Culbertson, MT Radon Mitigation and Testing

Q: What EPA Radon Zone is Culbertson in?

Culbertson is in Richland County, EPA Zone 1.

Q: How much does radon mitigation cost in Culbertson?

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

Richland County

EPA Zone 1

Located in Richland County in northeastern Montana's agricultural heartland, Culbertson sits atop glacial till deposits that can contribute to elevated radon levels. With limited testing data available in zip code 59218, homeowners should conduct radon testing to understand their individual risk. The region's mix of older farmhouses and newer construction creates varying radon exposure patterns across different foundation types.

Culbertson, MT Radon Mitigation

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

Culbertson, MT Radon Testing

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

Culbertson Radon Facts

Key details about the radon risk profile for Culbertson and the 59218 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Richland County, MT

Zip Code

59218

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Culbertson and the 59218 zip code are located in Richland 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 Culbertson, MT

What EPA Radon Zone is Culbertson in?

Culbertson and the 59218 zip code are in Richland 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 Culbertson?

Radon mitigation in Culbertson 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 Culbertson?

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