TRI-COUNTY WATER AUTHORITY

Ohio — Community Water System — PWSID: OH3401403

System Information

PWSIDOH3401403
System NameTRI-COUNTY WATER AUTHORITY
System TypeCommunity Water System
Water SourceGround Water Purchased
Activity StatusActive
Owner TypePrivate
EPA Region05
Serves SchoolNo
WholesalerNo
First ReportedJan 30, 1981
Last ReportedNov 17, 2025

Location & Contact

StateOhio
CityHARRISVILLE
ZIP Code43972
AddressP.O. BOX 546
OrganizationWELLING, TAMMY
Phone740-546-3745

Population & Service

Population Served2,370
Service Connections783

Drinking Water Violations (17)

This water system has 17 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
Dec 20, 2023 Public Notice Other No No Resolved Apr 19, 2024 Public Notice Rule and Revised PN Rule
Dec 20, 2023 Public Notice Other No No Resolved Apr 19, 2024 Public Notice Rule and Revised PN Rule
Nov 1, 2022 Nov 30, 2022 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2022 Revised Total Coliform Rule
Nov 1, 2022 Nov 30, 2022 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2022 Revised Total Coliform Rule
Nov 1, 2022 Nov 30, 2022 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2022 Revised Total Coliform Rule
Nov 1, 2022 Nov 30, 2022 Revised Total Coliform Rule MON No Yes Resolved Nov 30, 2022 Revised Total Coliform Rule
Jan 2, 2010 Stage 2 Disinfectants and Disinfection Byproducts Rule MR No No Resolved Sep 15, 2010 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 2, 2010 Stage 2 Disinfectants and Disinfection Byproducts Rule MR No No Resolved Sep 15, 2010 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2009 Consumer Confidence Rule Other No No Unaddressed Consumer Confidence Rule
Oct 1, 2008 Sep 30, 2009 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2009 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Sep 30, 2009 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2009 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Sep 30, 2009 TTHM MR No Yes 0.080 mg/L Resolved Sep 30, 2009 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2008 Sep 30, 2009 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Sep 30, 2009 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 1994 Apr 30, 1994 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 1994 Total Coliform Rule
Apr 1, 1994 Apr 30, 1994 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 1994 Total Coliform Rule
Apr 1, 1994 Apr 30, 1994 Coliform (TCR) MR No No 5% of samples Resolved Apr 30, 1994 Total Coliform 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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