Armstrong County, PA

ZIP 16259

In ZIP 16259, 5 of the 12 things we check have at least one part graded D or F.

• Drinking water: Kittanning Suburb Jt Water Aut meets every EPA legal limit; 10 contaminants are above health goals, led by pfos at 1.2× 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: Cleveland-Cliffs Steel Corp /Butler Works (31%), mostly chromium compounds.
• Fine particles (PM2.5) average 7.5 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 40,298 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 16259

• Superfund sites nearbyA
• Factories and industrial sitesB
• Oil and gas wellsF
• Parks and nature nearbyB
• Air qualityC
• Drinking water qualityC
• Pesticide useD
• Neighborhood health statusF
• Past wildfire impactsA
• Past flood impactsD
• Noise levelsA
• Radiation signalsF

Based on 2 census tracts · compiled October 25, 2026 · how each grade works and its sources

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