York County, PA

ZIP 17370

In ZIP 17370, 7 of the 12 things we check have at least one part graded D or F.

• Drinking water: Liberty Village has 2 contaminants at or over an EPA legal limit; 8 contaminants are above health goals, led by pfos at 13× California’s Public Health Goal.
• Nearest Superfund site: Middletown Air Field, 5.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Precisionform Inc (23%), mostly chromium.
• Fine particles (PM2.5) average 8.2 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 253,382 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 17370

• Superfund sites nearbyA to C
• Factories and industrial sitesD
• Oil and gas wellsA
• Parks and nature nearbyC
• Air qualityD
• Drinking water qualityA to F
• Pesticide useD
• Neighborhood health statusB to D
• Past wildfire impactsA
• Past flood impactsB
• Noise levelsA to D
• Radiation signalsF

Based on 5 census tracts · compiled October 25, 2026 · how each grade works and its sources

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