EL MARGARITA MUTUAL WATER CO.
California - Community Water System - PWSID: CA5100102
System Information
| PWSID | CA5100102 |
| System Name | EL MARGARITA MUTUAL WATER CO. |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 27, 1980 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | YUBA CITY |
| ZIP Code | 95993 |
| Address | 2640 TOYON WAY |
| Organization | MEINKING, JASON |
| Phone | 530-822-9949 |
Population & Service
| Population Served | 246 |
| Service Connections | 82 |
Drinking Water Violations (23)
This water system has 23 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, 2014 | Sep 30, 2014 | MCL | Yes | No | 52 MG/L | 10 mg/L | 45 | Archived | Sep 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | 51.4 MG/L | 10 mg/L | 45 | Archived | Jun 30, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MCL | Yes | No | 46.7 MG/L | 10 mg/L | 45 | Archived | Mar 31, 2014 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MCL | Yes | No | 49.4 MG/L | 10 mg/L | 45 | Archived | Dec 31, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 53.8 MG/L | 10 mg/L | 45 | Archived | Sep 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 48.5 MG/L | 10 mg/L | 45 | Archived | Jun 30, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | 45.8 MG/L | 10 mg/L | 45 | Archived | Mar 31, 2013 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | 46.7 MG/L | 10 mg/L | 45 | Archived | Dec 31, 2012 | - | |
| Apr 1, 2006 | Sep 30, 2006 | MR | No | Yes | - | 10 mg/L | - | Archived | Sep 30, 2006 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 2004 | - | |
| Nov 1, 2003 | Nov 30, 2003 | MR | No | No | - | 5% of samples | - | Archived | Nov 30, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Archived | Aug 31, 2003 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 2003 | - | |
| May 1, 2002 | May 31, 2002 | MR | No | No | - | 5% of samples | - | Archived | May 31, 2002 | - | |
| Feb 1, 2002 | Feb 28, 2002 | MR | No | No | - | 5% of samples | - | Archived | Feb 28, 2002 | - | |
| Jan 1, 2001 | Mar 31, 2001 | MR | No | Yes | - | 10 mg/L | - | Archived | Mar 31, 2001 | - | |
| Jul 1, 1993 | Mar 1, 2000 | MR | No | No | - | TT | - | Resolved | Mar 1, 2000 | - | |
| Sep 3, 1982 | Sep 2, 1983 | MCL | Yes | No | 106 | 10 mg/L | - | Archived | Sep 2, 1983 | - | |
| 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 | - | - | - | - | - | - | |
| - | - | - | 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.