Wilsonville, OR Radon Levels
Check local Wilsonville radon levels and find certified testing and mitigation professionals to keep your home safe
Wilsonville, OR Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Clackamas County, OR
Zip Code
97070
Part of the Portland Metro in Clackamas County, Wilsonville sits within the Willamette Valley where alluvial soils over Columbia River basalt create Oregon's typically moderate radon conditions. Testing data for this zip code 97070 community remains limited, though the Pacific Northwest's volcanic geology generally produces lower radon levels than many regions. Homeowners should still conduct testing, especially in homes with basements or those built on hillside locations.
Wilsonville, OR Radon Mitigation
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Radon FAQ for Wilsonville, OR
What EPA Radon Zone is Wilsonville in?
Wilsonville and the 97070 zip code are in Clackamas 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 Wilsonville?
Radon mitigation in Wilsonville 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 Wilsonville?
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 Oregon
Cities in Oregon with the most user-submitted radon test data, ranked by number of submissions.