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Navajo Generating Station

Arizona — Non-Transient Non-Community — PWSID: 090400402

System Information

PWSID090400402
System NameNavajo Generating Station
System TypeNon-Transient Non-Community
Water SourceSurface Water
Activity StatusInactive
Owner TypeMixed
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedMar 30, 2002
Last ReportedDec 31, 2025

Location & Contact

StateArizona
CityPhoenix
ZIP Code85072
AddressNavajo Generating Station
OrganizationSalt River Project
Phone6022362828

Population & Service

Population Served970
Service Connections7

Drinking Water Violations (46)

This water system has 46 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
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .0914 MG/L 0.080 mg/L — Resolved Jan 1, 1979 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2004 Sep 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Sep 1, 2004 Sep 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Sep 1, 2004 Sep 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Aug 1, 2004 Aug 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Aug 1, 2004 Aug 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Aug 1, 2004 Aug 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jul 1, 2004 Jul 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jul 1, 2004 Jul 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jul 1, 2004 Jul 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jun 1, 2004 Jun 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jun 1, 2004 Jun 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jun 1, 2004 Jun 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
May 1, 2004 May 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
May 1, 2004 May 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
May 1, 2004 May 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Apr 1, 2004 Apr 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Apr 1, 2004 Apr 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Apr 1, 2004 Apr 30, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Mar 1, 2004 Mar 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Mar 1, 2004 Mar 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Mar 1, 2004 Mar 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Feb 1, 2004 Feb 29, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Feb 1, 2004 Feb 29, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Feb 1, 2004 Feb 29, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jan 1, 2004 Jan 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jan 1, 2004 Jan 31, 2004 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 1, 1979 Surface Water Treatment Rule
Jan 1, 2002 Dec 31, 2002 Radium-226 MR No Yes — — — Resolved Jan 1, 1979 Radionuclides and Revised Rad Rule
Jan 1, 2001 Dec 31, 2001 Diquat MR No Yes — 0.02 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Beryllium, Total MR No Yes — 0.004 mg/L — Resolved Jan 1, 1979 Inorganic Chemicals
Jan 1, 2001 Dec 31, 2001 CYANIDE MR No Yes — 0.2 mg/L — Resolved Jan 1, 1979 Inorganic Chemicals
Jan 1, 2001 Dec 31, 2001 Endothall MR No Yes — 0.1 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Radium-226 MR No Yes — — — Resolved Jan 1, 1979 Radionuclides and Revised Rad Rule
Jan 1, 2001 Dec 31, 2001 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Atrazine MR No Yes — 0.003 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Simazine MR No Yes — 0.004 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jan 1, 1979 Synthetic Organic Chemicals
Jan 1, 2001 Dec 31, 2001 Thallium, Total MR No Yes — 0.002 mg/L — Resolved Jan 1, 1979 Inorganic Chemicals
Nov 1, 2000 Nov 30, 2000 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jan 1, 1979 Total Coliform Rule
— — — 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.

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