Athens, MI Radon Mitigation and Testing

Q: What EPA Radon Zone is Athens in?

Athens is in Calhoun County, EPA Zone 1.

Q: How much does radon mitigation cost in Athens?

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

Calhoun County

EPA Zone 1

Positioned in south-central Michigan's Calhoun County, Athens sits on glacial deposits over sedimentary bedrock that create variable radon conditions across the region. Although comprehensive radon testing data is not yet available for this rural community, the area's geological characteristics warrant professional testing by homeowners. Local housing includes both historic farmhouses with stone foundations and newer construction, creating diverse basement conditions that can influence radon accumulation.

Athens, MI Radon Mitigation

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

Athens, MI Radon Testing

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

Athens Radon Facts

Key details about the radon risk profile for Athens and the 49011 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Calhoun County, MI

Zip Code

49011

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Athens and the 49011 zip code are located in Calhoun 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 Athens, MI

What EPA Radon Zone is Athens in?

Athens and the 49011 zip code are in Calhoun 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 Athens?

Radon mitigation in Athens 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 Athens?

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