VENTURA WWD NO. 8 - SIMI VALLEY
California — Community Water System — PWSID: CA5610023
System Information
| PWSID | CA5610023 |
| System Name | VENTURA WWD NO. 8 - SIMI VALLEY |
| 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 | Nov 17, 2025 |
Location & Contact
| State | California |
| City | SIMI VALLEY |
| ZIP Code | 93065 |
| Address | 600 West Los Angeles Avenue |
| Organization | FUCHIWAKI, RON |
| Phone | 805-583-6808 |
Population & Service
| Population Served | 94,738 |
| Service Connections | 25,902 |
Drinking Water Violations (7)
This water system has 7 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, 2022 | Dec 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2022 | Nitrate Rule |
| Jan 1, 2012 | Mar 31, 2012 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Mar 31, 2012 | Total Haloacetic Acids (HAA5) | MR | No | No | — | 0.060 mg/L | — | Resolved | Mar 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Mar 31, 2012 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Mar 31, 2012 | TTHM | MR | No | No | — | 0.080 mg/L | — | Resolved | Mar 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Nov 1, 2008 | Nov 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | Total Coliform Rule |
| Nov 1, 2008 | Nov 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | 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.