ROSE VALLEY WATER COMPANY

Arizona — Community Water System — PWSID: AZ0407065

System Information

PWSIDAZ0407065
System NameROSE VALLEY WATER COMPANY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityYUMA
ZIP Code86367
Address12486 S Foothills Blvd
OrganizationROSE VALLEY WATER CO
Phone928-342-3344

Population & Service

Population Served6,202
Service Connections2,398

Drinking Water Violations (52)

This water system has 52 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
Feb 16, 2025 Public Notice Other No No Unaddressed Public Notice Rule and Revised PN Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes 4.0 mg/L Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2019 Revised Total Coliform Rule RPT No No Resolved Dec 10, 2019 Revised Total Coliform Rule
Oct 1, 2019 Revised Total Coliform Rule RPT No No Resolved Dec 10, 2019 Revised Total Coliform Rule
Sep 1, 2019 Aug 31, 2020 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2020 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2019 Aug 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
May 25, 2018 E. COLI MR No Yes Resolved Oct 3, 2018 Ground Water Rule
May 25, 2018 E. COLI MR No Yes Resolved Oct 3, 2018 Ground Water Rule
Apr 1, 2018 Jun 30, 2018 Chlorine MR No Yes 4.0 mg/L Resolved Jun 30, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2018 Jun 30, 2018 Chlorine MR No Yes 4.0 mg/L Resolved Jun 30, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 Lead and Copper Rule MR No No TT Resolved Dec 5, 2017 Lead and Copper Rule
Oct 1, 2017 Lead and Copper Rule MR No No TT Resolved Dec 5, 2017 Lead and Copper Rule
Sep 1, 2016 Aug 31, 2017 TTHM MR No Yes 0.080 mg/L Resolved Aug 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2016 Aug 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Aug 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes 4.0 mg/L Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Coliform (TCR) MR No No 5% of samples Resolved Jan 31, 2016 Total Coliform Rule
Jan 1, 2016 Jan 31, 2016 Coliform (TCR) MR No No 5% of samples Resolved Jan 31, 2016 Total Coliform Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes 4.0 mg/L Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Dec 1, 2014 Dec 31, 2014 Coliform (TCR) MR No No 5% of samples Resolved Dec 31, 2014 Total Coliform Rule
Oct 1, 2014 Lead and Copper Rule MR No No TT Resolved Aug 27, 2015 Lead and Copper Rule
Oct 1, 2014 Lead and Copper Rule MR No No TT Resolved Aug 27, 2015 Lead and Copper Rule
Aug 20, 2010 E. COLI MR No Yes Resolved Nov 1, 2010 Ground Water Rule
Jul 1, 2010 Consumer Confidence Rule Other No No Resolved Aug 4, 2010 Consumer Confidence Rule
Jan 1, 2010 Dec 31, 2012 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Dec 31, 2012 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 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, 2010 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
Oct 1, 2009 Lead and Copper Rule MR No No TT Resolved Sep 19, 2011 Lead and Copper Rule
Oct 1, 2009 Lead and Copper Rule MR No No TT Resolved Sep 19, 2011 Lead and Copper Rule
Oct 1, 2009 Lead and Copper Rule MR No No TT Resolved Sep 19, 2011 Lead and Copper Rule
Jul 1, 2007 Consumer Confidence Rule Other No No Resolved Jul 1, 2008 Consumer Confidence Rule
Jul 1, 2006 Jul 31, 2006 Coliform (TCR) MCL Yes No 5% of samples Resolved Jul 31, 2006 Total Coliform Rule
Jul 1, 2006 Jul 31, 2006 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2006 Total Coliform Rule
Jan 1, 2006 Dec 31, 2006 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2006 Nitrate Rule
Jan 1, 2006 Dec 31, 2006 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2006 Nitrate Rule
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2005 Total Coliform Rule
Oct 1, 2005 Oct 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Oct 31, 2005 Total Coliform Rule
Aug 1, 2005 Aug 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2005 Total Coliform Rule
Jul 1, 2005 Jul 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2005 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2004 Nitrate Rule
Jan 1, 2003 Dec 31, 2003 Nitrate MR No Yes 10 mg/L Resolved Dec 31, 2003 Nitrate Rule
Sep 1, 2000 Sep 30, 2000 Coliform (TCR) MR No No 5% of samples Resolved Sep 30, 2000 Total Coliform Rule
Aug 1, 2000 Aug 31, 2000 Coliform (TCR) MR No No 5% of samples Resolved Aug 31, 2000 Total Coliform Rule
Aug 1, 2000 Aug 31, 2000 Coliform (TCR) MCL Yes No 5% of samples Resolved Aug 31, 2000 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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