Jefferson County, MO

ZIP 63069

In ZIP 63069, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: Circle C Mhp has 1 contaminant at or over an EPA legal limit; 8 contaminants are above health goals, led by pfos at 5× California’s Public Health Goal.
• Nearest Superfund site: Ellisville Site, 4.1 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Plaze Inc (73%), mostly trichloroethylene.
• Fine particles (PM2.5) average 7.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 72,822 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 63069

• Superfund sites nearbyD to F
• Factories and industrial sitesB to D
• Oil and gas wellsA to B
• Parks and nature nearbyC to D
• Air qualityB to D
• Drinking water qualityC to F
• Pesticide useC to F
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsA to F
• Noise levelsA to D
• Radiation signalsC to D

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

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