Homer, MI Radon Levels

Q: What EPA Radon Zone is Homer in?

Homer is in Calhoun County, EPA Zone 1.

Q: Why are radon readings shown from areas near Homer?

No homeowner radon tests have been submitted for Homer yet, so readings from the closest cities and the Calhoun County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Homer?

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

Check local Homer radon levels and find certified testing and mitigation professionals to keep your home safe

Homer, MI Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Calhoun County, MI

Zip Code 49245

Part of the Jackson Metro area in Calhoun County, Homer sits on glacial deposits over Paleozoic bedrock that can contribute to moderate radon levels. Testing data for zip code 49245 is currently limited, encouraging homeowners to establish baseline measurements. Michigan's Zone 1 EPA designation reflects elevated radon potential, particularly relevant for the area's housing stock with full basements typical of Midwest construction.

6.63

pCi/L area average

Above EPA Action Level

Calhoun County average: 6.63 pCi/L, based on 8 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Homer itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Homer, MI Radon Mitigation

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

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Radon Readings Near Homer, MI

No homeowner tests have been submitted for Homer yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Concord	8.9 mi	5.00 pCi/L	1
Marshall	11.6 mi	8.50 pCi/L	2
Spring Arbor	14.3 mi	20.00 pCi/L	1
Ceresco	16.0 mi	3.00 pCi/L	1
Coldwater	17.8 mi	9.00 pCi/L	1
Jackson	22.4 mi	7.00 pCi/L	1
Battle Creek	22.4 mi	6.60 pCi/L	5
Rives Junction	25.0 mi	5.00 pCi/L	1

Calhoun County Radon Profile

Because of its underlying geology, Calhoun County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 3 cities in Calhoun County average 6.63 pCi/L across 8 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Calhoun County home regardless of zone or a neighbor's results.

Radon FAQ for Homer, MI

What EPA Radon Zone is Homer in?

Homer and the 49245 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.

Why are radon readings shown from areas near Homer?

No homeowner radon tests have been submitted for Homer yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Calhoun County average—are the best available indicator of local conditions until Homer homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Homer?

Radon mitigation in Homer 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 Homer?

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.