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AQUARION-DEAN HEIGHTS

Connecticut — Community Water System — PWSID: CT0960161

System Information

PWSIDCT0960161
System NameAQUARION-DEAN HEIGHTS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedMar 8, 1979
Last ReportedDec 15, 2025

Location & Contact

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

Population & Service

Population Served162
Service Connections62

Drinking Water Violations (129)

This water system has 129 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
Dec 30, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jan 16, 2020 Lead and Copper 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
Apr 12, 2014 — Public Notice Other No No — — — Resolved Sep 12, 2014 Public Notice Rule and Revised PN Rule
Apr 12, 2014 — Public Notice Other No No — — — Resolved Sep 12, 2014 Public Notice Rule and Revised PN Rule
Jan 1, 2010 Dec 31, 2012 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2012 Lead and Copper Rule
Jan 1, 2010 Dec 31, 2012 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2012 Lead and Copper Rule
Jan 1, 2010 Dec 31, 2012 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2012 Lead and Copper Rule
Jan 1, 2010 Dec 31, 2012 Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2012 Lead and Copper Rule
Jul 1, 2006 — Consumer Confidence Rule Other No No — — — Resolved Aug 9, 2006 Consumer Confidence Rule
Jul 1, 2006 — Consumer Confidence Rule Other No No — — — Resolved Aug 9, 2006 Consumer Confidence Rule
May 18, 2006 — Public Notice Other No No — — — Resolved Apr 20, 2007 Public Notice Rule and Revised PN Rule
May 18, 2006 — Public Notice Other No No — — — Resolved Apr 20, 2007 Public Notice Rule and Revised PN Rule
Aug 10, 2004 — Consumer Confidence Rule Other No No — — — Resolved Nov 30, 2004 Consumer Confidence Rule
Aug 10, 2004 — Consumer Confidence Rule Other No No — — — Resolved Nov 30, 2004 Consumer Confidence Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Aug 1, 2004 Aug 31, 2004 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2004 Total Coliform Rule
Jul 1, 2004 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2004 Consumer Confidence Rule
Jul 1, 2004 — Consumer Confidence Rule Other No No — — — Resolved Nov 8, 2004 Consumer Confidence Rule
Jan 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2004 Dec 31, 2004 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2004 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2002 Total Coliform Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2002 Total Coliform Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2002 Total Coliform Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2002 Total Coliform Rule
Oct 1, 2002 Oct 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2002 Total Coliform Rule
Oct 1, 2002 Oct 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2002 Total Coliform Rule
Oct 1, 2002 Oct 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2002 Total Coliform Rule
Oct 1, 2002 Oct 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2002 Total Coliform Rule
Aug 1, 2002 Aug 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2002 Total Coliform Rule
Aug 1, 2002 Aug 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2002 Total Coliform Rule
Aug 1, 2002 Aug 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2002 Total Coliform Rule
Aug 1, 2002 Aug 31, 2002 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2002 Total Coliform Rule
Jul 1, 2002 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2003 Lead and Copper Rule
Jul 1, 2002 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2003 Lead and Copper Rule
Jul 1, 2002 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2003 Lead and Copper Rule
May 1, 2001 May 31, 2001 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2001 Total Coliform Rule
May 1, 2001 May 31, 2001 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2001 Total Coliform Rule
May 1, 2001 May 31, 2001 Coliform (TCR) MCL Yes No — 5% of samples — Resolved May 31, 2001 Total Coliform Rule
Jul 1, 1998 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 30, 1999 Lead and Copper Rule
Jul 1, 1998 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 30, 1999 Lead and Copper Rule
Jul 1, 1998 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 30, 1999 Lead and Copper Rule
Jul 1, 1998 — Lead and Copper Rule TT Yes No — TT — Resolved Jun 30, 1999 Lead and Copper Rule
Sep 1, 1997 Sep 30, 1997 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 1997 Total Coliform 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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