Drinking Water Compliance OS

TEMPE, AZ · Maricopa County

TEMPE 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)
AZ0407100
System type
Community Water System
Population served
165,000
Service connections
40,000
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

Violation history

  • Monitoring and Reporting (DBP)

    TTHM

    April 1, 2007 – June 30, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nitrate

    January 1, 2007 – December 31, 2007

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    January 1, 2007 – January 31, 2007

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    October 1, 2006 – October 31, 2006

    Resolved
  • Monitoring, Regular

    p-Dichlorobenzene

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Regular

    Xylenes, Total

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Regular

    1,2,4-Trichlorobenzene

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Regular

    Vinyl chloride

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Regular

    trans-1,2-Dichloroethylene

    January 1, 2006 – December 31, 2006

    Resolved
  • Monitoring, Routine Minor (TCR)

    Coliform (TCR)

    September 1, 2005 – September 30, 2005

    Resolved
  • Monitoring, Regular

    Fluoride

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    2,3,7,8-TCDD

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Mercury

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    CYANIDE

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Chromium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Cadmium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Barium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Arsenic

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Selenium

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Thallium, Total

    January 1, 2005 – December 31, 2007

    Resolved
  • Monitoring, Regular

    Nickel

    January 1, 2005 – December 31, 2007

    Resolved
  • Consumer Confidence Report Complete Failure to Report

    Consumer Confidence Rule

    July 1, 2004 – July 14, 2004

    Resolved
  • Monitoring, Regular

    Selenium

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Barium

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Cadmium

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Chromium

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Fluoride

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Arsenic

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Nitrate

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Mercury

    June 30, 1989 – June 29, 1990

    Archived
  • Monitoring, Regular

    Barium

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Nitrate

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Selenium

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Chromium

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Mercury

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Cadmium

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Fluoride

    July 1, 1988 – September 30, 1988

    Archived
  • Monitoring, Regular

    Arsenic

    August 1, 1987 – July 30, 1988

    Archived
  • Monitoring, Regular

    Fluoride

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Nitrate

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Mercury

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Arsenic

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Chromium

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Cadmium

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Barium

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Selenium

    May 1, 1980 – April 30, 1981

    Archived
  • Monitoring, Regular

    Endrin

    May 1, 1979 – April 30, 1982

    Archived
  • Monitoring, Regular

    2,4-D

    May 1, 1979 – April 30, 1982

    Archived
  • Monitoring, Regular

    Toxaphene

    May 1, 1979 – April 30, 1982

    Archived
  • Monitoring, Regular

    BHC-GAMMA

    May 1, 1979 – April 30, 1982

    Archived
  • Monitoring, Regular

    38-STRONTIUM-90

    July 1, 1978 – June 30, 1982

    Archived
  • Monitoring, Regular

    Gross Beta Particle Activity

    July 1, 1978 – June 30, 1982

    Archived

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

Enforcement actions

Contact

HOPPES, CHRISTINA

480-350-8255

TEMPE, AZ 85280