COUNTY WATER-SYSTEM LEDGER
Litchfield, Connecticut
EPA’s September 2026 export lists 8 active community water systems serving Litchfield, 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 Litchfield, Connecticut
EPA associates 8 covered systems with Litchfield, Connecticut; their reported population-served values total 88,213 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 |
|---|---|---|---|
| Torrington Water CompanyCT1430011 | 37,915 | Surface water | No current violation flagged |
| Aquarion-New Milford RegionalCT0960011 | 13,331 | Ground water | No current violation flagged |
| Watertown Water & Sewer AuthorityCT1530021 | 9,972 | Surface water purchased | No current violation flagged |
| Winsted Water WorksCT1620011 | 7,784 | Surface water | No current violation flagged |
| Watertown Fire DistrictCT1530011 | 6,718 | Ground water | Current monitoring/reporting flag |
| Ctwc - Naugatuck Reg-Terryville SystemCT1110011 | 5,607 | Ground water | No current violation flagged |
| Ctwc - Naugatuck Reg-Thomaston SystemCT1400011 | 3,789 | Ground water | No current violation flagged |
| Aquarion-Litchfield RegionalCT0740011 | 3,097 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Litchfield, Connecticut
EPA classifies 8 systems serving Litchfield, Connecticut across 3 primary-source categories; Surface water is the largest category with 2 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.