Ozaukee County, WI

ZIP 53012

In ZIP 53012, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Saukville Waterworks has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by pfos at 11× California’s Public Health Goal.
• Nearest Superfund site: Amcast Industrial Corporation, 3.0 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Scan-Pac Manufacturing Inc (24%), mostly chromium.
• Fine particles (PM2.5) average 6.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 77,662 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53012

• Superfund sites nearbyC to F
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA
• Drinking water qualityC to F
• Pesticide useC to D
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to D

Based on 8 census tracts · compiled October 25, 2026 · how each grade works and its sources

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