ANADARKO, OK · Caddo County

RIVERSIDE INDIAN SCHOOL Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of December 21, 2018. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Caddo County, OK.

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): OK3000801
System type: Community Water System
Population served: 800
Service connections: 25
Ownership: Native American tribal
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
September 1, 2018 – September 30, 2018
Archived
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2018 – September 30, 2018
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2018 – July 31, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 21, 2018 – June 29, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 21, 2018 – June 29, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2018 – June 30, 2018
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
April 1, 2018 – June 28, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2018 – March 31, 2018
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2017 – June 28, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
October 6, 2017 – June 29, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2017 – December 31, 2017
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
September 29, 2017 – June 28, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – June 29, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2017 – September 30, 2017
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 27, 2017 – June 29, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
April 2, 2017 – June 29, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
February 18, 2017 – June 29, 2018
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 7, 2016 – June 29, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
June 1, 2016 – August 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
June 1, 2016 – August 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2016 – June 30, 2016
Resolved
Sample Siting Plan Errors (RTCR)
—
Revised Total Coliform Rule
April 1, 2016 – July 11, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
February 29, 2016 – May 31, 2016
Resolved
Monitoring and Reporting (DBP)
—
TTHM
February 29, 2016 – May 31, 2016
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 7, 2016 – June 29, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2015 – June 28, 2018
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
December 1, 2015 – February 28, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2015 – December 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
December 1, 2015 – February 28, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2015 – December 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2015 – December 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2015 – November 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2015 – November 30, 2015
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2015 – December 8, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2015 – September 30, 2015
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2015 – September 30, 2015
Archived
Monitoring and Reporting (DBP)
—
TTHM
March 1, 2015 – May 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
December 1, 2014 – February 28, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
December 1, 2014 – February 28, 2015
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
October 1, 2014 – November 30, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – December 8, 2016
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2013 – December 8, 2016
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2013 – February 12, 2013
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – December 8, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
June 1, 2012 – June 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2012 – March 31, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2011 – December 31, 2011
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 2011 – August 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2011 – March 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2011 – January 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2010 – August 31, 2010
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
June 1, 1993 – June 25, 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
September 1, 2018 – September 30, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Archived
July 1, 2018 – September 30, 2018	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2018 – July 31, 2018	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 21, 2018 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 21, 2018 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2018 – June 30, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2018 – June 28, 2018	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
January 1, 2018 – March 31, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
December 30, 2017 – June 28, 2018	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
October 6, 2017 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2017 – December 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 29, 2017 – June 28, 2018	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
July 1, 2017 – June 29, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2017 – September 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
May 27, 2017 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 2, 2017 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
February 18, 2017 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 7, 2016 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 1, 2016 – August 31, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
June 1, 2016 – August 31, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2016 – June 30, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2016 – July 11, 2018	Sample Siting Plan Errors (RTCR)	Revised Total Coliform Rule	—	Resolved
February 29, 2016 – May 31, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
February 29, 2016 – May 31, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 7, 2016 – June 29, 2018	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
December 30, 2015 – June 28, 2018	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
December 1, 2015 – February 28, 2016	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
December 1, 2015 – December 31, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2015 – February 28, 2016	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2015 – December 31, 2015	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 2015 – November 30, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
September 1, 2015 – November 30, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2015 – December 8, 2016	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2015 – September 30, 2015	Monitoring and Reporting (DBP)	Chlorine	—	Archived
March 1, 2015 – May 31, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
December 1, 2014 – February 28, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
December 1, 2014 – February 28, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2014 – November 30, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2014 – December 8, 2016	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2013 – December 8, 2016	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2013 – February 12, 2013	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2012 – December 8, 2016	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2012 – June 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2012 – March 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2011 – December 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2011 – August 31, 2011	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2011 – March 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2011 – January 31, 2011	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2010 – August 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
June 1, 1993 – June 25, 1998	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved

