THIM UTILITY COMPANY 2

Arizona — Community Water System — PWSID: AZ0410228

System Information

PWSID	AZ0410228
System Name	THIM UTILITY COMPANY 2
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	Jul 9, 1993
Last Reported	Nov 17, 2025

Location & Contact

State	Arizona
City	TUCSON
ZIP Code	85754
Address	PO BOX 85160
Organization	THIM UTILITY COMPANY 2
Phone	520-624-1460

Population & Service

Population Served	445
Service Connections	182

Drinking Water Violations (45)

This water system has 45 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
Jan 1, 2025	Dec 31, 2025	TTHM	MR	No	Yes	—	0.080 mg/L	—	Unaddressed	—	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021	Sep 30, 2021	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2021	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021	Sep 30, 2021	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2021	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 2, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Oct 2, 2019	Consumer Confidence Rule
Oct 2, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Oct 2, 2019	Consumer Confidence Rule
Jul 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Aug 15, 2019	Consumer Confidence Rule
Jul 1, 2019	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Aug 15, 2019	Consumer Confidence Rule
Jul 1, 2019	Sep 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2019	Sep 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015	Dec 31, 2015	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2015	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2012	Jan 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2012	Total Coliform Rule
Jan 1, 2012	Jan 31, 2012	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jan 31, 2012	Total Coliform Rule
Jul 1, 2010	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 15, 2010	Consumer Confidence Rule
Oct 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Oct 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Oct 1, 2008	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Feb 25, 2009	Lead and Copper Rule
Oct 1, 2008	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Feb 25, 2009	Lead and Copper Rule
Oct 1, 2008	Dec 31, 2008	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Oct 1, 2008	Dec 31, 2008	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2008	Nitrate Rule
Jul 1, 2008	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 4, 2009	Consumer Confidence Rule
Nov 1, 2007	Nov 30, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2007	Total Coliform Rule
Oct 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Oct 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Sep 1, 2007	Sep 30, 2007	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2007	Total Coliform Rule
Jul 1, 2007	Sep 30, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Sep 30, 2007	Nitrate Rule
Jul 1, 2007	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 4, 2009	Consumer Confidence Rule
Apr 1, 2007	Jun 30, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Jun 30, 2007	Nitrate Rule
Sep 1, 2006	Sep 30, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2006	Total Coliform Rule
Aug 1, 2006	Aug 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2006	Total Coliform Rule
Jul 1, 2006	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 4, 2009	Consumer Confidence Rule
Jul 1, 2005	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jul 14, 2005	Consumer Confidence Rule
Jan 1, 2005	Dec 31, 2005	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2005	Nitrate Rule
Jan 1, 2005	Dec 31, 2005	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2005	Nitrate Rule
Jul 1, 2004	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 14, 2005	Consumer Confidence Rule
Jul 1, 2003	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 14, 2005	Consumer Confidence Rule
Jul 1, 2002	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Jun 14, 2005	Consumer Confidence Rule
Jan 1, 1999	Dec 31, 1999	1,2-Dichloropropane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	trans-1,2-Dichloroethylene	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Trichloroethylene	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,2-Dichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	Ethylbenzene	MR	No	Yes	—	0.7 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1,2-Trichloroethane	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	p-Dichlorobenzene	MR	No	Yes	—	0.075 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	o-Dichlorobenzene	MR	No	Yes	—	0.6 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals
Jan 1, 1999	Dec 31, 1999	1,1-Dichloroethylene	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 1999	Volatile Organic Chemicals

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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