CORONADO MEMORIAL
Arizona — Transient Non-Community — PWSID: AZ0402702
System Information
| PWSID | AZ0402702 |
| System Name | CORONADO MEMORIAL |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Arizona |
| City | WILCOX |
| ZIP Code | 85643 |
| Address | 12856 E RHYOLITE CREEK RD |
| Organization | BELL, SAM |
| Phone | 520-824-3560 |
Population & Service
| Population Served | 135 |
| Service Connections | 8 |
Drinking Water Violations (25)
This water system has 25 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, 2025 | Aug 31, 2025 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Archived | Aug 31, 2025 | Revised Total Coliform Rule |
| Aug 1, 2025 | Aug 31, 2025 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Archived | Aug 31, 2025 | Revised Total Coliform Rule |
| May 1, 2024 | May 31, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | Revised Total Coliform Rule |
| May 1, 2024 | May 31, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | Revised Total Coliform Rule |
| May 1, 2024 | May 31, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | Revised Total Coliform Rule |
| May 1, 2024 | May 31, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | Revised Total Coliform Rule |
| Jan 1, 2023 | Dec 31, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | Nitrate Rule |
| Jan 1, 2023 | Dec 31, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | Nitrate Rule |
| Jan 1, 2023 | Dec 31, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | Nitrate Rule |
| Sep 21, 2017 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Nov 3, 2017 | Ground Water Rule |
| Sep 21, 2017 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Nov 3, 2017 | Ground Water Rule |
| Nov 5, 2015 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Feb 25, 2016 | Ground Water Rule |
| Nov 5, 2015 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Feb 25, 2016 | Ground Water Rule |
| Oct 1, 2015 | Oct 31, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2015 | Total Coliform Rule |
| Oct 1, 2015 | Oct 31, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2015 | Total Coliform Rule |
| Jan 1, 2013 | Jan 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | Total Coliform Rule |
| Jan 1, 2013 | Jan 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2013 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Jan 1, 2002 | Dec 31, 2010 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Jan 1, 2002 | Dec 31, 2010 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Sep 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | Total Coliform Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Mar 31, 1990 | Mar 30, 1993 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 30, 1993 | Inorganic Chemicals |
| Mar 31, 1990 | Mar 30, 1993 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Archived | Mar 30, 1993 | Inorganic Chemicals |
| Mar 31, 1990 | Mar 30, 1993 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Archived | Mar 30, 1993 | Inorganic Chemicals |
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.