Lycoming County, PA

ZIP 17771

In ZIP 17771, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Waterville Water Assoc has 1 contaminant at or over an EPA legal limit; 8 contaminants are above health goals, led by lead at 49× California’s Public Health Goal.
• Nearest Superfund site: Avco Lycoming (williamsport Division), 6.6 miles away.
• Largest share of modeled toxic air from industry: Arxada LLC (81%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.7 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 71,236 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 17771

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

Based on 4 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…