Clinton County, NY

ZIP 12903

In ZIP 12903, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Grand Isle Fire District 4 meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 14× California’s Public Health Goal.
• Nearest Superfund site: Plattsburgh Air Force Base, 2.0 miles away.
• Largest share of modeled toxic air from industry: Plattsburgh Quarry (47%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 163,769 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 12903

• Superfund sites nearbyF
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityA to B
• Drinking water qualityB to D
• Pesticide useF
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsC to D

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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