Franklin, MN Radon Levels

Q: What EPA Radon Zone is Franklin in?

Franklin is in Renville County, EPA Zone 1.

Q: How much does radon mitigation cost in Franklin?

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

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

Franklin, MN Radon Facts

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

County Renville County, MN

Zip Code 55333

Situated in rural Renville County in south-central Minnesota, Franklin lies in an EPA Zone 1 area where radon levels are generally expected to be lower. Testing data for zip code 55333 is currently limited, making it important for homeowners to conduct their own radon measurements. The area's agricultural setting features a mix of older farmhouses and newer rural homes with varying foundation types.

8.71

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.71 pCi/L, based on 7 tests from 6 nearby cities. No readings have been submitted for Franklin 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+

Franklin, 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 Franklin, MN

No homeowner tests have been submitted for Franklin 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
Sleepy Eye	19.7 mi	12.00 pCi/L	1
Stewart	25.1 mi	4.00 pCi/L	1
Hutchinson	34.9 mi	7.50 pCi/L	2
Nicollet	39.5 mi	2.00 pCi/L	1
Willmar	42.0 mi	14.00 pCi/L	1
Mankato	48.6 mi	14.00 pCi/L	1

Renville County Radon Profile

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

Radon FAQ for Franklin, MN

What EPA Radon Zone is Franklin in?

Franklin and the 55333 zip code are in Renville 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 Franklin?

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

Radon mitigation in Franklin 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 Franklin?

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.