TRINIDAD, CITY OF
California — Community Water System — PWSID: CA1210018
System Information
| PWSID | CA1210018 |
| System Name | TRINIDAD, CITY OF |
| 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 | TRINIDAD |
| ZIP Code | 95570 |
| Address | P.O. BOX 390 |
| Organization | TAGLIABOSCHI, JOE |
| Phone | 707-677-0223 |
Population & Service
| Population Served | 1,072 |
| Service Connections | 324 |
Drinking Water Violations (25)
This water system has 25 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, 2024 | May 1, 2024 | MON | No | No | — | — | — | Resolved | May 1, 2024 | — | |
| Apr 1, 2024 | May 1, 2024 | MON | No | No | — | — | — | Resolved | May 1, 2024 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2020 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MRDL | Yes | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MRDL | Yes | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | No | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | No | — | — | — | Resolved | Jun 30, 2019 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | .063 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2014 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .073 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MCL | Yes | No | .169 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2010 | Jun 30, 2010 | MCL | Yes | No | .169 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2010 | — | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | .076 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2009 | — | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | .076 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2009 | — | |
| Aug 1, 2001 | Dec 31, 2001 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2001 | — | |
| Aug 1, 2001 | Dec 31, 2001 | TT | Yes | No | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | — | — | Resolved | Jan 31, 1994 | — | |
| Jan 1, 1994 | Jan 31, 1994 | MR | No | No | — | — | — | Resolved | Jan 31, 1994 | — | |
| Jul 1, 1993 | Dec 31, 2003 | MR | No | No | — | TT | — | Resolved | Dec 31, 2003 | — | |
| Jun 1, 1993 | Jun 30, 1993 | TT | Yes | No | — | — | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | TT | Yes | No | — | — | — | Resolved | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | TT | Yes | No | — | — | — | Resolved | Jun 30, 1993 | — | |
| Aug 1, 1983 | Aug 31, 1983 | Other | No | No | — | — | — | Archived | Aug 31, 1983 | — |
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.