Hartford County, CT

ZIP 06059

In ZIP 06059, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Aquarion-Simsbury Regional has 2 contaminants at or over an EPA legal limit; 19 contaminants are above health goals, led by pfos at 4.3× California’s Public Health Goal.
• Nearest Superfund site: Barkhamsted-New Hartford Landfill, 4.8 miles away.
• Largest share of modeled toxic air from industry: Mott Metallurgical Corp (65%), mostly chromium compounds.
• Fine particles (PM2.5) average 5.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 53,014 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 06059

• Superfund sites nearbyD
• Factories and industrial sitesC
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityA
• Drinking water qualityF
• Pesticide useD
• Neighborhood health statusC
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsD

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…