ST MARYS HIGH SCHOOL
California — Non-Transient Non-Community — PWSID: CA3901209
System Information
| PWSID | CA3901209 |
| System Name | ST MARYS HIGH SCHOOL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jan 27, 1983 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | STOCKTON |
| ZIP Code | 95207 |
| Address | 5648 N. El Dorado St. |
| Organization | HIGH SCHOOL, ST MARYS |
| Phone | 209-993-9308 |
Population & Service
| Population Served | 950 |
| Service Connections | 11 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2013 | — | |
| Jun 1, 2006 | Jun 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2006 | — | |
| Jun 1, 2006 | Jun 30, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2006 | — | |
| Sep 1, 2005 | Sep 30, 2005 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2005 | — | |
| Sep 1, 2005 | Sep 30, 2005 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2005 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Jul 1, 2005 | — | |
| Jul 1, 2001 | — | Other | No | No | — | — | — | Resolved | Jun 1, 2001 | — | |
| — | — | — | 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.