PHOENIX LAKE ESTATES CC MWC
PWS ID: CA5510026 · SONORA, California 95370
Population Served
1,168
Total Violations
47
Health-Based Violations
13
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 358
- County
- Tuolumne
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 33
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 13 | 2001 |
| Nitrate | MR | 8 | 2005 |
| Lead and Copper Rule | MR | 5 | 2006 |
| Antimony, Total | MR | 2 | 2002 |
| Barium | MR | 2 | 2002 |
| Beryllium, Total | MR | 2 | 2002 |
| Cadmium | MR | 2 | 2002 |
| Mercury | MR | 2 | 2002 |
| Selenium | MR | 2 | 2002 |
| Nickel | MR | 2 | 2002 |
| Arsenic | MR | 2 | 2002 |
| Thallium, Total | MR | 2 | 2002 |
| Chromium | MR | 2 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.