EPCOR - LAKE HAVASU
Arizona — Community Water System — PWSID: AZ0408015
System Information
| PWSID | AZ0408015 |
| System Name | EPCOR - LAKE HAVASU |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | EL MIRAGE |
| ZIP Code | 85335 |
| Address | — |
| Organization | DIDOMIZIO, TOM |
| Phone | 623-445-2431 |
Population & Service
| Population Served | 4,788 |
| Service Connections | 2,248 |
Drinking Water Violations (104)
This water system has 104 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 30, 2025 | — | Other | No | No | — | — | — | Resolved | Jun 29, 2025 | — | |
| Jul 30, 2025 | — | Other | No | No | — | — | — | Resolved | Jun 29, 2025 | — | |
| Jul 2, 2025 | — | Other | No | No | — | — | — | Resolved | Jun 29, 2025 | — | |
| Jul 2, 2025 | — | Other | No | No | — | — | — | Resolved | Jun 29, 2025 | — | |
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | No | — | — | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | No | — | — | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | No | — | — | — | Resolved | Jun 30, 2024 | — | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | No | — | — | — | Resolved | Jun 30, 2024 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2022 | — | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2022 | — | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jul 31, 2022 | — | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2022 | — | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jul 31, 2022 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Jul 12, 2012 | — | |
| Nov 1, 2008 | Nov 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | — | |
| Nov 1, 2008 | Nov 30, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | — | |
| Jul 1, 2007 | — | Other | No | No | — | — | — | Resolved | Feb 29, 2008 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Aug 5, 2005 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Sep 24, 2004 | — | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2004 | — | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2004 | — | |
| Jan 1, 2004 | Mar 31, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2004 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | Jul 30, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | — | |
| Oct 1, 2000 | Dec 31, 2000 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2000 | — | |
| Oct 1, 2000 | Dec 31, 2000 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2000 | — | |
| Apr 1, 1999 | Jun 30, 1999 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 1999 | — | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 1999 | — |
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.