LOS OSOS COMMUNITY SERVICES DISTRICT
California — Community Water System — PWSID: CA4010016
System Information
| PWSID | CA4010016 |
| System Name | LOS OSOS COMMUNITY SERVICES DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| 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 | LOS OSOS |
| ZIP Code | 93402 |
| Address | 2122 9th Street Suite 110 |
| Organization | MUNDS, RON |
| Phone | 805-528-9379 |
Population & Service
| Population Served | 7,086 |
| Service Connections | 2,776 |
Drinking Water Violations (3)
This water system has 3 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, 2019 | — | MR | No | No | — | TT | — | Resolved | Dec 18, 2019 | — | |
| Oct 1, 2019 | — | MR | No | No | — | TT | — | Resolved | Dec 18, 2019 | — | |
| Jun 30, 1993 | Apr 4, 2000 | MR | No | No | — | TT | — | Resolved | Apr 4, 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.