HART- RANSOM UNION SCHOOL & DISTRICT
PWS ID: CA5000133 · MODESTO, California 95358
Population Served
650
Total Violations
30
Health-Based Violations
24
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 9
- County
- Stanislaus
- School/Daycare
- Yes
- MCL Violations
- 24
- Monitoring Violations
- 0
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 19 | 2010 |
| Arsenic | MCL | 5 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.