OAK VALLEY SCHOOL
PWS ID: CA5400713 · TULARE, California 93274
Population Served
570
Total Violations
102
Health-Based Violations
80
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 10
- County
- Tulare
- School/Daycare
- Yes
- MCL Violations
- 80
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 78 | 2014 |
| Consumer Confidence Rule | Other | 4 | 2012 |
| Lead and Copper Rule | MR | 4 | 2023 |
| Coliform (TCR) | MR | 2 | 2015 |
| Arsenic | MR | 2 | 2008 |
| Coliform (TCR) | MCL | 2 | 2009 |
| Nitrate | MR | 1 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.