Torreon-Ojo Encino East - NTUA
Arizona — Community Water System — PWSID: 093503042
System Information
| PWSID | 093503042 |
| System Name | Torreon-Ojo Encino East - NTUA |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 2, 1984 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Arizona |
| City | Fort Defiance |
| ZIP Code | 86504 |
| Address | P.O. Box 170 |
| Organization | NTUA |
| Phone | — |
Population & Service
| Population Served | 1,951 |
| Service Connections | 508 |
Drinking Water Violations (18)
This water system has 18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2014 | Dec 31, 2014 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2014 | Dec 31, 2014 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2014 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2011 | Feb 28, 2011 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | Total Coliform Rule |
| Nov 1, 2008 | Nov 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | Total Coliform Rule |
| Oct 1, 2007 | Oct 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2007 | Total Coliform Rule |
| Sep 1, 2007 | Sep 30, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2007 | Total Coliform Rule |
| Jul 1, 2007 | Jul 31, 2007 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2007 | Total Coliform Rule |
| Nov 1, 2006 | Nov 30, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2006 | Total Coliform Rule |
| Aug 1, 2006 | Aug 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2006 | Total Coliform Rule |
| Jul 1, 2002 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Apr 13, 2007 | Consumer Confidence Rule |
| May 1, 2002 | May 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2002 | Total Coliform Rule |
| Oct 1, 2000 | Oct 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2000 | Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.