WESTERN MWD - MURRIETA DIVISION
California — Community Water System — PWSID: CA3310036
System Information
| PWSID | CA3310036 |
| System Name | WESTERN MWD - MURRIETA DIVISION |
| 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 | RIVERSIDE |
| ZIP Code | 92503 |
| Address | 16451 El Sobrante Rd. |
| Organization | RUGGE, PAUL |
| Phone | 951-789-5155 |
Population & Service
| Population Served | 17,453 |
| Service Connections | 2,868 |
Drinking Water Violations (14)
This water system has 14 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, 2006 | Mar 31, 2006 | MCL | Yes | No | 48 MG/L | 10 mg/L | 45 | Resolved | Mar 6, 2006 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | 48 MG/L | 10 mg/L | 45 | Resolved | Mar 6, 2006 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Dec 31, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Sep 30, 2005 | — | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Jun 30, 2005 | — | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | No | — | 10 mg/L | — | Resolved | Jun 30, 2005 | — | |
| Jan 1, 2004 | Jan 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2004 | — | |
| Jan 1, 2004 | Jan 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2004 | — | |
| Mar 1, 1994 | Mar 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 1994 | — | |
| Mar 1, 1994 | Mar 31, 1994 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 1994 | — | |
| Jul 1, 1993 | Mar 1, 2000 | MR | No | No | — | TT | — | Resolved | Mar 1, 2000 | — | |
| Jul 1, 1993 | Mar 1, 2000 | MR | No | No | — | TT | — | Resolved | Mar 1, 2000 | — |
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.