Cohagen, MT Radon Levels

Q: What EPA Radon Zone is Cohagen in?

Cohagen is in Garfield County, EPA Zone 1.

Q: How much does radon mitigation cost in Cohagen?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

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

Cohagen, MT Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Garfield County, MT

Zip Code 59322

Set in the expansive rangeland of Garfield County, Cohagen (59322) lies within eastern Montana's sedimentary basin where underlying rock formations can produce variable radon levels across the high plains region. Testing data remains limited for this remote rural community, though Montana's designation as a high-radon state makes professional testing advisable for area properties. The region's agricultural character includes scattered ranch properties and small residential areas with diverse foundation types that can influence individual radon accumulation patterns significantly.

Cohagen, 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 Cohagen, MT

What EPA Radon Zone is Cohagen in?

Cohagen and the 59322 zip code are in Garfield 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 Cohagen?

Radon mitigation in Cohagen 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 Cohagen?

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