Drinking Water Compliance OS

EL MIRAGE, AZ · Mohave County

EPCOR - WILLOW VALLEY/KING STREET 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)
AZ0408040
System type
Community Water System
Population served
3,408
Service connections
1,421
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    January 1, 2013 – March 31, 2013

    Resolved
  • Monitoring and Reporting (DBP)

    Chlorine

    April 1, 2004 – June 30, 2004

    Resolved
  • Monitoring, Regular

    Selenium

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Cadmium

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Mercury

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Barium

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Arsenic

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Nitrate

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Fluoride

    January 31, 1988 – January 30, 1991

    Archived
  • Monitoring, Regular

    Chromium

    January 31, 1988 – January 30, 1991

    Archived

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

Enforcement actions

Contact

DIDOMIZIO, TOM

623-445-2431

EL MIRAGE, AZ 85335