Drinking Water Compliance OS

CHANDLER, AZ · Maricopa County

CHANDLER CITY OF 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 Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.

System facts

System ID (PWSID)
AZ0407090
System type
Community Water System
Population served
247,328
Service connections
81,165
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring, Regular

    —

    Nitrate

    October 1, 2024 – December 31, 2024

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Styrene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Toluene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Benzene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    April 1, 2024 – June 30, 2024

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2024 – March 31, 2024

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    April 1, 2023 – June 30, 2023

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    April 1, 2023 – June 30, 2023

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    April 1, 2023 – June 30, 2023

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    April 1, 2023 – June 30, 2023

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    April 1, 2023 – June 30, 2023

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2023 – December 31, 2023

    Resolved

  • Monitoring, Regular

    —

    Radium-228

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Combined Uranium

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2022 – December 31, 2022

    Resolved

  • Monitoring, Regular

    —

    Toluene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Styrene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Benzene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    July 1, 2019 – June 30, 2020

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    July 1, 2019 – June 30, 2020

    Resolved

  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    April 1, 2019 – June 30, 2019

    Resolved

  • Monitoring of Treatment (SWTR-Filter)

    —

    Surface Water Treatment Rule

    October 1, 2018 – October 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    October 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Dalapon

    January 1, 2018 – December 31, 2020

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Chlordane

    January 1, 2018 – December 31, 2020

    Resolved

  • Monitoring, Regular

    —

    Toxaphene

    January 1, 2018 – December 31, 2020

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2018 – December 31, 2018

    Resolved

  • Monitoring, Regular

    —

    Gross Alpha, Excl. Radon and U

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Toluene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Benzene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Radium-226

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Combined Radium (-226 and -228)

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Combined Uranium

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Radium-228

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Radium-226

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Combined Radium (-226 and -228)

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Combined Uranium

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Gross Alpha, Excl. Radon and U

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Styrene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Radium-228

    July 1, 2017 – June 30, 2018

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2017 – December 31, 2017

    Resolved

  • Monitoring, Regular

    —

    Asbestos

    January 1, 2015 – December 31, 2023

    Resolved

  • Monitoring, Routine Minor (TCR)

    —

    Coliform (TCR)

    May 1, 2013 – May 31, 2013

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Total Haloacetic Acids (HAA5)

    October 1, 2007 – December 31, 2007

    Resolved

  • Monitoring, Regular

    —

    2,4-D

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2006 – December 31, 2006

    Resolved

  • Monitoring, Regular

    —

    Glyphosate

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Picloram

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Di(2-ethylhexyl) adipate

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    2,4,5-TP

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Endothall

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    HEXACHLOROBENZENE

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Benzo(a)pyrene

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    LASSO

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Atrazine

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    Dinoseb

    January 1, 2006 – December 31, 2008

    Resolved

  • Monitoring, Regular

    —

    2,3,7,8-TCDD

    January 1, 2006 – December 31, 2008

    Resolved

  • Consumer Confidence Report Complete Failure to Report

    —

    Consumer Confidence Rule

    July 1, 2005 – July 12, 2005

    Resolved

  • Monitoring, Repeat Major (TCR)

    —

    Coliform (TCR)

    July 1, 2005 – July 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Chromium

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Antimony, Total

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Selenium

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CYANIDE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Thallium, Total

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2005 – December 31, 2005

    Resolved

  • Monitoring, Turbidity (Enhanced SWTR)

    —

    Interim Enhanced Surface Water Treatment Rule

    February 1, 2004 – February 29, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring and Reporting (DBP)

    —

    Chlorine

    January 1, 2004 – March 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Vinyl chloride

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2004 – December 31, 2004

    Resolved

  • Monitoring, Regular

    —

    Toluene

    January 1, 2004 – December 31, 2004

    Resolved

  • Follow-up Or Routine LCR Tap M/R

    —

    Lead and Copper Rule

    October 1, 2003 – December 12, 2008

    Resolved

  • Consumer Confidence Report Complete Failure to Report

    —

    Consumer Confidence Rule

    July 1, 2003 – July 22, 2003

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1,1-Trichloroethane

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Carbon tetrachloride

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Chromium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Beryllium, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Nickel

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Barium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CYANIDE

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Antimony, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CYANIDE

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Thallium, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Antimony, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    CHLOROBENZENE

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Benzene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Styrene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Arsenic

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloropropane

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Mercury

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Selenium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Cadmium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Selenium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Chromium

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Thallium, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    cis-1,2-Dichloroethylene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    DICHLOROMETHANE

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    trans-1,2-Dichloroethylene

    January 1, 2003 – December 31, 2005

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2003 – December 31, 2005

    Resolved

  • Consumer Confidence Report Complete Failure to Report

    —

    Consumer Confidence Rule

    July 1, 2002 – July 22, 2003

    Resolved

  • Monitoring, Regular

    —

    Nitrate

    January 1, 2002 – December 31, 2002

    Archived

  • Monitoring, Regular

    —

    Styrene

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    1,1-Dichloroethylene

    January 1, 2002 – January 23, 2002

    Resolved

  • Monitoring, Regular

    —

    Ethylbenzene

    January 1, 2002 – January 23, 2002

    Resolved

  • Monitoring, Regular

    —

    o-Dichlorobenzene

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    Tetrachloroethylene

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    1,2,4-Trichlorobenzene

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    Trichloroethylene

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    1,1,2-Trichloroethane

    January 1, 2002 – December 31, 2002

    Resolved

  • Monitoring, Regular

    —

    1,2-Dichloroethane

    January 1, 2001 – December 31, 2001

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2001 – January 9, 2001

    Resolved

  • Monitoring, Regular

    —

    Xylenes, Total

    January 1, 2001 – December 31, 2001

    Resolved

  • Monitoring, Regular

    —

    p-Dichlorobenzene

    January 1, 2001 – December 31, 2001

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    January 1, 1999 – March 31, 1999

    Resolved

  • Monitoring, Regular

    —

    Pentachlorophenol

    July 1, 1998 – September 30, 1998

    Resolved

  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Mercury

    April 1, 1989 – June 30, 1989

    Archived

  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Chromium

    April 1, 1989 – June 30, 1989

    Archived

  • Maximum Contaminant Level Violation, Single Sample

    Health-based

    Chromium

    February 13, 1981 – May 12, 1981

    Archived

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

Enforcement actions

Contact

MCCALLUM, LORI

480-782-3730

CHANDLER, AZ 85244-4008