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SAGUARO WATER COMPANY

Arizona — Community Water System — PWSID: AZ0410177

System Information

PWSIDAZ0410177
System NameSAGUARO WATER COMPANY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedNov 26, 1980
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityTUCSON
ZIP Code85754
AddressPO BOX 85160
OrganizationSOUTHWESTERN UTILITY MGMT INC
Phone520-623-5172

Population & Service

Population Served3,243
Service Connections1,329

Drinking Water Violations (144)

This water system has 144 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
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Aug 5, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Aug 5, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Aug 5, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Aug 5, 2024 Lead and Copper Rule
Jan 2, 2020 — Public Notice Other No No — — — Resolved Apr 15, 2020 Public Notice Rule and Revised PN Rule
Jan 2, 2020 — Public Notice Other No No — — — Resolved Apr 15, 2020 Public Notice Rule and Revised PN Rule
Jul 1, 2019 Sep 30, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019 Mar 31, 2019 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2019 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2018 Consumer Confidence Rule
Jul 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Jul 16, 2018 Consumer Confidence 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, 2016 Dec 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts 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
Apr 1, 2015 Apr 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2015 Total Coliform Rule
Apr 1, 2015 Apr 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2015 Total Coliform Rule
Jan 1, 2015 Dec 31, 2015 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2015 Synthetic Organic Chemicals
Jan 1, 2015 Dec 31, 2015 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2015 Synthetic Organic Chemicals
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
Jan 1, 2014 Dec 31, 2014 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2014 Synthetic Organic Chemicals
Jan 1, 2014 Dec 31, 2014 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2014 Synthetic Organic Chemicals
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Aug 19, 2013 Consumer Confidence Rule
Feb 1, 2013 Feb 28, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2013 Total Coliform Rule
Feb 1, 2013 Feb 28, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2013 Total Coliform Rule
Jan 1, 2013 Dec 31, 2013 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Jan 1, 2013 Mar 31, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Dec 31, 2013 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Oct 1, 2012 Dec 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2012 Jun 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2012 Synthetic Organic Chemicals
Jan 1, 2012 Mar 31, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012 Mar 31, 2012 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2012 Synthetic Organic Chemicals
Oct 1, 2011 Oct 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2011 Total Coliform Rule
Oct 1, 2011 Oct 31, 2011 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Oct 31, 2011 Total Coliform Rule
Oct 1, 2011 Dec 31, 2011 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2011 Synthetic Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Jan 1, 2011 Dec 31, 2013 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Dec 31, 2013 Synthetic Organic Chemicals
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2009 Total Coliform Rule
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2009 Total Coliform Rule
Jul 1, 2008 — Consumer Confidence Rule Other No No — — — Resolved Jul 21, 2008 Consumer Confidence Rule
Oct 1, 2007 — Lead and Copper Rule MR No No — TT — Resolved Aug 20, 2008 Lead and Copper Rule
Jun 1, 2007 Jun 30, 2007 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jun 30, 2007 Total Coliform Rule
Jan 1, 2007 Dec 31, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Dec 31, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2006 Nov 30, 2006 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Nov 30, 2006 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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