Tolland County, CT

ZIP 06043

In ZIP 06043, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Manchester Water Department has 3 contaminants at or over an EPA legal limit; 17 contaminants are above health goals, led by pfos at 9.6× California’s Public Health Goal.
• Nearest Superfund site: Precision Plating Corp., 5.5 miles away.
• Largest share of modeled toxic air from industry: Mott Metallurgical Corp (25%), mostly chromium compounds.
• Fine particles (PM2.5) average 5.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 21,900 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 06043

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

Based on 2 census tracts · compiled September 10, 2026 · how each grade works and its sources

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