NESPELEM WATER DEPT

Washington — Community Water System — PWSID: WA5359000

System Information

PWSID	WA5359000
System Name	NESPELEM WATER DEPT
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Feb 7, 1981
Last Reported	Dec 11, 2025

Location & Contact

State	Washington
City	Nespelem
ZIP Code	99155
Address	PO Box 240
Organization	NESPELEM WATER DEPT
Phone	—

Population & Service

Population Served	510
Service Connections	189

Drinking Water Violations (104)

This water system has 104 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, 2021	Dec 31, 2021	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2021	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021	Dec 31, 2021	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2021	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2019	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 22, 2022	Lead and Copper Rule
Jul 1, 2010	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Oct 14, 2010	Consumer Confidence 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
Jul 1, 2006	Jul 31, 2006	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jul 31, 2006	Total Coliform Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2006	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Mar 1, 2005	Mar 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Mar 31, 2005	Total Coliform Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 2006	Lead and Copper Rule
Jan 1, 2004	Dec 31, 2004	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2003	Dec 31, 2003	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2003	Nitrate Rule
Jan 1, 2002	Dec 31, 2004	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	Carbon tetrachloride	MR	No	Yes	—	0.005 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	Benzene	MR	No	Yes	—	0.005 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	1,1-Dichloroethylene	MR	No	Yes	—	0.007 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	cis-1,2-Dichloroethylene	MR	No	Yes	—	0.07 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	Styrene	MR	No	Yes	—	0.1 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2004	Inorganic Chemicals
Jan 1, 2002	Dec 31, 2004	DICHLOROMETHANE	MR	No	Yes	—	0.005 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	1,2-Dichloropropane	MR	No	Yes	—	0.005 mg/L	—	Archived	Dec 31, 2004	Volatile Organic Chemicals
Jan 1, 2002	Dec 31, 2004	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2004	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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