Madison County, NY

ZIP 13346

In ZIP 13346, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Morrisville State College meets every EPA legal limit; 8 contaminants are above health goals, led by bromodichloromethane at 93× California’s Public Health Goal.
• Nearest Superfund site: C & J Disposal Leasing Co. Dump, 8.8 miles away.
• Largest share of modeled toxic air from industry: Pratt & Whitney - Hmi Metal Powders (39%), mostly cobalt.
• Fine particles (PM2.5) average 5.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 72,063 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 13346

• Superfund sites nearbyA to C
• Factories and industrial sitesA
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityB to C
• Pesticide useD to F
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsD to F

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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