SEMI TROPIC SCHOOL WATER SYSTEM
California - Non-Transient Non-Community - PWSID: CA1502244
System Information
| PWSID | CA1502244 |
| System Name | SEMI TROPIC SCHOOL WATER SYSTEM |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | WASCO |
| ZIP Code | 93280 |
| Address | 25300 Highway 46 |
| Organization | PARK, VALERIE |
| Phone | 661-758-6412 |
Population & Service
| Population Served | 320 |
| Service Connections | 6 |
Drinking Water Violations (46)
This water system has 46 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 | .02 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2014 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MCL | Yes | No | .017 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2014 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2014 | - | |
| Oct 1, 2013 | Dec 31, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .018 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .019 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .025 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2013 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .033 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2012 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | - | 0.010 mg/L | - | Archived | Sep 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .036 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | No | - | 0.010 mg/L | - | Archived | Jun 30, 2012 | - | |
| Jan 1, 2012 | Mar 31, 2012 | MCL | Yes | No | .036 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2012 | - | |
| Oct 1, 2011 | Dec 31, 2011 | MCL | Yes | No | .034 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2011 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | .031 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2011 | - | |
| Jul 1, 2011 | Jul 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Archived | Jul 31, 2011 | - | |
| Apr 1, 2011 | Jun 30, 2011 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2011 | - | |
| Jan 1, 2011 | Mar 31, 2011 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2011 | - | |
| Oct 1, 2010 | Dec 31, 2010 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2010 | - | |
| Apr 1, 2010 | Jun 30, 2010 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2010 | - | |
| Oct 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .022 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2009 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2009 | - | |
| Jul 1, 2009 | Sep 30, 2009 | MCL | Yes | No | .017 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2009 | - | |
| Apr 1, 2009 | Jun 30, 2009 | MCL | Yes | No | .018 MG/L | 0.010 mg/L | .01 | Archived | Jun 30, 2009 | - | |
| Feb 1, 2009 | Feb 28, 2009 | MCL | Yes | No | - | 5% of samples | - | Archived | Feb 28, 2009 | - | |
| Jan 1, 2009 | Mar 31, 2009 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Mar 31, 2009 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 2008 | - | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Dec 31, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MCL | Yes | No | .021 MG/L | 0.010 mg/L | .01 | Archived | Sep 30, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Jun 10, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Jun 10, 2008 | - | |
| Oct 1, 2006 | Oct 31, 2006 | MCL | Yes | No | - | 5% of samples | - | Archived | Oct 31, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2006 | - | |
| Aug 1, 2006 | Aug 31, 2006 | MCL | Yes | No | - | 5% of samples | - | Archived | Aug 31, 2006 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Archived | Nov 30, 2005 | - | |
| Sep 1, 2005 | Sep 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Archived | Sep 30, 2005 | - | |
| Jun 1, 2001 | Jun 30, 2001 | MCL | Yes | No | - | 5% of samples | - | Archived | Jun 30, 2001 | - | |
| Oct 1, 1996 | - | MR | No | No | - | TT | - | Archived | Mar 2, 2017 | - | |
| Jul 1, 1996 | Jul 31, 1996 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 1996 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1993 | - | |
| Oct 1, 1993 | Oct 31, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 1993 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| - | - | - | 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.