North Branch, MI Radon Levels

Q: What EPA Radon Zone is North Branch in?

North Branch is in Lapeer County, EPA Zone 2.

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

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

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

North Branch, MI Radon Facts

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

County Lapeer County, MI

Zip Code 48461

Located in Lapeer County northeast of Detroit, North Branch sits on glacial till deposits over Paleozoic bedrock formations. With minimal radon testing data available in zip code 48461, homeowners should prioritize professional radon assessment. The area's combination of rural properties and suburban development creates varied foundation types that may influence radon infiltration patterns.

4.00

pCi/L area average

Above EPA Action Level

Lapeer County average: 4.00 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for North Branch 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+

North 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 North Branch, MI

No homeowner tests have been submitted for North 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
Lapeer	11.6 mi	4.00 pCi/L	1
Imlay City	13.8 mi	4.00 pCi/L	1
Goodrich	24.0 mi	5.00 pCi/L	1
Oxford	26.4 mi	11.00 pCi/L	2
Flint	27.5 mi	9.00 pCi/L	3
Frankenmuth	27.8 mi	19.00 pCi/L	1
Grand Blanc	28.0 mi	4.00 pCi/L	1
Lake Orion	31.8 mi	11.00 pCi/L	2

Lapeer County Radon Profile

The soils and bedrock of Lapeer County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Homeowner-submitted tests from 2 cities in Lapeer County average 4.00 pCi/L across 2 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Lapeer County to test, as levels can differ between neighboring homes.

Radon FAQ for North Branch, MI

What EPA Radon Zone is North Branch in?

North Branch and the 48461 zip code are in Lapeer 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 North Branch?

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

Radon mitigation in North 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 North 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.