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OAK BROOK ESTATES

Ohio — Community Water System — PWSID: IN5234003

System Information

PWSIDIN5234003
System NameOAK BROOK ESTATES
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 21, 1981
Last ReportedNov 14, 2025

Location & Contact

StateOhio
CityCINCINNATI
ZIP Code45241
Address6310 East Kemper Road, Suite 125
OrganizationREYES, HEATHER
Phone513-785-0505

Population & Service

Population Served455
Service Connections182

Drinking Water Violations (57)

This water system has 57 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
Oct 7, 2024 — Consumer Confidence Rule Other No No — — — Resolved Feb 21, 2025 Consumer Confidence Rule
Oct 7, 2024 — Consumer Confidence Rule Other No No — — — Resolved Feb 21, 2025 Consumer Confidence Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 11, 2024 Consumer Confidence Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 11, 2024 Consumer Confidence Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 11, 2024 Consumer Confidence Rule
Jul 1, 2017 Jul 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2017 Revised Total Coliform Rule
Jul 1, 2017 Jul 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2017 Revised Total Coliform Rule
Jul 1, 2017 Jul 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2017 Revised Total Coliform Rule
Jun 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Jun 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Jun 1, 2017 Jun 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2017 Revised Total Coliform Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Apr 13, 2017 Lead and Copper Rule
Jan 1, 2017 — Lead and Copper Rule MR No No — TT — Resolved Apr 13, 2017 Lead and Copper Rule
Oct 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Oct 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Sep 21, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Sep 21, 2016 — Revised Total Coliform Rule TT Yes No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Jan 1, 2016 Dec 31, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Oct 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Sep 11, 2017 Consumer Confidence Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2015 Total Coliform Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2015 Total Coliform Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2015 Total Coliform Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Aug 31, 2015 Total Coliform Rule
Oct 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Dec 29, 2014 Consumer Confidence Rule
Oct 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Dec 29, 2014 Consumer Confidence Rule
Jan 1, 2014 Dec 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Dec 31, 2014 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2001 — Consumer Confidence Rule Other No No — — — Resolved Nov 27, 2001 Consumer Confidence Rule
Oct 1, 2001 Dec 31, 2001 LASSO MR No Yes — — — Resolved Dec 31, 2001 Synthetic Organic Chemicals
Oct 1, 2001 Dec 31, 2001 LASSO MR No Yes — — — Resolved Dec 31, 2001 Synthetic 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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