Roundup, MT Radon Levels

Q: What is the average radon level in Roundup, MT?

Based on 2 user-submitted tests, the average radon level is 10.00 pCi/L.

Q: What EPA Radon Zone is Roundup in?

Roundup is in Musselshell County, EPA Zone 2.

Q: How much does radon mitigation cost in Roundup?

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

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

Roundup, MT Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Musselshell County, MT

Zip Code 59072

Avg. User Level 10.00 pCi/L

User Tests 2

Positioned in Musselshell County along the Musselshell River valley in central Montana, Roundup sits on sedimentary formations that contribute to elevated radon readings. Available data shows an average of 10.0 pCi/L, well above the EPA's 4.0 pCi/L action threshold, reflecting the area's uranium-bearing sandstone and shale geology. Local homes, ranging from early 20th-century structures to modern ranch-style buildings, often feature full basements where radon can concentrate significantly.

10.00

pCi/L average

Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Roundup, MT. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Roundup, MT Radon Mitigation

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Roundup, MT Radon Levels

User-submitted radon test readings from homes in the Roundup area.

Radon Level	City	Home Age	Foundation
14 pCi/L	Roundup, MT	0-20 Years	No Basement/All Crawl Space
6 pCi/L	Roundup, MT	51-99 Years	Full Basement

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Radon FAQ for Roundup, MT

What is the average radon level in Roundup, MT?

Based on 2 user-submitted tests, the average radon level in Roundup is 10.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Roundup in?

Roundup and the 59072 zip code are in Musselshell County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Roundup?

Radon mitigation in Roundup 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 Roundup?

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

Roundup, MT Radon Levels

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

Roundup, MT Radon Facts

Roundup, MT Radon Mitigation

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Roundup, MT Radon Levels

Radon FAQ for Roundup, MT

Most Active Radon Markets in Montana

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