St. Francois County, MO

ZIP 63036

In ZIP 63036, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Lake Seven Falls Assn Inc has 1 contaminant at or over an EPA legal limit; 3 contaminants are above health goals, led by lead at 9.6× California’s Public Health Goal.
• Nearest Superfund site: Big River Mine Tailings/st. Joe Minerals Corp., 9.9 miles away.
• Largest share of modeled toxic air from industry: Holcim (US) Inc. - Ste. Genevieve Plant (55%), mostly chromium.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 45,599 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 63036

• Superfund sites nearbyF
• Factories and industrial sitesA to B
• Oil and gas wellsA to B
• Parks and nature nearbyC
• Air qualityB
• Drinking water qualityD
• Pesticide useD to F
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsA to F
• Noise levelsA
• Radiation signalsC to D

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

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