COUNTY WATER-SYSTEM LEDGER
Callahan, Texas
EPA’s September 2026 export lists 3 active community water systems serving Callahan, Texas, with 3 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 Callahan, Texas
EPA associates 3 covered systems with Callahan, Texas; their reported population-served values total 11,479 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 |
|---|---|---|---|
| Eula WscTX0300005 | 3,918 | Surface water purchased | Current monitoring/reporting flag |
| City Of ClydeTX0300002 | 3,820 | Surface water | Other current violation flag |
| Callahan County WscTX0300015 | 3,741 | Surface water purchased | Current serious-violator flag |
02 / SOURCE MIX
Primary water sources for Callahan, Texas
EPA classifies 3 systems serving Callahan, Texas across 2 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.