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Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

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HILLTOP IMPROVEMENT DISTRICT

Oregon — Community Water System — PWSID: OR4100237

System Information

PWSIDOR4100237
System NameHILLTOP IMPROVEMENT DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedMar 25, 2026

Location & Contact

StateOregon
CityCOTTAGE GROVE
ZIP Code97424
Address75105 TARA LN
OrganizationHILLTOP IMPROVEMENT DISTRICT
Phone541-206-3976

Population & Service

Population Served45
Service Connections19

Drinking Water Violations (615)

This water system has 615 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 — MR No No — TT — Resolved Aug 23, 2024 —
Oct 1, 2023 — Other No No — — — Resolved Dec 6, 2023 —
Mar 13, 2011 — Other No No — — — Resolved Feb 7, 2011 —
Mar 13, 2011 — Other No No — — — Resolved Feb 7, 2011 —
Oct 1, 2010 Dec 31, 2010 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2010 —
Oct 1, 2010 Dec 31, 2010 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2010 —
Oct 1, 2010 Dec 31, 2010 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2010 —
Aug 27, 2010 — Other No No — — — Resolved Feb 7, 2011 —
Aug 27, 2010 — Other No No — — — Resolved Feb 7, 2011 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No .015 MG/L 0.010 mg/L .01 Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No .015 MG/L 0.010 mg/L .01 Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No .015 MG/L 0.010 mg/L .01 Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No .015 MG/L 0.010 mg/L .01 Resolved Sep 30, 2010 —
Apr 1, 2010 Jun 30, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2010 —
Apr 1, 2010 Jun 30, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2010 —
Apr 1, 2010 Jun 30, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Jun 30, 2010 —
Jan 1, 2010 Mar 31, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2010 —
Jan 1, 2010 Mar 31, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2010 —
Jan 1, 2010 Mar 31, 2010 MCL Yes No .019 MG/L 0.010 mg/L .01 Resolved Mar 31, 2010 —
Oct 1, 2009 Dec 31, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2009 —
Oct 1, 2009 Dec 31, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2009 —
Oct 1, 2009 Dec 31, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2009 —
Oct 1, 2009 Dec 31, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Dec 31, 2009 —
Jul 1, 2009 Sep 30, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Sep 30, 2009 —
Jul 1, 2009 Sep 30, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Sep 30, 2009 —
Jul 1, 2009 Sep 30, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Sep 30, 2009 —
Jul 1, 2009 Sep 30, 2009 MCL Yes No .018 MG/L 0.010 mg/L .01 Resolved Sep 30, 2009 —
Apr 1, 2009 Jun 30, 2009 MCL Yes No .017 MG/L 0.010 mg/L .01 Resolved Jun 30, 2009 —
Apr 1, 2009 Jun 30, 2009 MCL Yes No .017 MG/L 0.010 mg/L .01 Resolved Jun 30, 2009 —
Jan 1, 2009 Mar 31, 2009 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Mar 31, 2009 —
Jan 1, 2009 Mar 31, 2009 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Mar 31, 2009 —
Jan 1, 2009 Jan 31, 2009 MCL Yes No — 5% of samples — Resolved Jan 31, 2009 —
Jan 1, 2009 Jan 31, 2009 MR No No — 5% of samples — Resolved Jan 31, 2009 —
Oct 1, 2008 Dec 31, 2008 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Dec 31, 2008 —
Oct 1, 2008 Dec 31, 2008 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Dec 31, 2008 —
Oct 1, 2008 Oct 31, 2008 MR No No — 5% of samples — Resolved Oct 31, 2008 —
Sep 1, 2008 Sep 30, 2008 MCL Yes No — 5% of samples — Resolved Sep 30, 2008 —
Aug 1, 2008 Aug 31, 2008 MCL Yes No — 5% of samples — Resolved Aug 31, 2008 —
Jul 1, 2008 Sep 30, 2008 MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Sep 30, 2008 —
Jul 1, 2008 Sep 30, 2008 MCL Yes No .016 MG/L 0.010 mg/L .01 Resolved Sep 30, 2008 —
Jun 1, 2008 Jun 30, 2008 MR No No — 5% of samples — Resolved Jun 30, 2008 —
Apr 1, 2008 Jun 30, 2008 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Jun 30, 2008 —
Apr 1, 2008 Jun 30, 2008 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Jun 30, 2008 —
Jan 1, 2008 Mar 31, 2008 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2008 —
Jan 1, 2008 Mar 31, 2008 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Mar 31, 2008 —
Oct 1, 2007 Dec 31, 2007 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2007 —
Oct 1, 2007 Dec 31, 2007 MCL Yes No .02 MG/L 0.010 mg/L .01 Resolved Dec 31, 2007 —
Jan 1, 2007 Jan 31, 2007 MCL Yes No — 5% of samples — Resolved Jan 31, 2007 —
Aug 1, 2006 Aug 31, 2006 MR No No — 5% of samples — Resolved Aug 31, 2006 —
Jul 1, 2006 Jul 31, 2006 MCL Yes No — 5% of samples — Resolved Jul 31, 2006 —

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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