Is CHEROKEE CO. RWD #11 required to publish a Consumer Confidence Report?

Yes. CHEROKEE CO. RWD #11 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 CHEROKEE CO. RWD #11’s next Consumer Confidence Report due?

CHEROKEE CO. RWD #11’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.

HULBERT, OK · Cherokee County

CHEROKEE CO. RWD #11 Water System

Consumer Confidence Report status

CHEROKEE CO. RWD #11 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 CHEROKEE CO. RWD #11.

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): OK1221637
System type: Community Water System
Population served: 3,395
Service connections: 1,593
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

CHEROKEE CO. RWD #11 is one of 106 community water systems in Oklahoma in the 3,301 to 10,000 people size category, serving 3,395 people from surface water.

As of August 1, 2026, its federal record holds 4 entries between 1997 and 2025, all of which EPA lists as closed.

Of the 4, 3 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 Total Coliform Rules, the Surface Water Treatment Rules, and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Monitoring, Turbidity (Enhanced SWTR)
—
Interim Enhanced Surface Water Treatment Rule
September 1, 2025 – September 30, 2025
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2009 – December 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – December 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 1997 – September 30, 1997
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
September 1, 2025 – September 30, 2025	Monitoring, Turbidity (Enhanced SWTR)	Interim Enhanced Surface Water Treatment Rule	—	Resolved
December 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
September 1, 1997 – September 30, 1997	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

February 2, 2026State Compliance achieved1 linked violation
December 31, 2025State Public Notification requested1 linked violation
December 31, 2025State Violation/Reminder Notice1 linked violation
May 25, 2025State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
March 6, 2025State Public Notification requested2 linked violations
September 27, 2018State Compliance achieved2 linked violations
January 12, 2017State Compliance achieved2 linked violations
April 8, 2010State Violation/Reminder Notice1 linked violation
April 8, 2010State Public Notification requested2 linked violations
August 26, 2009State Compliance achieved1 linked violation
August 26, 2009State Compliance achieved8 linked violations
July 31, 2009State Public Notification received1 linked violation
July 27, 2009State Public Notification requested1 linked violation
July 27, 2009State Violation/Reminder Notice1 linked violation
June 29, 2009State Violation/Reminder Notice1 linked violation
January 1, 2007State Compliance achieved2 linked violations
January 7, 2005State Compliance achieved7 linked violations
October 19, 1995State Administrative/Compliance Order without penalty issued6 linked violations

Common questions

Is CHEROKEE CO. RWD #11 required to publish a Consumer Confidence Report?: Yes. CHEROKEE CO. RWD #11 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 CHEROKEE CO. RWD #11’s next Consumer Confidence Report due?: CHEROKEE CO. RWD #11’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does CHEROKEE CO. RWD #11 have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for CHEROKEE CO. RWD #11.
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

CHEROKEE CO RWD #11

918-772-2915

HULBERT, OK 74441