South Branch, MI Radon Levels

Q: What EPA Radon Zone is South Branch in?

South Branch is in Alcona County, EPA Zone 2.

Q: How much does radon mitigation cost in South Branch?

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

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

South Branch, MI Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Alcona County, MI

Zip Code 48761

Situated in Alcona County in northeastern Michigan, South Branch lies within EPA Zone 2 with moderate radon potential. The area's glacial deposits over limestone bedrock can create pathways for radon gas movement into homes. While testing data for zip code 48761 is currently limited, the geological conditions suggest that homeowners should prioritize radon testing.

8.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for South Branch 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+

South Branch, 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 South Branch, MI

No homeowner tests have been submitted for South Branch 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	45.0 mi	8.00 pCi/L	1

Alcona County Radon Profile

EPA mapping assigns Alcona County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Alcona County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Alcona County home regardless of zone or a neighbor's results.

Radon FAQ for South Branch, MI

What EPA Radon Zone is South Branch in?

South Branch and the 48761 zip code are in Alcona County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

Why are radon readings shown from areas near South Branch?

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

Radon mitigation in South Branch 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 South Branch?

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.