MARINERS COVE BEACH CLUB INC

Washington — Community Water System — PWSID: WA5351730

System Information

PWSID	WA5351730
System Name	MARINERS COVE BEACH CLUB INC
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	Coupeville
ZIP Code	98239
Address	102 SW Terry Rd
Organization	MARINERS COVE BEACH CLUB INC
Phone	—

Population & Service

Population Served	300
Service Connections	170

Drinking Water Violations (25)

This water system has 25 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
Jul 1, 2025	—	Consumer Confidence Rule	Other	No	No	—	—	—	Unaddressed	—	Consumer Confidence Rule
Jan 1, 2022	Dec 31, 2022	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2022	Nitrate Rule
Jan 1, 2022	Dec 31, 2022	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2022	Nitrate Rule
Jan 1, 2021	Dec 31, 2023	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2023	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021	Dec 31, 2023	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2023	Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2020	Dec 31, 2022	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2022	Arsenic Rule
Jan 1, 2020	Dec 31, 2022	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2022	Arsenic Rule
Jan 1, 2019	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Sep 10, 2022	Lead and Copper Rule
Jan 1, 2010	Dec 31, 2010	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2010	Nitrate Rule
Jan 1, 2010	Dec 31, 2010	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2010	Nitrate Rule
Jan 1, 2008	Dec 31, 2010	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic 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
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	Arsenic	MR	No	No	—	0.010 mg/L	—	Archived	Oct 31, 1979	Arsenic 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	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
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	Mercury	MR	No	No	—	0.002 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	Gross Alpha, Excl. Radon and U	MR	No	No	—	15 pCi/L	—	Archived	Oct 31, 1979	Radionuclides and Revised Rad Rule

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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