ARLINGTON WATER DEPT. (MWRA)
Massachusetts - Community Water System - PWSID: MA3010000
System Information
| PWSID | MA3010000 |
| System Name | ARLINGTON WATER DEPT. (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 | ARLINGTON |
| ZIP Code | 02476 |
| Address | 51 GROVE STREET |
| Organization | ARLINGTON WATER DEPT. (MWRA) |
| Phone | 7813163310 |
Population & Service
| Population Served | 46,308 |
| Service Connections | 12,751 |
Drinking Water Violations (21)
This water system has 21 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, 2020 | Dec 31, 2022 | MR | No | No | - | 7 MFL | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | No | - | 7 MFL | - | Resolved | Dec 31, 2022 | - | |
| Jan 1, 2015 | - | MR | No | No | - | TT | - | Resolved | Jul 1, 2016 | - | |
| Jan 1, 2015 | - | MR | No | No | - | TT | - | Resolved | Jul 1, 2016 | - | |
| Jan 1, 2015 | - | MR | No | No | - | TT | - | Resolved | Jul 1, 2016 | - | |
| Jan 1, 1994 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1994 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1994 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1993 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1992 | - | TT | Yes | No | - | TT | - | Resolved | Jun 21, 1995 | - | |
| Jan 1, 1992 | May 5, 2000 | TT | Yes | No | - | - | - | Archived | May 5, 2000 | - | |
| - | - | - | 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.