FOUR LAKES

Washington — Community Water System — PWSID: WA5326195

System Information

PWSID	WA5326195
System Name	FOUR LAKES
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	Lake Forest Park
ZIP Code	98155-2621
Address	19531 36th Ave NE
Organization	FOUR LAKES
Phone	—

Population & Service

Population Served	212
Service Connections	68

Drinking Water Violations (42)

This water system has 42 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, 2008	Dec 31, 2010	Dalapon	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Archived	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Chlordane	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	BHC-GAMMA	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Dinoseb	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Simazine	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Benzo(a)pyrene	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	HEXACHLOROBENZENE	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Heptachlor epoxide	MR	No	Yes	—	0.0002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Heptachlor	MR	No	Yes	—	0.0004 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Atrazine	MR	No	Yes	—	0.003 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Hexachlorocyclopentadiene	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Di(2-ethylhexyl) phthalate	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Di(2-ethylhexyl) adipate	MR	No	Yes	—	0.4 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	LASSO	MR	No	Yes	—	—	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	2,4,5-TP	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Endrin	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Methoxychlor	MR	No	Yes	—	0.04 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Jan 1, 2008	Dec 31, 2010	Toxaphene	MR	No	Yes	—	0.003 mg/L	—	Resolved	Dec 31, 2010	Synthetic Organic Chemicals
Aug 1, 2000	Aug 31, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Aug 31, 2000	Total Coliform Rule
Dec 1, 1999	Dec 31, 1999	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Dec 31, 1999	Total Coliform Rule
Mar 1, 1993	Mar 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Mar 31, 1993	Total Coliform Rule
Oct 1, 1992	Oct 31, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Oct 31, 1992	Total Coliform Rule
Sep 1, 1992	Sep 30, 1992	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Sep 30, 1992	Total Coliform Rule
Sep 1, 1992	Sep 30, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Sep 30, 1992	Total Coliform Rule
Sep 1, 1992	Sep 30, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Sep 30, 1992	Total Coliform Rule
Sep 1, 1992	Sep 30, 1992	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Sep 30, 1992	Total Coliform Rule
Feb 1, 1992	Feb 29, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Feb 29, 1992	Total Coliform Rule
Jan 1, 1992	Jan 31, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jan 31, 1992	Total Coliform Rule
Nov 1, 1991	Nov 30, 1991	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Nov 30, 1991	Total Coliform Rule
Oct 1, 1991	Oct 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Oct 31, 1991	Total Coliform Rule
Oct 1, 1979	Oct 31, 1979	Arsenic	MR	No	No	—	0.010 mg/L	—	Archived	Oct 31, 1979	Arsenic 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	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	Fluoride	MR	No	No	—	4.0 mg/L	—	Archived	Oct 31, 1979	Inorganic Chemicals
Oct 1, 1979	Oct 31, 1979	Nitrate	MR	No	No	—	10 mg/L	—	Archived	Oct 31, 1979	Nitrate Rule
Oct 1, 1979	Oct 31, 1979	Cadmium	MR	No	No	—	0.005 mg/L	—	Archived	Oct 31, 1979	Inorganic Chemicals
Oct 1, 1979	Oct 31, 1979	Chromium	MR	No	No	—	0.1 mg/L	—	Archived	Oct 31, 1979	Inorganic Chemicals
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	Mercury	MR	No	No	—	0.002 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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