Is OKMULGEE CO. RWD #7 (NUYAKA) required to publish a Consumer Confidence Report?

Yes. OKMULGEE CO. RWD #7 (NUYAKA) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is OKMULGEE CO. RWD #7 (NUYAKA)’s next Consumer Confidence Report due?

OKMULGEE CO. RWD #7 (NUYAKA)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

OKMULGEE, OK · Okmulgee County

OKMULGEE CO. RWD #7 (NUYAKA) Water System

Consumer Confidence Report status

OKMULGEE CO. RWD #7 (NUYAKA) must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for OKMULGEE CO. RWD #7 (NUYAKA).

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): OK3005608
System type: Community Water System
Population served: 2,357
Service connections: 1,382
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

OKMULGEE CO. RWD #7 (NUYAKA) is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 2,357 people from surface water.

As of August 1, 2026, its federal record holds 25 entries between 2001 and 2024, all of which EPA lists as closed.

Of the 25, 7 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Stage 2 Disinfectants and Disinfection Byproducts Rule, the Total Coliform Rules, and the Lead and Copper Rule.

Violation history

LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
June 30, 2022 – November 1, 2022
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
June 30, 2022 – November 1, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2022 – June 30, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2022 – March 31, 2022
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2022 – March 31, 2022
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2021 – December 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2021 – September 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2021 – June 30, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2021 – March 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2020 – December 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2020 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2020 – September 30, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2020 – March 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2020 – March 31, 2020
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
September 29, 2019 – November 3, 2020
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
August 1, 2019 – August 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2019 – June 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2019 – March 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2018 – December 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
TTHM
August 1, 2018 – October 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2018 – June 30, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2017 – December 31, 2017
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
January 1, 2008 – March 31, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
May 1, 2001 – May 31, 2001
Resolved

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 17, 2024 – July 15, 2025	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
June 30, 2022 – November 1, 2022	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
June 30, 2022 – November 1, 2022	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2021 – December 31, 2021	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2021 – September 30, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2021 – March 31, 2021	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2020 – March 31, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2020 – March 31, 2020	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
September 29, 2019 – November 3, 2020	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
August 1, 2019 – August 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2018 – December 31, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
August 1, 2018 – October 31, 2018	Monitoring and Reporting (DBP)	TTHM	—	Resolved
April 1, 2018 – June 30, 2018	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2017 – December 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2008 – March 31, 2008	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
May 1, 2001 – May 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

