TWAIN HARTE COMMUNITY SERVICES DISTRICT
PWS ID: CA5510005 · TWAIN HARTE, California 95383
Population Served
2,378
Total Violations
5
Health-Based Violations
4
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,588
- County
- Tuolumne
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 0
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| CARBON, TOTAL | TT | 2 | 2004 |
| Surface Water Treatment Rule | TT | 2 | 1995 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.