Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Safety Ratings 11,700+ NHTSA crash test ratings Investigations 5,300+ NHTSA defect investigations Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports Brand History Cross-category recall lookup by company
Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

ARIVACA TOWNSITE WATER COOP

Arizona — Community Water System — PWSID: AZ0410002

System Information

PWSIDAZ0410002
System NameARIVACA TOWNSITE WATER COOP
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
CityARIVACA
ZIP Code85601
Address—
OrganizationJENT, PATTI
Phone520-398-8195

Population & Service

Population Served150
Service Connections165

Drinking Water Violations (131)

This water system has 131 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
Nov 1, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Dec 13, 2018 Revised Total Coliform Rule
Aug 1, 2017 Jul 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017 Jul 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017 Jul 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017 Jul 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2018 Stage 2 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
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 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 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
Aug 1, 2016 Jul 31, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2016 Jul 31, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2016 Jul 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2016 Jul 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Jul 1, 2015 Jul 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2015 Total Coliform Rule
Apr 1, 2015 Jun 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Jan 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2015 Total Coliform Rule
Jan 1, 2015 Jan 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2015 Total Coliform Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2014 Total Coliform Rule
Nov 1, 2014 Nov 30, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2014 Total Coliform Rule
Jul 1, 2014 Sep 30, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2014 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 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
Dec 1, 2013 Dec 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2013 Total Coliform Rule
Dec 1, 2013 Dec 31, 2013 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2013 Total Coliform 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
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
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
Jul 1, 2012 Sep 30, 2012 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2012 Total Coliform Rule
Jun 1, 2012 Jun 30, 2012 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2012 Total Coliform 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 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2012 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2011 Dec 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2011 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
Apr 1, 2011 Apr 30, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2011 Total Coliform Rule
Apr 1, 2011 Jun 30, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Apr 30, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Apr 30, 2011 Total Coliform Rule
Jan 1, 2011 Dec 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Dec 31, 2011 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Dec 31, 2010 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Mar 31, 2010 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2010 Dec 31, 2010 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2009 Nov 30, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2009 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.

Browse All Water Systems Water Safety Stats Water Safety Home
Browse All Water Systems Water Systems in Arizona