Condon, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Condon in?

Condon is in Gilliam County, EPA Zone 2.

Q: How much does radon mitigation cost in Condon?

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

Gilliam County

EPA Zone 2

Located in Gilliam County in north-central Oregon, this Condon is designated EPA Zone 2 for moderate radon risk. The Columbia River Plateau's basalt formations and underlying sedimentary rocks create geological conditions that can produce variable radon levels. With testing data for the 97823 area currently limited, homeowners should test to determine their specific radon exposure.

Condon, OR Radon Mitigation

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

Condon, OR Radon Testing

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

Condon Radon Facts

Key details about the radon risk profile for Condon and the 97823 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Gilliam County, OR

Zip Code

97823

Predicted Screening Level

2–4 pCi/L (Zone 2)

Condon and the 97823 zip code are located in Gilliam 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 Condon, OR

What EPA Radon Zone is Condon in?

Condon and the 97823 zip code are in Gilliam 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 Condon?

Radon mitigation in Condon 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 Condon?

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