Daviess County, KY

ZIP 42303

In ZIP 42303, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lewisport Municipal Water Works meets every EPA legal limit; 6 contaminants are above health goals, led by lead at 33× California’s Public Health Goal.
• Nearest Superfund site: Green River Disposal, Inc., 2.6 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Kaiser Aluminum Warrick (93%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 214,115 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 42303

• Superfund sites nearbyA to D
• Factories and industrial sitesC to F
• Oil and gas wellsD to F
• Parks and nature nearbyC to F
• Air qualityC to D
• Drinking water qualityD to F
• Pesticide useF
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsD

Based on 14 census tracts · compiled September 10, 2026 · how each grade works and its sources

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