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WINTERHAVEN WATER DEVELOPMENT

Arizona — Community Water System — PWSID: AZ0410119

System Information

PWSIDAZ0410119
System NameWINTERHAVEN WATER DEVELOPMENT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedOct 5, 1979
Last ReportedNov 17, 2025

Location & Contact

StateArizona
CityTUCSON
ZIP Code85733
Address—
OrganizationSHERRY, AMANDA
Phone520-327-0111

Population & Service

Population Served685
Service Connections274

Drinking Water Violations (142)

This water system has 142 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
Sep 1, 2025 Sep 30, 2025 Revised Total Coliform Rule MON No Yes — — — Archived Sep 30, 2025 Revised Total Coliform Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Mar 31, 2017 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
Jan 1, 2017 Mar 31, 2017 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
Jan 1, 2017 Mar 31, 2017 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
Jan 1, 2017 Mar 31, 2017 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Mar 31, 2017 Synthetic Organic Chemicals
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
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 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
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
Jul 1, 2016 Sep 30, 2016 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2016 Synthetic Organic Chemicals
Jul 1, 2016 Sep 30, 2016 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2016 Synthetic Organic Chemicals
Jul 1, 2016 Sep 30, 2016 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2016 Synthetic Organic Chemicals
Jul 1, 2016 Sep 30, 2016 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2016 Synthetic Organic Chemicals
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
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Mar 31, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 Sep 30, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2008 Sep 30, 2008 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2008 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2007 Oct 31, 2007 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2007 Total Coliform Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Jul 1, 2002 — Consumer Confidence Rule Other No No — — — Resolved Jun 20, 2003 Consumer Confidence Rule
Jan 1, 1998 Dec 31, 2000 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Glyphosate MR No Yes — 0.7 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 1998 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 1998 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 1998 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 LASSO MR No Yes — — — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Endothall MR No Yes — 0.1 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 1998 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 1998 Volatile Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 2000 Synthetic Organic Chemicals
Jan 1, 1998 Dec 31, 2000 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Dec 31, 2000 Synthetic 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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