Public Water Partners

LOCUST GROVE, OK · Mayes County

LOCUST GROVE PWA Water System

Consumer Confidence Report status

LOCUST GROVE PWA 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 LOCUST GROVE PWA 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)
OK1021668
System type
Community Water System
Population served
1,600
Service connections
1,039
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

LOCUST GROVE PWA is one of 511 community water systems in Oklahoma in the 501 to 3,300 people size category, serving 1,600 people from surface water.

As of August 1, 2026, its federal record holds 251 entries between 2002 and 2025, of which 1 remains open; none are health-based.

Of the 251, 208 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 Surface Water Treatment Rules, synthetic organic chemicals, and volatile organic chemicals.

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
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    October 1, 2025 – December 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    October 1, 2025 – December 31, 2025

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2025 – September 30, 2025

    Archived
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2025 – December 31, 2025

    Archived
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2024 – November 30, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2024 – October 31, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2024 – September 30, 2024

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2024 – April 30, 2025

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2024 – July 31, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2024 – June 30, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2024 – May 31, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2024 – April 30, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2024 – March 31, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2024 – February 29, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2024 – January 31, 2024

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    December 1, 2023 – December 31, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2023 – November 30, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2023 – October 31, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2023 – August 31, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2023 – July 31, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2023 – June 30, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2023 – May 31, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2023 – April 30, 2023

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2023 – March 31, 2023

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Benzene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Toluene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2023 – January 31, 2023

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2023 – December 31, 2025

    Archived
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    August 1, 2022 – October 31, 2022

    Resolved
  • Monitoring, Regular

    Carbofuran

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Chlordane

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    2,4-D

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    April 1, 2022 – June 30, 2022

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2021 – October 31, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2021 – August 31, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2021 – May 31, 2021

    Resolved
  • Monitoring, Regular

    Glyphosate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Endothall

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Diquat

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Dalapon

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Methoxychlor

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Endrin

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Toxaphene

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Heptachlor

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    LASSO

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Dinoseb

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Picloram

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Simazine

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    OXAMYL

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2021 – April 30, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2021 – February 28, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2021 – January 31, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    December 1, 2020 – December 31, 2020

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2020 – November 30, 2020

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    November 1, 2020 – January 31, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    November 1, 2020 – January 31, 2021

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2020 – July 31, 2020

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2020 – June 30, 2020

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2019 – November 30, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2019 – October 31, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2019 – September 30, 2019

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2019 – September 30, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2019 – July 31, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2019 – June 30, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2019 – May 31, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2019 – April 30, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2019 – March 31, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2019 – February 28, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2019 – January 31, 2019

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2018 – October 31, 2018

    Resolved
  • Monitoring, Regular

    Atrazine

    July 1, 2018 – September 30, 2018

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2018 – April 30, 2018

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2018 – March 31, 2018

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    December 1, 2017 – December 31, 2017

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2017 – August 31, 2017

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2017 – July 31, 2017

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2017 – June 30, 2017

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    Total Haloacetic Acids (HAA5)

    April 1, 2017 – September 15, 2017

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    TTHM

    April 1, 2017 – December 21, 2018

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2017 – March 31, 2017

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2017 – February 28, 2017

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2016 – November 30, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2016 – October 31, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    September 1, 2016 – September 30, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2016 – August 31, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2016 – July 31, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2016 – June 30, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    May 1, 2016 – May 31, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    April 1, 2016 – April 30, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    March 1, 2016 – March 31, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2016 – February 29, 2016

    Resolved
  • Monitoring, Turbidity (Enhanced SWTR)

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2016 – January 31, 2016

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2014 – December 31, 2016

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2014 – December 31, 2016

    Resolved
  • Follow-up Or Routine LCR Tap M/R

    Lead and Copper Rule

    October 1, 2013 – October 28, 2013

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2013 – July 2, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2013 – March 31, 2013

