Saint Ignatius, MT Radon Levels
Check local Saint Ignatius radon levels and find certified testing and mitigation professionals to keep your home safe
Saint Ignatius, MT Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Lake County, MT
Zip Code
59865
Nestled in the Mission Valley of Lake County, Saint Ignatius sits within EPA Zone 1 indicating high radon potential for the 59865 zip code area. Testing data remains limited for this rural Montana community surrounded by the Mission Mountains and Flathead Reservation lands. The region's glacial lake deposits and mountain geology can create variable radon conditions, making individual home testing essential for accurate exposure assessment.
Saint Ignatius, MT Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Saint Ignatius?
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Radon FAQ for Saint Ignatius, MT
What EPA Radon Zone is Saint Ignatius in?
Saint Ignatius and the 59865 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 Saint Ignatius?
Radon mitigation in Saint Ignatius 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 Saint Ignatius?
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.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| 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 |