Lismore, MN Radon Levels

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.

Check local Lismore radon levels and find certified testing and mitigation professionals to keep your home safe

Lismore, MN Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Nobles County, MN

Zip Code 56155

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.

8.50

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.50 pCi/L, based on 2 tests from 2 nearby cities. No readings have been submitted for Lismore yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Lismore, MN Radon Mitigation

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

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Radon Readings Near Lismore, MN

No homeowner tests have been submitted for Lismore yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Luverne	13.6 mi	12.00 pCi/L	1
Jasper	22.5 mi	5.00 pCi/L	1

Nobles County Radon Profile

Nobles County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Few homeowner tests have been logged inside Nobles County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Nobles County to test, as levels can differ between neighboring homes.

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.

Why are radon readings shown from areas near Lismore?

No homeowner radon tests have been submitted for Lismore yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Nobles County average—are the best available indicator of local conditions until Lismore homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

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.