LIBERTY -YERMO
California — Community Water System — PWSID: CA3610118
System Information
| PWSID | CA3610118 |
| System Name | LIBERTY -YERMO |
| 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 | Mar 22, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | DOWNEY |
| ZIP Code | 90241 |
| Address | 9750 WASHBURN RD. |
| Organization | PFISTER, KENNETH |
| Phone | 562-805-2015 |
Population & Service
| Population Served | 861 |
| Service Connections | 290 |
Drinking Water Violations (103)
This water system has 103 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2013 | Aug 31, 2013 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Aug 31, 2013 | Ground Water Rule |
| Aug 1, 2013 | Aug 31, 2013 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Aug 31, 2013 | Ground Water Rule |
| Aug 1, 2013 | Aug 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | Total Coliform Rule |
| Aug 1, 2013 | Aug 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2013 | Total Coliform Rule |
| Jul 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 5, 2015 | Lead and Copper Rule |
| Jul 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 5, 2015 | Lead and Copper Rule |
| Jan 1, 2013 | Jan 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | Total Coliform Rule |
| Jan 1, 2013 | Jan 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | Total Coliform Rule |
| Jan 1, 2013 | Dec 31, 2013 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | Nitrate Rule |
| Jan 1, 2013 | Dec 31, 2013 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | Nitrate Rule |
| Jan 1, 2013 | Dec 31, 2013 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | Nitrate Rule |
| Oct 1, 2012 | Oct 31, 2012 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | Total Coliform Rule |
| Oct 1, 2012 | Oct 31, 2012 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2012 | Total Coliform Rule |
| Jan 1, 2012 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 1, 2013 | Lead and Copper Rule |
| Jan 1, 2012 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 1, 2013 | Lead and Copper Rule |
| Jan 1, 2009 | Mar 31, 2009 | Other | No | No | — | — | — | Resolved | Mar 31, 2009 | Miscellaneous Other Rules | |
| Jan 1, 2009 | Mar 31, 2009 | Other | No | No | — | — | — | Resolved | Mar 31, 2009 | Miscellaneous Other Rules | |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| May 1, 2008 | May 31, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2008 | Total Coliform Rule |
| Oct 1, 2007 | Dec 31, 2007 | Other | No | No | — | — | — | Resolved | Dec 31, 2007 | Miscellaneous Other Rules | |
| Oct 1, 2007 | Dec 31, 2007 | Other | No | No | — | — | — | Resolved | Dec 31, 2007 | Miscellaneous Other Rules | |
| Jul 1, 2007 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2015 | Consumer Confidence Rule |
| Jul 1, 2007 | Sep 30, 2007 | Other | No | No | — | — | — | Resolved | Sep 30, 2007 | Miscellaneous Other Rules | |
| Jul 1, 2007 | Sep 30, 2007 | Other | No | No | — | — | — | Resolved | Sep 30, 2007 | Miscellaneous Other Rules | |
| Jul 1, 2007 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2015 | Consumer Confidence Rule |
| Jul 1, 2007 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2015 | Consumer Confidence Rule |
| Jun 1, 2007 | Dec 1, 2008 | Other | No | No | — | — | — | Resolved | Dec 1, 2008 | Miscellaneous Other Rules | |
| Jun 1, 2007 | Dec 1, 2008 | Other | No | No | — | — | — | Resolved | Dec 1, 2008 | Miscellaneous Other Rules | |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | Total Coliform Rule |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | Total Coliform Rule |
| Feb 1, 2007 | Feb 28, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | Total Coliform Rule |
| Jan 1, 2007 | Apr 20, 2007 | Other | No | No | — | — | — | Resolved | Apr 20, 2007 | Miscellaneous Other Rules | |
| Jan 1, 2007 | Apr 20, 2007 | Other | No | No | — | — | — | Resolved | Apr 20, 2007 | Miscellaneous Other Rules | |
| Dec 1, 2006 | Dec 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2006 | Total Coliform Rule |
| Dec 1, 2006 | Dec 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2006 | Total Coliform Rule |
| Oct 1, 2006 | Oct 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2006 | Total Coliform Rule |
| Oct 1, 2006 | Oct 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2006 | Total Coliform Rule |
| Aug 1, 2006 | Aug 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2006 | Total Coliform Rule |
| Aug 1, 2006 | Aug 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jun 1, 2006 | Jun 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2006 | Total Coliform Rule |
| May 1, 2006 | May 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2006 | Total Coliform Rule |
| Apr 1, 2006 | Apr 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2006 | Total Coliform Rule |
| Mar 1, 2006 | Mar 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | Total Coliform Rule |
| Feb 1, 2006 | Feb 28, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2006 | Total Coliform Rule |
| Jan 1, 2006 | Jan 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2006 | Total Coliform Rule |
| Dec 1, 2005 | Dec 31, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2005 | Total Coliform Rule |
| Nov 1, 2005 | Nov 30, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | Total Coliform Rule |
| Oct 1, 2005 | Oct 31, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2005 | Total Coliform Rule |
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.