Vancouver, WA Radon Levels
Check local Vancouver radon levels and find certified testing and mitigation professionals to keep your home safe
Vancouver, WA Radon Facts
Positioned across the Columbia River from Portland in Clark County, Vancouver (98660) sits on river terrace deposits and volcanic soils that contribute to the Pacific Northwest's variable radon landscape. Local testing reveals an average radon level of 6.56 pCi/L, significantly exceeding the EPA's 4.0 pCi/L action threshold and requiring immediate attention from homeowners. The area's mix of mid-century suburban homes and newer developments, many with full basements, creates optimal conditions for radon accumulation.
Based on 9 user-submitted radon tests for homes in Vancouver, WA. The EPA recommends taking action at or above 4.0 pCi/L.
Vancouver, WA Radon Mitigation
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Vancouver, WA Radon Levels
User-submitted radon test readings from homes in the Vancouver area.
| Radon Level | City | Home Age | Foundation |
|---|---|---|---|
| 4 pCi/L | Vancouver, WA | 21-50 Years | Partial Basement |
| 8 pCi/L | Vancouver, WA | 21-50 Years | Full Basement |
| 16 pCi/L | Vancouver, WA | 21-50 Years | Full Basement |
| 4 pCi/L | Vancouver, WA | 51-99 Years | Full Basement |
| 7 pCi/L | Vancouver, WA | 21-50 Years | No Basement/All Crawl Space |
Have a radon test result for Vancouver? Submit your reading to help other homeowners.
Radon FAQ for Vancouver, WA
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Most Active Radon Markets in Washington
Cities in Washington with the most user-submitted radon test data, ranked by number of submissions.