Fremont, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Fremont in?

Fremont is in Waupaca County, EPA Zone 1.

Q: How much does radon mitigation cost in Fremont?

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

Waupaca County

EPA Zone 1

Positioned in Waupaca County within Wisconsin's chain-of-lakes region, Fremont falls within EPA Zone 1 where Precambrian bedrock and glacial deposits create elevated radon potential. Current testing submissions for the 54940 area are limited, emphasizing the importance of individual home testing throughout this rural community. The region's sandy soils and seasonal water table fluctuations can significantly influence radon gas migration patterns.

Fremont, WI Radon Mitigation

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

Fremont, WI Radon Testing

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

Fremont Radon Facts

Key details about the radon risk profile for Fremont and the 54940 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Waupaca County, WI

Zip Code

54940

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Fremont and the 54940 zip code are located in Waupaca 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 Fremont, WI

What EPA Radon Zone is Fremont in?

Fremont and the 54940 zip code are in Waupaca 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 Fremont?

Radon mitigation in Fremont 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 Fremont?

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