Cascade, ID Radon Levels

Q: What EPA Radon Zone is Cascade in?

Cascade is in Valley County, EPA Zone 1.

Q: How much does radon mitigation cost in Cascade?

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

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

Cascade, ID Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Valley County, ID

Zip Code 83611

Nestled in Valley County's mountain landscape, Cascade sits at elevation where granite intrusions and volcanic soils can produce elevated radon concentrations. The community's housing stock includes seasonal cabins and year-round residences, many with basement or crawl space foundations that can trap radon gas. Given Idaho's high radon potential and limited current testing data for this mountain area, professional home testing is recommended for all properties.

Cascade, 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 Cascade, ID

What EPA Radon Zone is Cascade in?

Cascade and the 83611 zip code are in Valley 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 Cascade?

Radon mitigation in Cascade 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 Cascade?

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