CITY OF WALLIS
PWS ID: TX0080015 · WALLIS, Texas 77485-0190
Population Served
1,292
Total Violations
13
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 611
- County
- Austin
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 10
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 6 | 2020 |
| Lead and Copper Rule | MR | 3 | 2020 |
| Public Notice | Other | 2 | 2021 |
| Coliform (TCR) | MR | 1 | 1993 |
| Coliform (TCR) | Other | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.