HILLCREST WATER USERS ASSN

Washington — Community Water System — PWSID: WA5333200

System Information

PWSID	WA5333200
System Name	HILLCREST WATER USERS ASSN
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Feb 7, 1981
Last Reported	Dec 11, 2025

Location & Contact

State	Washington
City	Moses Lake
ZIP Code	98837
Address	PO Box 2061
Organization	HILLCREST WATER USERS ASSN
Phone	—

Population & Service

Population Served	300
Service Connections	126

Drinking Water Violations (55)

This water system has 55 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
Sep 1, 2021	Sep 30, 2021	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2021	Revised Total Coliform Rule
Jul 1, 2021	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Sep 21, 2021	Consumer Confidence Rule
Jul 1, 2018	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Sep 27, 2018	Consumer Confidence Rule
Jan 1, 2018	Dec 31, 2018	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2018	Nitrate Rule
Jan 1, 2018	Dec 31, 2018	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2018	Nitrate Rule
Jan 1, 2017	Dec 31, 2017	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2017	Nitrate Rule
Jan 1, 2017	Dec 31, 2017	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2017	Nitrate Rule
Jan 1, 2017	Dec 31, 2017	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2017	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jan 1, 2015	Dec 31, 2015	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2015	Nitrate Rule
Jul 1, 2014	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Dec 26, 2014	Consumer Confidence Rule
Jan 1, 2013	Dec 31, 2013	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2013	Nitrate Rule
Jan 1, 2010	Dec 31, 2010	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2010	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2007	Dec 31, 2007	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2007	Nitrate Rule
Jan 1, 2005	Dec 31, 2007	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Aug 1, 2000	Aug 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Aug 31, 2000	Total Coliform Rule
Aug 1, 2000	Aug 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Aug 31, 2000	Total Coliform Rule
Aug 1, 2000	Aug 31, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Aug 31, 2000	Total Coliform Rule
Jun 1, 2000	Jun 30, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 2000	Total Coliform Rule
Jun 1, 1997	Jun 30, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jun 30, 1997	Total Coliform Rule
Jun 1, 1997	Jun 30, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jun 30, 1997	Total Coliform Rule
Jun 1, 1997	Jun 30, 1997	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jun 30, 1997	Total Coliform Rule
Apr 1, 1997	Apr 30, 1997	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1997	Total Coliform Rule
Jan 1, 1997	Jan 31, 1997	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jan 31, 1997	Total Coliform Rule
May 1, 1995	May 31, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	May 31, 1995	Total Coliform Rule
Sep 1, 1994	Sep 30, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Sep 30, 1994	Total Coliform Rule
Oct 1, 1993	Oct 31, 1993	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Oct 31, 1993	Total Coliform Rule
Jul 1, 1992	Jul 31, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jul 31, 1992	Total Coliform Rule
Jul 1, 1992	Jul 31, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jul 31, 1992	Total Coliform Rule
Oct 1, 1991	Oct 31, 1991	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Oct 31, 1991	Total Coliform Rule
Oct 1, 1979	Oct 31, 1979	Barium	MR	No	No	—	2 mg/L	—	Archived	Oct 31, 1979	Inorganic Chemicals
Oct 1, 1979	Oct 31, 1979	Gross Alpha, Excl. Radon and U	MR	No	No	—	15 pCi/L	—	Archived	Oct 31, 1979	Radionuclides and Revised Rad Rule
Oct 1, 1979	Oct 31, 1979	Selenium	MR	No	No	—	0.05 mg/L	—	Archived	Oct 31, 1979	Inorganic Chemicals
Oct 1, 1979	Oct 31, 1979	Fluoride	MR	No	No	—	4.0 mg/L	—	Archived	Oct 31, 1979	Inorganic 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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