CALTRANS - SHANDON REST STOP
PWS ID: CA4010900 · SAN LUIS OBISPO, California 93401
Population Served
1,300
Total Violations
10
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- San Luis Obispo
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 6 | 2012 |
| Coliform (TCR) | MCL | 2 | 2014 |
| Revised Total Coliform Rule | MCL | 2 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.