SUNDALE MUTUAL WATER COMPANY A, B

California — Community Water System — PWSID: CA1900563

System Information

PWSID	CA1900563
System Name	SUNDALE MUTUAL WATER COMPANY A, B
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	09
Serves School	No
Wholesaler	No
First Reported	Jun 24, 1999
Last Reported	Nov 17, 2025

Location & Contact

State	California
City	LANCASTER
ZIP Code	93539
Address	P.O. BOX 6708
Organization	GOIT, CHRISTINE
Phone	661-256-3100

Population & Service

Population Served	1,050
Service Connections	322

Drinking Water Violations (70)

This water system has 70 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Contaminant	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Dec 1, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jun 15, 2022	Ground Water Rule
Dec 1, 2021	—	E. COLI	MR	No	Yes	—	—	—	Resolved	Jun 15, 2022	Ground Water Rule
Jul 1, 2016	Jul 31, 2016	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jul 31, 2016	Ground Water Rule
Jul 1, 2016	Jul 31, 2016	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	Jul 31, 2016	Ground Water Rule
May 1, 2015	May 31, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	May 31, 2015	Ground Water Rule
May 1, 2015	May 31, 2015	Groundwater Rule	MR	No	Yes	—	—	—	Resolved	May 31, 2015	Ground Water Rule
Jan 1, 2015	Jan 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2015	Total Coliform Rule
Jan 1, 2015	Jan 31, 2015	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2015	Total Coliform Rule
Feb 1, 2008	Feb 29, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Feb 29, 2008	Total Coliform Rule
Feb 1, 2008	Feb 29, 2008	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Feb 29, 2008	Total Coliform Rule
Jan 1, 2005	Jan 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2005	Total Coliform Rule
Jan 1, 2005	Jan 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2005	Total Coliform Rule
Dec 1, 2004	Dec 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2004	Total Coliform Rule
Dec 1, 2004	Dec 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2004	Total Coliform Rule
Sep 1, 2004	Sep 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2004	Total Coliform Rule
Sep 1, 2004	Sep 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2004	Total Coliform Rule
Nov 1, 2003	Nov 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2003	Total Coliform Rule
Nov 1, 2003	Nov 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
May 1, 2003	May 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2003	Total Coliform Rule
May 1, 2003	May 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2003	Total Coliform Rule
Apr 1, 2003	Apr 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2003	Total Coliform Rule
Apr 1, 2003	Apr 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2003	Total Coliform Rule
Jan 1, 2003	Jan 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2003	Total Coliform Rule
Jan 1, 2003	Jan 31, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2003	Total Coliform Rule
Dec 1, 2002	Dec 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2002	Total Coliform Rule
Dec 1, 2002	Dec 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Aug 1, 2002	Aug 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2002	Total Coliform Rule
Jul 1, 2002	Jul 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2002	Total Coliform Rule
Jul 1, 2002	Jul 31, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2002	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jul 1, 2001	Jul 31, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2001	Total Coliform Rule
Jun 1, 2001	Jun 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2001	Total Coliform Rule
Jun 1, 2001	Jun 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2001	Total Coliform Rule
Jun 1, 2001	Jun 30, 2001	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2001	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
May 1, 2000	May 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2000	Total Coliform Rule
May 1, 2000	May 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2000	Total Coliform Rule
May 1, 2000	May 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2000	Total Coliform Rule
Jul 1, 1999	Jul 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1999	Total Coliform Rule
Jul 1, 1999	Jul 31, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 1999	Total Coliform Rule
Jun 1, 1999	Jun 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1999	Total Coliform Rule
Jun 1, 1999	Jun 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1999	Total Coliform Rule
Jun 1, 1999	Jun 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1999	Total Coliform Rule
Jun 1, 1999	Jun 30, 1999	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 1999	Total Coliform Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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