Waukesha County, WI

ZIP 53007

In ZIP 53007, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Brookfield Water Utility has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by pfos at 1.2× California’s Public Health Goal.
• Nearest Superfund site: Moss-American Co., Inc. (kerr-Mcgee Oil Co.), 3.2 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Scan-Pac Manufacturing Inc (21%), mostly chromium.
• Fine particles (PM2.5) average 7.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 69,527 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53007

• Superfund sites nearbyF
• Factories and industrial sitesF
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityB to D
• Pesticide useB
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsC
• Radiation signalsF

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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