Middlesex County, MA

ZIP 02176

In ZIP 02176, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Stoneham Water Dept (Mwra Supply) meets every EPA legal limit; 1 contaminant is above health goals, led by chromium-6 at 2.1× California’s Public Health Goal.
• Nearest Superfund site: Wells G&h, 4.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Tecomet (38%), mostly cobalt.
• Fine particles (PM2.5) average 6.7 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 02176

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

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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