Clay County, MO

ZIP 64165

In ZIP 64165, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Clinton County Pwsd 1 meets every EPA legal limit; 7 contaminants are above health goals, led by bromodichloromethane at 155× 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: Harcros Chemicals Inc (78%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 38,838 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 64165

• Superfund sites nearbyA
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityB to C
• Pesticide useD
• Neighborhood health statusB
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA
• Radiation signalsF

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

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