THUNDERBIRD CWD
PWS ID: CA3600306 · APPLE VALLEY, California 92308
Population Served
2,098
Total Violations
24
Health-Based Violations
14
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 318
- County
- San Bernardino
- School/Daycare
- No
- MCL Violations
- 14
- Monitoring Violations
- 7
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 9 | 2009 |
| Fluoride | MCL | 4 | 1980 |
| Coliform (TCR) | MR | 2 | 2009 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1981 |
| Lead and Copper Rule | MR | 2 | 2024 |
| Nitrate | MCL | 1 | 2025 |
| Revised Total Coliform Rule | MON | 1 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.