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Concrete, WA Radon Levels

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


Concrete, WA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Skagit County, WA
Zip Code 98237

Located in Skagit County within the Bellingham Metro area, Concrete falls in EPA Zone 3, indicating generally lower radon risk. The Pacific Northwest's volcanic and sedimentary geology typically produces lower radon levels than other regions. However, with limited testing data available for the 98237 area, homeowners should still consider testing to confirm their property's radon levels.

Concrete, 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 Concrete?

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Radon FAQ for Concrete, WA

What EPA Radon Zone is Concrete in?
Concrete and the 98237 zip code are in Skagit 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 Concrete?
Radon mitigation in Concrete 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 Concrete?
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