Wasco, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Wasco in?

Wasco is in Sherman County, EPA Zone 2.

Q: How much does radon mitigation cost in Wasco?

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

Sherman County

EPA Zone 2

Located in Sherman County along Oregon's Columbia River Gorge, Wasco sits over Columbia River basalt formations that generally produce moderate radon levels. With testing data currently limited for zip code 97065, professional radon testing is recommended for homeowners to assess their individual risk. Oregon's volcanic geology creates variable radon conditions that require individual property assessment.

Wasco, OR Radon Mitigation

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

Wasco, OR Radon Testing

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

Wasco Radon Facts

Key details about the radon risk profile for Wasco and the 97065 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Sherman County, OR

Zip Code

97065

Predicted Screening Level

2–4 pCi/L (Zone 2)

Wasco and the 97065 zip code are located in Sherman County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Wasco, OR

What EPA Radon Zone is Wasco in?

Wasco and the 97065 zip code are in Sherman County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Wasco?

Radon mitigation in Wasco 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 Wasco?

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