Essex County, MA

ZIP 01840

In ZIP 01840, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lawrence Water Works meets every EPA legal limit; 13 contaminants are above health goals, led by chloroform at 83× California’s Public Health Goal.
• Nearest Superfund site: Haverhill Municipal Landfill, 6.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Tecomet (28%), mostly chromium.
• Fine particles (PM2.5) average 6.8 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 01840

• Superfund sites nearbyA to D
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyD to F
• Air qualityB
• Drinking water qualityF
• Pesticide useB
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsB to D

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

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