DOMAINE CARNEROS
PWS ID: CA2801011 · NAPA, California 94559
Population Served
652
Total Violations
8
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 3
- County
- Napa
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 4 | 2009 |
| Arsenic | MCL | 2 | 2017 |
| Arsenic | MR | 2 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.