LAKE SISKIYOU M.W.C.
PWS ID: CA4700549 · MT. SHASTA, California 96067
Population Served
277
Total Violations
33
Health-Based Violations
23
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 84
- County
- Siskiyou
- School/Daycare
- No
- MCL Violations
- 18
- Monitoring Violations
- 6
- Treatment Tech Violations
- 5
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 16 | 2014 |
| Revised Total Coliform Rule | TT | 5 | 2020 |
| Revised Total Coliform Rule | MON | 2 | 2019 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1981 |
| Revised Total Coliform Rule | MCL | 2 | 2019 |
| Lead and Copper Rule | MR | 2 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.