Clarks Grove, MN Radon Levels

Q: What EPA Radon Zone is Clarks Grove in?

Clarks Grove is in Freeborn County, EPA Zone 1.

Q: How much does radon mitigation cost in Clarks Grove?

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

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

Clarks Grove, MN Radon Facts

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

County Freeborn County, MN

Zip Code 56016

Located in southern Minnesota's Freeborn County, Clarks Grove sits in an EPA Zone 1 area where elevated radon levels are common due to the region's glacial geology. With limited testing data available for zip code 56016, homeowners in this agricultural community are strongly encouraged to conduct radon testing, especially in homes with basements typical of the area.

7.00

pCi/L area average

Above EPA Action Level

Freeborn County average: 7.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Clarks Grove itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Clarks Grove, 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 Clarks Grove, MN

No homeowner tests have been submitted for Clarks Grove 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
Albert Lea	7.9 mi	7.00 pCi/L	1
Blooming Prairie	16.1 mi	4.00 pCi/L	1
Wells	20.5 mi	6.00 pCi/L	1
Lyle	25.3 mi	3.00 pCi/L	1
Faribault	36.8 mi	10.00 pCi/L	2
Blue Earth	39.4 mi	7.00 pCi/L	1
Le Roy	43.9 mi	8.00 pCi/L	1
Mankato	46.3 mi	14.00 pCi/L	1

Freeborn County Radon Profile

Freeborn 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. Homeowner-submitted tests from 1 city in Freeborn County average 7.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Freeborn County to test, as levels can differ between neighboring homes.

Radon FAQ for Clarks Grove, MN

What EPA Radon Zone is Clarks Grove in?

Clarks Grove and the 56016 zip code are in Freeborn 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 Clarks Grove?

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

Radon mitigation in Clarks Grove 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 Clarks Grove?

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.