CABALLO LOCO RANCH

Arizona — Transient Non-Community — PWSID: AZ0420601

System Information

PWSIDAZ0420601
System NameCABALLO LOCO RANCH
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region09
Serves SchoolNo
WholesalerNo
First ReportedJan 22, 1982
Last ReportedMar 12, 2026

Location & Contact

StateArizona
CityLUKEVILLE
ZIP Code85341
Address
OrganizationOSORIO, PALOMA
Phone520-387-5507

Population & Service

Population Served150
Service Connections5

Drinking Water Violations (65)

This water system has 65 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
Apr 1, 2025 Apr 30, 2025 MON No No Resolved Apr 30, 2025
Apr 1, 2025 Apr 30, 2025 MON No No Resolved Apr 30, 2025
Apr 1, 2025 Apr 30, 2025 MON No No Resolved Apr 30, 2025
Jan 1, 2025 Dec 31, 2025 MR No Yes 10 mg/L Archived Dec 31, 2025
Nov 21, 2024 Other No No Resolved Feb 3, 2025
Nov 21, 2024 Other No No Resolved Feb 3, 2025
Sep 22, 2024 Other No No Resolved Sep 25, 2024
Sep 22, 2024 Other No No Resolved Sep 25, 2024
Aug 16, 2024 Other No No Resolved Sep 25, 2024
Aug 16, 2024 Other No No Resolved Sep 25, 2024
Oct 1, 2023 Oct 31, 2023 MON No No Resolved Oct 31, 2023
Oct 1, 2023 Oct 31, 2023 MON No No Resolved Oct 31, 2023
Oct 1, 2023 Oct 31, 2023 MON No No Resolved Oct 31, 2023
Oct 1, 2023 Oct 31, 2023 MON No No Resolved Oct 31, 2023
Aug 1, 2023 Aug 31, 2023 MON No No Resolved Aug 31, 2023
Aug 1, 2023 Aug 31, 2023 MON No No Resolved Aug 31, 2023
Aug 1, 2023 Aug 31, 2023 MON No No Resolved Aug 31, 2023
Aug 1, 2023 Aug 31, 2023 MON No No Resolved Aug 31, 2023
Jul 1, 2023 Jul 31, 2023 MON No Yes Resolved Jul 31, 2023
Jul 1, 2023 Jul 31, 2023 MON No Yes Resolved Jul 31, 2023
Jul 1, 2023 Jul 31, 2023 MON No Yes Resolved Jul 31, 2023
Jul 1, 2023 Jul 31, 2023 MON No Yes Resolved Jul 31, 2023
Nov 1, 2022 TT Yes No Resolved Jan 9, 2023
Nov 1, 2022 TT Yes No Resolved Jan 9, 2023
Nov 1, 2022 RPT No No Resolved Jan 9, 2023
Nov 1, 2022 RPT No No Resolved Jan 9, 2023
Oct 22, 2017 RPT No No Resolved Dec 11, 2017
Oct 22, 2017 RPT No No Resolved Dec 11, 2017
Oct 22, 2017 TT Yes No Resolved Dec 20, 2017
Oct 22, 2017 TT Yes No Resolved Dec 20, 2017
Oct 1, 2016 Oct 31, 2016 MON No Yes Resolved Oct 31, 2016
Oct 1, 2016 Oct 31, 2016 MON No Yes Resolved Oct 31, 2016
Nov 1, 2015 Nov 30, 2015 MR No No 5% of samples Resolved Nov 30, 2015
Nov 1, 2015 Nov 30, 2015 MR No No 5% of samples Resolved Nov 30, 2015
Oct 1, 2015 Oct 31, 2015 MR No No 5% of samples Resolved Oct 31, 2015
Oct 1, 2015 Oct 31, 2015 MR No No 5% of samples Resolved Oct 31, 2015
Oct 1, 2014 Oct 31, 2014 MR No No 5% of samples Resolved Oct 31, 2014
Oct 1, 2014 Oct 31, 2014 MR No No 5% of samples Resolved Oct 31, 2014
Jan 1, 2011 Dec 31, 2011 MR No Yes 10 mg/L Resolved Dec 31, 2011
Jan 1, 2011 Dec 31, 2011 MR No Yes 10 mg/L Resolved Dec 31, 2011
Jan 1, 2011 Dec 31, 2011 MR No Yes 10 mg/L Resolved Dec 31, 2011
Jan 1, 2011 Dec 31, 2011 MR No Yes 10 mg/L Resolved Dec 31, 2011
Sep 1, 2010 Sep 30, 2010 MR No No 5% of samples Resolved Sep 30, 2010
Sep 1, 2010 Sep 30, 2010 MR No No 5% of samples Resolved Sep 30, 2010
Jan 1, 2010 Dec 31, 2010 MR No Yes 10 mg/L Resolved Dec 31, 2010
Jan 1, 2010 Dec 31, 2010 MR No Yes 10 mg/L Resolved Dec 31, 2010
Jan 1, 2009 Dec 31, 2009 MR No Yes 10 mg/L Resolved Dec 31, 2009
Jan 1, 2009 Dec 31, 2009 MR No Yes 10 mg/L Resolved Dec 31, 2009
Nov 1, 2008 Nov 30, 2008 MR No No 5% of samples Resolved Nov 30, 2008
Nov 1, 2008 Nov 30, 2008 MCL Yes No 5% of samples Resolved Nov 30, 2008

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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