SILETZ

Oregon — Community Water System — PWSID: 104101136

System Information

PWSID	104101136
System Name	SILETZ
System Type	Community Water System
Water Source	Surface Water Purchased
Activity Status	Active
Owner Type	Native American
EPA Region	10
Serves School	No
Wholesaler	No
First Reported	Oct 7, 1993
Last Reported	Dec 30, 2025

Location & Contact

State	Oregon
City	SILETZ
ZIP Code	97380
Address	201 SE SWAN AVENUE
Organization	SOMES, SYDNEY
Phone	541-351-0141

Population & Service

Population Served	475
Service Connections	71

Drinking Water Violations (29)

This water system has 29 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
Dec 1, 2005	Dec 31, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2005	Total Coliform Rule
Apr 1, 2005	Apr 30, 2005	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Apr 30, 2005	Total Coliform Rule
Jan 1, 2005	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Jun 21, 2007	Lead and Copper Rule
Oct 1, 2004	Oct 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2004	Total Coliform Rule
Jul 1, 2002	Jul 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Archived	Jul 31, 2002	Total Coliform Rule
Apr 1, 2001	Mar 31, 2005		Other	No	No	—	—	—	Resolved	Mar 31, 2005	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Oct 31, 2000	Total Coliform Rule
Apr 1, 2000	Apr 30, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 30, 2000	Total Coliform Rule
Apr 1, 2000	Apr 30, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 30, 2000	Total Coliform Rule
Apr 1, 2000	Apr 30, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 30, 2000	Total Coliform Rule
Apr 1, 2000	Apr 30, 2000	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Apr 30, 2000	Total Coliform Rule
Sep 10, 1999	Oct 9, 1999	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Oct 9, 1999	Total Coliform Rule
Sep 10, 1999	Oct 9, 1999	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Oct 9, 1999	Total Coliform Rule
Sep 10, 1999	Oct 9, 1999	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Resolved	Oct 9, 1999	Total Coliform Rule
Jun 1, 1996	Jun 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 1996	Total Coliform Rule
Jun 1, 1996	Jun 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 1996	Total Coliform Rule
Jun 1, 1996	Jun 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 1996	Total Coliform Rule
May 1, 1996	May 31, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	May 31, 1996	Total Coliform Rule
May 1, 1996	May 31, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	May 31, 1996	Total Coliform Rule
May 1, 1996	May 31, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	May 31, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1996	Total Coliform Rule
Jun 1, 1995	Jun 30, 1995	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Jun 30, 1995	Total Coliform Rule
Apr 1, 1995	Apr 30, 1995	Coliform (TCR)	MR	No	Yes	—	5% of samples	—	Archived	Apr 30, 1995	Total Coliform Rule
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—
—	—		—	No	No	—	—	—	—	—	—

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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