DARR WATER CO
PWS ID: CA3601013 · BORON, California 93516
Population Served
543
Total Violations
42
Health-Based Violations
24
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 4
- County
- San Bernardino
- School/Daycare
- No
- MCL Violations
- 24
- Monitoring Violations
- 18
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 24 | 2015 |
| Arsenic | MR | 4 | 2014 |
| Revised Total Coliform Rule | MON | 4 | 2020 |
| Nitrate | MR | 3 | 2024 |
| Nitrite | MR | 3 | 2022 |
| TTHM | MR | 2 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.