BRISTOL WATER DEPARTMENT
Connecticut — Community Water System — PWSID: CT0170011
System Information
| PWSID | CT0170011 |
| System Name | BRISTOL WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 8, 1979 |
| Last Reported | Dec 15, 2025 |
Location & Contact
| State | Connecticut |
| City | BRISTOL |
| ZIP Code | 06010 |
| Address | 119 Riverside Avenue |
| Organization | LONGO, ROBERT J. |
| Phone | 860-582-7431 |
Population & Service
| Population Served | 52,079 |
| Service Connections | 16,322 |
Drinking Water Violations (237)
This water system has 237 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, 2025 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 25, 2025 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2022 | Consumer Confidence Rule |
| Sep 1, 2019 | Nov 30, 2019 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2019 | Nov 30, 2019 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2019 | Nov 30, 2019 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Sep 1, 2019 | Nov 30, 2019 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 30, 2019 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2019 | Dec 31, 2019 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jan 1, 2019 | Dec 31, 2019 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2019 | Arsenic Rule |
| Jan 1, 2019 | Dec 31, 2019 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jan 1, 2019 | Dec 31, 2019 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2019 | Inorganic Chemicals |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 1, 2014 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 1, 2014 | Consumer Confidence Rule |
| Apr 1, 2010 | Jun 30, 2010 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2010 | Jun 30, 2010 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jan 1, 2008 | Dec 31, 2008 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2008 | Arsenic Rule |
| Jan 1, 2008 | Dec 31, 2008 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2008 | Inorganic Chemicals |
| Jan 1, 2008 | Dec 31, 2008 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2008 | Nitrate 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.