WELLESLEY WATER DIVISION
Massachusetts — Community Water System — PWSID: MA3317000
System Information
| PWSID | MA3317000 |
| System Name | WELLESLEY WATER DIVISION |
| 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 | Dec 17, 2025 |
Location & Contact
| State | Massachusetts |
| City | WELLESLEY |
| ZIP Code | 02481 |
| Address | 20 MUNICIPAL WAY |
| Organization | WELLESLEY WATER DIVISION |
| Phone | 7812357600 |
Population & Service
| Population Served | 29,550 |
| Service Connections | 8,379 |
Drinking Water Violations (1)
This water system has 1 violation 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, 1991 | Jul 31, 1991 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Jul 31, 1991 | Total Coliform Rule |
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.