EL RENO, OK · Canadian County

CANADIAN CO WATER AUTHORITY 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): OK3000903
System type: Community Water System
Population served: 1,700
Service connections: 845
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2016 – January 5, 2017
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – March 27, 2015
Resolved
Monitoring, Routine (IDSE)
—
TTHM
October 1, 2008 – December 31, 2008
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Routine (IDSE)
—
TTHM
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 2000 – May 31, 2000
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 17, 2024 – July 15, 2025	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
October 17, 2024 – July 15, 2025	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Resolved
July 1, 2016 – January 5, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2014 – March 27, 2015	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2008 – December 31, 2008	Monitoring, Routine (IDSE)	TTHM	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Routine (IDSE)	TTHM	—	Resolved
May 1, 2000 – May 31, 2000	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

July 15, 2025State Compliance achieved1 linked violation
July 15, 2025State Compliance achieved1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
July 11, 2025State Violation/Reminder Notice1 linked violation
January 5, 2017State Compliance achieved1 linked violation
January 3, 2017State Violation/Reminder Notice1 linked violation
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
March 27, 2015State Compliance achieved1 linked violation
February 20, 2015State Compliance achieved4 linked violations
January 14, 2015State Violation/Reminder Notice1 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 achieved2 linked violations
January 23, 2009Federal Compliance achieved2 linked violations
December 9, 2008Federal Violation/Reminder Notice4 linked violations
June 5, 2002State Compliance achieved2 linked violations
May 22, 2002State Violation/Reminder Notice1 linked violation
May 22, 2002State Public Notification requested1 linked violation

Contact

CANADIAN CO WATER AUTHORITY

405-262-8730

EL RENO, OK 73036