Jefferson County, AL

ZIP 35242

In ZIP 35242, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Irondale Water System has 1 contaminant at or over an EPA legal limit; 11 contaminants are above health goals, led by pfos at 14× California’s Public Health Goal.
• Nearest Superfund site: Interstate Lead Co. (ilco), 5.0 miles away.
• Largest share of modeled toxic air from industry: Hubbell Power Systems Leeds (38%), mostly nickel.
• Fine particles (PM2.5) average 8.8 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 25,735 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 35242

• Superfund sites nearbyA to D
• Factories and industrial sitesC to F
• Oil and gas wellsA to B
• Parks and nature nearbyB to D
• Air qualityC to F
• Drinking water qualityC to F
• Pesticide useA to D
• Neighborhood health statusA to D
• Past wildfire impactsA
• Past flood impactsA
• Noise levelsA to D
• Radiation signalsB to C

Based on 18 census tracts · compiled October 25, 2026 · how each grade works and its sources

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