Is OKMULGEE CO. RWD #2 (PRESTON) required to publish a Consumer Confidence Report?

Yes. OKMULGEE CO. RWD #2 (PRESTON) 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 #2 (PRESTON)’s next Consumer Confidence Report due?

OKMULGEE CO. RWD #2 (PRESTON)’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.

PRESTON, OK · Okmulgee County

OKMULGEE CO. RWD #2 (PRESTON) Water System

Consumer Confidence Report status

OKMULGEE CO. RWD #2 (PRESTON) 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 1 item for OKMULGEE CO. RWD #2 (PRESTON) that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.

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): OK3005604
System type: Community Water System
Population served: 2,355
Service connections: 976
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

OKMULGEE CO. RWD #2 (PRESTON) is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 2,355 people from surface water.

As of August 1, 2026, its federal record holds 36 entries between 2014 and 2025, of which 1 remains open; none are health-based.

Of the 36, 12 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 Lead and Copper Rule, and the Stage 1 Disinfectants and Disinfection Byproducts Rule.

Violation history

Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
December 30, 2025
Unaddressed
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2025 – December 31, 2025
Archived
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2025 – September 30, 2025
Archived
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024 – July 15, 2025
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
July 1, 2023 – September 1, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2022 – November 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
Chloramine
July 1, 2022 – September 30, 2022
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
June 30, 2022 – July 17, 2025
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
June 30, 2022 – July 17, 2025
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2022 – June 30, 2022
Archived
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, 2021 – March 31, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2020 – December 31, 2020
Archived
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
September 29, 2020 – September 17, 2021
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
September 1, 2020 – November 30, 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
Total Haloacetic Acids (HAA5)
April 1, 2020 – June 30, 2020
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
TTHM
March 31, 2020 – September 17, 2021
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2020 – March 31, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
October 1, 2019 – December 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2019 – December 31, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
October 1, 2019 – December 31, 2019
Resolved
Failure Submit IDSE/Subpart V Plan Rpt
—
Total Haloacetic Acids (HAA5)
September 29, 2019 – September 17, 2020
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2019 – September 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
April 1, 2019 – June 30, 2019
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
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
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
March 1, 2018 – May 31, 2018
Resolved
Monitoring and Reporting (DBP)
—
TTHM
March 1, 2018 – May 31, 2018
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
January 1, 2017 – March 31, 2017
Resolved
Maximum Contaminant Level Violation, Average
Health-based
TTHM
July 1, 2016 – September 30, 2016
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Total Haloacetic Acids (HAA5)
January 1, 2016 – March 31, 2016
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
Maximum Contaminant Level Violation, Average
Health-based
TTHM
April 1, 2014 – June 30, 2014
Resolved

Unaddressed no corrective action on record yetArchived 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
December 30, 2025	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Unaddressed
October 1, 2025 – December 31, 2025	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
July 1, 2025 – September 30, 2025	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
October 17, 2024 – July 15, 2025	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Resolved
July 1, 2023 – September 1, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2022 – November 30, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Chloramine	—	Resolved
June 30, 2022 – July 17, 2025	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
June 30, 2022 – July 17, 2025	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
April 1, 2022 – June 30, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
January 1, 2022 – March 31, 2022	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Archived
January 1, 2021 – March 31, 2021	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2020 – December 31, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Archived
September 29, 2020 – September 17, 2021	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
September 1, 2020 – November 30, 2020	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2020 – September 30, 2020	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2020 – June 30, 2020	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
March 31, 2020 – September 17, 2021	Failure Submit IDSE/Subpart V Plan Rpt	TTHM	—	Resolved
January 1, 2020 – March 31, 2020	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2019 – December 31, 2019	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
October 1, 2019 – December 31, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
October 1, 2019 – December 31, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
September 29, 2019 – September 17, 2020	Failure Submit IDSE/Subpart V Plan Rpt	Total Haloacetic Acids (HAA5)	—	Resolved
July 1, 2019 – September 30, 2019	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
April 1, 2019 – June 30, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
January 1, 2019 – March 31, 2019	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	Resolved
March 1, 2018 – May 31, 2018	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
March 1, 2018 – May 31, 2018	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
July 1, 2016 – September 30, 2016	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved
January 1, 2016 – March 31, 2016	Maximum Contaminant Level Violation, Average	Total Haloacetic Acids (HAA5)	Health-based	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
April 1, 2014 – June 30, 2014	Maximum Contaminant Level Violation, Average	TTHM	Health-based	Resolved

Unaddressed no corrective action on record yetArchived closed in EPA's records (typically due to age or a data correction)Resolved addressed and confirmed by the state

Enforcement actions

February 19, 2026State Public Notification requested7 linked violations
January 5, 2026State Public Notification requested4 linked violations
October 3, 2025State Administrative/Compliance Order without penalty issued32 linked violations
July 11, 2025State Violation/Reminder Notice39 linked violations
April 10, 2023State Compliance achieved5 linked violations
December 22, 2022State Public Notification requested8 linked violations
October 27, 2022State Violation/Reminder Notice10 linked violations
February 17, 2022State Public Notification requested7 linked violations
December 11, 2021State Public Notification received3 linked violations
August 13, 2021State Compliance achieved4 linked violations
March 26, 2020State Public Notification requested8 linked violations
November 14, 2019State Public Notification received5 linked violations
November 14, 2019State Public Notification received16 linked violations
July 8, 2019State Public Notification requested8 linked violations
July 8, 2019State Violation/Reminder Notice7 linked violations
April 16, 2019State Public Notification requested12 linked violations
March 1, 2019State Public Notification received14 linked violations
March 1, 2019State Public Notification received14 linked violations
December 26, 2018State Public Notification requested4 linked violations
November 9, 2018State Compliance achieved3 linked violations
August 28, 2018State Violation/Reminder Notice4 linked violations
June 14, 2018State Violation/Reminder Notice7 linked violations
April 23, 2018State Violation/Reminder Notice10 linked violations
October 24, 2016State Administrative/Compliance Order with penalty issued42 linked violations
August 4, 2016State Compliance achieved7 linked violations
August 4, 2016State Compliance achieved6 linked violations
March 22, 2016State Administrative/Compliance Order with penalty issued13 linked violations
November 2, 2015State Public Notification requested6 linked violations
June 10, 2014State Administrative/Compliance Order with penalty issued1 linked violation
April 24, 2014State Compliance achieved2 linked violations
August 2, 2013State Public Notification requested9 linked violations

Common questions

Is OKMULGEE CO. RWD #2 (PRESTON) required to publish a Consumer Confidence Report?: Yes. OKMULGEE CO. RWD #2 (PRESTON) 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 #2 (PRESTON)’s next Consumer Confidence Report due?: OKMULGEE CO. RWD #2 (PRESTON)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does OKMULGEE CO. RWD #2 (PRESTON) have any open drinking water violations on record?: As of August 1, 2026, EPA's federal records show 1 item for OKMULGEE CO. RWD #2 (PRESTON) that is open and awaiting resolution. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings.
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 #2 (PRESTON)

918-756-8910

PRESTON, OK 74456