McCracken County, KY

ZIP 42003

In ZIP 42003, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Paducah Water Works has 1 contaminant at or over an EPA legal limit; 10 contaminants are above health goals, led by pfos at 6× California’s Public Health Goal.
• Nearest Superfund site: Paducah Gaseous Diffusion Plant (usdoe), 9.5 miles away.
• Largest share of modeled toxic air from industry: Precision Machine Inc (74%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 52,233 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 42003

• Superfund sites nearbyA to C
• Factories and industrial sitesB to F
• Oil and gas wellsA to B
• Parks and nature nearbyB to C
• Air qualityB to C
• Drinking water qualityA to D
• Pesticide useC to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to C
• Radiation signalsB to C

Based on 14 census tracts · compiled October 25, 2026 · how each grade works and its sources

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