COTATI, CITY OF
California — Community Water System — PWSID: CA4910016
System Information
| PWSID | CA4910016 |
| System Name | COTATI, CITY OF |
| 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 | Nov 17, 2025 |
Location & Contact
| State | California |
| City | COTATI |
| ZIP Code | 94931 |
| Address | 201 West Sierra Avenue |
| Organization | SCOTT, CRAIG |
| Phone | 707-665-3620 |
Population & Service
| Population Served | 7,303 |
| Service Connections | 2,687 |
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.