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Matlock, WA Radon Levels

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


Matlock, WA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Mason County, WA
Zip Code 98560

Nestled in Mason County's forested terrain, Matlock sits on glacial deposits and marine sediments characteristic of the Pacific Northwest's coastal region. With limited radon testing data available for the 98560 zip code area, homeowners should prioritize independent testing to assess their individual risk. The area's mix of manufactured homes and traditional stick-built construction with various foundation types can influence radon accumulation patterns.

Matlock, 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 Matlock?

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Radon FAQ for Matlock, WA

What EPA Radon Zone is Matlock in?
Matlock and the 98560 zip code are in Mason 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 Matlock?
Radon mitigation in Matlock 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 Matlock?
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