LAVERNE, OK · Harper County

LAVERNE 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): OK2003002
System type: Community Water System
Population served: 1,097
Service connections: 713
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Endothall
October 1, 2024 – December 31, 2024
Resolved
Monitoring, Regular
—
Endothall
October 1, 2024 – December 31, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
June 1, 2024 – June 30, 2024
Resolved
Monitoring, Regular
—
Atrazine
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Simazine
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Glyphosate
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Glyphosate
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
2,4-D
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Atrazine
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Diquat
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Dalapon
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Dalapon
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Glyphosate
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Endothall
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Endothall
July 1, 2023 – September 30, 2023
Resolved
Monitoring, Regular
—
Endothall
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2023 – March 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2022 – August 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2022 – August 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2022 – March 31, 2022
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2021 – August 31, 2022
Resolved
Monitoring, Regular
—
2,4-D
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Diquat
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Endothall
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Glyphosate
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Glyphosate
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Simazine
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Simazine
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Atrazine
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
2,4-D
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
Glyphosate
October 1, 2019 – December 31, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2018 – December 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2018 – December 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2018 – August 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2018 – August 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2017 – August 31, 2018
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Gross Beta Particle Activity
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Gross Beta Particle Activity
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2014 – December 31, 2019
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2011 – December 31, 2013
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2011 – December 31, 2019
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2011 – December 31, 2019
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2011 – December 31, 2019
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate-Nitrite
July 1, 2007 – September 30, 2007
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1994 – September 29, 1993
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2024 – December 31, 2024	Monitoring, Regular	Endothall	—	Resolved
October 1, 2024 – December 31, 2024	Monitoring, Regular	Endothall	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Atrazine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Simazine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Glyphosate	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Glyphosate	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	2,4-D	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Atrazine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Diquat	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Dalapon	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Dalapon	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Glyphosate	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Endothall	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Endothall	—	Resolved
July 1, 2023 – September 30, 2023	Monitoring, Regular	Endothall	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2022 – August 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
September 1, 2022 – August 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2022 – March 31, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2021 – August 31, 2022	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	2,4-D	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Diquat	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Endothall	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Glyphosate	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Glyphosate	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Simazine	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Simazine	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	Atrazine	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	2,4-D	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
October 1, 2020 – December 31, 2020	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring, Regular	Glyphosate	—	Resolved
December 1, 2018 – December 31, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2018 – December 31, 2018	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2018 – August 31, 2019	Monitoring and Reporting (DBP)	TTHM	—	Resolved
September 1, 2018 – August 31, 2019	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2017 – August 31, 2018	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Gross Beta Particle Activity	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Gross Beta Particle Activity	—	Resolved
January 1, 2014 – December 31, 2019	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2011 – December 31, 2013	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2011 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2011 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
January 1, 2011 – December 31, 2019	Monitoring, Regular	Arsenic	—	Resolved
July 1, 2007 – September 30, 2007	Maximum Contaminant Level Violation, Single Sample	Nitrate-Nitrite	Health-based	Resolved
January 1, 1994 – September 29, 1993	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

