DeKalb County, MO

ZIP 64430

In ZIP 64430, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: King City Pws has 1 contaminant at or over an EPA legal limit; 13 contaminants are above health goals, led by dichloromethane at 15× 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: Icm Biofuels LLC (23%), mostly chromium.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 90,919 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 64430

• Superfund sites nearbyA
• Factories and industrial sitesB to C
• Oil and gas wellsC to F
• Parks and nature nearbyD
• Air qualityB
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsD to F

Based on 3 census tracts · compiled September 10, 2026 · how each grade works and its sources

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