA's 4.0 pCi/L action threshold, reflecting the high radon potential common throughout Montana's Zone 1 designation. The area's glacial lake deposits and surrounding mountain geology contribute to these elevated levels that require immediate attention from local homeowners.

7.50
pCi/L average
Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Lakeside, MT. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Lakeside, MT Radon Mitigation

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Lakeside, MT Radon Levels

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

Radon LevelCityHome AgeFoundation
11 pCi/L Lakeside, MT 21-50 Years Full Basement
4 pCi/L Lakeside, MT 0-20 Years No Basement/All Crawl Space

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

Radon FAQ for Lakeside, MT

What is the average radon level in Lakeside, MT?
Based on 2 user-submitted tests, the average radon level in Lakeside is 7.50 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 Lakeside in?
Lakeside and the 59922 zip code are in Flathead 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 Lakeside?
Radon mitigation in Lakeside 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 Lakeside?
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