HOLLIS, OK · Greer County

THIRSTY WATER CORP 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): OK2002806
System type: Community Water System
Population served: 81
Service connections: 176
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2025 – December 31, 2025
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2025 – June 30, 2025
Archived
Monitoring, Regular
—
Glyphosate
October 1, 2024 – December 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2024 – December 31, 2024
Archived
Monitoring, Regular
—
2,4-D
October 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
2,4-D
July 1, 2024 – September 30, 2024
Resolved
Monitoring, Regular
—
Glyphosate
July 1, 2024 – September 30, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2024 – September 30, 2024
Archived
Monitoring, Regular
—
Nitrate-Nitrite
April 1, 2024 – June 30, 2024
Resolved
Monitoring, Regular
—
2,4-D
April 1, 2024 – June 30, 2024
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2024 – March 31, 2024
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2024 – March 31, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2024 – March 31, 2024
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2023 – December 31, 2023
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2023 – September 30, 2023
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2023 – June 30, 2023
Archived
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2022 – December 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2022 – September 30, 2022
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2022 – September 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2022 – September 30, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2022 – June 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2022 – June 30, 2022
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2022 – June 15, 2022
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2022 – March 31, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2021 – September 30, 2021
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2021 – September 30, 2021
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2021 – June 30, 2021
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2021 – March 31, 2021
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2020 – December 31, 2020
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2020 – June 30, 2020
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2019 – September 30, 2019
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2019 – March 31, 2019
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2018 – December 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate-Nitrite
January 1, 2018 – March 31, 2018
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2018 – March 31, 2018
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Combined Uranium
July 1, 2016 – September 30, 2016
Resolved
Water Quality Parameter M/R
—
Lead and Copper Rule
July 1, 2016 – December 31, 2016
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2015 – December 31, 2015
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2014 – March 22, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2013 – February 6, 2015
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2011 – November 30, 2011
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
October 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
January 1, 2010 – March 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2009 – October 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2009 – August 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2009 – July 31, 2009
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2008 – December 31, 2008
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – March 22, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2008 – July 31, 2008
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate-Nitrite
January 1, 2008 – March 31, 2008
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
October 1, 2007 – December 31, 2007
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2007 – March 22, 2011
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
July 1, 2006 – September 30, 2006
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – March 22, 2011
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
July 1, 2006 – September 30, 2006
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2006 – March 31, 2006
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Nitrate-Nitrite
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 2003 – September 30, 2003
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 2002 – December 31, 2002
Resolved
Monitoring, Regular
—
Gross Beta Particle Activity
October 1, 2002 – December 31, 2002
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1998 – July 31, 1998
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
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 1, 2025 – June 30, 2025	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2024 – December 31, 2024	Monitoring, Regular	Glyphosate	—	Resolved
October 1, 2024 – December 31, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2024 – December 31, 2024	Monitoring, Regular	2,4-D	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring, Regular	2,4-D	—	Resolved
July 1, 2024 – September 30, 2024	Monitoring, Regular	Glyphosate	—	Resolved
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 1, 2024 – June 30, 2024	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2024 – March 31, 2024	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2024 – March 31, 2024	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2023 – December 31, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
July 1, 2023 – September 30, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
April 1, 2023 – June 30, 2023	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Archived
October 1, 2022 – December 31, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
September 1, 2022 – September 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2022 – September 30, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
June 1, 2022 – June 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2022 – June 30, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2022 – June 15, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
September 1, 2021 – September 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2021 – March 31, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
April 1, 2020 – June 30, 2020	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2019 – September 30, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2018 – December 31, 2018	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	Nitrate-Nitrite	Health-based	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2017 – December 31, 2017	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2016 – September 30, 2016	Monitoring, Regular	Combined Uranium	—	Resolved
July 1, 2016 – December 31, 2016	Water Quality Parameter M/R	Lead and Copper Rule	—	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2014 – March 22, 2011	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
July 1, 2013 – February 6, 2015	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
November 1, 2011 – November 30, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2010 – March 31, 2010	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
October 1, 2009 – October 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2009 – August 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2009 – July 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2008 – December 31, 2008	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2008 – March 22, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 2008 – March 31, 2008	Maximum Contaminant Level Violation, Average	Nitrate-Nitrite	Health-based	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2007 – March 22, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2006 – March 22, 2011	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2006 – September 30, 2006	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
January 1, 2005 – December 31, 2005	Maximum Contaminant Level Violation, Average	Nitrate-Nitrite	Health-based	Resolved
September 1, 2003 – September 30, 2003	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2002 – December 31, 2002	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
October 1, 2002 – December 31, 2002	Monitoring, Regular	Gross Beta Particle Activity	—	Resolved
July 1, 1998 – July 31, 1998	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

