WOONSOCKET WATER DIVISION
Rhode Island — Community Water System — PWSID: RI1559518
System Information
| PWSID | RI1559518 |
| System Name | WOONSOCKET WATER DIVISION |
| 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 | Feb 9, 2026 |
Location & Contact
| State | Rhode Island |
| City | WOONSOCKET |
| ZIP Code | 02895 |
| Address | PO BOX B |
| Organization | D'AGOSTINO, STEVE |
| Phone | 401-767-1413 |
Population & Service
| Population Served | 45,828 |
| Service Connections | 9,776 |
Drinking Water Violations (127)
This water system has 127 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Jul 7, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Jul 7, 2025 | — | |
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Jul 7, 2025 | — | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Dec 1, 2021 | Dec 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Dec 31, 2021 | — | |
| Nov 1, 2021 | Nov 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Nov 30, 2021 | — | |
| Nov 1, 2021 | Nov 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Nov 30, 2021 | — | |
| Nov 1, 2021 | Nov 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Nov 30, 2021 | — | |
| Nov 1, 2021 | Nov 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Nov 30, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Oct 31, 2021 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Oct 31, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Aug 1, 2021 | Aug 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Aug 31, 2021 | — | |
| Aug 1, 2021 | Aug 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Aug 31, 2021 | — | |
| Aug 1, 2021 | Aug 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Aug 31, 2021 | — | |
| Aug 1, 2021 | Aug 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Aug 31, 2021 | — | |
| Aug 1, 2021 | Aug 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Aug 31, 2021 | — | |
| Jul 1, 2021 | Dec 31, 2021 | MR | No | No | — | TT | — | Resolved | Dec 31, 2021 | — | |
| Jul 1, 2021 | Dec 31, 2021 | MR | No | No | — | TT | — | Resolved | Dec 31, 2021 | — | |
| Jul 1, 2021 | Dec 31, 2021 | MR | No | No | — | TT | — | Resolved | Dec 31, 2021 | — | |
| Jul 1, 2021 | Jul 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Jul 1, 2021 | Dec 31, 2021 | MR | No | No | — | TT | — | Resolved | Dec 31, 2021 | — | |
| Jul 1, 2021 | Dec 31, 2021 | MR | No | No | — | TT | — | Resolved | Dec 31, 2021 | — | |
| Jul 1, 2021 | Jul 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Jul 1, 2021 | Jul 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Jul 1, 2021 | Jul 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Jul 1, 2021 | Jul 31, 2021 | MR | No | Yes | — | 1.0 mg/L | — | Resolved | Jul 31, 2021 | — | |
| Dec 1, 2019 | Dec 31, 2019 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2019 | — | |
| Nov 11, 2019 | — | RPT | No | No | — | — | — | Resolved | Nov 13, 2019 | — | |
| Nov 11, 2019 | — | RPT | No | No | — | — | — | Resolved | Nov 13, 2019 | — |
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.