GUADALUPE BLANCO RIVER AUTHORITY
PWS ID: TX0290005 · CYPRESS, Texas 77429-7080
Population Served
0
Total Violations
65
Health-Based Violations
32
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 9,613
- County
- Calhoun
- School/Daycare
- No
- MCL Violations
- 27
- Monitoring Violations
- 24
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 27 | 2025 |
| TTHM | MR | 8 | 2023 |
| Public Notice | Other | 7 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | MR | 4 | 2006 |
| CARBON, TOTAL | MR | 4 | 2023 |
| Revised Total Coliform Rule | MON | 4 | 2024 |
| Coliform (TCR) | MR | 4 | 2013 |
| Interim Enhanced Surface Water Treatment Rule | TT | 3 | 2025 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.