Plymouth County, MA

ZIP 02351

In ZIP 02351, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Holbrook Public Works Dept has 2 contaminants at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 9.4× California’s Public Health Goal.
• Nearest Superfund site: South Weymouth Naval Air Station, 3.0 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Depuy Synthes A Johnson & Johnson Co (48%), mostly cobalt.
• Fine particles (PM2.5) average 6.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 10,732 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 02351

• Superfund sites nearbyF
• Factories and industrial sitesC to D
• Oil and gas wellsB
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityD to F
• Pesticide useB to C
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsD
• Noise levelsA to B
• Radiation signalsC

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

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