Richmond County, NY

ZIP 10311

In ZIP 10311, 4 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: Lcp Chemicals Inc., 2.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Eto Sterilization (66%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 0 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 10311

• Superfund sites nearbyF
• Factories and industrial sitesF
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityD
• Drinking water qualityC
• Pesticide useA
• Neighborhood health statusB
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsB
• Radiation signalsB

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…