SAN LUCAS COUNTY WATER DISTRICT
California - Community Water System - PWSID: CA2701676
System Information
| PWSID | CA2701676 |
| System Name | SAN LUCAS COUNTY WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 28, 1980 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | SAN LUCAS |
| ZIP Code | 93954 |
| Address | PO Box 166 |
| Organization | RAMIREZ, ANTONIO |
| Phone | 831-382-4410 |
Population & Service
| Population Served | 315 |
| Service Connections | 94 |
Drinking Water Violations (77)
This water system has 77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Sep 30, 2024 | - | |
| Jul 4, 2023 | - | MR | No | No | - | 0.080 mg/L | - | Resolved | May 8, 2024 | - | |
| Jul 4, 2023 | - | MR | No | No | - | 0.080 mg/L | - | Resolved | May 8, 2024 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 20 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 20 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MCL | Yes | No | 20 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2021 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MCL | Yes | No | 14 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2020 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MCL | Yes | No | 14 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2020 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MCL | Yes | No | 14 MG/L | 10 mg/L | 10 | Archived | Dec 31, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10 | Archived | Jun 30, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10 | Archived | Jun 30, 2020 | - | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | 11 MG/L | 10 mg/L | 10 | Archived | Jun 30, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MCL | Yes | No | 12 MG/L | 10 mg/L | 10 | Archived | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MCL | Yes | No | 12 MG/L | 10 mg/L | 10 | Archived | Sep 30, 2019 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | 15 MG/L | 10 mg/L | 10 | Archived | Jun 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | 15 MG/L | 10 mg/L | 10 | Archived | Jun 30, 2018 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 17 MG/L | 10 mg/L | 10 | Archived | Sep 30, 2016 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 17 MG/L | 10 mg/L | 10 | Archived | Sep 30, 2016 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 120 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 120 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 120 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | 100 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | 100 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | 100 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MCL | Yes | No | 97 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MCL | Yes | No | 97 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MCL | Yes | No | 97 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2014 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MCL | Yes | No | 131 MG/L | 10 mg/L | 45 | Resolved | Dec 31, 2013 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MCL | Yes | No | 131 MG/L | 10 mg/L | 45 | Resolved | Dec 31, 2013 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MCL | Yes | No | 131 MG/L | 10 mg/L | 45 | Resolved | Dec 31, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 119 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 119 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 119 MG/L | 10 mg/L | 45 | Resolved | Sep 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 103 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 103 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 103 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 66 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2011 | - | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 66 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2011 | - | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 66 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2011 | - | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | 66 MG/L | 10 mg/L | 45 | Resolved | Jun 30, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 47 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 47 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 47 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | 47 MG/L | 10 mg/L | 45 | Resolved | Mar 31, 2011 | - | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2006 | - | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2006 | - | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2006 | - | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2006 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - |
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.