St. Francois County, MO

ZIP 63624

In ZIP 63624, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: St Francois County Pwsd 1 meets every EPA legal limit; 4 contaminants are above health goals, led by lead at 38× California’s Public Health Goal.
• Nearest Superfund site: Washington County Lead District - Furnace Creek, 6.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Buick Resource Recycling Facility LLC (98%), mostly arsenic compounds.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 2,730 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 63624

• Superfund sites nearbyD to F
• Factories and industrial sitesA to C
• Oil and gas wellsA to B
• Parks and nature nearbyC
• Air qualityA to B
• Drinking water qualityC to F
• Pesticide useD
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsA to F
• Noise levelsA
• Radiation signalsC to F

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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