Madras, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Madras in?

Madras is in Jefferson County, EPA Zone 2.

Q: How much does radon mitigation cost in Madras?

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

Jefferson County

EPA Zone 2

Positioned in Jefferson County within Oregon's high desert region near Bend, Madras sits where volcanic geology creates moderate radon potential. The area's combination of volcanic soils over basalt bedrock, along with the region's dry climate and varied foundation types, contributes to unpredictable radon conditions. Since testing data for zip code 97741 remains limited, homeowners should conduct professional radon assessments to determine their property's specific risk profile.

Madras, OR Radon Mitigation

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

Madras, OR Radon Testing

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

Madras Radon Facts

Key details about the radon risk profile for Madras and the 97741 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Jefferson County, OR

Zip Code

97741

Predicted Screening Level

2–4 pCi/L (Zone 2)

Madras and the 97741 zip code are located in Jefferson 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 Madras, OR

What EPA Radon Zone is Madras in?

Madras and the 97741 zip code are in Jefferson 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 Madras?

Radon mitigation in Madras 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 Madras?

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