PIONEER ELEMENTARY SCHOOL
PWS ID: CA1600011 · HANFORD, California 93230
Population Served
750
Total Violations
13
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 6
- County
- Kings
- School/Daycare
- Yes
- MCL Violations
- 8
- Monitoring Violations
- 2
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 6 | 2013 |
| Arsenic | MCL | 2 | 1997 |
| Coliform (TCR) | MR | 2 | 2003 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.