Oakland County, MI

ZIP 48380

In ZIP 48380, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hartland Township has 1 contaminant at or over an EPA legal limit; 4 contaminants are above health goals, led by lead at 50× California’s Public Health Goal.
• Nearest Superfund site: Hi-Mill Manufacturing Co., 1.9 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Michigan Seamless Tube LLC (53%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 58,001 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 48380

• Superfund sites nearbyC to F
• Factories and industrial sitesB to C
• Oil and gas wellsD
• Parks and nature nearbyC to D
• Air qualityB to C
• Drinking water qualityD to F
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsC to D

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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