Fayette County, KY

ZIP 40504

In ZIP 40504, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Kentucky-American Water Co meets every EPA legal limit; 15 contaminants are above health goals, led by arsenic at 400× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Ykk (U.S.A.) Inc. Snap & Button Products (22%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 34,140 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 40504

• Superfund sites nearbyA
• Factories and industrial sitesC to D
• Oil and gas wellsA to B
• Parks and nature nearbyD to F
• Air qualityD to F
• Drinking water qualityD
• Pesticide useC to D
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA to D
• Radiation signalsF

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

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