County Water Quality Report

Middlesex County, New Jersey

3 public water systems serving 356,376 residents

Data sources: EPA SDWIS EPA ECHO EWG Tap Water Database Utility CCRs ⓘ How did we get these ratings?
County average grade
F
47/100
Utilities rated 3
Population served 356,376

Top water quality concerns in Middlesex County

  • PFAS contaminationin 3 of 3 utilities
  • Haloacetic acids (HAA9) significantly above health guidelinein 3 of 3 utilities
  • Total trihalomethanes (TTHMs) significantly above health guidelinein 2 of 3 utilities
  • Arsenic detectedin 2 of 3 utilities
  • Perfluorohexane sulfonate (PFHXS) significantly above health guidelinein 2 of 3 utilities

All utilities in Middlesex County

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

F
47/100

OLD BRIDGE MUA

OLD BRIDGE TWP.-1209 · 68,000 residents

Top concern: PFAS contamination

View report →
F
47/100

NEW BRUNSWICK W DEPT

NEW BRUNSWICK CITY-1214 · 55,000 residents

Top concern: PFAS contamination

View report →
F
47/100

MIDDLESEX WATER COMPANY

WOODBRIDGE TWP.-1225 · 233,376 residents

Top concern: PFAS contamination

View report →