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

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
April 29, 2025State Public Notification received1 linked violation
January 9, 2025State Compliance achieved1 linked violation
August 21, 2024State Violation/Reminder Notice1 linked violation
August 21, 2024State Public Notification requested1 linked violation
April 26, 2024State Public Notification received1 linked violation
March 15, 2024State Compliance achieved1 linked violation
September 8, 2023State Compliance achieved46 linked violations
August 30, 2023State Public Notification requested1 linked violation
August 30, 2023State Violation/Reminder Notice1 linked violation
December 22, 2022State Public Notification requested6 linked violations
December 22, 2022State Violation/Reminder Notice6 linked violations
November 1, 2022State Compliance achieved1 linked violation
November 1, 2022State Compliance achieved2 linked violations
November 1, 2022State Compliance achieved1 linked violation
October 27, 2022State Violation/Reminder Notice1 linked violation
October 27, 2022State Violation/Reminder Notice1 linked violation
May 25, 2022State Public Notification received4 linked violations
May 25, 2022State Public Notification received4 linked violations
May 25, 2022State Public Notification received4 linked violations
April 28, 2022State Public Notification requested4 linked violations
April 28, 2022State Violation/Reminder Notice4 linked violations
March 2, 2022State Compliance achieved2 linked violations
December 22, 2021State Public Notification requested4 linked violations
December 22, 2021State Violation/Reminder Notice4 linked violations
September 9, 2021State Public Notification received4 linked violations
September 9, 2021State Public Notification received4 linked violations
September 9, 2021State Public Notification received4 linked violations
September 9, 2021State Public Notification requested5 linked violations
September 9, 2021State Violation/Reminder Notice4 linked violations
August 13, 2021State Compliance achieved2 linked violations
July 28, 2021State Public Notification received1 linked violation
June 16, 2021State Violation/Reminder Notice5 linked violations
June 16, 2021State Public Notification requested5 linked violations
April 20, 2021State Public Notification requested5 linked violations
January 20, 2021State Public Notification requested6 linked violations
November 20, 2020State Public Notification received1 linked violation
November 3, 2020State Compliance achieved2 linked violations
November 3, 2020State Compliance achieved2 linked violations
November 3, 2020State Compliance achieved1 linked violation
November 2, 2020State Public Notification requested5 linked violations
November 2, 2020State Violation/Reminder Notice5 linked violations
October 23, 2020State Violation/Reminder Notice2 linked violations
October 23, 2020State Violation/Reminder Notice2 linked violations
August 17, 2020State Public Notification received10 linked violations
July 28, 2020State Violation/Reminder Notice2 linked violations
July 13, 2020State Public Notification requested12 linked violations
March 25, 2020State Compliance achieved2 linked violations
March 25, 2020State Compliance achieved1 linked violation
December 12, 2019State Violation/Reminder Notice2 linked violations
December 2, 2019State Public Notification requested3 linked violations
November 21, 2019State Public Notification requested3 linked violations
November 21, 2019State Public Notification requested2 linked violations
August 28, 2019State Public Notification requested3 linked violations
July 8, 2019State Public Notification requested3 linked violations
July 8, 2019State Violation/Reminder Notice3 linked violations
March 15, 2019State Violation/Reminder Notice3 linked violations
March 15, 2019State Public Notification requested3 linked violations
January 14, 2019State Public Notification received4 linked violations
December 26, 2018State Public Notification received3 linked violations
December 26, 2018State Public Notification requested3 linked violations
December 14, 2018State Violation/Reminder Notice3 linked violations
November 15, 2018State Violation/Reminder Notice2 linked violations
November 6, 2018State Administrative/Compliance Order with penalty issued26 linked violations
September 24, 2018State Public Notification requested2 linked violations
May 29, 2018State Public Notification received3 linked violations
April 23, 2018State Administrative/Compliance Order without penalty issued3 linked violations
February 28, 2018State Compliance achieved2 linked violations
October 2, 2017State Public Notification received5 linked violations
September 8, 2017State Public Notification requested6 linked violations
April 20, 2017State Violation/Reminder Notice3 linked violations
August 4, 2016State Compliance achieved2 linked violations
August 4, 2016State Compliance achieved2 linked violations
August 4, 2016State Compliance achieved3 linked violations
August 4, 2016State Compliance achieved2 linked violations
February 20, 2015State Compliance achieved4 linked violations
February 13, 2015State Compliance achieved1 linked violation
February 13, 2015State Compliance achieved2 linked violations
February 13, 2015State Compliance achieved6 linked violations
October 3, 2014State Public Notification received1 linked violation
September 18, 2014State Public Notification requested2 linked violations
July 30, 2014State Administrative/Compliance Order with penalty issued2 linked violations
May 27, 2014State Administrative/Compliance Order with penalty issued6 linked violations
May 27, 2014State Administrative/Compliance Order with penalty issued2 linked violations
August 13, 2013State Compliance achieved2 linked violations
August 2, 2013State Violation/Reminder Notice1 linked violation
August 2, 2013State Public Notification requested1 linked violation
February 16, 2009Federal Compliance achieved6 linked violations
December 9, 2008Federal Violation/Reminder Notice7 linked violations
December 9, 2008Federal Violation/Reminder Notice2 linked violations
May 24, 2001State Violation/Reminder Notice1 linked violation
April 9, 2001State Violation/Reminder Notice1 linked violation
June 27, 1995State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Common questions

Is OKMULGEE CO. RWD #7 (NUYAKA) required to publish a Consumer Confidence Report?: Yes. OKMULGEE CO. RWD #7 (NUYAKA) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is OKMULGEE CO. RWD #7 (NUYAKA)’s next Consumer Confidence Report due?: OKMULGEE CO. RWD #7 (NUYAKA)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does OKMULGEE CO. RWD #7 (NUYAKA) have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for OKMULGEE CO. RWD #7 (NUYAKA).
What is a Consumer Confidence Report?: A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

OKMULGEE CO. RWD #7

918-756-1721

OKMULGEE, OK 74447