Genesee County, MI

ZIP 48420

In ZIP 48420, 7 of the 12 things we check have at least one part graded D or F.

  • Drinking water: North Morris Estates meets every EPA legal limit; 3 contaminants are above health goals, led by lead at 38× California’s Public Health Goal.
  • Nearest Superfund site: Forest Waste Products, 6.0 miles away.
  • Largest share of modeled toxic air from industry: Orchid Orthopedic Solutions (37%), mostly chromium.
  • Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
  • About 289,686 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48420

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

Based on 15 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…

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