Montello, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Montello in?

Montello is in Marquette County, EPA Zone 2.

Q: How much does radon mitigation cost in Montello?

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

Marquette County

EPA Zone 2

Small-town Montello in Marquette County (zip code 53949) sits among Wisconsin's central lake country, where glacial activity shaped both landscape and soil composition. While local radon testing data remains limited, Wisconsin's glacial till and granite outcrops can create elevated radon conditions requiring homeowner attention. The area's mix of year-round residences and seasonal properties makes individual testing especially valuable for understanding specific property risks.

Montello, WI Radon Mitigation

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

Montello, WI Radon Testing

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

Montello Radon Facts

Key details about the radon risk profile for Montello and the 53949 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Marquette County, WI

Zip Code

53949

Predicted Screening Level

2–4 pCi/L (Zone 2)

Montello and the 53949 zip code are located in Marquette 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 Montello, WI

What EPA Radon Zone is Montello in?

Montello and the 53949 zip code are in Marquette 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 Montello?

Radon mitigation in Montello 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 Montello?

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