Ste. Genevieve County, MO

ZIP 63673

In ZIP 63673, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Farrar Water Assn meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 218× California’s Public Health Goal.
• Closer to Superfund sites than 71% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Prairie State Generating Co (43%), mostly sulfuric acid.
• Fine particles (PM2.5) average 7.3 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 63673

• Superfund sites nearbyA to D
• Factories and industrial sitesA to B
• Oil and gas wellsA to C
• Parks and nature nearbyB to C
• Air qualityA to C
• Drinking water qualityA to F
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsA to F
• Noise levelsA to B
• Radiation signalsC to D

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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