OCEANSIDE, CITY OF
California - Community Water System - PWSID: CA3710014
System Information
| PWSID | CA3710014 |
| System Name | OCEANSIDE, CITY OF |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | OCEANSIDE |
| ZIP Code | 92054 |
| Address | 300 N. Coast Hwy. |
| Organization | CHORA, ROSEMARIE |
| Phone | 760-435-5804 |
Population & Service
| Population Served | 171,483 |
| Service Connections | 44,629 |
Drinking Water Violations (12)
This water system has 12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2013 | Oct 31, 2013 | MR | No | No | - | - | - | Resolved | Oct 7, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MR | No | No | - | - | - | Resolved | Oct 7, 2013 | - | |
| Mar 1, 2005 | Mar 31, 2005 | TT | Yes | No | - | - | - | Resolved | Mar 31, 2005 | - | |
| Mar 1, 2005 | Mar 31, 2005 | TT | Yes | No | - | - | - | Resolved | Mar 31, 2005 | - | |
| May 1, 1996 | Aug 2, 1996 | TT | Yes | No | - | - | - | Resolved | Aug 2, 1996 | - | |
| May 1, 1996 | Aug 2, 1996 | TT | Yes | No | - | - | - | Resolved | Aug 2, 1996 | - | |
| May 1, 1996 | Aug 2, 1996 | TT | Yes | No | - | - | - | Resolved | Aug 2, 1996 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.