Saginaw County, MI

ZIP 48604

In ZIP 48604, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Saginaw, City Of meets every EPA legal limit; 9 contaminants are above health goals, led by lead at 22× California’s Public Health Goal.
• Nearest Superfund site: Bay City Middlegrounds, 6.6 miles away.
• Largest share of modeled toxic air from industry: Trinseo Llc-Mi Operations (26%), mostly acrylonitrile.
• Fine particles (PM2.5) average 7.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 258,486 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48604

• Superfund sites nearbyD to F
• Factories and industrial sitesC
• Oil and gas wellsC to D
• Parks and nature nearbyC to F
• Air qualityA to C
• Drinking water qualityC to D
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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