Hunterdon County, NJ

ZIP 08551

In ZIP 08551, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Nj American Water - Raritan has 1 contaminant at or over an EPA legal limit; 24 contaminants are above health goals, led by pfos at 3.9× California’s Public Health Goal.
• Nearest Superfund site: Krysowaty Farm, 6.0 miles away.
• Largest share of modeled toxic air from industry: Custom Alloy Corp (53%), mostly chromium.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 64,060 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 08551

• Superfund sites nearbyA to C
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD to F

Based on 6 census tracts · compiled September 10, 2026 · how each grade works and its sources

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