Sacaton, 09

GRIC DPW Casa Blanca_Bapchule 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): 090400092
System type: Community Water System
Population served: 2,603
Service connections: 719
Ownership: Native American tribal
Water source: groundwater (wells)

Violation history

LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Lead Consumer Notice
—
Lead and Copper Rule
August 14, 2023 – May 16, 2024
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2023 – March 31, 2023
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2009 – July 31, 2009
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2007 – August 31, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – December 31, 2006
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2005 – December 31, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2004 – June 30, 2004
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 31, 2003
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
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2001 – March 31, 2001
Resolved
Monitoring, Regular
—
Mercury
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2001 – December 11, 2001
Resolved
Monitoring, Regular
—
Xylenes, Total
January 1, 2001 – December 31, 2001
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2001 – December 11, 2001
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1997 – June 30, 1997
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
—
Selenium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Mercury
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Chromium
January 1, 1996 – December 31, 1996
Resolved
Monitoring, Regular
—
Cadmium
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
—
Arsenic
January 1, 1996 – December 31, 1996
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
June 1, 1995 – June 30, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 1995 – February 28, 1995
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 1995 – January 31, 1995
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1994 – December 31, 1994
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
November 1, 1994 – November 30, 1994
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 1994 – April 30, 1994
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
March 1, 1994 – March 31, 1994
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
February 1, 1994 – February 28, 1994
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
December 1, 1993 – December 31, 1993
Resolved
Monitoring, Regular
—
Chromium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Arsenic
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Cadmium
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
January 1, 1993 – January 31, 1993
Resolved
Monitoring, Regular
—
Selenium
January 1, 1993 – December 31, 1995
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
January 1, 1993 – January 31, 1993
Resolved
Monitoring, Regular
—
Mercury
January 1, 1993 – December 31, 1995
Resolved
Monitoring, Regular
—
Barium
January 1, 1993 – December 31, 1995
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1992 – September 30, 1992
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1992 – July 31, 1992
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
August 14, 2023 – May 16, 2024	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Nitrate	—	Resolved
July 1, 2009 – July 31, 2009	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2007 – August 31, 2007	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2005 – December 31, 2005	Monitoring, Regular	Nitrate	—	Resolved
June 1, 2004 – June 30, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	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
March 1, 2001 – March 31, 2001	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Mercury	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2001 – December 11, 2001	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2001 – December 31, 2001	Monitoring, Regular	Xylenes, Total	—	Resolved
January 1, 2001 – December 11, 2001	Monitoring, Regular	BHC-GAMMA	—	Resolved
June 1, 1997 – June 30, 1997	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	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	Selenium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Mercury	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Chromium	—	Resolved
January 1, 1996 – December 31, 1996	Monitoring, Regular	Cadmium	—	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	Arsenic	—	Resolved
June 1, 1995 – June 30, 1995	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
February 1, 1995 – February 28, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1995 – January 31, 1995	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1994 – December 31, 1994	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 1994 – November 30, 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
March 1, 1994 – March 31, 1994	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
February 1, 1994 – February 28, 1994	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 1993 – December 31, 1993	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Chromium	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Fluoride	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Arsenic	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Cadmium	—	Resolved
January 1, 1993 – January 31, 1993	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Selenium	—	Resolved
January 1, 1993 – January 31, 1993	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Mercury	—	Resolved
January 1, 1993 – December 31, 1995	Monitoring, Regular	Barium	—	Resolved
September 1, 1992 – September 30, 1992	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 1992 – July 31, 1992	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	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
May 16, 2024Federal Compliance achieved1 linked violation
April 6, 2023Federal Compliance achieved1 linked violation
February 22, 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
January 12, 2011Federal Technical Assistance Visitgeneral compliance action — not tied to a specific violation on record
August 1, 2009Federal Compliance achieved1 linked violation
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achieved1 linked violation
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 1, 2008Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record
December 27, 2007Federal Public Notification received from PWSgeneral compliance action — not tied to a specific violation on record
December 11, 2007Federal Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
March 28, 2007Federal 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 20, 2004Federal Compliance achieved1 linked violation
August 31, 2004Federal Compliance achieved1 linked violation
February 24, 2004Federal Compliance achieved1 linked violation
February 24, 2004Federal Compliance achieved1 linked violation
February 23, 2004Federal Compliance achieved1 linked violation
February 23, 2004Federal Compliance achieved1 linked violation
February 23, 2004Federal Compliance achieved1 linked violation
February 23, 2004Federal 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 11, 2001Federal Compliance achieved1 linked violation
December 11, 2001Federal Compliance achieved1 linked violation
May 31, 2001Federal Compliance achieved1 linked violation
August 31, 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
January 15, 1997Federal Compliance achieved1 linked violation
July 31, 1996Federal Compliance achieved1 linked violation
July 31, 1995Federal Compliance achieved1 linked violation
April 15, 1995Federal Compliance achieved1 linked violation
April 15, 1995Federal Compliance achieved1 linked violation
April 15, 1995Federal Compliance achieved1 linked violation
April 15, 1995Federal Compliance achieved1 linked violation
June 30, 1994Federal Compliance achieved1 linked violation
June 30, 1994Federal Compliance achieved1 linked violation
June 30, 1994Federal Compliance achieved1 linked violation
June 30, 1994Federal Compliance achieved1 linked violation
June 30, 1993Federal Compliance achieved1 linked violation
June 30, 1993Federal Compliance achieved1 linked violation
November 1, 1992Federal Compliance achieved1 linked violation
September 1, 1992Federal Compliance achieved1 linked violation
October 1, 1991Federal Compliance achieved1 linked violation
January 31, 1991Federal Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

GRIC Department of Public Works

5206107845

Sacaton, AZ 85147