Muir, MI Radon Levels

Q: What EPA Radon Zone is Muir in?

Muir is in Ionia County, EPA Zone 2.

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

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

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

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

Muir, MI Radon Facts

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

County Ionia County, MI

Zip Code 48860

West-central Michigan's Ionia County houses the small community of Muir amid glacial outwash plains and agricultural lands within the Grand Rapids Metro area. The village in zip code 48860 features predominantly older homes with full basements typical of Michigan construction, built on sandy glacial deposits over sedimentary bedrock. Although radon testing data is limited, the EPA Zone 2 moderate-risk classification and basement-heavy housing stock suggest homeowners should prioritize radon testing.

4.00

pCi/L area average

Above EPA Action Level

Ionia County average: 4.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Muir 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+

Muir, 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 Muir?

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Radon Readings Near Muir, MI

No homeowner tests have been submitted for Muir 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
Saranac	15.3 mi	4.00 pCi/L	1
Sunfield	19.1 mi	6.00 pCi/L	1
Grand Ledge	22.6 mi	7.00 pCi/L	2
Dewitt	22.9 mi	20.00 pCi/L	1
Ithaca	23.4 mi	3.00 pCi/L	1
Lansing	28.9 mi	5.00 pCi/L	1
Rockford	29.4 mi	5.00 pCi/L	1
Charlotte	33.2 mi	12.00 pCi/L	2

Ionia County Radon Profile

EPA mapping assigns Ionia County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Ionia County average 4.00 pCi/L across 1 test — 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 Ionia County home regardless of zone or a neighbor's results.

Radon FAQ for Muir, MI

What EPA Radon Zone is Muir in?

Muir and the 48860 zip code are in Ionia 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 Muir?

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

Radon mitigation in Muir 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 Muir?

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.