LAS DELTAS MUTUAL WATER COMPANY
California - Community Water System - PWSID: CA1000054
System Information
| PWSID | CA1000054 |
| System Name | LAS DELTAS MUTUAL WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | CLOVIS |
| ZIP Code | 93611 |
| Address | 455 W.FIR AVE. |
| Organization | KELLAM, HAMISH |
| Phone | 559-449-2700 |
Population & Service
| Population Served | 375 |
| Service Connections | 75 |
Drinking Water Violations (33)
This water system has 33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Addressed | - | - | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | .111 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MCL | Yes | No | .104 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | .11 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .098 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2019 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Dec 31, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2018 | - | |
| Apr 1, 2018 | Jun 30, 2018 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MCL | Yes | No | .096 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2018 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | .096 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2017 | - | |
| Apr 1, 2017 | Jun 30, 2017 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Archived | Jun 30, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .093 MG/L | 0.080 mg/L | .08 | Archived | Mar 31, 2017 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | .087 MG/L | 0.080 mg/L | .08 | Archived | Sep 30, 2016 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2015 | Oct 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2015 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Feb 1, 2012 | Feb 29, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 29, 2012 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Mar 26, 2013 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Mar 26, 2013 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2007 | - | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2007 | - | |
| Jul 1, 1993 | - | MR | No | No | - | TT | - | Resolved | Sep 30, 2005 | - | |
| Oct 1, 1981 | Sep 30, 1982 | MR | No | Yes | - | 15 pCi/L | - | Archived | Sep 30, 1982 | - | |
| Oct 30, 1980 | Oct 29, 1981 | MR | No | Yes | - | 15 pCi/L | - | Archived | Oct 29, 1981 | - | |
| - | - | - | 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.