Grosse Pointe, MI Radon Mitigation and Testing

Q: What EPA Radon Zone is Grosse Pointe in?

Grosse Pointe is in Wayne County, EPA Zone 3.

Q: How much does radon mitigation cost in Grosse Pointe?

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

Wayne County

EPA Zone 3

Historic Grosse Pointe lies in Wayne County along Lake St. Clair within the Detroit Metro area, where lakefront geology creates unique conditions for radon migration patterns. The prestigious community features elegant homes from various architectural periods, many with full basements typical of early-to-mid 20th century construction. Testing data for zip codes 48230 and 48236 remains limited, making it essential for residents to conduct professional radon testing given the potential for elevated levels in this geological setting.

Grosse Pointe, MI Radon Mitigation

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

Grosse Pointe, MI Radon Testing

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

Grosse Pointe Radon Facts

Key details about the radon risk profile for Grosse Pointe and the 48230 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Wayne County, MI

Zip Code

48230

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Grosse Pointe and the 48230 zip code are located in Wayne County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Grosse Pointe, MI

What EPA Radon Zone is Grosse Pointe in?

Grosse Pointe and the 48230 zip code are in Wayne County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Grosse Pointe?

Radon mitigation in Grosse Pointe 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 Grosse Pointe?

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 Michigan

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Novi	5.00 pCi/L	7
Rochester	9.00 pCi/L	5
Battle Creek	6.60 pCi/L	5
White Lake	10.00 pCi/L	4
Ypsilanti	8.50 pCi/L	4
Waterford	7.75 pCi/L	4
Howell	7.50 pCi/L	4
Gaylord	6.00 pCi/L	4
Gladstone	5.25 pCi/L	4
West Bloomfield	5.25 pCi/L	4
Clarkston	5.00 pCi/L	4
Flint	9.00 pCi/L	3
Pinckney	7.33 pCi/L	3
Northville	5.33 pCi/L	3
Milford	4.33 pCi/L	3
Plymouth	4.33 pCi/L	3
Portage	3.33 pCi/L	3
Lake Orion	11.00 pCi/L	2
Oxford	11.00 pCi/L	2
Grand Ledge	7.00 pCi/L	2