Glentana, MT Radon Mitigation and Testing

Q: What EPA Radon Zone is Glentana in?

Glentana is in Valley County, EPA Zone 1.

Q: How much does radon mitigation cost in Glentana?

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

Valley County

EPA Zone 1

Positioned in Valley County along Montana's Hi-Line region, Glentana sits atop glacial till and sedimentary bedrock that can produce variable radon levels across the northern Great Plains. The sparse rural community features widely scattered homes and agricultural buildings with diverse foundation types. Given the lack of comprehensive radon testing data for this remote area, residents should prioritize professional testing to understand their specific radon risk.

Glentana, MT Radon Mitigation

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

Glentana, MT Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Glentana Radon Facts

Key details about the radon risk profile for Glentana and the 59240 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Valley County, MT

Zip Code

59240

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Glentana and the 59240 zip code are located in Valley County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Glentana, MT

What EPA Radon Zone is Glentana in?

Glentana and the 59240 zip code are in Valley 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 Glentana?

Radon mitigation in Glentana 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 Glentana?

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 with the most user-submitted radon test data in the state.

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
Great Falls	4.50 pCi/L	2
Whitefish	4.00 pCi/L	2
Ennis	9.00 pCi/L	1
Livingston	No submissions	0