Upper Moenkopi
Arizona - Community Water System - PWSID: 090400104
System Information
| PWSID | 090400104 |
| System Name | Upper Moenkopi |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 2, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Arizona |
| City | Tuba City |
| ZIP Code | 86045 |
| Address | PO Box 1469 |
| Organization | Upper Village of Moenkopi |
| Phone | 9286061626 |
Population & Service
| Population Served | 1,740 |
| Service Connections | 226 |
Drinking Water Violations (364)
This water system has 364 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, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2023 | - | |
| Jan 1, 2016 | Mar 31, 2016 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2016 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 4 mrem/yr | - | Resolved | Sep 30, 2015 | - | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Apr 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2015 | - | |
| Mar 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 1 mg/L | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | Yes | - | 4 mrem/yr | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Jan 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4 mrem/yr | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Apr 21, 2015 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | Yes | - | 4 mrem/yr | - | Resolved | Jun 30, 2014 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | - | 0.00000003 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Jan 1, 2014 | Mar 31, 2014 | MR | No | Yes | - | 4 mrem/yr | - | Resolved | Mar 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Aug 1, 2013 | Aug 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | 37.5 MREMY | 4 mrem/yr | - | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jan 22, 2014 | - | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Dec 31, 2013 | - |
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.