TPWD CHOKE CANYON STATE PARK CALLIHAM
PWS ID: TX1560005 · AUSTIN, Texas 78744-3218
Population Served
759
Total Violations
168
Health-Based Violations
51
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 115
- County
- McMullen
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 101
- Treatment Tech Violations
- 45
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | TT | 41 | 2023 |
| Interim Enhanced Surface Water Treatment Rule | MR | 40 | 2025 |
| Surface Water Treatment Rule | MR | 38 | 2025 |
| Revised Total Coliform Rule | MON | 20 | 2025 |
| Public Notice | Other | 7 | 2024 |
| Coliform (TCR) | MCL | 6 | 1991 |
| Surface Water Treatment Rule | TT | 4 | 2023 |
| Coliform (TCR) | MR | 3 | 1991 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.