Shiprock-Rattlesnake-Cudei-Beclabito NTUA
Arizona — Community Water System — PWSID: NN3500248
System Information
| PWSID | NN3500248 |
| System Name | Shiprock-Rattlesnake-Cudei-Beclabito NTUA |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Inactive |
| 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 | Ft. Defiance |
| ZIP Code | 86504-0170 |
| Address | P.O. BOX 170 |
| Organization | Navajo Tribal Utility Authority |
| Phone | 9287296239 |
Population & Service
| Population Served | 9,975 |
| Service Connections | 2,696 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2006 | Dec 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 2006 | Total Coliform Rule |
| Aug 1, 2004 | Aug 31, 2004 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 2004 | Total Coliform Rule |
| Jan 1, 2004 | Dec 31, 2004 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Dec 31, 2004 | Radionuclides and Revised Rad Rule |
| Jan 1, 2004 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 15, 2004 | Lead and Copper Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 2002 | Total Coliform Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2002 | Total Coliform Rule |
| Mar 1, 2002 | Mar 31, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Jan 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Jan 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 2002 | Total Coliform Rule |
| Dec 5, 1996 | Jan 4, 1997 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Jan 4, 1997 | Total Coliform Rule |
| Dec 5, 1996 | Jan 4, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jan 4, 1997 | Total Coliform Rule |
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.