Allegheny County, PA

ZIP 15123

In ZIP 15123, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Pa Amer Water Co-Pittsburgh meets every EPA legal limit; 14 contaminants are above health goals, led by lead at 22× California’s Public Health Goal.
• Nearest Superfund site: Resin Disposal, 4.7 miles away.
• Largest share of modeled toxic air from industry: Uss-Clairton Plant (36%), mostly chromium.
• Fine particles (PM2.5) average 9.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 12,030 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 15123

• Superfund sites nearbyA
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyD
• Air qualityF
• Drinking water qualityD
• Pesticide useC
• Neighborhood health statusD
• Past wildfire impactsA
• Past flood impactsD
• Noise levelsC
• Radiation signalsF

Based on 1 census tract · compiled September 10, 2026 · how each grade works and its sources

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