WINNERS HORSESHOE - ANNEX

Oregon - Transient Non-Community - PWSID: OR4195156

System Information

PWSIDOR4195156
System NameWINNERS HORSESHOE - ANNEX
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedDec 1, 2001
Last ReportedMar 25, 2026

Location & Contact

StateOregon
CityONTARIO
ZIP Code97917
AddressPO BOX 428
OrganizationWINNERS HORSESHOE - ANNEX
Phone541-889-9113

Population & Service

Population Served25
Service Connections1

Drinking Water Violations (37)

This water system has 37 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
Jan 1, 2025 Dec 31, 2025 MR No Yes - 10 mg/L - Archived Dec 31, 2025 -
Mar 1, 2024 Mar 31, 2024 MON No Yes - - - Resolved Mar 31, 2024 -
Oct 1, 2023 Dec 31, 2023 MON No Yes - - - Resolved Dec 31, 2023 -
Oct 1, 2023 Dec 31, 2023 MON No Yes - - - Resolved Dec 31, 2023 -
Apr 1, 2023 Jun 30, 2023 MON No Yes - - - Resolved Jun 30, 2023 -
Jul 1, 2022 Sep 30, 2022 MON No Yes - - - Resolved Sep 30, 2022 -
Jan 1, 2022 Mar 31, 2022 MON No Yes - - - Resolved Mar 31, 2022 -
Jul 1, 2020 Sep 30, 2020 MON No Yes - - - Resolved Sep 30, 2020 -
Apr 1, 2020 Jun 30, 2020 MON No Yes - - - Resolved Jun 30, 2020 -
Jan 1, 2019 Dec 31, 2019 MR No Yes - 10 mg/L - Resolved Dec 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MON No Yes - - - Resolved Mar 31, 2019 -
Apr 1, 2018 Jun 30, 2018 MON No Yes - - - Resolved Jun 30, 2018 -
Jul 1, 2017 Sep 30, 2017 MON No Yes - - - Resolved Sep 30, 2017 -
Apr 1, 2017 Jun 30, 2017 MON No Yes - - - Resolved Jun 30, 2017 -
Jan 1, 2017 Mar 31, 2017 MON No Yes - - - Resolved Mar 31, 2017 -
Jan 1, 2017 Dec 31, 2017 MR No Yes - 10 mg/L - Resolved Dec 31, 2017 -
Jan 1, 2016 Mar 31, 2016 MR No No - 5% of samples - Resolved Mar 31, 2016 -
Jan 1, 2016 Dec 31, 2016 MR No Yes - 10 mg/L - Resolved Dec 31, 2016 -
Jan 1, 2015 Mar 31, 2015 MR No No - 5% of samples - Resolved Mar 31, 2015 -
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 -
Aug 1, 2008 Aug 31, 2008 MR No No - 5% of samples - Resolved Aug 31, 2008 -
Aug 1, 2008 Aug 31, 2008 MR No No - 5% of samples - Resolved Aug 31, 2008 -
Apr 1, 2008 Jun 30, 2008 MR No No - 5% of samples - Resolved Jun 30, 2008 -
Apr 1, 2008 Jun 30, 2008 MR No No - 5% of samples - Resolved Jun 30, 2008 -
Oct 1, 2007 Dec 31, 2007 MR No No - 5% of samples - Resolved Dec 31, 2007 -
Oct 1, 2007 Dec 31, 2007 MR No No - 5% of samples - Resolved Dec 31, 2007 -
Jul 1, 2007 Sep 30, 2007 MR No No - 5% of samples - Resolved Sep 30, 2007 -
Jul 1, 2007 Sep 30, 2007 MR No No - 5% of samples - Resolved Sep 30, 2007 -
Apr 1, 2007 Jun 30, 2007 MR No No - 5% of samples - Resolved Jun 30, 2007 -
Apr 1, 2007 Jun 30, 2007 MR No No - 5% of samples - Resolved Jun 30, 2007 -
Oct 1, 2001 Dec 31, 2001 MR No No - 5% of samples - Resolved Dec 31, 2001 -
Oct 1, 2001 Dec 31, 2001 MR No No - 5% of samples - Resolved Dec 31, 2001 -
Jul 1, 2001 Sep 30, 2001 MR No No - 5% of samples - Resolved Sep 30, 2001 -
Jul 1, 2001 Sep 30, 2001 MR No No - 5% of samples - Resolved Sep 30, 2001 -
Jan 1, 2001 Dec 31, 2001 MR No Yes - 10 mg/L - Resolved Dec 31, 2001 -
Jan 1, 2001 Dec 31, 2001 MR No Yes - 10 mg/L - Resolved Dec 31, 2001 -

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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