Lismore, MN Radon Mitigation and Testing

Q: What EPA Radon Zone is Lismore in?

Lismore is in Nobles County, EPA Zone 1.

Q: How much does radon mitigation cost in Lismore?

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

Nobles County

EPA Zone 1

Positioned in Nobles County in southwestern Minnesota, Lismore has minimal radon testing data available despite the state's elevated radon potential. The area's prairie glacial deposits over sedimentary bedrock can create conditions favorable for radon accumulation, particularly in homes with basements. Residents in 56155 should prioritize radon testing given Minnesota's consistently high statewide radon levels.

Lismore, MN Radon Mitigation

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

Lismore, MN Radon Testing

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

Lismore Radon Facts

Key details about the radon risk profile for Lismore and the 56155 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Nobles County, MN

Zip Code

56155

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Lismore and the 56155 zip code are located in Nobles 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 Lismore, MN

What EPA Radon Zone is Lismore in?

Lismore and the 56155 zip code are in Nobles 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 Lismore?

Radon mitigation in Lismore 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 Lismore?

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