EUREKA, CITY OF
California — Community Water System — PWSID: CA1210004
System Information
| PWSID | CA1210004 |
| System Name | EUREKA, CITY OF |
| System Type | Community Water System |
| Water Source | Ground 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 | EUREKA |
| ZIP Code | 95501 |
| Address | 531 K ST. |
| Organization | MICHAEL, HANSEN |
| Phone | 707-441-4360 |
Population & Service
| Population Served | 27,078 |
| Service Connections | 9,821 |
Drinking Water Violations (1)
This water system has 1 violation 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 1993 | Jun 30, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jun 30, 1993 | 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.