CITY OF RIO VISTA
PWS ID: TX1260022 · RIO VISTA, Texas 76093-0129
Population Served
1,040
Total Violations
107
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 469
- County
- Johnson
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 69
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 36 | 2025 |
| Chlorine | MR | 25 | 2025 |
| Public Notice | Other | 15 | 2025 |
| Lead and Copper Rule | MR | 8 | 2019 |
| Consumer Confidence Rule | Other | 8 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 3 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 3 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.