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Gardiner, MT Radon Levels

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


Gardiner, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Park County, MT
Zip Code 59030

Located in Park County near Yellowstone's northern gateway, Gardiner sits on volcanic and sedimentary formations that can produce variable radon levels. Current testing data for zip code 59030 is limited, making individual home testing essential for this mountain community. The area's mix of historic buildings and newer residential construction may experience different radon accumulation patterns depending on foundation type and proximity to geological features.

Gardiner, 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 Gardiner, MT

What EPA Radon Zone is Gardiner in?
Gardiner and the 59030 zip code are in Park 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 Gardiner?
Radon mitigation in Gardiner 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 Gardiner?
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