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Detroit, OR Radon Levels

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


Detroit, OR Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Marion County, OR
Zip Code 97342

Located in Marion County within the Salem Metro area, this small Detroit community sits in Oregon's Cascade foothills where geological conditions can vary significantly. Testing data for radon levels remains limited in this 97342 zip code area, making individual home testing important for residents. The community's housing mix includes both older rural properties and newer construction with different foundation types that can influence radon entry.

Detroit, OR Radon Mitigation

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

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Radon FAQ for Detroit, OR

What EPA Radon Zone is Detroit in?
Detroit and the 97342 zip code are in Marion 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 Detroit?
Radon mitigation in Detroit 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 Detroit?
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