Drinking Water Compliance OS

Lukachukai, NN

Lukachukai Community Boarding School BIA Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 18, 2023. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in NN.

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)
NN0435007
System type
Community Water System
Population served
472
Service connections
70
Ownership
federal government
Water source
groundwater (wells)

Violation history

  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    October 1, 2022 – November 17, 2022

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2021 – December 31, 2021

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2021 – December 31, 2021

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    May 1, 2020 – June 19, 2020

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    March 1, 2018 – May 29, 2018

    Resolved
  • Treatment Technique, Level 2 Assessment (RTCR)

    Health-based

    Revised Total Coliform Rule

    November 1, 2016 – March 8, 2017

    Resolved
  • Treatment Technique, Level 1 Assessment (RTCR)

    Health-based

    Revised Total Coliform Rule

    August 1, 2016 – August 16, 2016

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    July 1, 2016 – July 31, 2016

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2012 – December 31, 2012

    Resolved
  • Monitoring, Regular

    Nitrite

    January 1, 2011 – December 31, 2011

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2011 – December 31, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2008 – July 23, 2008

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2008 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2008 – December 31, 2010

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – March 9, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005 – March 9, 2007

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2005 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2005 – December 31, 2010

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2005 – December 31, 2010

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

    Lead and Copper Rule

    January 1, 2004 – December 29, 2005

    Resolved

Resolved addressed and confirmed by the state

Enforcement actions

Last known contact on file (system is inactive)

BIA Lukachukai Community School

9287874400

Lukachukai, AZ 86507