Ostrander, MN Radon Levels

Q: What EPA Radon Zone is Ostrander in?

Ostrander is in Fillmore County, EPA Zone 1.

Q: How much does radon mitigation cost in Ostrander?

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

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

Ostrander, MN Radon Facts

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

County Fillmore County, MN

Zip Code 55961

This small community in Fillmore County lies within Minnesota's karst region, where limestone bedrock and underground cave systems can influence radon gas movement patterns. Testing data for zip code 55961 remains limited, making individual home testing essential for residents. Given the area's geological characteristics and EPA Zone 1 classification, homeowners should conduct radon testing to establish baseline readings for their properties.

6.50

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.50 pCi/L, based on 6 tests from 6 nearby cities. No readings have been submitted for Ostrander 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+

Ostrander, 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 Ostrander, MN

No homeowner tests have been submitted for Ostrander 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	6.4 mi	8.00 pCi/L	1
Lyle	26.3 mi	3.00 pCi/L	1
Blooming Prairie	38.3 mi	4.00 pCi/L	1
Winona	46.5 mi	10.00 pCi/L	1
Minnesota City	47.5 mi	7.00 pCi/L	1
Albert Lea	47.9 mi	7.00 pCi/L	1

Fillmore County Radon Profile

Because of its underlying geology, Fillmore County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Direct test data for Fillmore County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Fillmore County home regardless of zone or a neighbor's results.

Radon FAQ for Ostrander, MN

What EPA Radon Zone is Ostrander in?

Ostrander and the 55961 zip code are in Fillmore 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 Ostrander?

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

Radon mitigation in Ostrander 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 Ostrander?

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.