DEL ORO WC - BLACK BUTTE DISTRICT
PWS ID: CA1100404 · CHICO, California 95927
Population Served
277
Total Violations
18
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 84
- County
- Glenn
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 11
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 11 | 1995 |
| Coliform (TCR) | MCL | 7 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.