Westmoreland County, PA

ZIP 15601

In ZIP 15601, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Latrobe Muni Auth meets every EPA legal limit; 5 contaminants are above health goals, led by chloroform at 89× 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: Duraloy Technologies Inc (35%), mostly chromium.
• Fine particles (PM2.5) average 8.0 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 15601

• Superfund sites nearbyA
• Factories and industrial sitesB to D
• Oil and gas wellsF
• Parks and nature nearbyB to D
• Air qualityC to D
• Drinking water qualityC
• Pesticide useB to D
• Neighborhood health statusB to F
• Past wildfire impactsA
• Past flood impactsC to F
• Noise levelsA to D
• Radiation signalsD to F

Based on 31 census tracts · compiled October 25, 2026 · how each grade works and its sources

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