SUNDALE MUTUAL WATER COMPANY A, B
PWS ID: CA1900563 · LANCASTER, California 93539
Population Served
1,050
Total Violations
70
Health-Based Violations
29
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 322
- County
- Los Angeles
- School/Daycare
- No
- MCL Violations
- 29
- Monitoring Violations
- 39
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 32 | 2015 |
| Coliform (TCR) | MCL | 29 | 2001 |
| Groundwater Rule | MR | 4 | 2016 |
| E. COLI | MR | 2 | 2021 |
| Radium-228 | MR | 1 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.