AQUARION-EAST DERBY

Connecticut — Community Water System — PWSID: CT0378011

System Information

PWSIDCT0378011
System NameAQUARION-EAST DERBY
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedDec 29, 1992
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CitySHELTON
ZIP Code06484
Address505 Huntington St.
OrganizationULRICH, ROBERT J.
Phone203-926-4320

Population & Service

Population Served1,101
Service Connections494

Drinking Water Violations (28)

This water system has 28 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
Jul 1, 2018 Consumer Confidence Rule Other No No Resolved Jul 9, 2018 Consumer Confidence Rule
Jul 1, 2018 Consumer Confidence Rule Other No No Resolved Jul 9, 2018 Consumer Confidence Rule
Dec 30, 2014 Lead and Copper Rule MR No No TT Resolved Jun 2, 2017 Lead and Copper Rule
Dec 30, 2014 Lead and Copper Rule MR No No TT Resolved Jun 2, 2017 Lead and Copper Rule
Apr 1, 2014 Jun 30, 2014 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 13, 2013 Public Notice Other No No Resolved Sep 3, 2014 Public Notice Rule and Revised PN Rule
Sep 11, 2013 Public Notice Other No No Unaddressed Public Notice Rule and Revised PN Rule
Jul 1, 2012 Sep 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2012 Sep 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 TTHM MR No Yes 0.080 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 10, 2007 Lead and Copper Rule MR No No TT Resolved Dec 31, 2007 Lead and Copper Rule
Jan 10, 2007 Lead and Copper Rule MR No No TT Resolved Dec 31, 2007 Lead and Copper Rule
Jan 10, 2007 Lead and Copper Rule MR No No TT Resolved Dec 31, 2007 Lead and Copper Rule
Jan 10, 2007 Lead and Copper Rule MR No No TT Resolved Dec 31, 2007 Lead and Copper Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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