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MARKHAM

Illinois — Community Water System — PWSID: IL0311770

System Information

PWSIDIL0311770
System NameMARKHAM
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1981
Last ReportedDec 4, 2025

Location & Contact

StateIllinois
CityMARKHAM
ZIP Code60428
AddressCITY HALL - PUBLIC WORKS
OrganizationVAUGHT, MELISSA
Phone708-331-4905

Population & Service

Population Served12,500
Service Connections4,138

Drinking Water Violations (120)

This water system has 120 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
Jul 2, 2025 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Jul 2, 2025 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Unaddressed — Lead and Copper Rule Revisions
Jul 1, 2025 Sep 30, 2025 TTHM MR No Yes — 0.080 mg/L — Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 11, 2023 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 11, 2023 Consumer Confidence Rule
Jun 15, 2023 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
Jun 15, 2023 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
Jun 15, 2023 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
Jun 15, 2023 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
May 1, 2022 May 31, 2022 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2022 Revised Total Coliform Rule
May 1, 2022 May 31, 2022 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2022 Revised Total Coliform Rule
May 1, 2022 May 31, 2022 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2022 Revised Total Coliform Rule
May 1, 2022 May 31, 2022 Revised Total Coliform Rule MON No No — — — Resolved May 31, 2022 Revised Total Coliform Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 23, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 23, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 23, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 23, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved Mar 29, 2021 Lead and Copper Rule
Dec 30, 2020 — Lead and Copper Rule MR No No — TT — Resolved Mar 29, 2021 Lead and Copper Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Aug 1, 2013 Aug 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2013 Total Coliform Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 19, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 19, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 19, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Sep 30, 2013 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 19, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Dec 8, 2011 Consumer Confidence Rule
Jul 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Dec 8, 2011 Consumer Confidence Rule
Jan 1, 2011 Mar 31, 2011 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 21, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Jan 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2011 Total Coliform Rule
Jan 1, 2011 Jan 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2011 Total Coliform Rule
Jan 1, 2011 Jan 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2011 Total Coliform Rule
Jan 1, 2011 Jan 31, 2011 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2011 Total Coliform Rule
Jul 1, 2007 Sep 30, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Sep 30, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Sep 30, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2007 Sep 30, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule

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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