INDIAHOMA, OK · Comanche County

INDIAHOMA PUBLIC WORKS AUTHORITY Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

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): OK2001609
System type: Community Water System
Population served: 350
Service connections: 232
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2025 – December 31, 2025
Archived
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2024 – November 30, 2024
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
November 1, 2024 – November 30, 2024
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
August 20, 2024
Unaddressed
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2024 – September 30, 2024
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2024 – June 30, 2024
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2023 – December 31, 2023
Archived
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2023 – September 30, 2023
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2022 – December 31, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2022 – September 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
October 1, 2021 – December 31, 2021
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2018 – March 31, 2018
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2016 – December 31, 2016
Archived
Monitoring and Reporting (DBP)
—
TTHM
May 1, 2016 – July 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2016 – June 30, 2016
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2015 – December 31, 2015
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2015 – March 31, 2015
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2014 – December 31, 2014
Archived
Public Education
Health-based
Lead and Copper Rule
October 1, 2012 – March 13, 2013
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Fluoride
July 1, 2007 – September 30, 2007
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Fluoride
January 1, 2002 – July 24, 2008
Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
November 1, 2024 – November 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 1, 2024 – November 30, 2024	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
August 20, 2024	Monitoring, Source Water (GWR)	E. COLI	—	Unaddressed
July 1, 2024 – September 30, 2024	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
April 1, 2024 – June 30, 2024	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2023 – December 31, 2023	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
July 1, 2023 – September 30, 2023	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2022 – September 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
October 1, 2021 – December 31, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2016 – December 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
May 1, 2016 – July 31, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2016 – June 30, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
January 1, 2015 – March 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 1, 2012 – March 13, 2013	Public Education	Lead and Copper Rule	Health-based	Resolved
July 1, 2007 – September 30, 2007	Maximum Contaminant Level Violation, Average	Fluoride	Health-based	Resolved
January 1, 2002 – July 24, 2008	Maximum Contaminant Level Violation, Single Sample	Fluoride	Health-based	Resolved

Archived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Enforcement actions

No enforcement actions on record for this system.

Contact

INDIAHOMA PUBLIC WORKS AUTHORITY

580-246-3572

INDIAHOMA, OK 73552