WYNONA, OK · Osage County

WYNONA 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): OK2005708
System type: Community Water System
Population served: 450
Service connections: 274
Ownership: local government
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2024 – November 30, 2024
Resolved
Monitoring, Regular
—
Nitrate-Nitrite
January 1, 2018 – December 31, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2016 – January 5, 2017
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Stage 2 Disinfectants and Disinfection Byproducts Rule
October 1, 2010 – May 8, 2014
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2009 – August 17, 2010
Resolved
Monitoring, Routine (IDSE)
—
TTHM
July 1, 2009 – September 30, 2009
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
July 1, 2009 – September 30, 2009
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Benzene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Toluene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Ethylbenzene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Xylenes, Total
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Regular
—
Vinyl chloride
July 1, 2002 – September 30, 2002
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 1998 – September 30, 1998
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 1996 – August 31, 1996
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
June 1, 1993 – November 3, 1994
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
November 1, 2024 – November 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Nitrate-Nitrite	—	Resolved
July 1, 2016 – January 5, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2010 – May 8, 2014	Failure Submit IDSE/Subpart V Plan Rpt	Stage 2 Disinfectants and Disinfection Byproducts Rule	—	Resolved
October 1, 2009 – August 17, 2010	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2009 – September 30, 2009	Monitoring, Routine (IDSE)	TTHM	—	Resolved
July 1, 2009 – September 30, 2009	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Benzene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Toluene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Xylenes, Total	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 2002 – September 30, 2002	Monitoring, Regular	Vinyl chloride	—	Resolved
September 1, 1998 – September 30, 1998	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
August 1, 1996 – August 31, 1996	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
June 1, 1993 – November 3, 1994	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

November 21, 2025State Public Notification requested1 linked violation
February 21, 2025State Compliance achieved2 linked violations
January 29, 2025State Violation/Reminder Notice2 linked violations
September 29, 2023State Public Notification received1 linked violation
July 26, 2023State Compliance achieved1 linked violation
March 14, 2023State Violation/Reminder Notice1 linked violation
January 6, 2023State Public Notification requested1 linked violation
July 28, 2022State Public Notification requested2 linked violations
March 27, 2019State Public Notification received3 linked violations
March 27, 2019State Public Notification received1 linked violation
March 27, 2019State Public Notification received2 linked violations
June 14, 2018State Public Notification requested1 linked violation
June 14, 2018State Violation/Reminder Notice1 linked violation
January 3, 2017State Violation/Reminder Notice1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved1 linked violation
August 4, 2016State Compliance achieved3 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
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 achieved1 linked violation
October 8, 2014State Compliance achieved4 linked violations
October 8, 2014State Compliance achieved4 linked violations
May 8, 2014State Compliance achieved1 linked violation
December 5, 2012State Violation/Reminder Notice1 linked violation
October 31, 2012State Compliance achieved1 linked violation
February 26, 2010State Public Notification received1 linked violation
September 10, 2007State Public Notification received1 linked violation
October 19, 1995State Administrative/Compliance Order without penalty issued5 linked violations

Contact

WYNONA

918-846-2526

WYNONA, OK 74084