Pacific, WA Radon Levels
Check local Pacific radon levels and find certified testing and mitigation professionals to keep your home safe
Pacific, WA Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
King County, WA
Zip Code
98047
Situated in King County within the Seattle Metro area, Pacific rests on glacial deposits and volcanic soils that can produce variable radon conditions depending on local geology and drainage patterns. The area's predominantly single-family housing with basements and crawl spaces provides potential pathways for radon accumulation. Given limited testing data for zip code 98047, homeowners should conduct radon measurements to assess their individual risk.
Pacific, WA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Pacific, WA
What EPA Radon Zone is Pacific in?
Pacific and the 98047 zip code are in King 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 Pacific?
Radon mitigation in Pacific 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 Pacific?
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.