GRIZZLY LAKE CSD-DELLEKER
PWS ID: CA3200104 · PORTOLA, California 96122
Population Served
1,314
Total Violations
103
Health-Based Violations
91
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 351
- County
- Plumas
- School/Daycare
- No
- MCL Violations
- 91
- Monitoring Violations
- 8
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Uranium | MCL | 79 | 2023 |
| Coliform (TCR) | MCL | 12 | 2013 |
| Revised Total Coliform Rule | MON | 6 | 2024 |
| Lead and Copper Rule | MR | 1 | 1993 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1981 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.