St. Clair County, AL

ZIP 35120

In ZIP 35120, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Cook Springs Water Authority has 1 contaminant at or over an EPA legal limit; 5 contaminants are above health goals, led by pfoa at 43,886× California’s Public Health Goal.
• Nearest Superfund site: Interstate Lead Co. (ilco), 7.0 miles away.
• Largest share of modeled toxic air from industry: U.S. Army - Anniston Army Depot (21%), mostly chromium.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 73,700 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 35120

• Superfund sites nearbyA to D
• Factories and industrial sitesB to D
• Oil and gas wellsA to B
• Parks and nature nearbyC
• Air qualityB to C
• Drinking water qualityB to F
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 9 census tracts · compiled October 25, 2026 · how each grade works and its sources

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