Virginia City, MT Radon Levels
Check local Virginia City radon levels and find certified testing and mitigation professionals to keep your home safe
Virginia City, MT Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Madison County, MT
Zip Code
59755
Perched high in Madison County's historic mining district, Virginia City sits within EPA Zone 1 where elevated radon levels are common throughout Montana's mountainous terrain. The area's gold rush-era buildings and unique high-altitude geology create conditions where radon can accumulate significantly. Testing data for zip code 59755 is currently limited, making professional radon assessment crucial for both historic properties and modern residences.
Virginia City, MT Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Virginia City?
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Radon FAQ for Virginia City, MT
What EPA Radon Zone is Virginia City in?
Virginia City and the 59755 zip code are in Madison 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 Virginia City?
Radon mitigation in Virginia City 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 Virginia City?
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 |