Detroit, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Detroit in?

Detroit is in Marion County, EPA Zone 3.

Q: How much does radon mitigation cost in Detroit?

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

Marion County

EPA Zone 3

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.

Detroit, OR Radon Testing

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

Detroit Radon Facts

Key details about the radon risk profile for Detroit and the 97342 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Marion County, OR

Zip Code

97342

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Detroit and the 97342 zip code are located in Marion 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 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 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