Chester County, PA

ZIP 19310

In ZIP 19310, 8 of the 12 things we check have at least one part graded D or F.

• Drinking water: Highland Court has 1 contaminant at or over an EPA legal limit; 7 contaminants are above health goals, led by pfoa at 3,957× California’s Public Health Goal.
• Nearest Superfund site: Old Wilmington Road Gw Contamination, 3.5 miles away (3 within 10 miles).
• Largest share of modeled toxic air from industry: Goodhart Sons Inc. (72%), mostly chromium.
• Fine particles (PM2.5) average 8.3 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 478,195 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 19310

• Superfund sites nearbyC to F
• Factories and industrial sitesC to D
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityB to D
• Drinking water qualityC to F
• Pesticide useD to F
• Neighborhood health statusC to D
• Past wildfire impactsA
• Past flood impactsC
• Noise levelsA
• Radiation signalsF

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

Loading the full report, with every source…