Fairfield County, CT

ZIP 06812

In ZIP 06812, 2 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aquarion-Possum Ridge meets every EPA legal limit; 3 contaminants are above health goals, led by tetrachloroethylene at 38× California’s Public Health Goal.
• Nearest Superfund site: Brewster Well Field, 9.5 miles away.
• Largest share of modeled toxic air from industry: Schaeffler Aerospace USA Corp (39%), mostly 1-bromopropane.
• Fine particles (PM2.5) average 6.3 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 06812

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

Based on 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

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