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HOOVER DAM

Nevada — Non-Transient Non-Community — PWSID: NV0003006

System Information

PWSIDNV0003006
System NameHOOVER DAM
System TypeNon-Transient Non-Community
Water SourceSurface Water
Activity StatusActive
Owner TypeFederal
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJan 30, 1981
Last ReportedDec 19, 2025

Location & Contact

StateNevada
CityBOULDER CITY
ZIP Code89006-0400
AddressPO BOX 60400 LCD 22204
OrganizationCHAVEZ, JOSHUA
Phone702-494-2823

Population & Service

Population Served3,000
Service Connections5

Drinking Water Violations (90)

This water system has 90 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
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 CARBON, TOTAL MR No Yes — TT — Resolved Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Antimony, Total MCL Yes No .007 MG/L 0.006 mg/L .006 Resolved Mar 31, 2023 Inorganic Chemicals
Jan 1, 2023 Mar 31, 2023 Antimony, Total MCL Yes No .007 MG/L 0.006 mg/L .006 Resolved Mar 31, 2023 Inorganic Chemicals
Jan 1, 2023 Mar 31, 2023 Antimony, Total MCL Yes No .007 MG/L 0.006 mg/L .006 Resolved Mar 31, 2023 Inorganic Chemicals
Jan 1, 2023 Mar 31, 2023 Antimony, Total MCL Yes No .007 MG/L 0.006 mg/L .006 Resolved Mar 31, 2023 Inorganic Chemicals
Jan 1, 2021 Mar 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Mar 31, 2021 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2021 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2009 Jun 30, 2009 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Jun 30, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Mar 31, 2009 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Mar 31, 2009 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 TTHM MCL Yes No .104 MG/L 0.080 mg/L .08 Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2008 Jun 30, 2008 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2008 Mar 31, 2008 TTHM MCL Yes No .085 MG/L 0.080 mg/L .08 Resolved Mar 31, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .09 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MR No No — 5% of samples — Archived Nov 30, 2002 Total Coliform Rule
Nov 1, 2002 Nov 30, 2002 Coliform (TCR) MR No No — 5% of samples — Archived Nov 30, 2002 Total Coliform Rule
Dec 1, 2000 Dec 31, 2000 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2000 Total Coliform Rule
Dec 1, 2000 Dec 31, 2000 Coliform (TCR) MR No No — 5% of samples — Archived Dec 31, 2000 Total Coliform Rule
Mar 31, 1988 Apr 30, 1988 Coliform (Pre-TCR) Other No No — — — Archived Apr 30, 1988 Total Coliform Rule
Feb 29, 1988 Mar 28, 1988 Coliform (Pre-TCR) Other No No — — — Archived Mar 28, 1988 Total Coliform Rule
Jan 31, 1988 Feb 29, 1988 Coliform (Pre-TCR) Other No No — — — Archived Feb 29, 1988 Total Coliform Rule
Dec 31, 1987 Jan 30, 1988 Coliform (Pre-TCR) Other No No — — — Archived Jan 30, 1988 Total Coliform Rule
Nov 30, 1987 Dec 29, 1987 Coliform (Pre-TCR) Other No No — — — Archived Dec 29, 1987 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.

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