Drinking Water Compliance OS

Somerton, 09

Cocopah Bend RV & Golf Resort Water System

Current status

No open violations on record as of July 4, 2026.

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)
090400676
System type
Community Water System
Population served
1,095
Service connections
901
Ownership
Native American tribal
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    January 1, 2025 – March 31, 2025

    Archived
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2025 – March 31, 2025

    Resolved
  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2025 – March 31, 2025

    Resolved
  • Report Sample Result/Fail Monitor (RTCR)

    Revised Total Coliform Rule

    July 1, 2024 – August 21, 2024

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    September 1, 2021 – September 28, 2022

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2021 – September 30, 2021

    Resolved
  • Monitoring, Routine (RTCR)

    Revised Total Coliform Rule

    June 1, 2021 – June 30, 2021

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2021 – April 15, 2021

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2020 – December 31, 2022

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2020 – December 31, 2022

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    October 9, 2018 – October 17, 2019

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    October 9, 2018 – October 17, 2019

    Resolved
  • Monitoring, Routine (IDSE)

    TTHM

    April 1, 2018 – June 30, 2018

    Resolved
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    April 1, 2018 – June 30, 2018

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2017 – December 31, 2019

    Resolved
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    April 1, 2015 – June 30, 2015

    Resolved
  • Monitoring, Routine (IDSE)

    Total Haloacetic Acids (HAA5)

    January 1, 2015 – March 31, 2015

    Resolved
  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    January 1, 2015 – March 31, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 1, 2014 – August 11, 2015

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    December 1, 2014 – July 1, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 1, 2014 – August 11, 2015

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    December 1, 2014 – July 1, 2015

    Resolved
  • Failure To Address Deficiency

    Health-based

    Groundwater Rule

    December 1, 2014 – July 1, 2015

    Resolved
  • Public Notification Violation for NPDWR Violation

    Public Notice

    December 1, 2014 – August 11, 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
  • Monitoring, Source Water (GWR)

    E. COLI

    June 1, 2011 – July 13, 2011

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    May 1, 2010 – May 31, 2010

    Resolved
  • Monitoring, Source Water (GWR)

    E. COLI

    April 1, 2010 – March 21, 2011

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2008 – December 31, 2008

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    April 1, 2007 – April 30, 2007

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    March 1, 2007 – March 31, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2006 – January 22, 2007

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 2006 – June 30, 2006

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    January 1, 2006 – January 31, 2006

    Resolved
  • Monitoring, Repeat Major (TCR)

    Coliform (TCR)

    December 1, 2005 – December 31, 2005

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    October 1, 2005 – October 31, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2005 – March 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 2005 – January 31, 2005

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2005 – December 31, 2005

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – March 31, 2010

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2004 – December 31, 2004

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 2003 – May 31, 2003

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2002 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Radium-226

    January 1, 2002 – December 31, 2002

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    January 1, 2002 – January 31, 2002

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2002 – December 31, 2002

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2001 – March 31, 2010

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    BHC-GAMMA

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Methoxychlor

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Simazine

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Hexachlorocyclopentadiene

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Atrazine

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    LASSO

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Heptachlor

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Heptachlor epoxide

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    HEXACHLOROBENZENE

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Regular

    Chlordane

    January 1, 2001 – December 31, 2001

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    September 1, 2000 – September 30, 2000

    Resolved
  • Monitoring, Regular

    Carbofuran

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) phthalate

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    OXAMYL

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Di(2-ethylhexyl) adipate

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Glyphosate

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Endothall

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Diquat

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Dalapon

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Toxaphene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Endrin

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    ETHYLENE DIBROMIDE

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    1,2-DIBROMO-3-CHLOROPROPANE

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Total Polychlorinated Biphenyls (PCB)

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Pentachlorophenol

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Benzo(a)pyrene

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,4,5-TP

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,4-D

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Dinoseb

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Regular

    Picloram

    January 1, 1998 – December 31, 1998

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    July 1, 1997 – July 31, 1997

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 1997 – April 30, 1997

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 1997 – December 31, 1997

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    October 1, 1996 – October 31, 1996

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    July 1, 1996 – February 24, 2004

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    April 1, 1996 – April 30, 1996

    Resolved
  • Initial Tap Sampling for Pb and Cu

    Lead and Copper Rule

    January 1, 1996 – February 24, 2004

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    June 1, 1994 – June 30, 1994

    Resolved
  • Monitoring, Routine Major (TCR)

    Coliform (TCR)

    May 1, 1994 – May 31, 1994

    Resolved
  • Maximum Contaminant Level Violation, Monthly (TCR)

    Health-based

    Coliform (TCR)

    July 1, 1993 – September 30, 1993

    Resolved

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

Enforcement actions

Contact

Cocopah Indian Tribe

9286272102

Somerton, AZ 85350