May 21, 2025State Compliance achieved1 linked violation
May 21, 2025State Compliance achieved1 linked violation
May 21, 2025State Compliance achieved1 linked violation
May 21, 2025State Compliance achieved2 linked violations
March 6, 2025State Public Notification requested4 linked violations
March 6, 2025State Violation/Reminder Notice4 linked violations
February 5, 2025State Compliance achieved1 linked violation
October 23, 2024State Compliance achieved2 linked violations
October 23, 2024State Compliance achieved1 linked violation
August 29, 2024State Compliance achieved1 linked violation
August 29, 2024State Compliance achieved1 linked violation
August 29, 2024State Compliance achieved1 linked violation
August 21, 2024State Public Notification requested3 linked violations
August 21, 2024State Violation/Reminder Notice3 linked violations
August 15, 2024State Violation/Reminder Notice3 linked violations
August 15, 2024State Public Notification requested3 linked violations
May 30, 2024State Compliance achieved1 linked violation
May 30, 2024State Compliance achieved1 linked violation
May 30, 2024State Compliance achieved2 linked violations
February 22, 2024State Administrative/Compliance Order without penalty issued2 linked violations
February 22, 2024State Public Notification requested1 linked violation
February 22, 2024State Public Notification requested2 linked violations
February 22, 2024State Violation/Reminder Notice1 linked violation
February 22, 2024State Public Notification requested1 linked violation
February 22, 2024State Violation/Reminder Notice1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved2 linked violations
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved2 linked violations
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved1 linked violation
February 20, 2024State Compliance achieved2 linked violations
February 20, 2024State Compliance achieved2 linked violations
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested4 linked violations
November 30, 2023State Public Notification requested4 linked violations
November 30, 2023State Violation/Reminder Notice2 linked violations
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice3 linked violations
November 30, 2023State Public Notification requested1 linked violation
November 30, 2023State Violation/Reminder Notice1 linked violation
November 30, 2023State Public Notification requested1 linked violation
October 19, 2023State Public Notification received3 linked violations
October 19, 2023State Violation/Reminder Notice3 linked violations
October 19, 2023State Public Notification received1 linked violation
October 19, 2023State Public Notification requested2 linked violations
August 30, 2023State Public Notification received1 linked violation
August 30, 2023State Public Notification received1 linked violation
June 5, 2023State Compliance achieved1 linked violation
April 26, 2023State Public Notification requested1 linked violation
April 26, 2023State Violation/Reminder Notice1 linked violation
April 4, 2023State Public Notification received1 linked violation
April 4, 2023State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
October 19, 2022State Violation/Reminder Notice2 linked violations
October 19, 2022State Public Notification requested2 linked violations
September 19, 2022State Compliance achieved3 linked violations
August 30, 2022State Violation/Reminder Notice2 linked violations
August 30, 2022State Public Notification requested2 linked violations
August 15, 2022State Compliance achieved2 linked violations
April 20, 2022State Public Notification requested1 linked violation
April 20, 2022State Violation/Reminder Notice3 linked violations
February 12, 2022State Public Notification received2 linked violations
February 12, 2022State Public Notification received1 linked violation
February 12, 2022State Public Notification received1 linked violation
February 12, 2022State Public Notification received1 linked violation
February 12, 2022State Public Notification received3 linked violations
February 12, 2022State Public Notification received2 linked violations
February 12, 2022State Public Notification received2 linked violations
February 12, 2022State Public Notification received3 linked violations
February 12, 2022State Public Notification received3 linked violations
February 12, 2022State Public Notification received4 linked violations
February 12, 2022State Public Notification received3 linked violations
June 30, 2021State Compliance achieved28 linked violations
March 6, 2021State Public Notification received1 linked violation
March 6, 2021State Public Notification received1 linked violation
March 6, 2021State Public Notification received1 linked violation
March 6, 2021State Public Notification received38 linked violations
March 6, 2021State Public Notification received1 linked violation
February 12, 2021State Violation/Reminder Notice22 linked violations
February 12, 2021State Public Notification requested1 linked violation
February 12, 2021State Public Notification requested1 linked violation
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested1 linked violation
February 12, 2021State Violation/Reminder Notice1 linked violation
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested2 linked violations
February 12, 2021State Public Notification requested1 linked violation
February 12, 2021State Public Notification requested1 linked violation
February 12, 2021State Violation/Reminder Notice3 linked violations
February 12, 2021State Violation/Reminder Notice5 linked violations
February 12, 2021State Violation/Reminder Notice5 linked violations
February 12, 2021State Public Notification requested5 linked violations
February 12, 2021State Violation/Reminder Notice12 linked violations
February 12, 2021State Violation/Reminder Notice2 linked violations
February 12, 2021State Violation/Reminder Notice2 linked violations
November 20, 2020State Public Notification received1 linked violation
August 31, 2020State Compliance achieved4 linked violations
March 6, 2020State Public Notification requested4 linked violations
March 6, 2020State Public Notification requested1 linked violation
March 6, 2020State Public Notification requested5 linked violations
March 6, 2020State Public Notification requested3 linked violations
March 6, 2020State Violation/Reminder Notice2 linked violations
March 6, 2020State Public Notification requested3 linked violations
March 6, 2020State Violation/Reminder Notice4 linked violations
December 20, 2019State Public Notification received1 linked violation
December 20, 2019State Public Notification received1 linked violation
December 20, 2019State Public Notification received1 linked violation
December 20, 2019State Public Notification received1 linked violation
November 21, 2019State Violation/Reminder Notice3 linked violations
November 21, 2019State Public Notification requested3 linked violations
February 25, 2019State Violation/Reminder Notice1 linked violation
February 25, 2019State Public Notification requested2 linked violations
February 25, 2019State Public Notification requested2 linked violations
January 30, 2019State Compliance achieved2 linked violations
January 30, 2019State Compliance achieved1 linked violation
October 15, 2018State Public Notification requested4 linked violations
August 4, 2016State Compliance achieved3 linked violations
June 27, 2016State Compliance achieved2 linked violations
June 10, 2016State Public Notification requested2 linked violations
June 10, 2016State Violation/Reminder Notice1 linked violation
February 12, 2015State Public Notification requested2 linked violations
October 28, 2010Federal Compliance achieved1 linked violation
October 27, 2008State Violation/Reminder Notice3 linked violations
October 8, 2008State Violation/Reminder Notice3 linked violations
January 17, 2008State Public Notification received2 linked violations
September 14, 2007State Administrative/Compliance Order with penalty issued2 linked violations
December 1, 2006State Compliance achieved1 linked violation
November 29, 2006State Public Notification received2 linked violations
November 20, 2006State Public Notification requested1 linked violation
October 6, 2006State Violation/Reminder Notice1 linked violation
October 5, 2005State Administrative/Compliance Order with penalty issued12 linked violations
September 29, 1993State Compliance achieved1 linked violation

Contact

LAVERNE

580-921-5121

LAVERNE, OK 73848