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CHICAGO HEIGHTS

Illinois — Community Water System — PWSID: IL0310450

System Information

PWSIDIL0310450
System NameCHICAGO HEIGHTS
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
CityCHICAGO HEIGHTS
ZIP Code60411
Address137 EAST 14th STREET
OrganizationAYALA, GILBERT
Phone708-756-5381

Population & Service

Population Served26,184
Service Connections9,795

Drinking Water Violations (35)

This water system has 35 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
Jan 1, 2025 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 Mar 31, 2025 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 27, 2024 Lead and Copper Rule
Feb 1, 2017 Feb 28, 2017 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2017 Revised Total Coliform Rule
Feb 1, 2017 Feb 28, 2017 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2017 Revised Total Coliform Rule
Feb 1, 2017 Feb 28, 2017 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2017 Revised Total Coliform Rule
Feb 1, 2017 Feb 28, 2017 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2017 Revised Total Coliform Rule
Jan 1, 2017 Mar 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Mar 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Mar 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Mar 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Aug 4, 2014 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Aug 4, 2014 Consumer Confidence Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Nov 1, 2010 Nov 30, 2010 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2010 Total Coliform Rule
Jun 30, 1977 Jun 29, 1981 Gross Alpha, Excl. Radon and U MR No No — 15 pCi/L — Archived Jun 29, 1981 Radionuclides and Revised Rad 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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