Antelope, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Antelope in?

Antelope is in Wasco County, EPA Zone 2.

Q: How much does radon mitigation cost in Antelope?

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

Wasco County

EPA Zone 2

Situated in the Columbia River Gorge within Wasco County, Antelope sits over Columbia River Basalt formations that typically exhibit lower radon potential across eastern Oregon. However, localized conditions and overlying sediments can create unexpected radon concentrations in some properties. With limited testing data available for zip code 97001, homeowners should conduct individual assessments rather than relying solely on regional geological assumptions.

Antelope, OR Radon Mitigation

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

Antelope, OR Radon Testing

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

Antelope Radon Facts

Key details about the radon risk profile for Antelope and the 97001 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Wasco County, OR

Zip Code

97001

Predicted Screening Level

2–4 pCi/L (Zone 2)

Antelope and the 97001 zip code are located in Wasco 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 Antelope, OR

What EPA Radon Zone is Antelope in?

Antelope and the 97001 zip code are in Wasco 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 Antelope?

Radon mitigation in Antelope 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 Antelope?

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