Westchester County, NY
ZIP 10577
In ZIP 10577, 4 of the 12 things we check have at least one part graded D or F.
- Drinking water: Westchester Joint Water Works meets every EPA legal limit; 10 contaminants are above health goals, led by lead at 42× California’s Public Health Goal.
- Closer to Superfund sites than 55% of U.S. neighborhoods, with no listed site within 10 miles of its center.
- Largest share of modeled toxic air from industry: Colors & Effects USA LLC - Peekskill Facility (44%), mostly chromium compounds.
- Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 5,510 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 10577
- Superfund sites nearbyA to C
- Factories and industrial sitesC
- Oil and gas wellsA
- Parks and nature nearbyD
- Air qualityC to D
- Drinking water qualityD to F
- Pesticide useB to C
- Neighborhood health statusA to B
- Past wildfire impactsA
- Past flood impactsC
- Noise levelsA to D
Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources
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