Middlesex County, MA

ZIP 01879

In ZIP 01879, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Pennichuck Water Works meets every EPA legal limit; 7 contaminants are above health goals, led by bromodichloromethane at 132× California’s Public Health Goal.
• Nearest Superfund site: Charles George Reclamation Trust Landfill, 2.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Ge Aviation (20%), mostly chromium.
• Fine particles (PM2.5) average 6.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 34,462 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 01879

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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