WINTHROP WATER DIVISION, (MWRA)
Massachusetts - Community Water System - PWSID: MA3346000
System Information
| PWSID | MA3346000 |
| System Name | WINTHROP WATER DIVISION, (MWRA) |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 26, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | WINTHROP |
| ZIP Code | 02152 |
| Address | 100 KENNEDY DR |
| Organization | WINTHROP WATER DIVISION, (MWRA) |
| Phone | 6178461341 |
Population & Service
| Population Served | 19,316 |
| Service Connections | 4,540 |
Drinking Water Violations (26)
This water system has 26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | - | MR | No | No | - | TT | - | Addressed | - | - | |
| Oct 1, 2015 | Oct 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2015 | - | |
| Apr 1, 2011 | Apr 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2011 | - | |
| Apr 1, 2011 | Apr 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2011 | - | |
| Jan 1, 2007 | - | TT | Yes | No | - | TT | - | Resolved | Jan 5, 2009 | - | |
| Jan 1, 2007 | - | TT | Yes | No | - | TT | - | Resolved | Jan 5, 2009 | - | |
| Jan 1, 2007 | - | TT | Yes | No | - | TT | - | Resolved | Jan 5, 2009 | - | |
| Jan 1, 2007 | - | TT | Yes | No | - | TT | - | Resolved | Jan 5, 2009 | - | |
| Jan 1, 2001 | - | TT | Yes | No | - | TT | - | Resolved | Mar 26, 2002 | - | |
| Jan 1, 2001 | - | TT | Yes | No | - | TT | - | Resolved | Mar 26, 2002 | - | |
| Jan 1, 1994 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jan 1, 1994 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jan 1, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jan 1, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jan 1, 1992 | May 5, 2000 | TT | Yes | No | - | - | - | Archived | May 5, 2000 | - | |
| Jan 1, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jan 1, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Mar 21, 1995 | - | |
| Jul 31, 1982 | Aug 30, 1982 | Other | No | No | - | - | - | Archived | Aug 30, 1982 | - | |
| - | - | - | 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.