CASITAS MUNICIPAL WATER DIST
California — Community Water System — PWSID: CA5610024
System Information
| PWSID | CA5610024 |
| System Name | CASITAS MUNICIPAL WATER DIST |
| System Type | Community Water System |
| Water Source | Surface Water |
| 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 | OAK VIEW |
| ZIP Code | 93022 |
| Address | 1055 Ventura Avenue |
| Organization | FLOOD, MICHAEL |
| Phone | 805-649-2251 |
Population & Service
| Population Served | 11,005 |
| Service Connections | 3,171 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2024 | Dec 31, 2024 | Surface Water Treatment Rule | MR | No | No | — | — | — | Archived | Dec 31, 2024 | Surface Water Treatment Rule |
| Oct 1, 2023 | Dec 31, 2023 | Total Haloacetic Acids (HAA5) | MCL | Yes | No | .061 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2023 | Dec 31, 2023 | Total Haloacetic Acids (HAA5) | MCL | Yes | No | .061 MG/L | 0.060 mg/L | .06 | Resolved | Dec 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2022 | Feb 28, 2022 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Feb 28, 2022 | Revised Total Coliform Rule |
| Feb 1, 2022 | Feb 28, 2022 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Feb 28, 2022 | Revised Total Coliform Rule |
| Nov 1, 1994 | Nov 30, 1994 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 20, 1992 | Surface Water Treatment Rule |
| Nov 1, 1994 | Nov 30, 1994 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 20, 1992 | Surface Water Treatment Rule |
| Jul 1, 1993 | Jul 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 20, 1992 | Surface Water Treatment Rule |
| Jul 1, 1993 | Jul 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 20, 1992 | Surface Water Treatment Rule |
| Jan 1, 1993 | Jan 31, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 20, 1992 | Surface Water Treatment Rule |
| Jul 1, 1992 | Mar 1, 2000 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Mar 1, 2000 | Lead and Copper Rule |
| May 1, 1992 | Jun 30, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 20, 1992 | Total Coliform Rule |
| Jan 1, 1992 | — | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Sep 1, 1996 | Surface Water Treatment Rule |
| Jan 1, 1992 | Jan 31, 1992 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jan 31, 1992 | Surface Water Treatment 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.