CALIPATRIA STATE PRISON
California — Community Water System — PWSID: CA1310800
System Information
| PWSID | CA1310800 |
| System Name | CALIPATRIA STATE PRISON |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 6, 1994 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | California |
| City | IMPERIAL |
| ZIP Code | 92251 |
| Address | P.O. Box 731 |
| Organization | ARIAS, ROBERTO |
| Phone | 760-348-7000 |
Population & Service
| Population Served | 4,800 |
| Service Connections | 1,979 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2012 | Feb 29, 2012 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Feb 29, 2012 | Surface Water Treatment Rule |
| Feb 1, 2012 | Feb 29, 2012 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Feb 29, 2012 | Surface Water Treatment Rule |
| Jul 1, 2009 | Jul 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2009 | Total Coliform Rule |
| Jul 1, 2009 | Jul 31, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2009 | Total Coliform Rule |
| Dec 1, 2003 | Dec 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2003 | Total Coliform Rule |
| Dec 1, 2003 | Dec 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2003 | Total Coliform Rule |
| Jan 1, 2003 | Dec 31, 2003 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2003 | Inorganic Chemicals |
| Feb 1, 1998 | Feb 28, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1998 | Total Coliform Rule |
| Feb 1, 1998 | Feb 28, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 1998 | Total Coliform Rule |
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.