Chatham, MI Radon Levels

Q: What EPA Radon Zone is Chatham in?

Chatham is in Alger County, EPA Zone 2.

Q: How much does radon mitigation cost in Chatham?

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

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

Chatham, MI Radon Facts

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

County Alger County, MI

Zip Code 49816

Located in Alger County within Michigan's Upper Peninsula, Chatham sits on ancient Precambrian bedrock covered by glacial till deposits. Radon testing data isn't currently available for this 49916 zip code community, emphasizing the importance of professional home testing. The region's complex geological history creates variable radon conditions that require individual property assessment.

6.57

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.57 pCi/L, based on 7 tests from 4 nearby cities. No readings have been submitted for Chatham 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+

Chatham, 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 Chatham?

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Radon Readings Near Chatham, MI

No homeowner tests have been submitted for Chatham 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
Gwinn	24.4 mi	9.00 pCi/L	1
Negaunee	32.9 mi	10.00 pCi/L	1
Gladstone	33.4 mi	5.25 pCi/L	4
Escanaba	40.9 mi	6.00 pCi/L	1

Alger County Radon Profile

EPA mapping assigns Alger 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 Alger 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 Alger County home regardless of zone or a neighbor's results.

Radon FAQ for Chatham, MI

What EPA Radon Zone is Chatham in?

Chatham and the 49816 zip code are in Alger 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 Chatham?

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

Radon mitigation in Chatham 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 Chatham?

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.