December 1, 2025State Public Notification received1 linked violation
November 26, 2025State Public Notification requested1 linked violation
November 26, 2025State Violation/Reminder Notice1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
June 9, 2025State Compliance achieved1 linked violation
May 19, 2025State Public Notification received2 linked violations
May 19, 2025State Public Notification received1 linked violation
May 19, 2025State Public Notification received1 linked violation
May 19, 2025State Public Notification received3 linked violations
May 19, 2025State Public Notification received2 linked violations
May 2, 2025State Public Notification requested1 linked violation
May 2, 2025State Violation/Reminder Notice1 linked violation
May 1, 2025State Public Notification received1 linked violation
March 7, 2025State Public Notification requested1 linked violation
March 7, 2025State Violation/Reminder Notice1 linked violation
March 6, 2025State Public Notification requested2 linked violations
March 6, 2025State Public Notification received1 linked violation
March 6, 2025State Violation/Reminder Notice2 linked violations
January 29, 2025State Administrative/Compliance Order with penalty issued18 linked violations
November 22, 2024State Violation/Reminder Notice2 linked violations
November 22, 2024State Public Notification requested2 linked violations
October 22, 2024State Public Notification received1 linked violation
October 21, 2024State Public Notification requested1 linked violation
October 21, 2024State Violation/Reminder Notice1 linked violation
September 19, 2024State Compliance achieved1 linked violation
September 19, 2024State Compliance achieved1 linked violation
August 21, 2024State Compliance achieved1 linked violation
August 21, 2024State Public Notification requested22 linked violations
August 21, 2024State Violation/Reminder Notice5 linked violations
July 15, 2024State Public Notification requested1 linked violation
May 15, 2024State Public Notification requested3 linked violations
March 28, 2024State Public Notification requested9 linked violations
October 30, 2023State Public Notification requested2 linked violations
August 1, 2023State Public Notification received2 linked violations
July 26, 2023State Public Notification received3 linked violations
July 20, 2023State Public Notification requested2 linked violations
April 14, 2023State Public Notification received2 linked violations
April 11, 2023State Public Notification requested1 linked violation
April 11, 2023State Administrative/Compliance Order without penalty issued3 linked violations
April 4, 2023State Public Notification received1 linked violation
April 4, 2023State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
April 4, 2023State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
February 8, 2023State Compliance achieved2 linked violations
December 2, 2022State Public Notification requested2 linked violations
November 16, 2022State Public Notification received1 linked violation
November 15, 2022State Public Notification requested2 linked violations
September 7, 2022State Compliance achieved2 linked violations
August 30, 2022State Public Notification requested2 linked violations
August 30, 2022State Violation/Reminder Notice2 linked violations
July 6, 2022State Public Notification received3 linked violations
May 17, 2022State Public Notification received3 linked violations
May 16, 2022State Public Notification requested1 linked violation
May 16, 2022State Violation/Reminder Notice1 linked violation
February 25, 2022State Public Notification received1 linked violation
February 24, 2022State Public Notification requested3 linked violations
November 18, 2021State Public Notification requested10 linked violations
November 15, 2021State Violation/Reminder Notice11 linked violations
August 11, 2021State Public Notification received2 linked violations
August 3, 2021State Public Notification requested2 linked violations
May 3, 2021State Public Notification received3 linked violations
March 25, 2021State Public Notification requested3 linked violations
December 11, 2020State Public Notification requested2 linked violations
August 20, 2020State Violation/Reminder Notice7 linked violations
July 10, 2020State Violation/Reminder Notice5 linked violations
July 10, 2020State Public Notification received8 linked violations
February 6, 2020State Public Notification received4 linked violations
February 4, 2020State Violation/Reminder Notice2 linked violations
October 29, 2019State Violation/Reminder Notice6 linked violations
July 29, 2019State Public Notification requested6 linked violations
April 24, 2019State Public Notification received5 linked violations
April 23, 2019State Public Notification requested1 linked violation
April 23, 2019State Violation/Reminder Notice2 linked violations
February 14, 2019State Public Notification received2 linked violations
October 26, 2018State Public Notification received4 linked violations
October 25, 2018State Public Notification requested4 linked violations
July 25, 2018State Public Notification requested4 linked violations
June 22, 2018State Violation/Reminder Notice1 linked violation
June 22, 2018State Public Notification requested3 linked violations
March 20, 2018State Public Notification received1 linked violation
March 16, 2018State Violation/Reminder Notice1 linked violation
March 16, 2018State Public Notification requested1 linked violation
January 23, 2018State Public Notification received1 linked violation
January 19, 2018State Public Notification requested1 linked violation
January 19, 2018State Violation/Reminder Notice1 linked violation
November 3, 2017State Public Notification received1 linked violation
November 2, 2017State Public Notification requested1 linked violation
November 2, 2017State Violation/Reminder Notice1 linked violation
May 8, 2017State Compliance achieved4 linked violations
April 20, 2017State Public Notification requested1 linked violation
April 3, 2017State Compliance achieved1 linked violation
January 9, 2017State Public Notification received1 linked violation
December 19, 2016State Public Notification requested4 linked violations
December 19, 2016State Violation/Reminder Notice4 linked violations
August 4, 2016State Compliance achieved4 linked violations
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 27, 2015State Administrative/Compliance Order with penalty issued5 linked violations
November 14, 2014State Public Notification requested3 linked violations
October 23, 2014State Public Notification received4 linked violations
April 5, 2010State Public Notification received2 linked violations
March 19, 2010State Public Notification requested2 linked violations
December 14, 2009State Public Notification requested3 linked violations
November 23, 2009State Public Notification requested3 linked violations
November 23, 2009State Violation/Reminder Notice5 linked violations
July 28, 2009State Public Notification requested7 linked violations
October 24, 2008State Violation/Reminder Notice5 linked violations
September 3, 2008State Public Notification received3 linked violations
August 25, 2008State Violation/Reminder Notice6 linked violations
June 10, 2008State Administrative/Compliance Order with penalty issued5 linked violations
March 28, 2008State Administrative/Compliance Order with penalty issued4 linked violations
September 14, 2007State Public Notification requested5 linked violations
July 12, 2007State Public Notification requested8 linked violations
April 17, 2003State Compliance achieved5 linked violations
April 14, 1994State Boil Water Order5 linked violations

Contact

THIRSTY WATER CORP

580-688-3342

HOLLIS, OK 73550