LATON HIGH SCHOOL
California - Non-Transient Non-Community - PWSID: CA1000189
System Information
| PWSID | CA1000189 |
| System Name | LATON HIGH SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| 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 | LATON |
| ZIP Code | 93242 |
| Address | P.O. Box 248 |
| Organization | NIEVES, LUPE |
| Phone | 559-922-4015 |
Population & Service
| Population Served | 170 |
| Service Connections | 1 |
Drinking Water Violations (54)
This water system has 54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2015 | - | |
| Oct 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 13, 2015 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Jul 1, 2011 | Jul 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2011 | - | |
| Jul 1, 2011 | Jul 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2011 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 2 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 2 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | - | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | - | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jan 1, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1995 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jan 1, 1993 | - |
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.