New Haven County, CT
ZIP 06706
In ZIP 06706, 6 of the 12 things we check have at least one part graded D or F.
- Drinking water: Waterbury Water Department meets every EPA legal limit; 21 contaminants are above health goals, led by 1,2,4-trichlorobenzene at 4.9× California’s Public Health Goal.
- Nearest Superfund site: Scovill Industrial Landfill, 1.4 miles away (3 within 10 miles).
- Largest share of modeled toxic air from industry: Mott Metallurgical Corp (39%), mostly chromium compounds.
- Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 25,447 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 06706
- Superfund sites nearbyF
- Factories and industrial sitesC to D
- Oil and gas wellsA
- Parks and nature nearbyD to F
- Air qualityA to B
- Drinking water qualityD to F
- Pesticide useC
- Neighborhood health statusC to F
- Past wildfire impactsA
- Past flood impactsC
- Noise levelsA to C
- Radiation signalsD to F
Based on 8 census tracts · compiled September 10, 2026 · how each grade works and its sources
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