Mercer County, PA

ZIP 16133

In ZIP 16133, 4 of the 12 things we check have at least one part graded D or F.

• Drinking water: Greystone Country Estates meets every EPA legal limit; 7 contaminants are above health goals, led by dibromochloromethane at 76× California’s Public Health Goal.
• Nearest Superfund site: Osborne Landfill, 1.0 miles away.
• Largest share of modeled toxic air from industry: Vitro Meadville Flat Glass LLC (34%), mostly cobalt compounds.
• Fine particles (PM2.5) average 7.0 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 16133

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

Based on 4 census tracts · compiled October 25, 2026 · how each grade works and its sources

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