Heppner, OR Radon Mitigation and Testing

Q: What EPA Radon Zone is Heppner in?

Heppner is in Morrow County, EPA Zone 2.

Q: How much does radon mitigation cost in Heppner?

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

Morrow County

EPA Zone 2

Positioned in north-central Oregon's Morrow County, Heppner lies within the Columbia River plateau where volcanic bedrock typically produces moderate radon potential. Current testing data for zip code 97836 remains sparse, emphasizing the need for local homeowners to establish baseline radon measurements. The area's mix of older ranch-style homes and rural properties with varied foundation types makes individual testing particularly important.

Heppner, OR Radon Mitigation

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

Heppner, OR Radon Testing

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

Heppner Radon Facts

Key details about the radon risk profile for Heppner and the 97836 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Morrow County, OR

Zip Code

97836

Predicted Screening Level

2–4 pCi/L (Zone 2)

Heppner and the 97836 zip code are located in Morrow 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 Heppner, OR

What EPA Radon Zone is Heppner in?

Heppner and the 97836 zip code are in Morrow 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 Heppner?

Radon mitigation in Heppner 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 Heppner?

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