Oakland County, MI

ZIP 48331

In ZIP 48331, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: West Bloomfield Township meets every EPA legal limit; 5 contaminants are above health goals, led by total haloacetic acids (haa5) at 1× Peer-Reviewed Research.
• 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: Basf Corp (14%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.8 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 48331

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsA to C
• Parks and nature nearbyC to D
• Air qualityD to F
• Drinking water qualityB
• Pesticide useA to C
• Neighborhood health statusA to B
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsD

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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