💧 ZIP Water Report

Tap water in Chester, PA — ZIP 19374

1 public water system serving about 140,437 people. PFAS "forever chemicals" have been detected here.

C
Fair
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5 testing. Levels and the 2024 federal limits are shown per system below.

Water systems serving 19374

Chester Water Authority
PWSID PA1230004 · serves 140,437 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 5.1 ppt — above federal limit
C

Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology