Cobb, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Cobb in?

Cobb is in Iowa County, EPA Zone 1.

Q: How much does radon mitigation cost in Cobb?

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

Iowa County

EPA Zone 1

Part of the Madison Metro area in southwestern Wisconsin, Iowa County's Cobb community sits on Paleozoic limestone and dolomite bedrock known for producing significant radon levels. While specific testing data for zip code 53526 isn't available, the area's EPA Zone 1 status reflects high radon potential common throughout the region. Residents should prioritize radon testing, especially in homes with basements typical of Wisconsin construction.

Cobb, WI Radon Mitigation

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

Cobb, WI Radon Testing

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

Cobb Radon Facts

Key details about the radon risk profile for Cobb and the 53526 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Iowa County, WI

Zip Code

53526

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Cobb and the 53526 zip code are located in Iowa 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 Cobb, WI

What EPA Radon Zone is Cobb in?

Cobb and the 53526 zip code are in Iowa 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 Cobb?

Radon mitigation in Cobb 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 Cobb?

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