New York County, NY

ZIP 10023

In ZIP 10023, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: New York City System meets every EPA legal limit; 9 contaminants are above health goals, led by chloroform at 86× California’s Public Health Goal.
• Nearest Superfund site: Quanta Resources, 1.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Eto Sterilization (44%), mostly ethylene oxide.
• Fine particles (PM2.5) average 9.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.

Grades for ZIP 10023

• Superfund sites nearbyF
• Factories and industrial sitesC to D
• Oil and gas wellsB
• Parks and nature nearbyD to F
• Air qualityF
• Drinking water qualityC
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsD to F
• Radiation signalsC

Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…