EXETER, CITY OF
California - Community Water System - PWSID: CA5410003
System Information
| PWSID | CA5410003 |
| System Name | EXETER, CITY OF |
| System Type | Community Water System |
| Water Source | Ground 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 | EXETER |
| ZIP Code | 93221 |
| Address | P.O. BOX 237 |
| Organization | BOUDREAUX, ZACHARY |
| Phone | 559-592-3318 |
Population & Service
| Population Served | 11,169 |
| Service Connections | 3,298 |
Drinking Water Violations (38)
This water system has 38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2022 | Jun 30, 2022 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10 | Resolved | Jun 30, 2022 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Dec 1, 2017 | Dec 31, 2017 | MON | No | No | - | - | - | Resolved | Dec 31, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Nov 1, 2017 | Nov 30, 2017 | MON | No | No | - | - | - | Resolved | Nov 30, 2017 | - | |
| Oct 31, 2011 | - | Other | No | No | - | - | - | Resolved | Dec 23, 2013 | - | |
| Oct 31, 2011 | - | Other | No | No | - | - | - | Resolved | Dec 23, 2013 | - | |
| Aug 15, 2003 | Feb 15, 2004 | MCL | Yes | No | .00033 MG/L | 0.0002 mg/L | .0002 | Resolved | Feb 15, 2004 | - | |
| Aug 15, 2003 | Feb 15, 2004 | MCL | Yes | No | .00033 MG/L | 0.0002 mg/L | .0002 | Resolved | Feb 15, 2004 | - | |
| Aug 15, 2003 | Feb 15, 2004 | MCL | Yes | No | .00033 MG/L | 0.0002 mg/L | .0002 | Resolved | Feb 15, 2004 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Sep 1, 1995 | Sep 30, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 1995 | - | |
| Sep 1, 1995 | Sep 30, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 1995 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1993 | - | |
| Jun 1, 1993 | Jun 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 1993 | - | |
| May 1, 1993 | May 31, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 1993 | - | |
| May 1, 1993 | May 31, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 1993 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1992 | - | |
| Oct 1, 1992 | Oct 31, 1992 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 1992 | - | |
| Sep 1, 1992 | Sep 30, 1992 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 1992 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.