STEWARD

Illinois - Community Water System - PWSID: IL1030450

System Information

PWSIDIL1030450
System NameSTEWARD
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1981
Last ReportedFeb 26, 2026

Location & Contact

StateIllinois
CitySTEWARD
ZIP Code60553
AddressVILLAGE OF STEWARD
OrganizationMCKISKI, HUGH
Phone815-396-2846

Population & Service

Population Served238
Service Connections114

Drinking Water Violations (161)

This water system has 161 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
Aug 22, 2025 - Other No No - - - Resolved Sep 1, 2025 -
Aug 22, 2025 - Other No No - - - Resolved Sep 1, 2025 -
Apr 1, 2025 Jun 30, 2025 MR No Yes - 1 mg/L - Archived Jun 30, 2025 -
Apr 1, 2025 Jun 30, 2025 MR No Yes - 10 mg/L - Archived Jun 30, 2025 -
Apr 1, 2025 Jun 30, 2025 MR No Yes - 10 mg/L - Archived Jun 30, 2025 -
Apr 1, 2025 Jun 30, 2025 MR No Yes - 1 mg/L - Archived Jun 30, 2025 -
Oct 17, 2024 - TT Yes No - - - Resolved Apr 10, 2025 -
Oct 17, 2024 - TT Yes No - - - Resolved Apr 10, 2025 -
Oct 17, 2024 - TT Yes No - - - Resolved Apr 10, 2025 -
Oct 17, 2024 - TT Yes No - - - Resolved Apr 10, 2025 -
Jul 1, 2024 - Other No No - - - Resolved Aug 12, 2024 -
Jul 1, 2024 - Other No No - - - Resolved Aug 12, 2024 -
Jul 1, 2019 - Other No No - - - Resolved Aug 10, 2019 -
Jul 1, 2019 - Other No No - - - Resolved Aug 10, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2019 -
Jan 1, 2019 Mar 31, 2019 MCL Yes No .012 MG/L 0.010 mg/L .01 Resolved Mar 31, 2019 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Dec 31, 2018 -
Oct 1, 2018 Dec 31, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Dec 31, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Sep 30, 2018 -
Jul 1, 2018 Sep 30, 2018 MCL Yes No .013 MG/L 0.010 mg/L .01 Resolved Sep 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Jun 30, 2018 -
Apr 1, 2018 Jun 30, 2018 MCL Yes No .014 MG/L 0.010 mg/L .01 Resolved Jun 30, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Mar 31, 2018 -
Jan 1, 2018 Mar 31, 2018 MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Mar 31, 2018 -
Jul 1, 2012 Jul 31, 2012 MCL Yes No - 5% of samples - Resolved Jul 31, 2012 -
Jul 1, 2012 Jul 31, 2012 MCL Yes No - 5% of samples - Resolved Jul 31, 2012 -
Jul 1, 2012 Jul 31, 2012 MCL Yes No - 5% of samples - Resolved Jul 31, 2012 -
Jul 1, 2012 Jul 31, 2012 MCL Yes No - 5% of samples - Resolved Jul 31, 2012 -
Jan 1, 2007 Mar 31, 2007 MR No Yes - 5 pCi/L - Resolved Mar 31, 2007 -
Jan 1, 2007 Mar 31, 2007 MR No Yes - 5 pCi/L - Resolved Mar 31, 2007 -
Jul 1, 2005 - Other No No - - - Resolved Oct 5, 2005 -
Jul 1, 2005 - Other No No - - - Resolved Oct 5, 2005 -
Jul 1, 2005 - Other No No - - - Resolved Oct 5, 2005 -
Jul 1, 2005 - Other No No - - - Resolved Oct 5, 2005 -
Jan 1, 2004 Mar 31, 2004 MR No Yes - 0.005 mg/L - Resolved Mar 31, 2004 -

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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