Berkshire County, MA

ZIP 01258

In ZIP 01258, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Egremont Water Dept meets every EPA legal limit; 5 contaminants are above health goals, led by benzene at 13× California’s Public Health Goal.
• Closer to Superfund sites than 69% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Onyx Specialty Papers Inc. - Willow Mill (99%), mostly formaldehyde.
• Fine particles (PM2.5) average 5.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 16,331 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 01258

• Superfund sites nearbyD
• Factories and industrial sitesA
• Oil and gas wellsA
• Parks and nature nearbyB
• Air qualityA
• Drinking water qualityD
• Pesticide useD
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

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

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