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SHELBY CITY

Ohio — Community Water System — PWSID: OH7004511

System Information

PWSIDOH7004511
System NameSHELBY CITY
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 30, 1981
Last ReportedNov 17, 2025

Location & Contact

StateOhio
CitySHELBY
ZIP Code44875-1280
Address23 E MAIN ST
OrganizationENSMAN, JOHN
Phone419-342-4085

Population & Service

Population Served9,453
Service Connections4,172

Drinking Water Violations (189)

This water system has 189 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
Nov 29, 2018 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2018 Jul 31, 2018 E. COLI MR No Yes — — — Resolved Jul 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2018 Jul 31, 2018 E. COLI MR No Yes — — — Resolved Jul 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2018 Jul 31, 2018 E. COLI MR No Yes — — — Resolved Jul 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Jul 1, 2018 Jul 31, 2018 E. COLI MR No Yes — — — Resolved Jul 31, 2018 Long Term 2 Enhanced Surface Water Treatment Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .092 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .092 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .092 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .092 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2006 Dec 31, 2006 TTHM MCL Yes No .092 MG/L 0.080 mg/L .08 Resolved Dec 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MCL Yes No .11 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MCL Yes No .11 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MCL Yes No .11 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MCL Yes No .11 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2006 Sep 30, 2006 TTHM MCL Yes No .11 MG/L 0.080 mg/L .08 Resolved Sep 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2006 Jun 30, 2006 TTHM MCL Yes No .117 MG/L 0.080 mg/L .08 Resolved Jun 30, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .1 MG/L 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .1 MG/L 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .1 MG/L 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .1 MG/L 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2006 Mar 31, 2006 TTHM MCL Yes No .1 MG/L 0.080 mg/L — Resolved Mar 31, 2006 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Oct 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Oct 31, 2005 Nitrate Rule
Oct 1, 2005 Oct 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Oct 31, 2005 Nitrate Rule
Oct 1, 2005 Oct 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Oct 31, 2005 Nitrate Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Dec 31, 2005 TTHM MCL Yes No .088 MG/L 0.080 mg/L — Resolved Dec 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2005 Oct 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Oct 31, 2005 Nitrate Rule
Oct 1, 2005 Oct 31, 2005 Nitrate MR No Yes — 10 mg/L — Resolved Oct 31, 2005 Nitrate Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2005 Sep 30, 2005 TTHM MCL Yes No .083 MG/L 0.080 mg/L — Resolved Sep 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09 MG/L 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09 MG/L 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09 MG/L 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09 MG/L 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2005 Jun 30, 2005 TTHM MCL Yes No .09 MG/L 0.080 mg/L — Resolved Jun 30, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 TTHM MCL Yes No .115 MG/L 0.080 mg/L — Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 TTHM MCL Yes No .115 MG/L 0.080 mg/L — Resolved Mar 31, 2005 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2005 Mar 31, 2005 TTHM MCL Yes No .115 MG/L 0.080 mg/L — Resolved Mar 31, 2005 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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