Lycoming County, PA

ZIP 17728

In ZIP 17728, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Loyalsock Mobile Home Park has 2 contaminants at or over an EPA legal limit; 7 contaminants are above health goals, led by pfos at 20× 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 (90%), mostly ethylene oxide.
• Fine particles (PM2.5) average 7.1 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 17728

• Superfund sites nearbyC to D
• Factories and industrial sitesB to C
• Oil and gas wellsD
• Parks and nature nearbyC
• Air qualityA to B
• Drinking water qualityA 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 3 census tracts · compiled October 25, 2026 · how each grade works and its sources

Loading the full report, with every source…