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Tillamook, OR Radon Levels

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


Tillamook, OR Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Tillamook County, OR
Zip Code 97141
Avg. User Level 3.00 pCi/L
User Tests 1

Oregon's coastal Tillamook County seat shows an average radon level of 3.0 pCi/L, which falls within EPA recommended ranges but still warrants attention from homeowners. The community's marine sedimentary geology and typically elevated foundation types help moderate radon accumulation, though individual testing remains advisable.

3.00
pCi/L average
Below EPA Action Level

Based on 1 user-submitted radon test for homes in Tillamook, OR. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Tillamook, OR Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Tillamook, OR Radon Levels

User-submitted radon test readings from homes in the Tillamook area.

Radon LevelCityHome AgeFoundation
3 pCi/L Tillamook, OR 0-20 Years Partial Basement

Have a radon test result for Tillamook? Submit your reading to help other homeowners.

Radon FAQ for Tillamook, OR

What is the average radon level in Tillamook, OR?
Based on 1 user-submitted test, the average radon level in Tillamook is 3.00 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.
What EPA Radon Zone is Tillamook in?
Tillamook and the 97141 zip code are in Tillamook 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 Tillamook?
Radon mitigation in Tillamook 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 Tillamook?
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