Dubois, ID Radon Mitigation and Testing

Q: What EPA Radon Zone is Dubois in?

Dubois is in Clark County, EPA Zone 1.

Q: How much does radon mitigation cost in Dubois?

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

Clark County

EPA Zone 1

High in the mountains of eastern Idaho's Clark County, Dubois sits within EPA Zone 1 where geological conditions can produce elevated radon levels. The area's housing consists mainly of ranch-style homes and older farmhouse construction adapted to the high-altitude environment. Testing data for Dubois remains limited, making professional radon testing particularly important for homeowners in this rural mountain community.

Dubois, ID Radon Mitigation

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

Dubois, ID Radon Testing

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

Dubois Radon Facts

Key details about the radon risk profile for Dubois and the 83423 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Clark County, ID

Zip Code

83423

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Dubois and the 83423 zip code are located in Clark 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 Dubois, ID

What EPA Radon Zone is Dubois in?

Dubois and the 83423 zip code are in Clark 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 Dubois?

Radon mitigation in Dubois 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 Dubois?

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 with the most user-submitted radon test data in the state.

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
Boise	No submissions	0
Nampa	No submissions	0
Sandpoint	No submissions	0