Washington County, WI

ZIP 53037

In ZIP 53037, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Germantown Water Utility has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by arsenic at 162× California’s Public Health Goal.
• Nearest Superfund site: Omega Hills North Landfill, 4.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Scan-Pac Manufacturing Inc (28%), mostly chromium.
• Fine particles (PM2.5) average 6.8 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 53037

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

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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