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COLCHESTER COMMONS

Connecticut — Community Water System — PWSID: CT0286011

System Information

PWSIDCT0286011
System NameCOLCHESTER COMMONS
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolNo
WholesalerNo
First ReportedDec 29, 1986
Last ReportedDec 15, 2025

Location & Contact

StateConnecticut
CityCOLCHESTER
ZIP Code06415
Address17 Colchester Commons
OrganizationMARTIN, LINDA
Phone860-965-6345

Population & Service

Population Served224
Service Connections96

Drinking Water Violations (255)

This water system has 255 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, 2024 — Lead and Copper Rule MR No No — TT — Resolved Dec 31, 2024 Lead and Copper Rule
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Oct 1, 2022 Oct 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Oct 31, 2022 Revised Total Coliform Rule
Oct 1, 2022 Oct 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Oct 31, 2022 Revised Total Coliform Rule
Oct 1, 2022 Oct 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Oct 31, 2022 Revised Total Coliform Rule
Oct 1, 2022 Oct 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Oct 31, 2022 Revised Total Coliform Rule
Jul 21, 2020 — E. COLI MR No Yes — — — Resolved Sep 24, 2020 Ground Water Rule
Jul 21, 2020 — E. COLI MR No Yes — — — Resolved Sep 24, 2020 Ground Water Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2020 Lead and Copper Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2020 Lead and Copper Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2020 Lead and Copper Rule
Oct 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved Jun 30, 2020 Lead and Copper Rule
Mar 10, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 22, 2019 Revised Total Coliform Rule
Mar 10, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 22, 2019 Revised Total Coliform Rule
Mar 10, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 22, 2019 Revised Total Coliform Rule
Mar 10, 2019 — Revised Total Coliform Rule RPT No No — — — Resolved May 22, 2019 Revised Total Coliform Rule
Jul 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Jul 6, 2017 Consumer Confidence Rule
Jul 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Jul 6, 2017 Consumer Confidence Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Aug 1, 2012 Aug 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Aug 2, 2012 Consumer Confidence Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Aug 2, 2012 Consumer Confidence Rule
Jul 1, 2012 Jul 31, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 31, 2012 Total Coliform Rule
Nov 6, 2011 — Public Notice Other No No — — — Resolved Aug 28, 2012 Public Notice Rule and Revised PN Rule
Nov 6, 2011 — Public Notice Other No No — — — Resolved Aug 28, 2012 Public Notice Rule and Revised PN Rule
Oct 8, 2011 — Public Notice Other No No — — — Resolved Aug 28, 2012 Public Notice Rule and Revised PN Rule
Oct 8, 2011 — Public Notice Other No No — — — Resolved Aug 28, 2012 Public Notice Rule and Revised PN Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 Total Coliform Rule
Sep 1, 2011 Sep 30, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Sep 30, 2011 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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