Drinking Water Compliance OS

EL MIRAGE, AZ · Maricopa County

EPCOR - SUN CITY 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)
AZ0407099
System type
Community Water System
Population served
38,016
Service connections
23,082
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    April 1, 2013 – June 30, 2013

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    April 1, 2012 – April 30, 2012

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    July 1, 2008 – September 30, 2008

    Resolved
  • Monitoring and Reporting (DBP)

    Total Haloacetic Acids (HAA5)

    October 1, 2007 – December 31, 2007

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    July 1, 2007 – September 30, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Asbestos

    January 1, 2003 – December 31, 2011

    Resolved
  • Monitoring, Regular

    Asbestos

    January 1, 2003 – December 31, 2011

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2002 – July 30, 2002

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    July 1, 2001 – September 30, 2001

    Resolved
  • Monitoring, Regular

    DICHLOROMETHANE

    January 1, 2000 – January 25, 2000

    Resolved
  • Monitoring, Check/Repeat/Confirmation

    Nitrate

    October 31, 1988 – October 30, 1991

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Mercury

    June 24, 1980 – July 23, 1980

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Arsenic

    June 24, 1980 – July 23, 1980

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Nitrate

    March 6, 1980 – April 5, 1980

    Archived
  • Monitoring, Regular

    Arsenic

    November 16, 1979 – December 15, 1979

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Nitrate

    November 6, 1979 – December 5, 1979

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Mercury

    October 9, 1979 – November 8, 1979

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Arsenic

    September 16, 1979 – October 15, 1979

    Archived
  • Monitoring, Check/Repeat/Confirmation

    Mercury

    September 9, 1979 – October 8, 1979

    Archived
  • Monitoring, Regular

    Mercury

    September 9, 1979 – October 8, 1979

    Archived
  • Monitoring, Regular

    Nitrate

    September 6, 1979 – October 5, 1979

    Archived

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

Enforcement actions

No enforcement actions on record for this system.

Contact

DIDOMIZIO, TOM

623-445-2431

EL MIRAGE, AZ 85335