Sacaton, 09

GRIC DPW Stotonic Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

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 EPA Region 9’s official records. Always confirm current status with EPA Region 9 before making decisions based on this information.

System facts

System ID (PWSID): 090400096
System type: Community Water System
Population served: 2,566
Service connections: 732
Ownership: Native American tribal
Water source: groundwater (wells)

Violation history

LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Report Sample Result/Fail Monitor (RTCR)
—
Revised Total Coliform Rule
June 1, 2024 – August 1, 2024
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
August 28, 2023 – May 16, 2024
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2011 – March 31, 2011
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2010 – December 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
July 1, 2010 – September 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
April 1, 2010 – June 30, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
January 1, 2010 – March 31, 2010
Resolved
Maximum Contaminant Level Violation, Average
Health-based
Arsenic
October 1, 2009 – December 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2009 – July 31, 2009
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2008 – November 30, 2008
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 2008 – July 31, 2008
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 2007 – November 30, 2007
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
September 1, 2006 – September 30, 2006
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
May 1, 2006 – May 31, 2006
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2005 – September 30, 2005
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2005 – December 31, 2005
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
April 1, 2004 – April 30, 2004
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 9, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2002 – March 31, 2002
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2002 – December 31, 2002
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2001 – August 21, 2002
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Mercury
January 1, 2001 – December 12, 2001
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2001 – December 12, 2001
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2001 – December 12, 2001
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2001 – December 12, 2001
Resolved
Monitoring, Regular
—
Diquat
January 1, 2001 – December 12, 2001
Resolved
Monitoring, Regular
—
Endothall
January 1, 2001 – December 12, 2001
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
July 1, 1996 – February 24, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1996 – April 30, 1996
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Mercury
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Selenium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Arsenic
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1996 – December 31, 1996
Resolved
Initial Tap Sampling for Pb and Cu
—
Lead and Copper Rule
January 1, 1996 – February 24, 2004
Resolved
Monitoring, Regular
—
Barium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Chromium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1995 – May 31, 1995
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
November 1, 1994 – November 30, 1994
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 1994 – October 31, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1994 – April 30, 1994
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
October 1, 1993 – October 31, 1993
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Chromium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Barium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Mercury
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Arsenic
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Selenium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 1991 – August 31, 1991
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
June 1, 2024 – August 1, 2024	Report Sample Result/Fail Monitor (RTCR)	Revised Total Coliform Rule	—	Resolved
August 28, 2023 – May 16, 2024	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2011 – March 31, 2011	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2010 – September 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
April 1, 2010 – June 30, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
January 1, 2010 – March 31, 2010	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
October 1, 2009 – December 31, 2009	Maximum Contaminant Level Violation, Average	Arsenic	Health-based	Resolved
July 1, 2009 – July 31, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
November 1, 2008 – November 30, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
July 1, 2008 – July 31, 2008	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 2007 – November 30, 2007	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
September 1, 2006 – September 30, 2006	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
May 1, 2006 – May 31, 2006	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
September 1, 2005 – September 30, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate	—	Resolved
April 1, 2004 – April 30, 2004	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 2003 – December 9, 2003	Monitoring, Regular	Nitrate	—	Resolved
March 1, 2002 – March 31, 2002	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2002 – December 31, 2002	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2001 – August 21, 2002	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	Mercury	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	Diquat	—	Resolved
January 1, 2001 – December 12, 2001	Monitoring, Regular	Endothall	—	Resolved
July 1, 1996 – February 24, 2004	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
April 1, 1996 – April 30, 1996	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Mercury	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Selenium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Arsenic	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1996 – February 24, 2004	Initial Tap Sampling for Pb and Cu	Lead and Copper Rule	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Barium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Chromium	—	Resolved
May 1, 1995 – May 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
November 1, 1994 – November 30, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 1994 – October 31, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 1, 1994 – April 30, 1994	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1993 – December 31, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
October 1, 1993 – October 31, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Chromium	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Barium	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Mercury	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Arsenic	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Selenium	—	Resolved
August 1, 1991 – August 31, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

April 3, 2025Federal Violation/Reminder Notice1 linked violation
April 1, 2025Federal Violation/Reminder Notice1 linked violation
August 1, 2024Federal Compliance achieved1 linked violation
May 16, 2024Federal Compliance achieved1 linked violation
August 12, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 12, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
July 1, 2011Federal Compliance achieved1 linked violation
July 1, 2011Federal Compliance achieved1 linked violation
July 1, 2011Federal Compliance achieved1 linked violation
July 1, 2011Federal Compliance achieved1 linked violation
July 1, 2011Federal Compliance achieved1 linked violation
July 1, 2011Federal Compliance achieved1 linked violation
May 31, 2011Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 9, 2011Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 12, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
January 12, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
December 13, 2010Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 21, 2010Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 1, 2010Federal Public Notification received from PWSgeneral compliance action — not tied to a specific violation on record
February 26, 2010Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
August 1, 2009Federal Compliance achieved1 linked violation
August 1, 2009Federal Compliance achieved1 linked violation
August 1, 2009Federal Compliance achieved1 linked violation
August 20, 2008Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achieved1 linked violation
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
May 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 25, 2008Federal Variance/Exemption issuedgeneral compliance action — not tied to a specific violation on record
March 28, 2007Federal Compliance achieved1 linked violation
April 4, 2006Federal Compliance achieved1 linked violation
February 10, 2006Federal Compliance achieved1 linked violation
August 17, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 10, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 8, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 4, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
July 12, 2005Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
December 16, 2004Federal Compliance achieved1 linked violation
November 16, 2004Federal Compliance achieved1 linked violation
February 24, 2004Federal Compliance achieved1 linked violation
February 24, 2004Federal Compliance achieved1 linked violation
December 9, 2003Federal Compliance achieved1 linked violation
December 9, 2003Federal Compliance achieved1 linked violation
October 8, 2002Federal Compliance achieved1 linked violation
August 21, 2002Federal Compliance achieved1 linked violation
January 1, 2002Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
December 12, 2001Federal Compliance achieved1 linked violation
December 12, 2001Federal Compliance achieved1 linked violation
December 12, 2001Federal Compliance achieved1 linked violation
December 12, 2001Federal Compliance achieved1 linked violation
December 12, 2001Federal Compliance achieved1 linked violation
December 12, 2001Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
January 15, 1997Federal Compliance achieved1 linked violation
November 4, 1996Federal Compliance achieved1 linked violation

Contact

GRIC Department of Public Works

5206107845

Sacaton, AZ 85147