Hampden County, MA

ZIP 01521

In ZIP 01521, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Brookside Village meets every EPA legal limit; 4 contaminants are above health goals, led by arsenic at 150× California’s Public Health Goal.
• Nearest Superfund site: Psc Resources, 10.0 miles away.
• Largest share of modeled toxic air from industry: Omg Inc (48%), mostly cobalt.
• Fine particles (PM2.5) average 5.6 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 28,181 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 01521

• Superfund sites nearbyC
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityB to C
• Pesticide useC
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsF

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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