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Tidewater, OR Radon Levels

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


Tidewater, OR Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Lincoln County, OR
Zip Code 97390

Nestled along Oregon's central coast in Lincoln County within the Eugene Metro area, Tidewater sits on marine terrace deposits and coastal sediments that typically produce lower radon levels. Testing data for zip code 97390 is currently limited, making baseline radon testing advisable for homeowners in this forested coastal valley community.

Tidewater, OR 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 Tidewater?

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Radon FAQ for Tidewater, OR

What EPA Radon Zone is Tidewater in?
Tidewater and the 97390 zip code are in Lincoln 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 Tidewater?
Radon mitigation in Tidewater 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 Tidewater?
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.

CityAvg User Radon LevelSubmissions
Corvallis 5.60 pCi/L 5
Astoria 9.25 pCi/L 4
La Grande 10.67 pCi/L 3
Bend 3.33 pCi/L 3
Salem 9.00 pCi/L 2
Eugene 7.00 pCi/L 2
Medford 7.00 pCi/L 1
Dundee 6.00 pCi/L 1
Ashland 4.00 pCi/L 1
Portland 4.00 pCi/L 1