COUNTY WATER-SYSTEM LEDGER
Hamilton, Illinois
EPA’s September 2026 export lists 2 active community water systems serving Hamilton, Illinois, 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 Hamilton, Illinois
EPA associates 2 covered systems with Hamilton, Illinois; their reported population-served values total 6,770 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 |
|---|---|---|---|
| Hamilton County Water DistrictIL0651000 | 3,958 | Surface water purchased | No current violation flagged |
| McleansboroIL0650200 | 2,812 | Surface water purchased | Current serious-violator flag |
02 / SOURCE MIX
Primary water sources for Hamilton, Illinois
EPA classifies 2 systems serving Hamilton, Illinois across 1 primary-source categories; Surface water purchased 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.