KIOWA, OK · Pittsburg County

KIOWA Water System

Current status

No open violations on record as of July 4, 2026.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Oklahoma’s official records. Always confirm current status with Oklahoma before making decisions based on this information.

System facts

System ID (PWSID): OK1020611
System type: Community Water System
Population served: 731
Service connections: 392
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2025 – December 31, 2025
Archived
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
May 1, 2025 – May 31, 2025
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2025 – June 30, 2025
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2025 – March 31, 2025
Archived
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2025 – March 31, 2025
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2024 – December 31, 2024
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2024 – December 31, 2024
Archived
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2024 – December 31, 2024
Archived
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2024 – September 30, 2024
Archived
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2024 – September 30, 2024
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2023 – June 30, 2023
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
June 1, 2023 – June 30, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2023 – June 30, 2023
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2023 – March 31, 2023
Archived
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2022 – April 4, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 2, 2022 – July 25, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2022 – June 30, 2022
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2022 – June 30, 2022
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2022 – March 31, 2022
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2021 – December 31, 2021
Archived
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2021 – September 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2021 – September 30, 2021
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2021 – June 30, 2021
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
December 1, 2019 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2018 – December 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2018 – September 30, 2018
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
June 30, 2017 – September 22, 2017
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2017 – May 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2017 – June 2, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2016 – December 31, 2016
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
August 1, 2016 – August 31, 2016
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
July 1, 2016 – July 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2016 – September 30, 2016
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
May 1, 2016 – May 31, 2016
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
April 1, 2016 – April 30, 2016
Resolved
Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
March 1, 2016 – March 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2015 – December 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2015 – June 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2015 – March 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
April 1, 2014 – June 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
April 1, 2014 – June 30, 2014
Resolved
Monitoring and Reporting (DBP)
—
TTHM
October 1, 2013 – December 31, 2013
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2013 – December 31, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2013 – September 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2013 – June 30, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2013 – March 31, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2012 – December 31, 2012
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
August 1, 2012 – August 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2012 – June 30, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2012 – March 31, 2012
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2011 – December 31, 2011
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2011 – September 30, 2011
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2011 – June 30, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2010 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2010 – June 30, 2010
Resolved
Monitoring, Routine (IDSE)
—
TTHM
May 1, 2009 – July 31, 2009
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
May 1, 2009 – July 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2009 – June 30, 2009
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2009 – March 31, 2009
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2009 – March 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 2008 – October 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2008 – December 31, 2008
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 2008 – August 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 2008 – May 31, 2008
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
May 1, 2008 – July 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
February 1, 2008 – April 30, 2008
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
January 1, 2008 – March 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2007 – December 31, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2007 – September 30, 2007
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2006 – December 31, 2006
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
July 1, 2006 – September 30, 2006
Resolved
Monitoring and Reporting (DBP)
—
CARBON, TOTAL
July 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2006 – September 30, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2006 – June 30, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2006 – March 31, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2005 – March 31, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2004 – November 30, 2004
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
May 1, 1999 – May 31, 1999
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
April 1, 1999 – April 30, 1999
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 1999 – March 31, 1999
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 1999 – January 31, 1999
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 1998 – November 30, 1998
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 1998 – September 30, 1998
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
July 1, 1998 – July 31, 1998
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
April 1, 1998 – April 30, 1998
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1997 – April 30, 1997
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 1997 – January 31, 1997
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 1996 – November 30, 1996
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
September 1, 1996 – September 30, 1996
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
February 1, 1996 – February 29, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1995 – August 31, 1995
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
