Butler County, PA

ZIP 16055

In ZIP 16055, 9 of the 12 things we check have at least one part graded D or F.

• Drinking water: Fair Winds has 1 contaminant at or over an EPA legal limit; 7 contaminants are above health goals, led by bromate at 14,400× California’s Public Health Goal.
• Nearest Superfund site: Hranica Landfill, 1.6 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Ati Precision Finishing LLC - Monaca (17%), mostly chromium compounds.
• Fine particles (PM2.5) average 8.3 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 16055

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

Based on 7 census tracts · compiled October 25, 2026 · how each grade works and its sources

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