CHANDLER, AZ · Maricopa County

ALMA RANCHETTES Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of February 5, 2025. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Maricopa County, AZ.

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): AZ0407286
System type: Community Water System
Population served: 22
Service connections: 11
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2024 – December 31, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
November 1, 2024 – November 30, 2024
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2024 – February 5, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
June 1, 2024 – June 30, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
May 1, 2024 – May 31, 2024
Resolved
Monitoring, Regular
—
Nitrate
April 1, 2024 – June 30, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
April 1, 2021 – June 30, 2021
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 7, 2020 – February 5, 2025
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 21, 2020 – August 19, 2024
Resolved
Maximum Contaminant Level Violation, Single Sample
Health-based
Nitrate
January 1, 2017 – March 31, 2017
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2016 – March 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2013 – September 30, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2012 – November 30, 2012
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2012 – July 5, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2012 – August 31, 2012
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2011 – July 5, 2013
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2009 – August 4, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2008 – July 31, 2008
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2008 – April 30, 2008
Archived
Maximum Contaminant Level Violation, Average
Health-based
Nitrate
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2007 – November 30, 2007
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
September 1, 2006 – September 30, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2006 – April 30, 2006
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
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
—
1,2-Dichloropropane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2004 – December 31, 2004
Resolved
Monitoring, Regular
—
Chromium
January 1, 2004 – December 31, 2006
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2004 – December 31, 2006
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2004 – December 31, 2006
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 1989 – December 31, 1989
Archived
Monitoring, Regular
—
Nitrate
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Arsenic
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Barium
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Cadmium
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Chromium
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Fluoride
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Mercury
June 30, 1989 – June 29, 1992
Archived
Monitoring, Regular
—
Selenium
June 30, 1989 – June 29, 1992
Archived

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

Period	Violation	Contaminant / rule	Health-based	Status
December 1, 2024 – December 31, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
November 1, 2024 – November 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2024 – February 5, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
June 1, 2024 – June 30, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
May 1, 2024 – May 31, 2024	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2024 – June 30, 2024	Monitoring, Regular	Nitrate	—	Resolved
April 1, 2021 – June 30, 2021	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
November 7, 2020 – February 5, 2025	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 21, 2020 – August 19, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2017 – March 31, 2017	Maximum Contaminant Level Violation, Single Sample	Nitrate	Health-based	Resolved
January 1, 2016 – March 31, 2016	Monitoring, Regular	Nitrate	—	Resolved
September 1, 2013 – September 30, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 2012 – November 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2012 – July 5, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
August 1, 2012 – August 31, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2011 – July 5, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2009 – August 4, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 2008 – April 30, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
April 1, 2008 – June 30, 2008	Maximum Contaminant Level Violation, Average	Nitrate	Health-based	Resolved
November 1, 2007 – November 30, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
September 1, 2006 – September 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2006 – April 30, 2006	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Tetrachloroethylene	—	Resolved
December 1, 2005 – December 31, 2005	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2004 – December 31, 2004	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2004 – December 31, 2006	Monitoring, Regular	Chromium	—	Resolved
January 1, 2004 – December 31, 2006	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2004 – December 31, 2006	Monitoring, Regular	Thallium, Total	—	Resolved
October 1, 1989 – December 31, 1989	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Nitrate	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Arsenic	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Barium	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Cadmium	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Chromium	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Fluoride	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Mercury	—	Archived
June 30, 1989 – June 29, 1992	Monitoring, Regular	Selenium	—	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.

Last known contact on file (system is inactive)

ALMA RANCHETTES COOP

Phone not on record

CHANDLER, AZ 85286