Morris County, NJ

ZIP 07849

In ZIP 07849, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Hopatcong Water Dept has 2 contaminants at or over an EPA legal limit; 17 contaminants are above health goals, led by lead at 33× California’s Public Health Goal.
• Nearest Superfund site: Mansfield Trail Dump, 2.7 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Cosmed Of New Jersey (37%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 21,359 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 07849

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

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

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