HANOVER WATER DEPT
Massachusetts — Community Water System — PWSID: MA4122000
System Information
| PWSID | MA4122000 |
| System Name | HANOVER WATER DEPT |
| System Type | Community Water System |
| Water Source | Ground Water Under Influence |
| 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 | HANOVER |
| ZIP Code | 02339 |
| Address | 495 HANOVER STREET |
| Organization | HANOVER WATER DEPT |
| Phone | 7818263189 |
Population & Service
| Population Served | 14,984 |
| Service Connections | 5,172 |
Drinking Water Violations (51)
This water system has 51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.006 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.002 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.05 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.005 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 2 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | — | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.2 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.002 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.004 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.010 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 4.0 mg/L | — | Archived | Jun 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | No | — | 0.1 mg/L | — | Archived | Jun 30, 2025 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.005 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.002 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | — | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.004 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.1 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 2 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.010 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.006 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.2 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.005 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.05 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 0.002 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | No | — | 4.0 mg/L | — | Archived | Mar 31, 2024 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Mar 31, 2020 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Dec 31, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Jun 30, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Mar 31, 2019 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Dec 31, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2018 | — | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2015 | — | |
| May 1, 2015 | May 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2015 | — | |
| May 1, 2015 | May 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2015 | — | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Jun 30, 2015 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MR | No | No | — | 0.005 mg/L | — | Archived | Dec 31, 2014 | — | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Sep 1, 2011 | Sep 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2011 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Nov 1, 2010 | Nov 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Jul 14, 2010 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Jul 14, 2010 | — | |
| Jan 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Jun 5, 2001 | — | |
| Jan 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Jun 5, 2001 | — | |
| — | — | — | 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.