Allegheny County, PA

ZIP 15131

In ZIP 15131, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Mawc Sweeney Plant meets every EPA legal limit; 8 contaminants are above health goals, led by pfos at 1.5× California’s Public Health Goal.
• Nearest Superfund site: Resin Disposal, 8.4 miles away.
• Largest share of modeled toxic air from industry: Wabtec Components LLC Formerly Thermal Transfer Corp (64%), mostly chromium.
• Fine particles (PM2.5) average 8.9 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 56,687 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 15131

• Superfund sites nearbyA
• Factories and industrial sitesC to D
• Oil and gas wellsF
• Parks and nature nearbyB to C
• Air qualityD to F
• Drinking water qualityC
• Pesticide useA to C
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsD
• Noise levelsA
• Radiation signalsF

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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