St. Clair County, IL
ZIP 62226
In ZIP 62226, 9 of the 12 things we check have at least one part graded D or F.
- Drinking water: Il American-East St Louis meets every EPA legal limit; 16 contaminants are above health goals, led by lead at 75× California’s Public Health Goal.
- Nearest Superfund site: Old American Zinc Plant, 7.5 miles away (3 within 10 miles).
- Largest share of modeled toxic air from industry: Wood River Refinery (32%), mostly chromium compounds.
- Fine particles (PM2.5) average 8.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
- About 324,443 kg of agricultural pesticides are applied in the county each year.
Grades for ZIP 62226
- Superfund sites nearbyA to D
- Factories and industrial sitesB to C
- Oil and gas wellsD to F
- Parks and nature nearbyD to F
- Air qualityC to F
- Drinking water qualityD to F
- Pesticide useD to F
- Neighborhood health statusB to D
- Past wildfire impactsA
- Past flood impactsA
- Noise levelsA to D
- Radiation signalsC to D
Based on 12 census tracts · compiled September 10, 2026 · how each grade works and its sources
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