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    October 1, 2012 – December 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2012 – December 31, 2012

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    July 1, 2012 – September 30, 2012

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2012 – July 2, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2012 – September 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    April 1, 2012 – June 30, 2012

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    April 1, 2012 – June 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2012 – March 31, 2012

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2012 – March 31, 2012

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    January 1, 2012 – March 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Total Haloacetic Acids (HAA5)

    January 1, 2012 – March 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2011 – December 31, 2011

    Resolved
  • Monitoring, Regular

    Atrazine

    July 1, 2011 – September 30, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2011 – September 30, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    April 1, 2011 – June 30, 2011

    Resolved
  • Monitoring, Regular

    Atrazine

    April 1, 2011 – June 30, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2011 – March 31, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 2010 – August 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 2010 – July 31, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Total Haloacetic Acids (HAA5)

    April 1, 2010 – June 30, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Total Haloacetic Acids (HAA5)

    January 1, 2010 – March 31, 2010

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    November 1, 2009 – November 30, 2009

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    October 1, 2009 – August 9, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2009 – December 31, 2009

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    July 1, 2009 – July 31, 2009

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    July 1, 2009 – September 30, 2009

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    July 1, 2009 – July 31, 2009

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    June 1, 2009 – June 30, 2009

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    June 1, 2009 – June 30, 2009

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    June 1, 2009 – June 30, 2009

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    May 1, 2009 – May 31, 2009

    Resolved
  • Monitoring of Treatment (SWTR-Filter)

    Surface Water Treatment Rule

    May 1, 2009 – May 31, 2009

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    April 1, 2009 – June 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    April 1, 2009 – June 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    April 1, 2009 – June 30, 2009

    Resolved
  • Treatment Technique (SWTR and GWR)

    Health-based

    Surface Water Treatment Rule

    April 1, 2009 – April 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2009 – March 31, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2009 – March 31, 2009

    Resolved
  • Treatment Technique Precursor Removal

    Health-based

    CARBON, TOTAL

    January 1, 2009 – March 31, 2009

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    November 1, 2008 – November 30, 2008

    Resolved
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    October 1, 2008 – December 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    October 1, 2008 – December 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    October 1, 2008 – December 31, 2008

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2008 – August 31, 2008

    Resolved
  • Single Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    August 1, 2008 – August 31, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2008 – September 30, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    July 1, 2008 – September 30, 2008

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    July 1, 2008 – July 31, 2008

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    June 1, 2008 – June 30, 2008

    Resolved
  • Monitoring, Regular

    Gross Beta Particle Activity

    January 1, 2008 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2008 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2008 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2008 – December 31, 2016

    Resolved
  • Monitoring and Reporting (DBP)

    CARBON, TOTAL

    January 1, 2008 – March 31, 2008

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    October 1, 2007 – October 31, 2007

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2007 – September 30, 2007

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2007 – September 30, 2007

    Resolved
  • Monitoring, Regular

    Nitrate-Nitrite

    January 1, 2007 – December 31, 2007

    Resolved
  • Monthly Turbidity Exceed (Enhanced SWTR)

    Health-based

    Interim Enhanced Surface Water Treatment Rule

    January 1, 2007 – January 31, 2007

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2006 – December 31, 2006

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2006 – September 30, 2006

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    April 1, 2006 – June 30, 2006

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2006 – March 31, 2006

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    April 1, 2003 – April 30, 2003

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2002 – March 31, 2002

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2002 – March 31, 2002

    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

Common questions

Is LOCUST GROVE PWA required to publish a Consumer Confidence Report?

Yes. LOCUST GROVE PWA 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 LOCUST GROVE PWA’s next Consumer Confidence Report due?

LOCUST GROVE PWA’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does LOCUST GROVE PWA have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show 1 item for LOCUST GROVE PWA 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

LOCUST GROVE

918-479-6467

LOCUST GROVE, OK 74352