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DELAWARE CITY PWS

Ohio — Community Water System — PWSID: OH2100311

System Information

PWSIDOH2100311
System NameDELAWARE CITY PWS
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
CityDELAWARE
ZIP Code43015
AddressCITY OF DELAWARE
OrganizationHINSON, THOMAS
Phone740-203-1926

Population & Service

Population Served43,895
Service Connections15,708

Drinking Water Violations (18)

This water system has 18 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
Apr 1, 2014 Jun 30, 2014 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2014 Jun 30, 2014 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Mar 31, 2014 TTHM MCL Yes No .095 MG/L 0.080 mg/L .08 Resolved Mar 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Mar 31, 2014 TTHM MCL Yes No .095 MG/L 0.080 mg/L .08 Resolved Mar 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Mar 31, 2014 TTHM MCL Yes No .095 MG/L 0.080 mg/L .08 Resolved Mar 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2014 Mar 31, 2014 TTHM MCL Yes No .095 MG/L 0.080 mg/L .08 Resolved Mar 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2013 Dec 31, 2013 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2013 Dec 31, 2013 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2013 Dec 31, 2013 TTHM MCL Yes No .1 MG/L 0.080 mg/L .08 Resolved Dec 31, 2013 Stage 2 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2009 Feb 28, 2009 Surface Water Treatment Rule MR No No — — — Resolved Feb 28, 2009 Surface Water Treatment Rule
Feb 1, 2009 Feb 28, 2009 Surface Water Treatment Rule MR No No — — — Resolved Feb 28, 2009 Surface Water Treatment Rule
Feb 1, 2009 Feb 28, 2009 Surface Water Treatment Rule MR No No — — — Resolved Feb 28, 2009 Surface Water Treatment Rule
Feb 1, 2009 Feb 28, 2009 Surface Water Treatment Rule MR No No — — — Resolved Feb 28, 2009 Surface Water Treatment Rule
Jan 1, 1989 Jan 31, 1989 Nitrate MCL Yes No 11 10 mg/L 10 Archived Jan 31, 1989 Nitrate Rule
Jan 1, 1989 Jan 31, 1989 Nitrate MCL Yes No 11 10 mg/L 10 Archived Jan 31, 1989 Nitrate Rule
— — — No No — — — — — —

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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