Essex County, MA

ZIP 01945

In ZIP 01945, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Marblehead Water Dept. (Mwra) meets every EPA legal limit; 3 contaminants are above health goals, led by quinoline at 2× Derived from EPA oral cancer slope factor.
• Nearest Superfund site: Salem Acres, 1.8 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Ge Aviation (48%), mostly chromium.
• Fine particles (PM2.5) average 6.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 21,474 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 01945

• Superfund sites nearbyD
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityA to B
• Pesticide useB to C
• Neighborhood health statusB to C
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA to C
• Radiation signalsF

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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