MOKELUMNE RIVER SCHOOL
California - Non-Transient Non-Community - PWSID: CA3900839
System Information
| PWSID | CA3900839 |
| System Name | MOKELUMNE RIVER SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jan 5, 1981 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | LODI |
| ZIP Code | 95241 |
| Address | PO BOX 349 |
| Organization | MOKELUMNE RIVER SCHOOL |
| Phone | - |
Population & Service
| Population Served | 204 |
| Service Connections | 3 |
Drinking Water Violations (21)
This water system has 21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2011 | Apr 30, 2011 | MR | No | No | - | 5% of samples | - | Archived | Apr 30, 2011 | - | |
| Feb 1, 2011 | Feb 28, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Feb 1, 2011 | - | |
| Feb 1, 2011 | Feb 28, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Feb 1, 2011 | - | |
| Jan 1, 2011 | Jan 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2011 | - | |
| Jan 1, 2011 | Jan 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2011 | - | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2010 | - | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Archived | Mar 2, 2017 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2006 | - | |
| Jun 1, 2006 | Jun 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Jun 1, 2006 | Jun 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2005 | - | |
| Apr 1, 2005 | Apr 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2005 | - | |
| Apr 1, 2005 | Apr 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2005 | - | |
| Dec 1, 2003 | Dec 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2003 | - | |
| Dec 1, 2003 | Dec 31, 2003 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2003 | - | |
| Jun 1, 2002 | Jun 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Jun 1, 2002 | Jun 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Apr 1, 2000 | - | MR | No | No | - | TT | - | Resolved | Mar 31, 2002 | - | |
| Apr 1, 2000 | - | MR | No | No | - | TT | - | Resolved | Mar 31, 2002 | - | |
| May 1, 1983 | May 31, 1983 | Other | No | No | - | - | - | Archived | May 31, 1983 | - |
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.