ROCHESTER HIGH SCHOOL

Washington — Non-Transient Non-Community — PWSID: WA5357864

System Information

PWSID	WA5357864
System Name	ROCHESTER HIGH SCHOOL
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	10
Serves School	Yes
Wholesaler	No
First Reported	Jan 9, 1990
Last Reported	Dec 11, 2025

Location & Contact

State	Washington
City	Rochester
ZIP Code	98579
Address	10140 Highway 12 SW.
Organization	ROCHESTER HIGH SCHOOL
Phone	—

Population & Service

Population Served	1,275
Service Connections	3

Drinking Water Violations (40)

This water system has 40 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, 2020	Dec 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2020	Nitrate Rule
Jan 1, 2020	Dec 31, 2020	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2020	Nitrate Rule
Sep 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Aug 1, 2018	Aug 31, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2018	Revised Total Coliform Rule
Jan 1, 2014	Dec 31, 2022	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 2022	Synthetic Organic Chemicals
Jan 1, 2014	Dec 31, 2022	Dinoseb	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 2022	Synthetic Organic Chemicals
Jan 1, 2014	Dec 31, 2022	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 2022	Synthetic Organic Chemicals
Jan 1, 2014	Dec 31, 2022	2,4,5-TP	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2022	Synthetic Organic Chemicals
Jan 1, 2014	Dec 31, 2022	Dalapon	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2022	Synthetic Organic Chemicals
Jan 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Jan 1, 2009	Dec 31, 2009	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2009	Nitrate Rule
Jan 1, 2008	Dec 31, 2010	Antimony, Total	MR	No	Yes	—	0.006 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Cadmium	MR	No	Yes	—	0.005 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Barium	MR	No	Yes	—	2 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Arsenic	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2010	Arsenic Rule
Jan 1, 2008	Dec 31, 2010	Fluoride	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Chromium	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	CYANIDE	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Mercury	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Nickel	MR	No	Yes	—	—	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Thallium, Total	MR	No	Yes	—	0.002 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Beryllium, Total	MR	No	Yes	—	0.004 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Jan 1, 2008	Dec 31, 2010	Selenium	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2010	Inorganic Chemicals
Feb 1, 2005	Feb 28, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Feb 28, 2005	Total Coliform Rule
Jan 1, 2005	Dec 31, 2007	2,4,5-TP	MR	No	Yes	—	0.05 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Pentachlorophenol	MR	No	Yes	—	0.001 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Dinoseb	MR	No	Yes	—	0.007 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Picloram	MR	No	Yes	—	0.5 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Dec 31, 2007	Dalapon	MR	No	Yes	—	0.2 mg/L	—	Resolved	Dec 31, 2007	Synthetic Organic Chemicals
Jan 1, 2005	Jan 31, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jan 31, 2005	Total Coliform Rule
Dec 1, 2004	Dec 31, 2004	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Dec 31, 2004	Total Coliform Rule
Nov 1, 2003	Nov 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Nov 30, 2003	Total Coliform Rule
Oct 1, 2003	Oct 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Oct 31, 2003	Total Coliform Rule
Sep 1, 2003	Sep 30, 2003	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Sep 30, 2003	Total Coliform Rule
Dec 1, 1999	Dec 31, 1999	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Dec 31, 1999	Total Coliform Rule
Apr 1, 1993	Apr 30, 1993	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1993	Total Coliform Rule
Nov 1, 1992	Nov 30, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Nov 30, 1992	Total Coliform Rule
Apr 1, 1992	Apr 30, 1992	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1992	Total Coliform Rule
Dec 1, 1991	Dec 31, 1991	Coliform (TCR)	MR	No	No	—	5% of samples	—	Archived	Dec 31, 1991	Total Coliform Rule
Nov 1, 1991	Nov 30, 1991	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Nov 30, 1991	Total Coliform 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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