March 1, 1995 – March 31, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1995 – February 28, 1995
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
August 1, 1994 – August 31, 1994
Archived
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
May 1, 1994 – May 31, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1991 – May 31, 1991
Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2025 – December 31, 2025	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
May 1, 2025 – May 31, 2025	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Archived
April 1, 2025 – June 30, 2025	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2025 – March 31, 2025	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
January 1, 2025 – March 31, 2025	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2024 – December 31, 2024	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
July 1, 2024 – September 30, 2024	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Archived
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
June 1, 2023 – June 30, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
June 1, 2023 – June 30, 2023	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
April 1, 2023 – June 30, 2023	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2023 – March 31, 2023	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
December 30, 2022 – April 4, 2023	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
October 2, 2022 – July 25, 2023	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2021 – December 31, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2021 – September 30, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
December 1, 2019 – December 31, 2019	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2018 – December 31, 2018	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2018 – September 30, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
June 30, 2017 – September 22, 2017	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
May 1, 2017 – May 31, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2017 – June 2, 2017	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2016 – December 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
August 1, 2016 – August 31, 2016	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
July 1, 2016 – July 31, 2016	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
July 1, 2016 – September 30, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
May 1, 2016 – May 31, 2016	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
April 1, 2016 – April 30, 2016	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
March 1, 2016 – March 31, 2016	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2015 – June 30, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2015 – March 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2014 – June 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2014 – June 30, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2013 – December 31, 2013	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2013 – December 31, 2013	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
July 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2013 – June 30, 2013	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2013 – March 31, 2013	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2012 – December 31, 2012	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
August 1, 2012 – August 31, 2012	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
April 1, 2012 – June 30, 2012	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2012 – March 31, 2012	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2011 – December 31, 2011	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2011 – September 30, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2011 – June 30, 2011	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
August 1, 2010 – August 31, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
May 1, 2009 – July 31, 2009	Monitoring, Routine (IDSE)	TTHM	—	Resolved
May 1, 2009 – July 31, 2009	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2009 – June 30, 2009	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2009 – March 31, 2009	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2009 – March 31, 2009	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2008 – October 31, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2008 – December 31, 2008	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
August 1, 2008 – August 31, 2008	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – September 30, 2008	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
May 1, 2008 – May 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
May 1, 2008 – July 31, 2008	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
February 1, 2008 – April 30, 2008	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2008 – March 31, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2007 – December 31, 2007	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2007 – September 30, 2007	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2006 – December 31, 2006	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2006 – September 30, 2006	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
July 1, 2006 – September 30, 2006	Monitoring and Reporting (DBP)	CARBON, TOTAL	—	Resolved
July 1, 2006 – September 30, 2006	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2006 – June 30, 2006	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2006 – March 31, 2006	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2005 – March 31, 2005	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
November 1, 2004 – November 30, 2004	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
May 1, 1999 – May 31, 1999	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
April 1, 1999 – April 30, 1999	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
March 1, 1999 – March 31, 1999	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
January 1, 1999 – January 31, 1999	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
November 1, 1998 – November 30, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
September 1, 1998 – September 30, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
July 1, 1998 – July 31, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
April 1, 1998 – April 30, 1998	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
September 1, 1997 – September 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 1997 – April 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1997 – January 31, 1997	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
November 1, 1996 – November 30, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
September 1, 1996 – September 30, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 1, 1996 – February 29, 1996	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
August 1, 1995 – August 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 1995 – March 31, 1995	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
February 1, 1995 – February 28, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 1994 – August 31, 1994	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived
May 1, 1994 – May 31, 1994	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
May 1, 1991 – May 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

