Philadelphia, PA water quality
Philadelphia, PA is served by 7 public water systems, serving 1,601,910 people combined. Across those systems, we count 1 health-based violation in the last 5 years. The worst Tap Grade among them is C.
Water systems serving Philadelphia
PHILADELPHIA WATER DEPARTMENT
PHILADELPHIA, PA · 1,600,000 served
THOMAS JEFFERSON UNIV HOSPITAL
PHILADELPHIA, PA · 1,000 served
JEFFERSON HOSPITAL LANSDALE
PHILADELPHIA, PA · 700 served
SCHUYLKILL CENTER FOR ENV EDU
PHILADELPHIA, PA · 100 served
KEVORKIAN BUILDING
PHILADELPHIA, PA · 60 served
PHILLY WATER WORKS
PHILADELPHIA, PA · 25 served
NU WATER LLC
PHILADELPHIA, PA · 25 served
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Is Philadelphia, PA tap water safe to drink?
7 public water systems serve Philadelphia, PA, with 1 health-based violation in the last 5 years across them. The worst Tap Grade among them is C.
Does Philadelphia's water have lead in it?
The most recent 90th-percentile lead sample is 2 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in Philadelphia's water?
Yes — at least one water system serving Philadelphia has detected PFAS under UCMR5.
Source: EPA SDWIS/ECHO · Data as of 2026Q2