CTWC - LAKE HAYWARD
Connecticut — Non-Transient Non-Community — PWSID: CT0410792
System Information
| PWSID | CT0410792 |
| System Name | CTWC - LAKE HAYWARD |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1983 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | CLINTON |
| ZIP Code | 06413 |
| Address | 93 West Main Street |
| Organization | MCDERMOTT, GERALD |
| Phone | 860-664-6125 |
Population & Service
| Population Served | 650 |
| Service Connections | 239 |
Drinking Water Violations (86)
This water system has 86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Jun 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Jun 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Jun 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Aug 21, 2008 | — | Public Notice | Other | No | No | — | — | — | Resolved | May 18, 2011 | Public Notice Rule and Revised PN Rule |
| Aug 21, 2008 | — | Public Notice | Other | No | No | — | — | — | Resolved | May 18, 2011 | Public Notice Rule and Revised PN Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2007 | Sep 30, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2007 | Total Coliform Rule |
| Sep 1, 2007 | Sep 30, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2007 | Total Coliform Rule |
| Sep 1, 2007 | Sep 30, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 2007 | Total Coliform Rule |
| Apr 1, 2007 | Jun 30, 2007 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2007 | Jun 30, 2007 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2007 | Jun 30, 2007 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 10, 2005 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 22, 2005 | Consumer Confidence Rule |
| Aug 10, 2005 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 22, 2005 | Consumer Confidence Rule |
| Aug 1, 2003 | Aug 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2003 | Total Coliform Rule |
| Aug 1, 2003 | Aug 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2003 | Total Coliform Rule |
| Aug 1, 2003 | Aug 31, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2003 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Aug 1, 1994 | Aug 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | Total Coliform Rule |
| Jul 1, 1994 | Jul 31, 1994 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1994 | Total Coliform Rule |
| Jan 1, 1993 | Dec 31, 1993 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | Nitrate Rule |
| Jan 1, 1993 | Dec 31, 1993 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | Nitrate Rule |
| Jan 1, 1993 | Dec 31, 1993 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1993 | Nitrate Rule |
| Jan 1, 1991 | Dec 31, 1993 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
| Jan 1, 1991 | Dec 31, 1993 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 1993 | Inorganic Chemicals |
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.