Tidewater, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Tidewater in?

Tidewater is in Lincoln County, EPA Zone 3.

Q: How much does radon mitigation cost in Tidewater?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Lincoln County

EPA Zone 3

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.

Tidewater, OR Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Tidewater Radon Facts

Key details about the radon risk profile for Tidewater and the 97390 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Lincoln County, OR

Zip Code

97390

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Tidewater and the 97390 zip code are located in Lincoln County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

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 with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
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
Lincoln City	No submissions	0
West Linn	No submissions	0