Princeton, WI Radon Mitigation and Testing

Q: What EPA Radon Zone is Princeton in?

Princeton is in Green Lake County, EPA Zone 1.

Q: How much does radon mitigation cost in Princeton?

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

Green Lake County

EPA Zone 1

Princeton in Green Lake County sits in central Wisconsin's glacial landscape, where complex geological conditions can influence radon levels. While testing data for zip code 54968 remains limited, Wisconsin's glacial deposits over crystalline bedrock often create elevated radon potential. Individual home testing provides the most accurate assessment for area residents.

Princeton, WI Radon Mitigation

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

Princeton, WI Radon Testing

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

Princeton Radon Facts

Key details about the radon risk profile for Princeton and the 54968 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Green Lake County, WI

Zip Code

54968

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Princeton and the 54968 zip code are located in Green Lake 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 Princeton, WI

What EPA Radon Zone is Princeton in?

Princeton and the 54968 zip code are in Green Lake 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 Princeton?

Radon mitigation in Princeton 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 Princeton?

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