Butler County, PA

ZIP 16001

In ZIP 16001, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: Coral Ridge Estates Mhp meets every EPA legal limit; 7 contaminants are above health goals, led by lead at 70× 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 (95%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 61,517 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 16001

• Superfund sites nearbyA
• Factories and industrial sitesC to F
• Oil and gas wellsF
• Parks and nature nearbyC to F
• Air qualityC to D
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsC to F
• Noise levelsA to D
• Radiation signalsD to F

Based on 18 census tracts · compiled September 10, 2026 · how each grade works and its sources

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