Alcona County, MI

ZIP 48728

In ZIP 48728, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Big Creek/Mentor Utility Authority meets every EPA legal limit; 2 contaminants are above health goals, led by arsenic at 375× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Arauco Na Grayling Particleboard (48%), mostly formaldehyde.
• Fine particles (PM2.5) average 5.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 9,313 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48728

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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