Allegheny County, PA

ZIP 15243

In ZIP 15243, 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.
• 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: Universal Stainless & Alloy Products Inc (46%), mostly chromium.
• Fine particles (PM2.5) average 9.3 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 15243

• Superfund sites nearbyA
• Factories and industrial sitesC to D
• Oil and gas wellsF
• Parks and nature nearbyD to F
• Air qualityF
• Drinking water qualityD
• Pesticide useB
• Neighborhood health statusA to C
• Past wildfire impactsA
• Past flood impactsF
• Noise levelsA to D
• Radiation signalsD

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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