Drinking Water Compliance OS

Ft Defiance, NN

Sawmill NTUA Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Navajo Nation’s official records. Always confirm current status with Navajo Nation before making decisions based on this information.

System facts

System ID (PWSID)
NN0403025
System type
Community Water System
Population served
838
Service connections
245
Ownership
Native American tribal
Water source
groundwater (wells)

Violation history

  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2024 – September 25, 2024

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2020 – August 25, 2020

    Resolved
  • Sample Siting Plan Errors (RTCR)

    Revised Total Coliform Rule

    April 1, 2016 – September 30, 2025

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    January 1, 2016 – August 9, 2016

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    January 1, 2015 – August 7, 2015

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    Stage 2 Disinfectants and Disinfection Byproducts Rule

    October 1, 2013 – February 18, 2025

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    November 1, 2012 – November 30, 2012

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 2010 – June 30, 2010

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    June 1, 2002 – June 30, 2002

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    May 1, 2002 – May 31, 2002

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    April 1, 2002 – April 30, 2002

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Contact

Navajo Tribal Utility Authority

9287296277

Ft Defiance, AZ 86504