EPCOR - WILLOW VALLEY/LAKE CIMARRON
Arizona - Community Water System - PWSID: AZ0408129
System Information
| PWSID | AZ0408129 |
| System Name | EPCOR - WILLOW VALLEY/LAKE CIMARRON |
| 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 | Mar 4, 1995 |
| 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 | 596 |
| Service Connections | 248 |
Drinking Water Violations (120)
This water system has 120 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2023 | Mar 31, 2023 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Mar 31, 2023 | - | |
| Mar 1, 2023 | Mar 31, 2023 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Mar 31, 2023 | - | |
| Dec 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Dec 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Feb 1, 2022 | Apr 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Apr 30, 2022 | - | |
| Feb 1, 2022 | Apr 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Apr 30, 2022 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | - | 0.8 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | - | 0.8 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MR | No | Yes | - | 1.0 mg/L | - | Resolved | Jul 31, 2020 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2017 | - | |
| Jan 1, 2017 | Mar 31, 2017 | MCL | Yes | No | .083 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2017 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2015 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2013 | - | |
| Oct 1, 2011 | - | Other | No | No | - | - | - | Resolved | Oct 11, 2011 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Oct 4, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2009 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2008 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2008 | - | |
| Jul 1, 2007 | - | Other | No | No | - | - | - | Resolved | Oct 22, 2007 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Mar 26, 2007 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2006 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Dec 12, 2005 | - | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2005 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Sep 1, 2004 | Sep 30, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Jul 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2003 | - | |
| Jul 1, 2002 | - | Other | No | No | - | - | - | Resolved | May 9, 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.