TWAIN HARTE COMMUNITY SERVICES DISTRICT
California — Community Water System — PWSID: CA5510005
System Information
| PWSID | CA5510005 |
| System Name | TWAIN HARTE COMMUNITY SERVICES DISTRICT |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | TWAIN HARTE |
| ZIP Code | 95383 |
| Address | P.O. BOX 649 |
| Organization | TROTT, TOM |
| Phone | 209-586-2172 |
Population & Service
| Population Served | 2,378 |
| Service Connections | 1,588 |
Drinking Water Violations (7)
This water system has 7 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | May 31, 2025 | MON | No | No | — | — | — | Resolved | May 31, 2025 | — | |
| Apr 1, 2025 | May 31, 2025 | MON | No | No | — | — | — | Resolved | May 31, 2025 | — | |
| Jul 1, 2004 | Sep 30, 2004 | TT | Yes | No | — | TT | — | Resolved | Sep 30, 2004 | — | |
| Jul 1, 2004 | Sep 30, 2004 | TT | Yes | No | — | TT | — | Resolved | Sep 30, 2004 | — | |
| Mar 1, 1995 | Mar 31, 1995 | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | — | |
| Mar 1, 1995 | Mar 31, 1995 | TT | Yes | No | — | — | — | Resolved | Mar 31, 1995 | — | |
| Jul 28, 1980 | Aug 27, 1980 | Other | No | No | — | — | — | Archived | Aug 27, 1980 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.