Drinking Water Compliance OS

ISELIN, NJ · Middlesex County

MIDDLESEX WATER COMPANY Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Jersey’s official records. Always confirm current status with New Jersey before making decisions based on this information.

System facts

System ID (PWSID)
NJ1225001
System type
Community Water System
Population served
233,376
Service connections
58,344
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2022 – June 30, 2022

    Resolved
  • WQP Entry Point/Tap Treatment Technique Non-Compliance

    Health-based

    Lead and Copper Rule

    July 1, 2019 – December 31, 2019

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    October 1, 2018 – October 24, 2018

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2017 – February 21, 2017

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    June 1, 2014 – August 8, 2014

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    June 1, 2013 – June 30, 2013

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Contact

FULLAGAR, ROBERT

732-638-7537

ISELIN, NJ 08830