CHESTER WATER DEPT
Massachusetts — Community Water System — PWSID: MA1059000
System Information
| PWSID | MA1059000 |
| System Name | CHESTER WATER DEPT |
| System Type | Community Water System |
| Water Source | Surface 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 | CHESTER |
| ZIP Code | 01011 |
| Address | 15 MIDDLEFIELD RD TOWN HALL |
| Organization | CHESTER WATER DEPT |
| Phone | 4133547760 |
Population & Service
| Population Served | 750 |
| Service Connections | 250 |
Drinking Water Violations (226)
This water system has 226 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | Jul 31, 2024 | TT | Yes | No | — | — | — | Archived | Jul 31, 2024 | — | |
| Oct 10, 2023 | — | MR | No | No | — | TT | — | Resolved | Nov 6, 2023 | — | |
| Oct 10, 2023 | — | MR | No | No | — | TT | — | Resolved | Nov 6, 2023 | — | |
| Jun 1, 2023 | — | MR | No | No | — | TT | — | Addressed | — | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Jun 30, 2020 | — | |
| 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 | MR | No | No | — | 0.080 mg/L | — | Archived | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | — | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.00005 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.00005 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.5 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.5 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.04 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | — | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.07 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.006 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.004 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.00000003 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.00000003 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0005 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0004 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.006 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MCL | Yes | No | — | 0.080 mg/L | — | Archived | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0004 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.003 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.001 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.05 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.003 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.05 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.1 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.0002 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | No | — | 0.2 mg/L | — | Resolved | Sep 30, 2019 | — |
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.