Highland, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Highland in?

Highland is in Iowa County, EPA Zone 1.

Q: How much does radon mitigation cost in Highland?

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

Set in the rolling driftless region of Iowa County within the Madison Metro area, Highland sits on unglaciated terrain with limestone bedrock close to the surface. While comprehensive testing data for zip code 53543 is still being collected, the area's geological characteristics suggest homeowners should test for radon, particularly those with basements in this rural Wisconsin community.

Highland, WI Radon Mitigation

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

Highland, WI Radon Testing

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

Highland Radon Facts

Key details about the radon risk profile for Highland and the 53543 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Iowa County, WI

Zip Code

53543

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Highland and the 53543 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 Highland, WI

What EPA Radon Zone is Highland in?

Highland and the 53543 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 Highland?

Radon mitigation in Highland 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 Highland?

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