LINDEN USD-WATERLOO ELEMENTARY
California - Non-Transient Non-Community - PWSID: CA3900757
System Information
| PWSID | CA3900757 |
| System Name | LINDEN USD-WATERLOO ELEMENTARY |
| 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 | RIPON |
| ZIP Code | 95236 |
| Address | 18527 E. Main St. |
| Organization | SCHOOL DIST, LINDEN UNIFIED |
| Phone | 209-946-0707 |
Population & Service
| Population Served | 225 |
| Service Connections | 1 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2016 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2016 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Dec 1, 2004 | Dec 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2004 | - | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2004 | - | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| May 1, 2004 | May 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2004 | - | |
| May 1, 2004 | May 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2004 | - | |
| 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 | - | |
| Jul 1, 2001 | - | Other | No | No | - | - | - | Resolved | Jul 1, 2001 | - | |
| Jan 1, 2001 | Jan 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2001 | - | |
| Jan 1, 2001 | Jan 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2001 | - | |
| - | - | - | 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.