Long Lake, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Long Lake in?

Long Lake is in Forest County, EPA Zone 2.

Q: How much does radon mitigation cost in Long Lake?

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

Forest County

EPA Zone 2

Located in Forest County within Wisconsin's remote Northwoods region, Long Lake occupies glacial deposits and sandy soils where radon testing data is limited for this 54542 community. The area features lakefront cabins, seasonal homes, and year-round residences, many built on crawl spaces or concrete slabs suited to the region's high water table. While comprehensive local data isn't available, the EPA Zone 2 classification and Wisconsin's glacial geology make radon testing a recommended precaution.

Long Lake, WI Radon Mitigation

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

Long Lake, WI Radon Testing

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

Long Lake Radon Facts

Key details about the radon risk profile for Long Lake and the 54542 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Forest County, WI

Zip Code

54542

Predicted Screening Level

2–4 pCi/L (Zone 2)

Long Lake and the 54542 zip code are located in Forest 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 Long Lake, WI

What EPA Radon Zone is Long Lake in?

Long Lake and the 54542 zip code are in Forest 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 Long Lake?

Radon mitigation in Long Lake 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 Long Lake?

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