CHARLESTON SCHOOL
PWS ID: CA2400091 · LOS BANOS, California 93635
Population Served
325
Total Violations
8
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Merced
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 4
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 2 | 1996 |
| Revised Total Coliform Rule | TT | 2 | 2021 |
| Revised Total Coliform Rule | MON | 2 | 2017 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.