Middlesex County, NJ

ZIP 08904

In ZIP 08904, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Highland Park W Dept has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by lead at 10× California’s Public Health Goal.
• Nearest Superfund site: Kin-Buc Landfill, 2.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Steris Isomedix Services (39%), mostly ethylene oxide.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 26,553 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 08904

• Superfund sites nearbyF
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyD
• Air qualityD
• Drinking water qualityD
• Pesticide useB to D
• Neighborhood health statusA to B
• Past wildfire impactsA
• Past flood impactsC
• 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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