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Coolin, ID Radon Levels

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


Coolin, ID Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Bonner County, ID
Zip Code 83821
Avg. User Level 4.50 pCi/L
User Tests 2

Remote Bonner County in Idaho's northern panhandle, Coolin shows an average radon level of 4.5 pCi/L based on available testing data from zip code 83821, exceeding the EPA action threshold. This lakeside community's elevated readings reflect the region's complex geology of glacial deposits over granite bedrock, creating favorable conditions for radon accumulation. Local homes, many featuring full basements and seasonal construction typical of recreational lake properties, should prioritize radon testing and mitigation where necessary.

4.50
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Coolin, ID Radon Mitigation

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

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Coolin, ID Radon Levels

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

Radon LevelCityHome AgeFoundation
5 pCi/L Coolin, ID 21-50 Years Full Basement
4 pCi/L Coolin, ID 21-50 Years Full Basement

Have a radon test result for Coolin? Submit your reading to help other homeowners.

Radon FAQ for Coolin, ID

What is the average radon level in Coolin, ID?
Based on 2 user-submitted tests, the average radon level in Coolin is 4.50 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 Coolin in?
Coolin and the 83821 zip code are in Bonner 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 Coolin?
Radon mitigation in Coolin 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 Coolin?
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.

CityAvg User Radon LevelSubmissions
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