CHADWICK HOMEOWNERS ASSN., INC.
Connecticut — Community Water System — PWSID: CT1050011
System Information
| PWSID | CT1050011 |
| System Name | CHADWICK HOMEOWNERS ASSN., INC. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | OLD LYME |
| ZIP Code | 06371 |
| Address | 19 Champlain Drive |
| Organization | CLARK, DANA |
| Phone | 401-207-0019 |
Population & Service
| Population Served | 292 |
| Service Connections | 73 |
Drinking Water Violations (132)
This water system has 132 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 10, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 3, 2022 | Consumer Confidence Rule |
| Aug 10, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 25, 2019 | Consumer Confidence Rule |
| Aug 10, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 25, 2019 | Consumer Confidence Rule |
| Jul 1, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 25, 2019 | Consumer Confidence Rule |
| Jul 1, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Mar 25, 2019 | Consumer Confidence Rule |
| Dec 30, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 19, 2019 | Lead and Copper Rule |
| Dec 30, 2017 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 19, 2019 | Lead and Copper Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Dec 30, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Jul 1, 2016 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | May 19, 2016 | Consumer Confidence Rule |
| Dec 30, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Dec 30, 2015 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Dec 30, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Dec 30, 2014 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 28, 2018 | Lead and Copper Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 30, 2013 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 30, 2013 | Consumer Confidence Rule |
| Jan 30, 2011 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 3, 2013 | Public Notice Rule and Revised PN Rule |
| Jan 30, 2011 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 3, 2013 | Public Notice Rule and Revised PN Rule |
| Jul 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Jul 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Jul 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Jul 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Jan 1, 2010 | Mar 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | Total Coliform Rule |
| Jan 1, 2010 | Mar 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | Total Coliform Rule |
| Apr 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Apr 1, 2009 | Jun 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | Total Coliform Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 30, 2008 | Consumer Confidence Rule |
| Jul 1, 2008 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 30, 2008 | Consumer Confidence Rule |
| Aug 10, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 28, 2006 | Consumer Confidence Rule |
| Aug 10, 2006 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 28, 2006 | Consumer Confidence Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Oct 1, 2004 | Dec 31, 2004 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2004 | Total Coliform Rule |
| Aug 10, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 15, 2004 | Consumer Confidence Rule |
| Aug 10, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 15, 2004 | Consumer Confidence Rule |
| Jul 1, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 15, 2004 | Consumer Confidence Rule |
| Jul 1, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 15, 2004 | Consumer Confidence Rule |
| Jan 1, 2002 | Mar 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 20, 2000 | Consumer Confidence Rule |
| Feb 1, 1995 | Feb 28, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | Total Coliform Rule |
| Feb 1, 1995 | Feb 28, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | Total Coliform Rule |
| Feb 1, 1995 | Feb 28, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | Total Coliform Rule |
| Feb 1, 1995 | Feb 28, 1995 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1995 | Total Coliform Rule |
| Jan 1, 1990 | Dec 31, 1992 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1992 | Volatile Organic Chemicals |
| Jan 1, 1990 | Dec 31, 1992 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1992 | Volatile Organic Chemicals |
| Jan 1, 1990 | Dec 31, 1992 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1992 | Volatile Organic Chemicals |
| Jan 1, 1990 | Dec 31, 1992 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1992 | Volatile Organic 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.