WILMINGTON WATER DEPT
Massachusetts — Community Water System — PWSID: MA3342000
System Information
| PWSID | MA3342000 |
| System Name | WILMINGTON WATER DEPT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 26, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Massachusetts |
| City | WILMINGTON |
| ZIP Code | 01887 |
| Address | 121 GLEN ROAD |
| Organization | WILMINGTON WATER DEPT |
| Phone | 9786584711 |
Population & Service
| Population Served | 22,481 |
| Service Connections | 7,751 |
Drinking Water Violations (65)
This water system has 65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2022 | Sep 30, 2022 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MCL | Yes | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 0.010 mg/L | — | Archived | Dec 31, 2014 | — | |
| Jan 1, 2013 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.007 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.075 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.075 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.6 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.7 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.007 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.6 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.7 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jun 1, 2010 | Sep 30, 2010 | MR | No | No | — | 0.005 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Oct 1, 2008 | Oct 31, 2008 | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 2008 | — | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | — | 1 mg/L | — | Archived | Sep 30, 2007 | — | |
| Oct 1, 2002 | Dec 31, 2002 | MCL | Yes | No | 1.2 MG/L | 1 mg/L | 1 | Archived | Dec 31, 2002 | — | |
| Nov 1, 1998 | Nov 30, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Nov 30, 1998 | — |
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.