Is MUSKOGEE CO. RWD #4 required to publish a Consumer Confidence Report?

Yes. MUSKOGEE CO. RWD #4 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 MUSKOGEE CO. RWD #4’s next Consumer Confidence Report due?

MUSKOGEE CO. RWD #4’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.

FORT GIBSON, OK · Muskogee County

MUSKOGEE CO. RWD #4 Water System

Consumer Confidence Report status

MUSKOGEE CO. RWD #4 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 MUSKOGEE CO. RWD #4.

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): OK3005104
System type: Community Water System
Population served: 783
Service connections: 364
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

MUSKOGEE CO. RWD #4 is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 783 people from surface water.

As of August 1, 2026, its federal record holds 8 entries between 2008 and 2016, all of which EPA lists as closed. Nothing has been added since 2016.

Of the 8, 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 Stage 2 Disinfectants and Disinfection Byproducts Rule and the Total Coliform Rules.

Violation history

Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2016 – March 31, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2015 – December 31, 2015
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
September 29, 2015 – December 14, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2015 – September 30, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2014 – December 31, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2014 – September 30, 2014
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 2013 – July 31, 2013
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
October 1, 2008 – December 31, 2008
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2015 – December 31, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 29, 2015 – December 14, 2015	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
July 1, 2015 – September 30, 2015	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2013 – July 31, 2013	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 2008 – December 31, 2008	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is MUSKOGEE CO. RWD #4 required to publish a Consumer Confidence Report?: Yes. MUSKOGEE CO. RWD #4 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 MUSKOGEE CO. RWD #4’s next Consumer Confidence Report due?: MUSKOGEE CO. RWD #4’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does MUSKOGEE CO. RWD #4 have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for MUSKOGEE CO. RWD #4.
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

MUSKOGEE CO. RWD #4

918-478-4855

FORT GIBSON, OK 74434