Fort Shaw, MT Radon Mitigation and Testing

Q: What EPA Radon Zone is Fort Shaw in?

Fort Shaw is in Cascade County, EPA Zone 1.

Q: How much does radon mitigation cost in Fort Shaw?

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

Cascade County

EPA Zone 1

Fort Shaw in Cascade County falls within Montana's EPA Zone 1 high radon potential region, though specific testing data for zip code 59443 is currently limited. The area's glacial deposits and underlying sedimentary rocks create geological conditions favorable for radon production. Rural homes in this central Montana community should undergo professional radon testing, particularly those with basements or lower-level living spaces.

Fort Shaw, MT Radon Mitigation

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

Fort Shaw, MT Radon Testing

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

Fort Shaw Radon Facts

Key details about the radon risk profile for Fort Shaw and the 59443 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Cascade County, MT

Zip Code

59443

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Fort Shaw and the 59443 zip code are located in Cascade 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 Fort Shaw, MT

What EPA Radon Zone is Fort Shaw in?

Fort Shaw and the 59443 zip code are in Cascade 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 Fort Shaw?

Radon mitigation in Fort Shaw 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 Fort Shaw?

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