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LOCKPORT TOWNSHIP

Michigan — Community Water System — PWSID: MI0003943

System Information

PWSIDMI0003943
System NameLOCKPORT TOWNSHIP
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 3, 1981
Last ReportedMar 30, 2026

Location & Contact

StateMichigan
CityCENTREVILLE
ZIP Code49032
Address20593 MAJOR RD
OrganizationMAJOR, MARK
Phone269-816-0904

Population & Service

Population Served1,778
Service Connections700

Drinking Water Violations (58)

This water system has 58 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, 2020 Sep 30, 2020 MON No No — — — Resolved Sep 30, 2020 —
Sep 1, 2020 Sep 30, 2020 MON No No — — — Resolved Sep 30, 2020 —
Sep 1, 2020 Sep 30, 2020 MON No No — — — Resolved Sep 30, 2020 —
Dec 1, 2013 Dec 31, 2013 MCL Yes No — 5% of samples — Resolved Dec 9, 2013 —
Dec 1, 2013 Dec 31, 2013 MCL Yes No — 5% of samples — Resolved Dec 9, 2013 —
Dec 1, 2013 Dec 31, 2013 MCL Yes No — 5% of samples — Resolved Dec 9, 2013 —
Dec 1, 2013 Dec 31, 2013 MCL Yes No — 5% of samples — Resolved Dec 9, 2013 —
Dec 1, 2013 Dec 31, 2013 MCL Yes No — 5% of samples — Resolved Dec 9, 2013 —
Nov 1, 2012 Nov 30, 2012 MR No No — 5% of samples — Resolved Nov 30, 2012 —
Nov 1, 2012 Nov 30, 2012 MR No No — 5% of samples — Resolved Nov 30, 2012 —
May 1, 2012 May 31, 2012 MR No No — 5% of samples — Resolved May 31, 2012 —
May 1, 2012 May 31, 2012 MR No No — 5% of samples — Resolved May 31, 2012 —
Apr 1, 2012 Apr 30, 2012 MR No No — 5% of samples — Resolved Apr 30, 2012 —
Apr 1, 2012 Apr 30, 2012 MR No No — 5% of samples — Resolved Apr 30, 2012 —
Apr 1, 2012 Apr 30, 2012 MR No No — 5% of samples — Resolved Apr 30, 2012 —
Sep 1, 2011 Sep 30, 2011 MCL Yes No — 5% of samples — Resolved Sep 30, 2011 —
Sep 1, 2011 Sep 30, 2011 MCL Yes No — 5% of samples — Resolved Sep 30, 2011 —
Sep 1, 2011 Sep 30, 2011 MCL Yes No — 5% of samples — Resolved Sep 30, 2011 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Dec 1, 2010 Dec 31, 2010 MCL Yes No — 5% of samples — Resolved Dec 31, 2010 —
Nov 1, 2010 Nov 30, 2010 MCL Yes No — 5% of samples — Resolved Nov 30, 2010 —
Nov 1, 2010 Nov 30, 2010 MCL Yes No — 5% of samples — Resolved Nov 30, 2010 —
Nov 1, 2010 Nov 30, 2010 MCL Yes No — 5% of samples — Resolved Nov 30, 2010 —
Nov 1, 2008 Nov 30, 2008 MR No No — 5% of samples — Resolved Nov 30, 2008 —
Nov 1, 2008 Nov 30, 2008 MR No No — 5% of samples — Resolved Nov 30, 2008 —
Nov 1, 2008 Nov 30, 2008 MR No No — 5% of samples — Resolved Nov 30, 2008 —
Nov 1, 2008 Nov 30, 2008 MR No No — 5% of samples — Resolved Nov 30, 2008 —
Dec 1, 2007 Dec 31, 2007 MR No No — 5% of samples — Resolved Dec 31, 2007 —
Dec 1, 2007 Dec 31, 2007 MR No No — 5% of samples — Resolved Dec 31, 2007 —
Dec 1, 2007 Dec 31, 2007 MR No No — 5% of samples — Resolved Dec 31, 2007 —
Dec 1, 2007 Dec 31, 2007 MR No No — 5% of samples — Resolved Dec 31, 2007 —
Jun 1, 2004 Jun 30, 2004 MCL Yes No — 5% of samples — Resolved Jun 30, 2004 —
Jun 1, 2004 Jun 30, 2004 MCL Yes No — 5% of samples — Resolved Jun 30, 2004 —
Jun 1, 2004 Jun 30, 2004 MCL Yes No — 5% of samples — Resolved Jun 30, 2004 —
Jun 1, 2004 Jun 30, 2004 MCL Yes No — 5% of samples — Resolved Jun 30, 2004 —
Jun 1, 2004 Jun 30, 2004 MCL Yes No — 5% of samples — Resolved Jun 30, 2004 —
Aug 1, 1999 Aug 31, 1999 MCL Yes No — 5% of samples — Resolved Aug 31, 1999 —
Aug 1, 1999 Aug 31, 1999 MCL Yes No — 5% of samples — Resolved Aug 31, 1999 —
Aug 1, 1999 Aug 31, 1999 MCL Yes No — 5% of samples — Resolved Aug 31, 1999 —
Aug 1, 1999 Aug 31, 1999 MCL Yes No — 5% of samples — Resolved Aug 31, 1999 —
Aug 1, 1999 Aug 31, 1999 MCL Yes No — 5% of samples — Resolved Aug 31, 1999 —
Jul 1, 1999 Sep 30, 1999 MR No Yes — 10 mg/L — Resolved Sep 30, 1999 —
Jul 1, 1999 Jul 31, 1999 MCL Yes No — 5% of samples — Resolved Jul 31, 1999 —
Jul 1, 1999 Jul 31, 1999 MCL Yes No — 5% of samples — Resolved Jul 31, 1999 —
Jul 1, 1999 Jul 31, 1999 MCL Yes No — 5% of samples — Resolved Jul 31, 1999 —
Jul 1, 1999 Jul 31, 1999 MCL Yes No — 5% of samples — Resolved Jul 31, 1999 —

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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