ARDMORE, OK · Carter County

ARDMORE 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): OK1010814
System type: Community Water System
Population served: 24,893
Service connections: 11,921
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2020 – December 31, 2020
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2020 – March 31, 2020
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
January 1, 2018 – January 31, 2018
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2017 – December 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Resolved
Monthly Turbidity Exceed (Enhanced SWTR)
Health-based
Interim Enhanced Surface Water Treatment Rule
January 1, 2016 – January 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
March 1, 2013 – May 31, 2013
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
March 1, 2013 – May 31, 2013
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
October 1, 2012 – October 31, 2012
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
April 1, 2009 – June 30, 2009
Resolved
Treatment Technique Precursor Removal
Health-based
CARBON, TOTAL
October 1, 2008 – December 31, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2007 – December 31, 2007
Resolved
Monitoring of Treatment (SWTR-Filter)
—
Surface Water Treatment Rule
October 1, 2002 – October 31, 2002
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
January 1, 1994 – January 31, 1994
Resolved
Treatment Technique (SWTR and GWR)
Health-based
Surface Water Treatment Rule
November 1, 1993 – November 30, 1993
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2020 – December 31, 2020	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2020 – March 31, 2020	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2018 – January 31, 2018	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
October 1, 2017 – December 31, 2017	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2016 – January 31, 2016	Monthly Turbidity Exceed (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	Health-based	Resolved
March 1, 2013 – May 31, 2013	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 1, 2013 – May 31, 2013	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2012 – October 31, 2012	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Resolved
April 1, 2009 – June 30, 2009	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
October 1, 2008 – December 31, 2008	Treatment Technique Precursor Removal	CARBON, TOTAL	Health-based	Resolved
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2007 – December 31, 2007	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2002 – October 31, 2002	Monitoring of Treatment (SWTR-Filter)	Surface Water Treatment Rule	—	Resolved
January 1, 1994 – January 31, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 1993 – November 30, 1993	Treatment Technique (SWTR and GWR)	Surface Water Treatment Rule	Health-based	Archived

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

Enforcement actions

July 31, 2024State Compliance achieved3 linked violations
July 9, 2024State Administrative/Compliance Order without penalty issued2 linked violations
July 8, 2021State Administrative/Compliance Order without penalty issued3 linked violations
July 7, 2021State Public Notification requested5 linked violations
June 17, 2021State Public Notification received3 linked violations
March 12, 2021State Public Notification requested1 linked violation
July 7, 2020State Compliance achieved1 linked violation
June 17, 2020State Violation/Reminder Notice1 linked violation
June 17, 2020State Public Notification requested1 linked violation
December 5, 2019State Public Notification received1 linked violation
October 3, 2019State Compliance achieved1 linked violation
October 1, 2019State Compliance achieved1 linked violation
May 31, 2019State Public Notification requested1 linked violation
May 31, 2019State Violation/Reminder Notice1 linked violation
May 23, 2018State Compliance achieved1 linked violation
May 23, 2018State Compliance achieved1 linked violation
May 23, 2018State Compliance achieved2 linked violations
May 21, 2018State Public Notification received1 linked violation
May 21, 2018State Public Notification received1 linked violation
March 26, 2018State Public Notification requested1 linked violation
March 26, 2018State Administrative/Compliance Order without penalty issued1 linked violation
January 29, 2018State Public Notification requested1 linked violation
January 29, 2018State Administrative/Compliance Order with penalty issued1 linked violation
December 7, 2017State Public Notification received1 linked violation
October 30, 2017State Administrative/Compliance Order with penalty issued1 linked violation
October 30, 2017State Public Notification requested1 linked violation
May 30, 2017State Compliance achieved1 linked violation
May 30, 2017State Compliance achieved1 linked violation
May 30, 2017State Compliance achieved1 linked violation
March 3, 2017State Public Notification received1 linked violation
January 9, 2017State Public Notification requested1 linked violation
January 9, 2017State Administrative/Compliance Order with penalty issued1 linked violation
December 13, 2016State Public Notification received1 linked violation
December 1, 2016State Administrative/Compliance Order with penalty issued1 linked violation
July 25, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achieved1 linked violation
July 25, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 25, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
April 20, 2016State Public Notification received1 linked violation
March 9, 2016State Administrative/Compliance Order with penalty issued1 linked violation
March 9, 2016State Public Notification requested1 linked violation
March 11, 2015State Compliance achieved1 linked violation
December 3, 2014State Compliance achieved4 linked violations
April 24, 2014State Compliance achieved2 linked violations
April 24, 2014State Compliance achieved2 linked violations
April 25, 2013State Administrative/Compliance Order with penalty issued1 linked violation
December 15, 2009State Compliance achieved8 linked violations
December 11, 2009State Public Notification received1 linked violation
October 27, 2009State Administrative/Compliance Order with penalty issued1 linked violation
October 27, 2009State Public Notification requested1 linked violation
October 9, 2009State Public Notification received2 linked violations
September 9, 2009State Public Notification requested2 linked violations
September 9, 2009State Administrative/Compliance Order with penalty issued2 linked violations
April 29, 2009State Public Notification received5 linked violations
March 25, 2009State Administrative/Compliance Order with penalty issued5 linked violations
March 25, 2009State Public Notification requested5 linked violations
November 26, 2007State Administrative/Compliance Order with penalty issuedgeneral compliance action — not tied to a specific violation on record
June 22, 2005State Public Notification received6 linked violations
May 25, 2005State Public Notification requested4 linked violations
May 25, 2005State Violation/Reminder Notice6 linked violations
August 27, 1991State Administrative/Compliance Order without penalty issuedgeneral compliance action — not tied to a specific violation on record

Contact

ARDMORE

580-221-2546

ARDMORE, OK 73402