St. Clair County, AL

ZIP 35146

In ZIP 35146, 3 of the 12 things we check have at least one part graded D or F.

• Drinking water: Chandler Mtn/Greasy Cove Water Authority meets every EPA legal limit; 2 contaminants are above health goals, led by lead at 35× California’s Public Health Goal.
• Closer to Superfund sites than 0% of U.S. neighborhoods, with no listed site within 10 miles of its center.
• Largest share of modeled toxic air from industry: Southern Tool Inc (35%), mostly cobalt compounds.
• Fine particles (PM2.5) average 7.1 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 35146

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

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

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