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Hansville, WA Radon Levels

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


Hansville, WA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Kitsap County, WA
Zip Code 98340

Perched on the Kitsap Peninsula in Kitsap County within the Bremerton Metro, Hansville occupies EPA Zone 3 where radon levels are generally lower. However, Washington's glacial soils and underlying bedrock can still produce elevated readings in certain areas. Since testing data for zip code 98340 remains limited, residents should consider baseline radon testing to understand their home's specific conditions.

Hansville, WA 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 Hansville?

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Radon FAQ for Hansville, WA

What EPA Radon Zone is Hansville in?
Hansville and the 98340 zip code are in Kitsap County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Hansville?
Radon mitigation in Hansville 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 Hansville?
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 Washington

Cities in Washington with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Vancouver 6.56 pCi/L 9
Kent 3.50 pCi/L 6
Olympia 7.00 pCi/L 5
Seattle 5.25 pCi/L 4
Bellevue 3.75 pCi/L 4
Spokane 11.67 pCi/L 3
Camas 8.00 pCi/L 3
Centralia 7.00 pCi/L 3
Bellingham 4.50 pCi/L 2
Kirkland 4.50 pCi/L 2