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Greenacres, WA Radon Levels

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


Greenacres, WA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Spokane County, WA
Zip Code 99016

Positioned in eastern Spokane County, Greenacres sits on volcanic soils and granite bedrock typical of the inland Northwest. Testing data remains limited for this 99016 zip code community, making individual home testing essential for residents. The EPA Zone 1 classification indicates this area has potential for elevated radon levels that warrant homeowner attention.

Greenacres, 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 Greenacres?

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Radon FAQ for Greenacres, WA

What EPA Radon Zone is Greenacres in?
Greenacres and the 99016 zip code are in Spokane 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 Greenacres?
Radon mitigation in Greenacres 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 Greenacres?
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