August 20, 2025State Public Notification requested2 linked violations
June 18, 2025State no longer subject to Rule3 linked violations
June 18, 2025State no longer subject to Rule2 linked violations
June 18, 2025State no longer subject to Rule3 linked violations
June 18, 2025State no longer subject to Rule3 linked violations
June 18, 2025State no longer subject to Rule2 linked violations
June 18, 2025State no longer subject to Rule3 linked violations
June 18, 2025State no longer subject to Rule2 linked violations
June 18, 2025State no longer subject to Rule2 linked violations
June 18, 2025State no longer subject to Rule2 linked violations
May 23, 2025State Public Notification requested3 linked violations
May 23, 2025State Violation/Reminder Notice3 linked violations
November 12, 2024State Public Notification requested4 linked violations
June 24, 2024State Compliance achieved4 linked violations
November 15, 2023State Public Notification requested2 linked violations
August 18, 2023State Public Notification requested2 linked violations
August 9, 2023State Public Notification requested2 linked violations
July 25, 2023State Compliance achieved2 linked violations
June 26, 2023State Public Notification requested6 linked violations
June 26, 2023State Violation/Reminder Notice13 linked violations
April 4, 2023State Compliance achieved2 linked violations
January 18, 2023State Violation/Reminder Notice3 linked violations
August 29, 2022State Public Notification requested5 linked violations
August 29, 2022State Administrative/Compliance Order without penalty issued5 linked violations
March 2, 2022State Public Notification received3 linked violations
February 18, 2022State Administrative/Compliance Order without penalty issued3 linked violations
February 18, 2022State Public Notification requested4 linked violations
January 4, 2022State Public Notification requested3 linked violations
January 4, 2022State Administrative/Compliance Order without penalty issued3 linked violations
January 4, 2022State Administrative/Compliance Order without penalty issued4 linked violations
October 20, 2021State Violation/Reminder Notice2 linked violations
September 2, 2021State Public Notification received2 linked violations
August 25, 2021State Public Notification requested2 linked violations
April 16, 2020State Compliance achieved2 linked violations
January 17, 2020State Administrative/Compliance Order without penalty issued2 linked violations
October 23, 2019State Public Notification received2 linked violations
October 23, 2019State Public Notification received2 linked violations
October 23, 2019State Public Notification received3 linked violations
October 23, 2019State Public Notification received2 linked violations
April 30, 2019State Public Notification received1 linked violation
April 24, 2019State Public Notification requested3 linked violations
January 18, 2019State Violation/Reminder Notice1 linked violation
September 22, 2017State Compliance achieved2 linked violations
September 11, 2017State Violation/Reminder Notice2 linked violations
September 1, 2017State Compliance achieved6 linked violations
August 30, 2017State Violation/Reminder Notice2 linked violations
July 17, 2017State Public Notification requested34 linked violations
July 17, 2017State Violation/Reminder Notice1 linked violation
July 17, 2017State Public Notification requested2 linked violations
May 1, 2017State Public Notification received5 linked violations
April 10, 2017State Violation/Reminder Notice7 linked violations
April 10, 2017State Public Notification requested7 linked violations
December 23, 2016State Violation/Reminder Notice3 linked violations
December 23, 2016State Public Notification requested3 linked violations
November 18, 2016State Administrative/Compliance Order with penalty issued27 linked violations
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved25 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved9 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved6 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved2 linked violations
July 26, 2016State Compliance achieved8 linked violations
July 26, 2016State Compliance achieved5 linked violations
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved1 linked violation
July 26, 2016State Compliance achieved3 linked violations
July 26, 2016State Compliance achieved4 linked violations
July 26, 2016State Compliance achieved2 linked violations
March 11, 2016State Public Notification requested1 linked violation
December 8, 2015State Administrative/Compliance Order with penalty issued1 linked violation
September 11, 2015State Administrative/Compliance Order with penalty issued2 linked violations
July 17, 2015State Public Notification received3 linked violations
March 13, 2015State Administrative/Compliance Order with penalty issued3 linked violations
February 20, 2015State Compliance achieved4 linked violations
December 4, 2014State Compliance achieved4 linked violations
October 14, 2014State Compliance achieved4 linked violations
August 12, 2014State Violation/Reminder Notice4 linked violations
August 12, 2014State Public Notification requested3 linked violations
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved4 linked violations
May 8, 2014State Compliance achieved5 linked violations
May 8, 2014State Compliance achieved4 linked violations
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved1 linked violation
March 6, 2014State Compliance achieved6 linked violations
February 25, 2014State Public Notification received2 linked violations
