Mercer County, PA

ZIP 16146

In ZIP 16146, 10 of the 12 things we check have at least one part graded D or F.

• Drinking water: Sharpsville Boro Water Co meets every EPA legal limit; 6 contaminants are above health goals, led by lead at 33× California’s Public Health Goal.
• Nearest Superfund site: Westinghouse Electric Corp. (sharon Plant), 0.4 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Vitro Meadville Flat Glass LLC (32%), mostly cobalt compounds.
• Fine particles (PM2.5) average 7.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 67,541 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 16146

• Superfund sites nearbyF
• Factories and industrial sitesD
• Oil and gas wellsF
• Parks and nature nearbyD to F
• Air qualityB to C
• Drinking water qualityD to F
• Pesticide useD to F
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsD to F
• Noise levelsA to D
• Radiation signalsC to D

Based on 7 census tracts · compiled September 10, 2026 · how each grade works and its sources

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