OLIVENHAIN MWD
California — Community Water System — PWSID: CA3710029
System Information
| PWSID | CA3710029 |
| System Name | OLIVENHAIN MWD |
| 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 | ENCINITAS |
| ZIP Code | 92024 |
| Address | 1966 OLIVENHAIN RD. |
| Organization | THORNER, KIM |
| Phone | 760-753-6466 |
Population & Service
| Population Served | 86,458 |
| Service Connections | 22,791 |
Drinking Water Violations
No violations recorded for this water system in the EPA SDWIS database.
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.