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CREST HILL

Illinois — Community Water System — PWSID: IL1970250

System Information

PWSIDIL1970250
System NameCREST HILL
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedFeb 13, 1981
Last ReportedDec 4, 2025

Location & Contact

StateIllinois
CityCREST HILL
ZIP Code60403
Address2090 Oakland Ave
OrganizationKEMP, JOHN
Phone815-723-8671

Population & Service

Population Served21,169
Service Connections6,500

Drinking Water Violations (178)

This water system has 178 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 12, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN 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 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Feb 23, 2025 — Public Notice Other No No — — — Resolved Mar 25, 2025 Public Notice Rule and Revised PN Rule
Feb 23, 2025 — Public Notice Other No No — — — Resolved Mar 25, 2025 Public Notice Rule and Revised PN Rule
Jul 13, 2024 — Public Notice Other No No — — — Resolved May 1, 2024 Public Notice Rule and Revised PN Rule
Jul 13, 2024 — Public Notice Other No No — — — Resolved May 1, 2024 Public Notice Rule and Revised PN Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Dec 30, 2024 Lead and Copper Rule
Jul 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Dec 30, 2024 Lead and Copper Rule
Jul 1, 2024 — Lead and Copper Rule MR No No — TT — Resolved Dec 30, 2024 Lead and Copper Rule
Jan 2, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Feb 14, 2025 Lead and Copper Rule
Jan 2, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Feb 14, 2025 Lead and Copper Rule
Jan 2, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Feb 14, 2025 Lead and Copper Rule
Jan 2, 2024 — Lead and Copper Rule TT Yes No — TT — Resolved Feb 14, 2025 Lead and Copper Rule
Jul 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 11, 2024 Lead and Copper Rule
Jul 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 11, 2024 Lead and Copper Rule
Jul 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 11, 2024 Lead and Copper Rule
Jul 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Mar 11, 2024 Lead and Copper Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Dec 9, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Dec 9, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Dec 9, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Dec 9, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Sep 1, 2021 Sep 30, 2021 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2021 Revised Total Coliform Rule
Sep 1, 2021 Sep 30, 2021 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2021 Revised Total Coliform Rule
Sep 1, 2021 Sep 30, 2021 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2021 Revised Total Coliform Rule
Sep 1, 2021 Sep 30, 2021 Revised Total Coliform Rule MON No No — — — Resolved Sep 30, 2021 Revised Total Coliform Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No No — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2020 Dec 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2020 Dec 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2020 Dec 31, 2022 CYANIDE MR No Yes — 0.2 mg/L — Archived Dec 31, 2022 Inorganic Chemicals
Jan 1, 2020 Dec 31, 2022 Combined Radium (-226 and -228) MR No Yes — 5 pCi/L — Resolved Dec 31, 2022 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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