Lake Mills, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Lake Mills in?

Lake Mills is in Jefferson County, EPA Zone 1.

Q: How much does radon mitigation cost in Lake Mills?

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

Jefferson County

EPA Zone 1

Positioned in Jefferson County in southeastern Wisconsin, Lake Mills sits within EPA Zone 1, indicating high radon potential from the area's glacial deposits and underlying bedrock formations. Testing data for zip code 53551 remains limited, making professional radon testing a priority for local homeowners. The community's combination of historic homes dating to the late 1800s and modern suburban development creates varying foundation types that may influence radon entry patterns.

Lake Mills, WI Radon Mitigation

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

Lake Mills, WI Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Lake Mills Radon Facts

Key details about the radon risk profile for Lake Mills and the 53551 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Jefferson County, WI

Zip Code

53551

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Lake Mills and the 53551 zip code are located in Jefferson County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Lake Mills, WI

What EPA Radon Zone is Lake Mills in?

Lake Mills and the 53551 zip code are in Jefferson 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.

How much does radon mitigation cost in Lake Mills?

Radon mitigation in Lake Mills 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 Lake Mills?

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.

Most Active Radon Markets in Wisconsin

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Milwaukee	10.00 pCi/L	3
Prairie Du Chien	10.00 pCi/L	2
Stevens Point	5.50 pCi/L	2
Menomonie	10.00 pCi/L	1
Delavan	6.00 pCi/L	1
Shawano	No submissions	0
Sturgeon Bay	No submissions	0