Merrimac, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Merrimac in?

Merrimac is in Sauk County, EPA Zone 2.

Q: How much does radon mitigation cost in Merrimac?

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

Sauk County

EPA Zone 2

Situated along the Wisconsin River in Sauk County, Merrimac's location within the Madison Metro area places it over Paleozoic sandstone formations that can contribute to radon accumulation in zip code 53561. Testing data remains limited for this riverside community, making individual home assessment particularly important. The area's combination of river valley soils, underlying bedrock, and seasonal groundwater changes can create variable radon conditions that differ significantly from home to home.

Merrimac, WI Radon Mitigation

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

Merrimac, WI Radon Testing

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

Merrimac Radon Facts

Key details about the radon risk profile for Merrimac and the 53561 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Sauk County, WI

Zip Code

53561

Predicted Screening Level

2–4 pCi/L (Zone 2)

Merrimac and the 53561 zip code are located in Sauk County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Merrimac, WI

What EPA Radon Zone is Merrimac in?

Merrimac and the 53561 zip code are in Sauk County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Merrimac?

Radon mitigation in Merrimac 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 Merrimac?

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