CALIFORNIA INSTITUTION FOR MEN

California — Community Water System — PWSID: CA3610850

System Information

PWSID	CA3610850
System Name	CALIFORNIA INSTITUTION FOR MEN
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	State
EPA Region	09
Serves School	No
Wholesaler	Yes
First Reported	Dec 15, 1992
Last Reported	Nov 17, 2025

Location & Contact

State	California
City	CHINO
ZIP Code	91710
Address	14901 S. Central Ave
Organization	MEJIA, ERIC
Phone	909-927-7840

Population & Service

Population Served	10,667
Service Connections	1,912

Drinking Water Violations (34)

This water system has 34 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
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Jun 9, 2022	—	Groundwater Rule	TT	Yes	No	—	—	—	Addressed	—	Ground Water Rule
Oct 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Dec 31, 2019	Consumer Confidence Rule
Oct 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Dec 31, 2019	Consumer Confidence Rule
May 1, 2018	May 31, 2018	Nitrate	MCL	Yes	No	47 MG/L	10 mg/L	—	Resolved	May 31, 2018	Nitrate Rule
May 1, 2018	May 31, 2018	Nitrate	MCL	Yes	No	47 MG/L	10 mg/L	—	Resolved	May 31, 2018	Nitrate Rule
Jan 1, 2016	Dec 31, 2016	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2016	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016	Dec 31, 2016	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2016	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016	Dec 31, 2016	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2016	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016	Dec 31, 2016	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2016	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015	Dec 31, 2015	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2015	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015	Dec 31, 2015	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2015	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015	Dec 31, 2015	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2015	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2015	Dec 31, 2015	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2015	Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Aug 1, 2013	Aug 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Jul 1, 2013	Jul 31, 2013	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2013	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Jun 1, 2002	Jun 30, 2002	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jun 30, 2002	Total Coliform Rule
Aug 1, 1995	Aug 31, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1995	Total Coliform Rule
Aug 1, 1995	Aug 31, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1995	Total Coliform Rule
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—

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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