Iosco County, MI

ZIP 48763

In ZIP 48763, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Whittemore Square Apartments meets every EPA legal limit; 1 contaminant is above health goals, led by arsenic at 750× California’s Public Health Goal.
• Closer to Superfund sites than 95% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Hyperion Materials & Technologies - West Branch (52%), mostly diisocyanates.
• Fine particles (PM2.5) average 5.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 15,584 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48763

• Superfund sites nearbyA to F
• Factories and industrial sitesA to B
• Oil and gas wellsA to D
• Parks and nature nearbyA to C
• Air qualityA
• Drinking water qualityA to C
• Pesticide useC to F
• Neighborhood health statusF
• Past wildfire impactsA to D
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsA to B

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…