Oakland County, MI

ZIP 48393

In ZIP 48393, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Penny Lake Estates Subdivision meets every EPA legal limit; 2 contaminants are above health goals, led by pfos at 2.2× California’s Public Health Goal.
• Nearest Superfund site: Hi-Mill Manufacturing Co., 5.5 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Michigan Seamless Tube LLC (41%), mostly chromium.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 21,843 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48393

• Superfund sites nearbyA to D
• Factories and industrial sitesB to D
• Oil and gas wellsC to F
• Parks and nature nearbyB to C
• Air qualityC to D
• Drinking water qualityA to C
• Pesticide useA to C
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 11 census tracts · compiled October 25, 2026 · how each grade works and its sources

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