Stewartville, MN Radon Levels

Q: What EPA Radon Zone is Stewartville in?

Stewartville is in Olmsted County, EPA Zone 1.

Q: How much does radon mitigation cost in Stewartville?

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

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

Stewartville, MN Radon Facts

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

County Olmsted County, MN

Zip Code 55976

Located in southeastern Minnesota's Olmsted County, Stewartville sits within the Rochester Metro area where Paleozoic limestone and dolomite formations create elevated radon potential. Testing data for zip code 55976 is currently limited, though the region's karst geology warrants careful attention to radon levels. Professional radon testing is strongly recommended for all homes in this area, as limestone bedrock can produce significant radon concentrations.

7.38

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.38 pCi/L, based on 8 tests from 7 nearby cities. No readings have been submitted for Stewartville 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+

Stewartville, MN Radon Mitigation

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

Need Radon Mitigation or Testing in Stewartville?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Olmsted County Pros

1-800-299-3578 507-369-2661 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Stewartville, MN

No homeowner tests have been submitted for Stewartville 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
Le Roy	22.4 mi	8.00 pCi/L	1
Blooming Prairie	28.7 mi	4.00 pCi/L	1
Lyle	31.6 mi	3.00 pCi/L	1
Minnesota City	40.3 mi	7.00 pCi/L	1
Winona	41.0 mi	10.00 pCi/L	1
Albert Lea	46.2 mi	7.00 pCi/L	1
Faribault	49.7 mi	10.00 pCi/L	2

Olmsted County Radon Profile

Olmsted 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 Olmsted 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 Olmsted County to test, as levels can differ between neighboring homes.

Radon FAQ for Stewartville, MN

What EPA Radon Zone is Stewartville in?

Stewartville and the 55976 zip code are in Olmsted 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 Stewartville?

No homeowner radon tests have been submitted for Stewartville yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Olmsted County average—are the best available indicator of local conditions until Stewartville 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 Stewartville?

Radon mitigation in Stewartville 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 Stewartville?

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.