Middlesex County, CT

ZIP 06416

In ZIP 06416, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Middletown Water Department meets every EPA legal limit; 11 contaminants are above health goals, led by lead at 34× California’s Public Health Goal.
• Nearest Superfund site: Durham Meadows, 8.7 miles away.
• Largest share of modeled toxic air from industry: Assa Abloy Access & Egress Hardware Group - Corbin Russwin (27%), mostly chromium compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 9,046 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 06416

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

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…