NPS-WOLVERTON
PWS ID: CA5410503 · THREE RIVERS, California 93271
Population Served
2,940
Total Violations
278
Health-Based Violations
262
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Federal
- Connections
- 125
- County
- Tulare
- School/Daycare
- No
- MCL Violations
- 260
- Monitoring Violations
- 13
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MCL | 140 | 2020 |
| TTHM | MCL | 120 | 2018 |
| TTHM | MR | 4 | 2006 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2006 |
| Nitrate | MR | 2 | 2000 |
| Surface Water Treatment Rule | TT | 2 | 2014 |
| Consumer Confidence Rule | Other | 2 | 2022 |
| Revised Total Coliform Rule | MON | 2 | 2024 |
| Lead and Copper Rule | MR | 1 | 2018 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.