Leslie, MI Radon Levels

Q: What EPA Radon Zone is Leslie in?

Leslie is in Ingham County, EPA Zone 2.

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

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

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

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

Leslie, MI Radon Facts

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

County Ingham County, MI

Zip Code 49251

Found in Ingham County within both Jackson and Lansing metro areas, Leslie sits in EPA Zone 2 where glacial till deposits create moderate radon potential. Testing data for the 49251 zip code area remains sparse, making baseline radon testing crucial for local homeowners. The area's predominantly older housing stock with full basements may be particularly susceptible to radon accumulation.

5.80

pCi/L area average

Above EPA Action Level

Ingham County average: 5.80 pCi/L, based on 5 user-submitted tests across 4 cities in the county. No homeowner readings have been submitted for Leslie 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+

Leslie, 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 Leslie, MI

No homeowner tests have been submitted for Leslie 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
Rives Junction	5.3 mi	5.00 pCi/L	1
Pleasant Lake	6.3 mi	13.00 pCi/L	1
Mason	8.4 mi	6.00 pCi/L	1
Munith	10.8 mi	3.00 pCi/L	1
Holt	13.4 mi	12.00 pCi/L	1
Jackson	14.6 mi	7.00 pCi/L	1
Okemos	16.9 mi	4.00 pCi/L	1
Grass Lake	17.5 mi	6.00 pCi/L	1

Ingham County Radon Profile

EPA mapping assigns Ingham 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 4 cities in Ingham County average 5.80 pCi/L across 5 tests — 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 Ingham County home regardless of zone or a neighbor's results.

Radon FAQ for Leslie, MI

What EPA Radon Zone is Leslie in?

Leslie and the 49251 zip code are in Ingham 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 Leslie?

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

Radon mitigation in Leslie 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 Leslie?

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.