CITY WATER-SYSTEM LEDGER
Watertown, Connecticut
EPA’s September 2026 export lists 3 active community water systems serving Watertown, Connecticut, with 1 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Watertown, Connecticut
EPA associates 3 covered systems with Watertown, Connecticut; their reported population-served values total 123,961 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Waterbury Water DepartmentCT1510011 | 107,271 | Surface water | No current violation flagged |
| Watertown Water & Sewer AuthorityCT1530021 | 9,972 | Surface water purchased | No current violation flagged |
| Watertown Fire DistrictCT1530011 | 6,718 | Ground water | Current monitoring/reporting flag |
02 / SOURCE MIX
Primary water sources for Watertown, Connecticut
EPA classifies 3 systems serving Watertown, Connecticut across 3 primary-source categories; Surface water is the largest category with 1 systems.
It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.