Waukesha County, WI

ZIP 53149

In ZIP 53149, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Prairie Village Water Trust has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by pfos at 11× California’s Public Health Goal.
• Nearest Superfund site: Muskego Sanitary Landfill, 2.2 miles away.
• Largest share of modeled toxic air from industry: Ppg Industries Inc-Oak Creek (25%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 187,205 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 53149

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

Based on 11 census tracts · compiled October 25, 2026 · how each grade works and its sources

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