Drinking Water Compliance OS

SHELTON, CT · Fairfield County

AQUARION-EASTERN FAIRFIELD COUNTY 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)
CT0150011
System type
Community Water System
Population served
351,756
Service connections
108,501
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Aldicarb sulfoxide

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2016 – December 31, 2018

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2016 – December 31, 2018

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

ULRICH, ROBERT J.

203-926-4320

SHELTON, CT 06484