February 4, 2014State Public Notification requested3 linked violations
February 4, 2014State Public Notification requested3 linked violations
July 3, 2013State Public Notification requested4 linked violations
April 2, 2013State Public Notification requested5 linked violations
January 8, 2013State Public Notification requested4 linked violations
October 26, 2012State Public Notification received3 linked violations
August 2, 2012State Public Notification received8 linked violations
April 16, 2012State Public Notification requested1 linked violation
February 3, 2012State Public Notification received35 linked violations
January 12, 2012State Public Notification requested3 linked violations
January 9, 2012State Public Notification received4 linked violations
December 6, 2011State Administrative/Compliance Order with penalty issued5 linked violations
November 9, 2011State Public Notification received3 linked violations
October 12, 2011State Violation/Reminder Notice4 linked violations
July 11, 2011State Public Notification requested3 linked violations
May 6, 2011State Public Notification received5 linked violations
April 12, 2011State Public Notification requested4 linked violations
January 12, 2011State Violation/Reminder Notice4 linked violations
January 12, 2011State Public Notification requested2 linked violations
November 16, 2010State Public Notification requested3 linked violations
November 12, 2010State Violation/Reminder Notice2 linked violations
October 31, 2010State Compliance achieved4 linked violations
October 28, 2010State Public Notification received3 linked violations
October 12, 2010State Public Notification requested2 linked violations
September 30, 2010State Compliance achieved3 linked violations
August 23, 2010State Public Notification received5 linked violations
July 15, 2010State Violation/Reminder Notice3 linked violations
April 9, 2010State Public Notification requested2 linked violations
November 9, 2009State Public Notification received4 linked violations
September 28, 2009State Administrative/Compliance Order with penalty issued59 linked violations
July 31, 2009State Public Notification received4 linked violations
July 10, 2009State Violation/Reminder Notice4 linked violations
June 29, 2009State Public Notification requested4 linked violations
April 28, 2009State Public Notification requested3 linked violations
February 17, 2009State Public Notification received5 linked violations
January 23, 2009State Violation/Reminder Notice6 linked violations
January 23, 2009State Public Notification requested4 linked violations
December 4, 2008State Public Notification received3 linked violations
November 21, 2008State Violation/Reminder Notice2 linked violations
November 3, 2008State Public Notification requested4 linked violations
October 14, 2008State Compliance achieved2 linked violations
September 2, 2008State Public Notification received2 linked violations
August 11, 2008State Violation/Reminder Notice7 linked violations
June 30, 2008State Public Notification requested2 linked violations
June 24, 2008State Public Notification requested4 linked violations
January 30, 2008State Violation/Reminder Notice5 linked violations
January 1, 2008State Compliance achieved3 linked violations
October 1, 2006State Compliance achieved4 linked violations
September 11, 2006State Public Notification received29 linked violations
September 11, 2006State Administrative/Compliance Order without penalty issued58 linked violations
March 13, 2006State Public Notification received12 linked violations
January 9, 2006State Public Notification requested7 linked violations
November 9, 2005State Public Notification requested6 linked violations
February 9, 2005State Compliance achieved26 linked violations
February 9, 2005State Public Notification received9 linked violations
January 28, 2004State Public Notification received15 linked violations
November 8, 2000State Administrative/Compliance Order with penalty issued1 linked violation
September 1, 2000State Administrative/Compliance Order with penalty issued1 linked violation
March 23, 2000State Administrative/Compliance Order with penalty issued1 linked violation
April 15, 1999State Administrative/Compliance Order without penalty issued3 linked violations
February 16, 1999State Administrative/Compliance Order without penalty issued3 linked violations
January 19, 1999State Administrative/Compliance Order without penalty issued3 linked violations
November 16, 1998State Administrative/Compliance Order without penalty issued4 linked violations
September 16, 1998State Administrative/Compliance Order without penalty issued2 linked violations
July 16, 1998State Administrative/Compliance Order without penalty issued2 linked violations
May 19, 1998State Administrative/Compliance Order without penalty issued2 linked violations
April 16, 1998State Administrative/Compliance Order without penalty issued2 linked violations
September 17, 1997State Administrative/Compliance Order without penalty issued2 linked violations
March 17, 1997State Administrative/Compliance Order without penalty issued3 linked violations
October 17, 1996State Administrative/Compliance Order without penalty issued2 linked violations
May 20, 1996State Administrative/Compliance Order without penalty issued1 linked violation
April 17, 1996State Administrative/Compliance Order without penalty issued2 linked violations
December 19, 1995State Administrative/Compliance Order without penalty issued2 linked violations
April 10, 1992State Administrative/Compliance Order without penalty issued31 linked violations

Contact

KIOWA

918-432-5621

KIOWA, OK 74553