CTWC - UNIONVILLE SYSTEM
Connecticut - Community Water System - PWSID: CT0520011
System Information
| PWSID | CT0520011 |
| System Name | CTWC - UNIONVILLE SYSTEM |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Mar 30, 2026 |
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 | 14,693 |
| Service Connections | 6,319 |
Drinking Water Violations (27)
This water system has 27 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 1, 2019 | Nov 30, 2019 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2019 | - | |
| Nov 1, 2019 | Nov 30, 2019 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2019 | - | |
| Nov 1, 2019 | Nov 30, 2019 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2019 | - | |
| Nov 1, 2019 | Nov 30, 2019 | TT | Yes | No | - | - | - | Resolved | Nov 30, 2019 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | May 9, 2022 | - | |
| Dec 30, 2016 | - | MR | No | No | - | TT | - | Resolved | May 9, 2022 | - | |
| Aug 1, 2002 | Aug 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2002 | - | |
| Aug 1, 2002 | Aug 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2002 | - | |
| Aug 1, 2002 | Aug 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2002 | - | |
| Aug 1, 2002 | Aug 31, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2002 | - | |
| Jan 1, 1999 | Jan 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1999 | - | |
| Jan 1, 1999 | Jan 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1999 | - | |
| Jan 1, 1999 | Jan 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1999 | - | |
| Jan 1, 1999 | Jan 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1999 | - | |
| Jan 1, 1999 | Jan 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1999 | - | |
| Apr 1, 1991 | Jun 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1991 | - | |
| Apr 1, 1991 | Jun 30, 1991 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1991 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.