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White Mesa - NTUA

Arizona — Community Water System — PWSID: 090400209

System Information

PWSID090400209
System NameWhite Mesa - NTUA
System TypeCommunity Water System
Water SourceGround Water
Activity StatusInactive
Owner TypeNative American
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedDec 13, 2005
Last ReportedDec 31, 2025

Location & Contact

StateArizona
CityFort Defiance
ZIP Code86504
AddressP.O. Box 170
OrganizationNTUA
Phone9287295721

Population & Service

Population Served376
Service Connections98

Drinking Water Violations (83)

This water system has 83 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, 2017 — Lead and Copper Rule MR No No — TT — Archived Jul 25, 2018 Lead and Copper Rule
Oct 1, 2015 Dec 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 14, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 14, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2015 Mar 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 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
Jul 1, 2014 Sep 30, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2014 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jul 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2013 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2013 Dec 31, 2013 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2013 Nitrate Rule
Jan 1, 2012 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2012 Dec 31, 2012 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Dec 31, 2012 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Cadmium MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2013 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Jan 1, 2011 Dec 31, 2013 CYANIDE MR No Yes — 0.2 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Selenium MR No Yes — 0.05 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 — Lead and Copper Rule MR No No — TT — Resolved May 20, 2016 Lead and Copper Rule
Jan 1, 2011 Dec 31, 2013 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Mercury MR No Yes — 0.002 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Barium MR No Yes — 2 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2013 Arsenic Rule
Jan 1, 2011 Dec 31, 2013 Chromium MR No Yes — 0.1 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Fluoride MR No Yes — 4.0 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Antimony, Total MR No Yes — 0.006 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Dec 31, 2013 Inorganic Chemicals
Jan 1, 2011 Dec 31, 2013 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Jan 1, 2011 Dec 31, 2013 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals
Jan 1, 2011 Dec 31, 2013 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2013 Volatile Organic Chemicals

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.

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