HAMILTON WATER DEPT
Massachusetts - Community Water System - PWSID: MA3119000
System Information
| PWSID | MA3119000 |
| System Name | HAMILTON WATER DEPT |
| System Type | Community Water System |
| Water Source | Ground Water |
| 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 | HAMILTON |
| ZIP Code | 01936 |
| Address | P.O. BOX 429 |
| Organization | HAMILTON WATER DEPT |
| Phone | 9786265226 |
Population & Service
| Population Served | 7,377 |
| Service Connections | 2,568 |
Drinking Water Violations (84)
This water system has 84 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, 2019 | Mar 31, 2019 | MCL | Yes | No | - | 0.060 mg/L | - | Archived | Mar 31, 2019 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | - | 0.080 mg/L | - | Archived | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | - | 0.060 mg/L | - | Archived | Aug 31, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.04 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.2 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.006 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.007 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.02 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.1 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | - | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.005 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.001 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.2 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0005 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.00000003 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.003 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 10 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.7 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.05 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.003 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.5 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.4 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0004 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.001 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.05 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.004 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.04 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.07 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.00005 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jul 1, 2007 | Sep 30, 2007 | MR | No | No | - | 0.0002 mg/L | - | Archived | Sep 30, 2007 | - | |
| Jun 1, 2000 | Jun 30, 2000 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.2 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.005 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.7 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.07 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 1 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.005 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.005 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.1 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.005 mg/L | - | Archived | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 0.005 mg/L | - | Archived | Mar 31, 2000 | - |
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.