Ortonville, MN Radon Mitigation and Testing

Q: What EPA Radon Zone is Ortonville in?

Ortonville is in Big Stone County, EPA Zone 1.

Q: How much does radon mitigation cost in Ortonville?

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

Big Stone County

EPA Zone 1

Ortonville, MN resides in Big Stone County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. Testing is recommended for all homes in the 56278 zip code area.

Ortonville, MN Radon Mitigation

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

Ortonville, MN Radon Testing

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

Ortonville Radon Facts

Key details about the radon risk profile for Ortonville and the 56278 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Big Stone County, MN

Zip Code

56278

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ortonville and the 56278 zip code are located in Big Stone County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Ortonville, MN

What EPA Radon Zone is Ortonville in?

Ortonville and the 56278 zip code are in Big Stone County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Ortonville?

Radon mitigation in Ortonville 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 Ortonville?

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 Minnesota

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Savage	5.00 pCi/L	3
Faribault	10.00 pCi/L	2
Shakopee	6.50 pCi/L	2
Minneapolis	5.00 pCi/L	2
Lakeville	6.00 pCi/L	1
Delano	5.00 pCi/L	1
Montgomery	5.00 pCi/L	1
Rosemount	No submissions	0