Twin Falls, ID Radon Levels
Check local Twin Falls radon levels and find certified testing and mitigation professionals to keep your home safe
Twin Falls, ID Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Twin Falls County, ID
Zip Code
83301
Serving as the regional center of south-central Idaho in Twin Falls County, this community currently has limited radon testing data for ZIP 83301 despite the area's moderate radon potential. The Snake River Plain's basaltic geology and volcanic soils can create variable radon conditions throughout the region. Residents should test their properties, particularly homes with basements or those built on different geological formations within the diverse local landscape.
Twin Falls, ID Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Twin Falls, ID
What EPA Radon Zone is Twin Falls in?
Twin Falls and the 83301 zip code are in Twin Falls 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 Twin Falls?
Radon mitigation in Twin Falls 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 Twin Falls?
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 Idaho
Cities in Idaho with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Idaho Falls | 7.29 pCi/L | 7 |
| Hailey | 7.83 pCi/L | 6 |
| Post Falls | 9.00 pCi/L | 5 |
| Coeur D Alene | 9.00 pCi/L | 4 |
| Moscow | 7.75 pCi/L | 4 |
| Victor | 6.67 pCi/L | 3 |
| Driggs | 16.00 pCi/L | 2 |
| Hayden | 8.50 pCi/L | 2 |
| Pocatello | 8.50 pCi/L | 2 |
| Eagle | 6.00 pCi/L | 1 |