Caroline, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Caroline in?

Caroline is in Shawano County, EPA Zone 1.

Q: How much does radon mitigation cost in Caroline?

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

Shawano County

EPA Zone 1

Situated in Shawano County in northeastern Wisconsin, Caroline lies within the state's high-risk radon zone where glacial deposits over crystalline bedrock create significant radon potential. Testing data for the 54928 zip code area is limited, making professional radon testing crucial for residents. The region's mix of rural homes, many with basements due to Wisconsin's frost line requirements, can experience substantial radon accumulation.

Caroline, WI Radon Mitigation

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

Caroline, WI Radon Testing

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

Caroline Radon Facts

Key details about the radon risk profile for Caroline and the 54928 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Shawano County, WI

Zip Code

54928

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Caroline and the 54928 zip code are located in Shawano 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 Caroline, WI

What EPA Radon Zone is Caroline in?

Caroline and the 54928 zip code are in Shawano 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 Caroline?

Radon mitigation in Caroline 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 Caroline?

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