Drinking Water Compliance OS

SHELTON, CT · Fairfield County

AQUARION-NEW CANAAN 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 Connecticut’s official records. Always confirm current status with Connecticut before making decisions based on this information.

System facts

System ID (PWSID)
CT0900011
System type
Community Water System
Population served
10,097
Service connections
3,742
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    February 29, 2020 – May 31, 2020

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    February 29, 2020 – May 31, 2020

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2018 – July 9, 2018

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    May 1, 1993 – May 31, 1993

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

ULRICH, ROBERT J.

203-926-4320

SHELTON, CT 06484