LOS ALAMOS COMMUNITY SERVICES DISTRICT
PWS ID: CA4210002 · LOS ALAMOS, California 93440
Population Served
1,534
Total Violations
6
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 615
- County
- Santa Barbara
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MR | 2 | 2018 |
| Coliform (TCR) | MR | 2 | 1997 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.