CITY OF DALY CITY
California — Community Water System — PWSID: CA4110013
System Information
| PWSID | CA4110013 |
| System Name | CITY OF DALY CITY |
| 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 | DALY CITY |
| ZIP Code | 94015 |
| Address | 153 Lake Merced Blvd |
| Organization | COSGROVE, JOSHUA |
| Phone | 650-991-8206 |
Population & Service
| Population Served | 104,901 |
| Service Connections | 23,435 |
Drinking Water Violations (7)
This water system has 7 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, 2003 | Dec 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2003 | Total Coliform Rule |
| Dec 1, 2003 | Dec 31, 2003 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2003 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2000 | Total Coliform Rule |
| May 1, 2000 | May 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2000 | Total Coliform Rule |
| Jul 1, 1998 | Jul 31, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | Total Coliform Rule |
| Jul 1, 1998 | Jul 31, 1998 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | Total Coliform Rule |
| Apr 1, 1992 | Aug 10, 1993 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Apr 13, 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.