Harrison, MI Radon Levels

Q: What EPA Radon Zone is Harrison in?

Harrison is in Clare County, EPA Zone 3.

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

No homeowner radon tests have been submitted for Harrison yet, so readings from the closest cities and the Clare 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 Harrison?

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

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

Harrison, MI Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Clare County, MI

Zip Code 48625

Central Michigan's Clare County community sits in a region where glacial deposits over sedimentary bedrock create variable radon potential for residential properties. While comprehensive testing data for zip code 48625 is currently unavailable, the area's geological characteristics suggest homeowners should remain vigilant. Professional radon testing is particularly important for homes with basements or lower-level living spaces common throughout Michigan's rural communities.

7.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.00 pCi/L, based on 2 tests from 2 nearby cities. No readings have been submitted for Harrison yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Harrison, MI Radon Mitigation

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

Need Radon Mitigation or Testing in Harrison?

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Radon Readings Near Harrison, MI

No homeowner tests have been submitted for Harrison 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
Gladwin	13.7 mi	8.00 pCi/L	1
Cadillac	36.0 mi	6.00 pCi/L	1

Clare County Radon Profile

Clare County is classified as EPA Radon Zone 3, the lowest predicted-risk tier, with modeled indoor screening averages below 2 pCi/L. User-submitted readings are still sparse within Clare County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Clare County.

Radon FAQ for Harrison, MI

What EPA Radon Zone is Harrison in?

Harrison and the 48625 zip code are in Clare 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.

Why are radon readings shown from areas near Harrison?

No homeowner radon tests have been submitted for Harrison yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Clare County average—are the best available indicator of local conditions until Harrison 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 Harrison?

Radon mitigation in Harrison 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 Harrison?

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.