Sullivan County, NY

ZIP 12791

In ZIP 12791, 1 of the 12 things we check have at least one part graded D or F.

• Drinking water: Tcfd - Harris meets every EPA legal limit; 3 contaminants are above health goals, led by arsenic at 1,013× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Ecobat Resources New York LLC (47%), mostly arsenic compounds.
• Fine particles (PM2.5) average 6.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 10,076 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 12791

• Superfund sites nearbyA
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB to C
• Air qualityA
• Drinking water qualityB to C
• Pesticide useC
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsF

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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