County Water Quality Report

Philadelphia County, Pennsylvania

2 public water systems serving 3,184,000 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
F
48/100
Utilities rated 2
Population served 3,184,000
Most recent test 2024
🇪🇺 Would fail EU standards 1 of 2

Top water quality concerns in Philadelphia County

  • PFAS contaminationin 2 of 2 utilities
  • Haloacetic acids (HAA9) significantly above health guidelinein 1 of 2 utilities
  • Haloacetic acids (HAA5) significantly above health guidelinein 1 of 2 utilities
  • Total trihalomethanes (TTHMs) significantly above health guidelinein 1 of 2 utilities
  • Lead detected in source waterin 1 of 2 utilities

All utilities in Philadelphia County

Click any utility for full grade card, contaminant data, and treatment plant contact info.

F
48/100

PHILADELPHIA WATER DEPARTMENT

PHILADELPHIA · 1,600,000 residents

Top concern: PFAS contamination

View report →
F
48/100

Philadelphia Water Utilities

Philadelphia · 1,584,000 residents

Top concern: PFAS contamination

View report →