Livingston County, MI

ZIP 48137

In ZIP 48137, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Dexter meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 18× California’s Public Health Goal.
• Nearest Superfund site: Shiawassee River, 9.2 miles away.
• Largest share of modeled toxic air from industry: Michigan Seamless Tube LLC (40%), mostly chromium.
• Fine particles (PM2.5) average 7.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 123,801 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48137

• Superfund sites nearbyA to C
• Factories and industrial sitesA to B
• Oil and gas wellsA to D
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityD
• Pesticide useD to F
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA
• Radiation signalsC to D

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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