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

Enforcement actions

January 22, 2019State no longer subject to Rule1 linked violation
January 22, 2019State no longer subject to Rule1 linked violation
January 22, 2019State no longer subject to Rule1 linked violation
January 22, 2019State no longer subject to Rule2 linked violations
January 22, 2019State no longer subject to Rule1 linked violation
January 22, 2019State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rulegeneral compliance action — not tied to a specific violation on record
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
December 21, 2018State no longer subject to Rule1 linked violation
November 15, 2018State Violation/Reminder Notice1 linked violation
November 15, 2018State Public Notification requested1 linked violation
November 15, 2018State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
September 14, 2018State Violation/Reminder Notice1 linked violation
September 14, 2018State Public Notification requested1 linked violation
September 14, 2018State Violation/Reminder Notice1 linked violation
September 14, 2018State Public Notification requested1 linked violation
July 11, 2018State Compliance achieved1 linked violation
July 6, 2018State Public Notification requested1 linked violation
July 6, 2018State Administrative/Compliance Order without penalty issued1 linked violation
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Compliance achievedgeneral compliance action — not tied to a specific violation on record
June 29, 2018State Public Notification received1 linked violation
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Public Notification received1 linked violation
June 29, 2018State Public Notification received1 linked violation
June 29, 2018State Compliance achieved4 linked violations
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
June 29, 2018State Public Notification received1 linked violation
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Public Notification received2 linked violations
June 29, 2018State Compliance achieved1 linked violation
June 29, 2018State Compliance achieved1 linked violation
June 28, 2018State Compliance achieved1 linked violation
June 28, 2018State Compliance achieved1 linked violation
June 28, 2018State Compliance achieved1 linked violation
June 28, 2018State Compliance achieved1 linked violation
June 14, 2018State Violation/Reminder Notice1 linked violation
June 11, 2018State Administrative/Compliance Order without penalty issued10 linked violations
May 24, 2018State Violation/Reminder Notice8 linked violations
April 23, 2018State Public Notification requested1 linked violation
April 23, 2018State Administrative/Compliance Order without penalty issued1 linked violation
March 9, 2018State Violation/Reminder Notice1 linked violation
January 18, 2018State Public Notification requested1 linked violation
January 18, 2018State Administrative/Compliance Order with penalty issued1 linked violation
December 1, 2017State Violation/Reminder Notice1 linked violation
November 17, 2017State Violation/Reminder Notice1 linked violation
September 14, 2017State Administrative/Compliance Order with penalty issued1 linked violation
September 14, 2017State Public Notification requested1 linked violation
September 5, 2017State Administrative/Compliance Order with penalty issued1 linked violation
September 5, 2017State Public Notification requested1 linked violation
April 20, 2017State Public Notification requested2 linked violations
April 20, 2017State Violation/Reminder Notice2 linked violations
April 20, 2017State Public Notification requested2 linked violations
April 20, 2017State Violation/Reminder Notice2 linked violations
March 2, 2017State Violation/Reminder Notice2 linked violations
March 2, 2017State Public Notification requested2 linked violations
December 8, 2016State Compliance achieved4 linked violations
November 16, 2016State Compliance achieved6 linked violations
November 16, 2016State Compliance achieved4 linked violations
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 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 achievedgeneral compliance action — not tied to a specific violation on record
August 4, 2016State Compliance achieved1 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
May 26, 2016State Administrative/Compliance Order with penalty issued2 linked violations
May 26, 2016State Public Notification requested2 linked violations
March 23, 2016State Administrative/Compliance Order with penalty issued2 linked violations
March 23, 2016State Public Notification requested2 linked violations
March 15, 2016State Violation/Reminder Notice1 linked violation
March 15, 2016State Public Notification requested1 linked violation
March 14, 2016State Violation/Reminder Notice1 linked violation
February 19, 2016State Violation/Reminder Notice1 linked violation
February 18, 2016State Public Notification requested1 linked violation
February 18, 2016State Violation/Reminder Notice1 linked violation
February 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
February 4, 2016State Compliance achieved1 linked violation
February 4, 2016State Compliance achievedgeneral compliance action — not tied to a specific violation on record
January 8, 2016State Compliance achieved1 linked violation
January 6, 2016State Public Notification requested2 linked violations
January 6, 2016State Violation/Reminder Notice2 linked violations
December 7, 2015State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
November 13, 2015State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
October 20, 2015State Compliance achieved6 linked violations
October 12, 2015State Public Notification requested1 linked violation
October 12, 2015State Violation/Reminder Notice1 linked violation
September 16, 2015State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
July 7, 2015State Violation/Reminder Notice2 linked violations
July 7, 2015State Public Notification requested2 linked violations
March 31, 2015State Public Notification requested2 linked violations
March 31, 2015State Violation/Reminder Notice2 linked violations
January 14, 2015State Violation/Reminder Notice1 linked violation
January 6, 2015State Violation/Reminder Notice2 linked violations
January 6, 2015State Public Notification requested2 linked violations
June 30, 2012State Compliance achieved1 linked violation
April 19, 2011State Public Notification requested1 linked violation
April 19, 2011State Violation/Reminder Notice1 linked violation
March 22, 2011State Public Notification requested1 linked violation
March 22, 2011State Violation/Reminder Notice1 linked violation
March 14, 2011State Public Notification received6 linked violations
February 24, 2011State Public Notification requested1 linked violation
February 24, 2011State Public Notification requested1 linked violation
February 24, 2011State Violation/Reminder Notice1 linked violation
January 11, 2011State Violation/Reminder Notice3 linked violations
December 20, 2010State Violation/Reminder Notice1 linked violation
December 20, 2010State Public Notification requested1 linked violation
November 16, 2010State Violation/Reminder Notice1 linked violation
November 16, 2010State Public Notification requested6 linked violations
November 12, 2010State Public Notification requested1 linked violation
November 12, 2010State Violation/Reminder Notice1 linked violation
June 25, 1998State Compliance achieved1 linked violation

Last known contact on file (system is inactive)

RIVERSIDE INDIAN SCHOOL

405-247-6670

ANADARKO, OK 73005