POST OAK SUD
PWS ID: TX1090030 · HUBBARD, Texas 76648-0545
Population Served
3,117
Total Violations
109
Health-Based Violations
45
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,039
- County
- Hill
- School/Daycare
- No
- MCL Violations
- 42
- Monitoring Violations
- 37
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 29 | 2008 |
| Chlorine | MR | 17 | 2021 |
| Consumer Confidence Rule | Other | 11 | 2024 |
| Coliform (TCR) | MCL | 8 | 2006 |
| Revised Total Coliform Rule | MON | 8 | 2023 |
| Coliform (TCR) | MR | 7 | 2003 |
| Public Notice | Other | 7 | 2025 |
| Lead and Copper Rule | MR | 5 | 2024 |
| Total Haloacetic Acids (HAA5) | MCL | 5 | 2007 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| Surface Water Treatment Rule | TT | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.