Jessamine County, KY

ZIP 40339

In ZIP 40339, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Nicholasville Water Department meets every EPA legal limit; 6 contaminants are above health goals, led by tthm at 56× Peer-Reviewed Research.
• 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 (34%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 17,413 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 40339

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityC
• Drinking water qualityB to C
• Pesticide useD
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA
• Radiation signalsF

Based on 1 census tract · compiled October 25, 2026 · how each grade works and its sources

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