Bradford County, PA

ZIP 18840

In ZIP 18840, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Gillett Mhc meets every EPA legal limit; 10 contaminants are above health goals, led by pfos at 3.9× 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: Kennedy Valve (81%), 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 72,890 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 18840

• Superfund sites nearbyA
• Factories and industrial sitesA to B
• Oil and gas wellsD to F
• Parks and nature nearbyC to D
• Air qualityA to C
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusC to F
• Past wildfire impactsA
• Past flood impactsB to C
• Noise levelsA to D
• Radiation signalsF

Based on 5 census tracts · compiled September 10, 2026 · how each grade works and its sources

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