Is PITTSBURG CO. RWD #9 (MCALESTER) required to publish a Consumer Confidence Report?

Yes. PITTSBURG CO. RWD #9 (MCALESTER) 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 PITTSBURG CO. RWD #9 (MCALESTER)’s next Consumer Confidence Report due?

PITTSBURG CO. RWD #9 (MCALESTER)’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.

MCALESTER, OK · Pittsburg County

PITTSBURG CO. RWD #9 (MCALESTER) Water System

Consumer Confidence Report status

PITTSBURG CO. RWD #9 (MCALESTER) 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 PITTSBURG CO. RWD #9 (MCALESTER).

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): OK3006107
System type: Community Water System
Population served: 872
Service connections: 440
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

PITTSBURG CO. RWD #9 (MCALESTER) is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 872 people from surface water.

As of August 1, 2026, its federal record holds 25 entries between 2005 and 2026, all of which EPA lists as closed.

Of the 25, 15 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

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
January 1, 2026 – January 31, 2026
Archived
Monitoring and Reporting (DBP)
—
Chlorine
January 1, 2026 – January 31, 2026
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2025 – December 31, 2025
Archived
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
September 29, 2025 – November 10, 2025
Resolved
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – February 25, 2026
Resolved
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – February 25, 2026
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
December 30, 2022 – July 25, 2023
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2022 – June 30, 2022
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
September 29, 2020 – December 29, 2021
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
April 1, 2019 – October 16, 2019
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
December 30, 2017 – October 16, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
July 1, 2017 – September 30, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2017 – June 30, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2017 – June 30, 2017
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
June 1, 2015 – August 31, 2015
Resolved
Monitoring and Reporting (DBP)
—
TTHM
June 1, 2015 – August 31, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2014 – December 31, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2014 – July 2, 2015
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2014 – September 30, 2014
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2014 – March 31, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2009 – March 31, 2009
Resolved
Monitoring, Routine (IDSE)
—
TTHM
February 1, 2009 – April 30, 2009
Resolved
Monitoring, Routine (IDSE)
—
Total Haloacetic Acids (HAA5)
November 1, 2008 – January 31, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2007 – April 30, 2007
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
August 1, 2005 – August 31, 2005
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
January 1, 2026 – January 31, 2026	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Archived
January 1, 2026 – January 31, 2026	Monitoring and Reporting (DBP)	Chlorine	—	Archived
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
September 29, 2025 – November 10, 2025	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
October 17, 2024 – February 25, 2026	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Resolved
October 17, 2024 – February 25, 2026	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Resolved
December 30, 2022 – July 25, 2023	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
September 29, 2020 – December 29, 2021	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2019 – October 16, 2019	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
December 30, 2017 – October 16, 2019	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2017 – September 30, 2017	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2017 – June 30, 2017	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
June 1, 2015 – August 31, 2015	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
June 1, 2015 – August 31, 2015	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2014 – December 31, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2014 – July 2, 2015	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2014 – September 30, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2014 – March 31, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
March 1, 2009 – March 31, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 2009 – April 30, 2009	Monitoring, Routine (IDSE)	TTHM	—	Resolved
November 1, 2008 – January 31, 2009	Monitoring, Routine (IDSE)	Total Haloacetic Acids (HAA5)	—	Resolved
April 1, 2007 – April 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2005 – August 31, 2005	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved

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

Enforcement actions

May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved1 linked violation
May 8, 2014State Compliance achieved11 linked violations
May 8, 2014State Compliance achieved2 linked violations

Common questions

Is PITTSBURG CO. RWD #9 (MCALESTER) required to publish a Consumer Confidence Report?: Yes. PITTSBURG CO. RWD #9 (MCALESTER) 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 PITTSBURG CO. RWD #9 (MCALESTER)’s next Consumer Confidence Report due?: PITTSBURG CO. RWD #9 (MCALESTER)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does PITTSBURG CO. RWD #9 (MCALESTER) have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show no open violations for PITTSBURG CO. RWD #9 (MCALESTER).
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

PITTSBURG CO. RWD #9 (MCALESTER)

918-429-1440

MCALESTER, OK 74501