LOPEZ PROJECT
PWS ID: CA4010022 · SAN LUIS OBISPO, California 93408
Population Served
1,569
Total Violations
5
Health-Based Violations
4
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 31
- County
- San Luis Obispo
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 1
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 2 | 2008 |
| Revised Total Coliform Rule | MCL | 2 | 2025 |
| Lead and Copper Rule | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.