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KAY COUNTY RURAL WATER DISTRICT 7

Oklahoma — Community Water System — PWSID: OK3003601

System Information

PWSIDOK3003601
System NameKAY COUNTY RURAL WATER DISTRICT 7
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityBLACKWELL
ZIP Code74631
AddressRichard Reese, Chairperson
OrganizationRURAL WATER DISTRICT 7, KAY COUNTY OK
Phone580-363-1260

Population & Service

Population Served920
Service Connections550

Drinking Water Violations (85)

This water system has 85 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 1, 2023 Sep 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 Sep 30, 2023 TTHM MCL Yes No .083 MG/L 0.080 mg/L .08 Resolved Sep 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Jun 30, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 Dec 31, 2022 TTHM MCL Yes No .082 MG/L 0.080 mg/L .08 Resolved Dec 31, 2022 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2015 Jun 30, 2015 TTHM MCL Yes No .093 MG/L 0.080 mg/L .08 Resolved Jun 30, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .119 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .119 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .119 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015 Mar 31, 2015 TTHM MCL Yes No .119 MG/L 0.080 mg/L .08 Resolved Mar 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .131 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .131 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .131 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2014 Dec 31, 2014 TTHM MCL Yes No .131 MG/L 0.080 mg/L .08 Resolved Dec 31, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 TTHM MCL Yes No .16 MG/L 0.080 mg/L .08 Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 TTHM MCL Yes No .16 MG/L 0.080 mg/L .08 Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 TTHM MCL Yes No .16 MG/L 0.080 mg/L .08 Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2014 Sep 30, 2014 TTHM MCL Yes No .16 MG/L 0.080 mg/L .08 Resolved Sep 30, 2014 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 16, 2013 Total Coliform Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 16, 2013 Total Coliform Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 16, 2013 Total Coliform Rule
Jul 1, 2013 Jul 31, 2013 Coliform (TCR) MCL Yes No — 5% of samples — Resolved Jul 16, 2013 Total Coliform Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Oct 14, 2015 Consumer Confidence Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2011 Jun 30, 2011 TTHM MCL Yes No .084 MG/L 0.080 mg/L .08 Resolved Jun 30, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011 Mar 31, 2011 TTHM MCL Yes No .089 MG/L 0.080 mg/L .08 Resolved Mar 31, 2011 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 TTHM MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 TTHM MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 TTHM MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2010 Dec 31, 2010 TTHM MCL Yes No .087 MG/L 0.080 mg/L .08 Resolved Dec 31, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2010 Sep 30, 2010 TTHM MCL Yes No .094 MG/L 0.080 mg/L .08 Resolved Sep 30, 2010 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2009 May 31, 2009 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2009 Total Coliform 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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