COUNTY WATER-SYSTEM LEDGER
Onondaga, New York
EPA’s September 2026 export lists 8 active community water systems serving Onondaga, New York, with 1 current-violation flags and 1 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 Onondaga, New York
EPA associates 8 covered systems with Onondaga, New York; their reported population-served values total 603,110 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 |
|---|---|---|---|
| OcwaNY3304336 | 350,000 | Surface water | No current violation flagged |
| Syracuse CityNY3304334 | 192,000 | Surface water | Current serious-violator flag |
| Dewitt Wds - SouthNY3304343 | 16,200 | Surface water purchased | No current violation flagged |
| Clay WdsNY3304344 | 16,000 | Surface water purchased | No current violation flagged |
| Dewitt Wds - NorthNY3316112 | 13,600 | Surface water purchased | No current violation flagged |
| Baldwinsville VillageNY3304307 | 9,200 | Ground water | No current violation flagged |
| Skaneateles WdsNY3304347 | 3,500 | Surface water purchased | No current violation flagged |
| Skaneateles VillageNY3304331 | 2,610 | Surface water purchased | No current violation flagged |
02 / SOURCE MIX
Primary water sources for Onondaga, New York
EPA classifies 8 systems serving Onondaga, New York 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.