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NORTH CHICAGO

Illinois — Community Water System — PWSID: IL0971250

System Information

PWSIDIL0971250
System NameNORTH CHICAGO
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1981
Last ReportedDec 4, 2025

Location & Contact

StateIllinois
CityNORTH CHICAGO
ZIP Code60064
Address1850 Lewis Street
OrganizationMILLER, BOB
Phone847-596-8871

Population & Service

Population Served16,813
Service Connections4,211

Drinking Water Violations (132)

This water system has 132 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 1, 2025 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jul 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jun 20, 2024 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
Jun 20, 2024 — Public Notice Other No No — — — Resolved Jun 20, 2024 Public Notice Rule and Revised PN Rule
Apr 1, 2024 Jun 30, 2024 Di(2-ethylhexyl) phthalate MCL Yes No 8 UG/L 0.006 mg/L 6 Resolved Jun 30, 2024 Synthetic Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Di(2-ethylhexyl) phthalate MCL Yes No 8 UG/L 0.006 mg/L 6 Resolved Jun 30, 2024 Synthetic Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Di(2-ethylhexyl) phthalate MCL Yes No 8 UG/L 0.006 mg/L 6 Resolved Jun 30, 2024 Synthetic Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Di(2-ethylhexyl) phthalate MCL Yes No 8 UG/L 0.006 mg/L 6 Resolved Jun 30, 2024 Synthetic Organic Chemicals
Apr 1, 2024 Jun 30, 2024 Di(2-ethylhexyl) phthalate MCL Yes No 8 UG/L 0.006 mg/L 6 Resolved Jun 30, 2024 Synthetic Organic Chemicals
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 28, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 28, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 28, 2024 Lead and Copper Rule
Oct 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 28, 2024 Lead and Copper Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 TTHM MR No Yes — 0.080 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2019 Apr 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Apr 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2012 Feb 29, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Feb 29, 2012 Total Coliform Rule
Feb 1, 2012 Feb 29, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Feb 29, 2012 Total Coliform Rule
Feb 1, 2012 Feb 29, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Feb 29, 2012 Total Coliform Rule
Feb 1, 2012 Feb 29, 2012 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Feb 29, 2012 Total Coliform Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2005 Jan 31, 2005 Interim Enhanced Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2005 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2004 Dec 31, 2004 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals
Jan 1, 2004 Dec 31, 2004 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2004 Volatile Organic Chemicals

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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