Sun Prairie, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Sun Prairie in?

Sun Prairie is in Dane County, EPA Zone 1.

Q: How much does radon mitigation cost in Sun Prairie?

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

Dane County

EPA Zone 1

Sun Prairie sits in Dane County near Madison, where Wisconsin's glacial geology creates elevated radon potential throughout the region. Testing data for zip code 53590 remains limited, making individual home testing essential for residents. The area's mix of newer subdivisions and established neighborhoods, many featuring full basements, requires careful attention to radon mitigation.

Sun Prairie, WI Radon Mitigation

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

Sun Prairie, WI Radon Testing

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

Sun Prairie Radon Facts

Key details about the radon risk profile for Sun Prairie and the 53590 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Dane County, WI

Zip Code

53590

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Sun Prairie and the 53590 zip code are located in Dane 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 Sun Prairie, WI

What EPA Radon Zone is Sun Prairie in?

Sun Prairie and the 53590 zip code are in Dane 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 Sun Prairie?

Radon mitigation in Sun Prairie 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 Sun Prairie?

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