Fairfield County, CT

ZIP 06484

In ZIP 06484, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aquarion-Hawkstone meets every EPA legal limit; 6 contaminants are above health goals, led by bromodichloromethane at 208× California’s Public Health Goal.
• Nearest Superfund site: Beacon Heights Landfill, 8.1 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Ametek Specialty Metal Products Div (31%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 7,578 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 06484

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

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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