AMARILLO MUTUAL WATER COMPANY
California — Community Water System — PWSID: CA1910002
System Information
| PWSID | CA1910002 |
| System Name | AMARILLO MUTUAL WATER COMPANY |
| 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 | Mar 20, 2026 |
Location & Contact
| State | California |
| City | ROSEMEAD |
| ZIP Code | 91770 |
| Address | 3420 BURTON AVENUE |
| Organization | MARTINEZ, ERNEST |
| Phone | 626-571-7533 |
Population & Service
| Population Served | 3,134 |
| Service Connections | 625 |
Drinking Water Violations (42)
This water system has 42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2021 | — | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2021 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Oct 1, 2009 | Oct 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2009 | — | |
| Oct 1, 2009 | Oct 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 2009 | — | |
| Jan 1, 2001 | — | MR | No | No | — | TT | — | Resolved | Feb 1, 2001 | — | |
| Jul 2, 2000 | — | MR | No | No | — | TT | — | Resolved | Feb 13, 2001 | — | |
| Jun 1, 1999 | Jun 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | — | |
| Feb 1, 1999 | Feb 28, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1999 | — | |
| Jan 1, 1998 | — | MR | No | No | — | TT | — | Resolved | Mar 15, 2000 | — | |
| Jan 1, 1998 | — | MR | No | No | — | TT | — | Resolved | Mar 15, 2000 | — | |
| May 1, 1995 | May 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1995 | — | |
| May 1, 1995 | May 31, 1995 | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 1995 | — | |
| Jul 1, 1993 | Dec 31, 2003 | MR | No | No | — | TT | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 1993 | Dec 31, 2003 | MR | No | No | — | TT | — | Resolved | Dec 31, 2003 | — |
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.