Warrenton, OR Radon Levels
Check local Warrenton radon levels and find certified testing and mitigation professionals to keep your home safe
Warrenton, OR Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Clatsop County, OR
Zip Code
97146
Positioned near the Columbia River mouth in Clatsop County, Warrenton sits on marine sedimentary deposits that typically yield low radon levels along Oregon's coast. Testing data for this 97146 ZIP code fishing community remains limited, though home-specific assessment is still recommended. The area's coastal location and sandy soils generally reduce radon risk, but individual properties near different geological formations may vary.
Warrenton, OR Radon Mitigation
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Radon FAQ for Warrenton, OR
What EPA Radon Zone is Warrenton in?
Warrenton and the 97146 zip code are in Clatsop County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Warrenton?
Radon mitigation in Warrenton 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 Warrenton?
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.
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