Drinking Water Compliance OS

Nixon, 09

Sutcliffe Water System

Current status

2 open health-based violations on record as of July 4, 2026, alongside 3 other open item(s). See the violation history below for contaminant and status details.

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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID)
093200362
System type
Community Water System
Population served
250
Service connections
82
Ownership
Native American tribal
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Arsenic

    October 1, 2025 – December 31, 2025

    Archived
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    July 1, 2025 – July 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2025 – August 28, 2025

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2025 – December 31, 2025

    Archived
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2025 – March 31, 2025

    Resolved
  • Notification, Known or Potential LSL

    LEAD AND COPPER RULE REVISIONS

    November 16, 2024

    Unaddressed
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2024 – December 31, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2024 – September 30, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 1, 2024 – December 19, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2024 – June 30, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2024 – March 31, 2024

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2023 – June 26, 2025

    Resolved
  • Monitoring, Regular

    Arsenic

    July 1, 2023 – September 30, 2023

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    July 1, 2023

    Unaddressed
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2023 – June 1, 2023

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 1, 2023 – July 11, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    April 1, 2023 – April 30, 2023

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2023 – March 31, 2023

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

    Lead and Copper Rule

    January 1, 2023 – July 24, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    November 1, 2022 – November 30, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    October 1, 2022 – December 12, 2022

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2022 – September 30, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 1, 2022 – December 19, 2024

    Resolved
  • Monitoring, Regular

    Arsenic

    July 1, 2022 – September 30, 2022

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2022 – June 26, 2025

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    June 1, 2022 – July 25, 2022

    Resolved
  • Monitoring, Regular

    Arsenic

    April 1, 2022 – June 30, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    January 1, 2022 – December 19, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2022 – March 31, 2022

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2022 – March 31, 2022

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

    Lead and Copper Rule

    January 1, 2022 – July 24, 2024

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    January 1, 2022 – March 9, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 17, 2021 – July 11, 2024

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    November 17, 2021

    Unaddressed
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    November 17, 2021

    Unaddressed
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    November 17, 2021 – June 17, 2022

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 17, 2021 – July 11, 2024

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    November 17, 2021 – July 11, 2024

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    October 1, 2021

    Unaddressed
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2021 – December 31, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    October 1, 2021 – December 19, 2024

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2021 – September 30, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    July 1, 2021 – December 19, 2024

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2021 – June 26, 2025

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2021 – June 30, 2021

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    April 1, 2021 – April 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2021 – May 13, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 1, 2021 – June 26, 2025

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    April 1, 2021 – December 19, 2024

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    March 1, 2021 – March 31, 2021

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    March 1, 2021 – June 26, 2025

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

    Lead and Copper Rule

    January 1, 2021 – July 24, 2024

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2021 – March 31, 2021

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2020 – December 31, 2025

    Archived
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2020 – December 31, 2025

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2020 – December 31, 2025

    Archived
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Routine (IDSE)

    TTHM

    January 1, 2020 – December 31, 2022

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

    Lead and Copper Rule

    January 1, 2020 – July 24, 2024

    Resolved
  • Monitoring, Regular

    Arsenic

    October 1, 2019 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Arsenic

    July 1, 2019 – September 30, 2019

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

    Lead and Copper Rule

    January 1, 2018 – October 11, 2019

    Resolved
  • Monitoring, Regular

    Combined Uranium

    January 1, 2017 – August 22, 2019

    Resolved
  • Monitoring, Regular

    Combined Radium (-226 and -228)

    January 1, 2017 – August 22, 2019

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2017 – August 22, 2019

    Resolved
  • Initial, Follow-up, or Routine Source Water M/R

    Lead and Copper Rule

    July 1, 2016 – May 1, 2017

    Resolved
  • Water Quality Parameter M/R

    Lead and Copper Rule

    July 1, 2016 – December 31, 2016

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2015 – March 31, 2015

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 2014 – December 31, 2019

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2014 – December 31, 2019

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2013 – March 31, 2013

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2012 – December 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2012 – September 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2012 – June 30, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2012 – March 31, 2012

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2011 – December 31, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2011 – September 30, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2011 – June 30, 2011

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

    Lead and Copper Rule

    January 1, 2011 – August 22, 2013

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2011 – March 31, 2011

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2011 – March 31, 2011

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2010 – December 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    October 1, 2010 – October 31, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2010 – September 30, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2010 – June 30, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    January 1, 2010 – March 31, 2010

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2009 – December 31, 2009

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2009 – September 30, 2009

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2009 – June 30, 2009

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    October 1, 2008 – December 31, 2008

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    July 1, 2008 – September 30, 2008

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2008 – November 26, 2008

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    Arsenic

    April 1, 2008 – June 30, 2008

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – November 21, 2007

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    July 1, 2005 – July 31, 2005

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    November 1, 2003 – November 30, 2003

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2003 – December 31, 2003

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2002 – August 21, 2006

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    November 1, 2001 – November 30, 2001

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    August 1, 2001 – August 31, 2001

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 2001 – July 31, 2001

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2001 – August 21, 2006

    Resolved
  • Monitoring, Regular

    Asbestos

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2000 – December 31, 2000

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 1998 – June 30, 1998

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    March 1, 1998 – March 31, 1998

    Resolved
  • Monitoring, Regular

    1,1-Dichloroethylene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    o-Dichlorobenzene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    cis-1,2-Dichloroethylene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Styrene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Ethylbenzene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Toluene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Benzene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    CHLOROBENZENE

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Tetrachloroethylene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,1,2-Trichloroethane

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Trichloroethylene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2-Dichloropropane

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Carbon tetrachloride

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,1,1-Trichloroethane

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2-Dichloroethane

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 1998 – December 31, 1998

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

    Lead and Copper Rule

    January 1, 1998 – August 21, 2006

    Resolved
  • Monitoring, Regular

    Nitrate

    December 1, 1997 – December 31, 1997

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    October 1, 1996 – October 31, 1996

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    July 1, 1996 – February 4, 2005

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    April 1, 1996 – April 30, 1996

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1996 – December 31, 1996

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1996 – February 4, 2005

    Resolved

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

Enforcement actions

Contact

Pyramid Lake Paiute Tribe

7755741000

Nixon, CA 89424