Jefferson County, KY

ZIP 40202

In ZIP 40202, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Louisville Water Company meets every EPA legal limit; 6 contaminants are above health goals, led by pfoa at 414× California’s Public Health Goal.
• Nearest Superfund site: Lee's Lane Landfill, 8.3 miles away.
• Largest share of modeled toxic air from industry: O'Neal Manufacturing Services (32%), mostly chromium.
• Fine particles (PM2.5) average 9.0 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 8,583 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 40202

• Superfund sites nearbyA
• Factories and industrial sitesD to F
• Oil and gas wellsB
• Parks and nature nearbyC
• Air qualityF
• Drinking water qualityB to C
• Pesticide useA to B
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsC to D
• Radiation signalsF

Based on 6 census tracts · compiled October 25, 2026 · how each grade works and its sources

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