Ingham County, MI

ZIP 49251

In ZIP 49251, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sherman Oaks meets every EPA legal limit; 2 contaminants are above health goals, led by arsenic at 500× California’s Public Health Goal.
• Nearest Superfund site: Michner Plating - Mechanic Street, 8.9 miles away.
• Largest share of modeled toxic air from industry: Tenneco Automotive Operating Co Inc. (37%), mostly chromium.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 124,673 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 49251

• Superfund sites nearbyA to C
• Factories and industrial sitesB
• Oil and gas wellsA to D
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityA to D
• Pesticide useF
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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