BIG BEND NATIONAL PARK CHISOS BASIN WATE
PWS ID: TX0220022 · BIG BEND NATIONAL PARK, Texas 79834-0129
Population Served
81
Total Violations
23
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 29
- County
- Brewster
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 14
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | MR | 6 | 2017 |
| Public Notice | Other | 4 | 2019 |
| Revised Total Coliform Rule | MON | 4 | 2017 |
| Coliform (TCR) | MR | 4 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.