SIGNAL HILL - CITY, WATER DEPT.
California — Community Water System — PWSID: CA1910149
System Information
| PWSID | CA1910149 |
| System Name | SIGNAL HILL - CITY, WATER DEPT. |
| 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 | SIGNAL HILL |
| ZIP Code | 90755 |
| Address | 2175 E. 28TH STREET |
| Organization | BEKELE, THOMAS |
| Phone | 562-989-7355 |
Population & Service
| Population Served | 11,848 |
| Service Connections | 3,035 |
Drinking Water Violations (20)
This water system has 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | Apr 30, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Apr 30, 2025 | Surface Water Treatment Rule |
| Apr 1, 2025 | Apr 30, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Apr 30, 2025 | Surface Water Treatment Rule |
| Mar 1, 2025 | Mar 31, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2025 | Surface Water Treatment Rule |
| Mar 1, 2025 | Mar 31, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2025 | Surface Water Treatment Rule |
| Feb 1, 2025 | Feb 28, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Feb 28, 2025 | Surface Water Treatment Rule |
| Feb 1, 2025 | Feb 28, 2025 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Feb 28, 2025 | Surface Water Treatment Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Addressed | — | Consumer Confidence Rule |
| Jun 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Addressed | — | Lead and Copper Rule |
| May 1, 2022 | May 31, 2022 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 31, 2022 | Surface Water Treatment Rule |
| May 1, 2022 | May 31, 2022 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | May 31, 2022 | Surface Water Treatment Rule |
| Mar 1, 2022 | Mar 31, 2022 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2022 | Surface Water Treatment Rule |
| Mar 1, 2022 | Mar 31, 2022 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Mar 31, 2022 | Surface Water Treatment Rule |
| Apr 1, 2013 | Jun 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2013 | Jun 30, 2013 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2013 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Jun 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Feb 1, 1989 | Feb 28, 1989 | Other | No | No | — | — | — | Archived | Feb 28, 1989 | Miscellaneous Other Rules |
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.