Middlesex County, MA

ZIP 01886

In ZIP 01886, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Westford Water Department has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by pfna at 2.8× Preliminary Research (Under Review).
• Nearest Superfund site: W.r. Grace & Co., Inc. (acton Plant), 6.8 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Tecomet (28%), mostly chromium.
• Fine particles (PM2.5) average 6.5 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 01886

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

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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