WINDSOR IMMERSION SCHOOL
California - Non-Transient Non-Community - PWSID: CA4900868
System Information
| PWSID | CA4900868 |
| System Name | WINDSOR IMMERSION SCHOOL |
| 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 | WINDSOR |
| ZIP Code | 95492 |
| Address | - |
| Organization | - |
| Phone | - |
Population & Service
| Population Served | 800 |
| Service Connections | 7 |
Drinking Water Violations (9)
This water system has 9 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 1997 | - | |
| Dec 1, 1997 | Dec 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 1997 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1996 | - | |
| Jun 1, 1996 | Jun 30, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1996 | - | |
| Nov 1, 1994 | Nov 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1994 | - | |
| Nov 1, 1994 | Nov 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 1994 | - | |
| Aug 1, 1984 | Aug 31, 1984 | Other | No | No | - | - | - | Archived | Aug 31, 1984 | - | |
| - | - | - | 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.