OROSI PUBLIC UTILITY DISTRICT
California — Community Water System — PWSID: CA5410008
System Information
| PWSID | CA5410008 |
| System Name | OROSI PUBLIC UTILITY DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 22, 1979 |
| Last Reported | Mar 20, 2026 |
Location & Contact
| State | California |
| City | OROSI |
| ZIP Code | 93647 |
| Address | 12488 AVENUE 416 |
| Organization | MARISCAL, RAUL |
| Phone | 559-528-4262 |
Population & Service
| Population Served | 8,300 |
| Service Connections | 1,601 |
Drinking Water Violations (19)
This water system has 19 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 1998 | Jan 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1998 | — | |
| Jan 1, 1998 | Jan 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 1998 | — | |
| 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 | — | |
| May 1, 1997 | May 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1997 | — | |
| May 1, 1997 | May 31, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1997 | — | |
| Feb 1, 1997 | Feb 28, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1997 | — | |
| Feb 1, 1997 | Feb 28, 1997 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 14, 1997 | — | |
| May 1, 1996 | May 31, 1996 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1996 | — | |
| May 1, 1996 | May 31, 1996 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 1996 | — | |
| Dec 1, 1995 | Dec 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1995 | — | |
| Dec 1, 1995 | Dec 31, 1995 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1995 | — | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1994 | — | |
| Feb 1, 1994 | Feb 28, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1994 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 1993 | — | |
| — | — | — | 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.