Drinking Water Compliance OS

O BRIEN, TX · Haskell County

CITY OF OBRIEN Water System

Current status

1 item on record is open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Texas’s official records. Always confirm current status with Texas before making decisions based on this information.

System facts

System ID (PWSID)
TX1040005
System type
Community Water System
Population served
87
Service connections
72
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Public Notification Violation for NPDWR Violation

    Public Notice

    October 26, 2025

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

    Lead and Copper Rule

    July 1, 2025 – July 18, 2025

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    May 1, 2025 – August 19, 2025

    Resolved
  • LSL Reporting

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024 – June 18, 2025

    Resolved
  • LSL Inventory

    Health-based

    LEAD AND COPPER RULE REVISIONS

    October 17, 2024 – June 18, 2025

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

    Lead and Copper Rule

    October 1, 2024 – July 18, 2025

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2023 – February 14, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 17, 2021 – September 2, 2021

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2021 – March 31, 2021

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    TTHM

    December 30, 2020 – March 26, 2021

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    Total Haloacetic Acids (HAA5)

    December 30, 2020 – March 26, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 27, 2020 – January 26, 2021

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Total Haloacetic Acids (HAA5)

    October 1, 2020 – December 31, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    October 1, 2020 – December 31, 2020

    Resolved
  • Failure Submit IDSE/Subpart V Plan Rpt

    TTHM

    September 11, 2020 – March 26, 2021

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    July 1, 2020 – September 30, 2020

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2017 – March 31, 2017

    Resolved
  • Lead Consumer Notice

    Lead and Copper Rule

    December 30, 2016 – February 1, 2017

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    August 1, 2016 – August 31, 2016

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 8, 2016 – May 19, 2016

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

    Lead and Copper Rule

    October 1, 2015 – October 13, 2016

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    March 17, 2015 – May 22, 2015

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    January 1, 2015 – March 31, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 30, 2014 – January 26, 2021

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    October 1, 2014 – December 31, 2014

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    July 1, 2014 – September 30, 2014

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    June 30, 2014 – January 26, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    May 13, 2014 – August 18, 2014

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 12, 2014 – August 12, 2014

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    April 1, 2014 – June 30, 2014

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    February 12, 2014 – August 12, 2014

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    January 1, 2014 – March 31, 2014

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 2014 – January 31, 2014

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2013 – December 31, 2013

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    October 1, 2013 – December 31, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2013 – December 31, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    August 10, 2013 – October 7, 2014

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2013 – September 30, 2013

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2013 – April 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2013 – March 31, 2013

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 2, 2012 – April 4, 2014

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 2012 – October 31, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2012 – September 30, 2012

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2012 – July 17, 2014

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2012 – June 30, 2012

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 23, 2011 – April 4, 2014

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 23, 2011 – April 4, 2014

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2011 – December 31, 2011

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    August 10, 2011 – April 4, 2014

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 27, 2011 – June 1, 2011

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 12, 2011 – April 4, 2014

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2011 – June 30, 2011

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 2011 – April 30, 2011

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2011 – March 31, 2011

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    December 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    November 1, 2010 – November 30, 2010

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    November 1, 2010 – January 8, 2015

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 2009 – December 31, 2009

    Resolved
  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Nitrate

    July 1, 2009 – September 30, 2009

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2007 – March 31, 2007

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2006 – December 31, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2006 – September 30, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2006 – June 30, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2006 – March 31, 2006

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2005 – December 31, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2005 – September 30, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2005 – June 30, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2005 – March 31, 2005

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2004 – December 31, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2004 – September 30, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2004 – March 31, 2004

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    December 1, 1993 – December 31, 1993

    Archived
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    December 1, 1992 – December 31, 1992

    Archived
  • Notification, Public

    Coliform (TCR)

    January 1, 1992 – January 31, 1992

    Archived
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 1992 – January 31, 1992

    Archived
  • Maximum Contaminant Level Violation, Average

    Health-based

    Nitrate

    March 16, 1979 – April 15, 1979

    Archived

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

Enforcement actions

Contact

CASILLAS, CHRIS, M

940-658-3313

O BRIEN, TX 79539-0038