EPCOR - CHAPARRAL CITY
Arizona — Community Water System — PWSID: AZ0407017
System Information
| PWSID | AZ0407017 |
| System Name | EPCOR - CHAPARRAL CITY |
| System Type | Community Water System |
| Water Source | Surface 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 | 26,026 |
| Service Connections | 13,438 |
Drinking Water Violations (492)
This water system has 492 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2023 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MCL | Yes | No | 13 UG/L | 0.010 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MCL | Yes | No | 13 UG/L | 0.010 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | TT | — | Archived | Mar 31, 2019 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MCL | Yes | No | 13 UG/L | 0.010 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | — | — | Resolved | Apr 30, 2018 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | TT | — | Resolved | Apr 30, 2018 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | — | — | Resolved | Apr 30, 2018 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | — | — | Resolved | Apr 30, 2018 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | TT | — | Resolved | Apr 30, 2018 | — | |
| Apr 1, 2018 | Apr 30, 2018 | MR | No | Yes | — | — | — | Resolved | Apr 30, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2012 | — | |
| Oct 1, 2011 | — | Other | No | No | — | — | — | Resolved | Jul 12, 2012 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Jun 30, 2012 | — | |
| Jun 1, 2011 | Jun 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | — | |
| Jun 1, 2011 | Jun 30, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | — | |
| Oct 1, 2010 | — | Other | No | No | — | — | — | Resolved | Dec 31, 2010 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2009 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2009 | Dec 31, 2011 | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2011 | — |
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.