Chittenden County, VT

ZIP 05401

In ZIP 05401, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: South Burlington City Water System meets every EPA legal limit; 5 contaminants are above health goals, led by chloroform at 76× California’s Public Health Goal.
• Nearest Superfund site: Pine Street Canal, 1.2 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Globalfoundries U.S. 2 LLC - Vermont Facility (62%), mostly polycyclic aromatic compounds.
• Fine particles (PM2.5) average 7.4 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 13,551 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 05401

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

Based on 11 census tracts · compiled October 25, 2026 · how each grade works and its sources

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