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SILETZ, CITY OF

Oregon — Community Water System — PWSID: OR4100821

System Information

PWSIDOR4100821
System NameSILETZ, CITY OF
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedDec 23, 2025

Location & Contact

StateOregon
CitySILETZ
ZIP Code97380
AddressPO BOX 318
OrganizationSILETZ, CITY OF
Phone541-444-2521

Population & Service

Population Served1,235
Service Connections419

Drinking Water Violations (38)

This water system has 38 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 — — — Resolved Aug 25, 2025 Consumer Confidence Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2016 Oct 31, 2016 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2016 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Oct 1, 2016 Oct 31, 2016 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2016 Surface Water Treatment Rule
Oct 1, 2016 Oct 31, 2016 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2016 Surface Water Treatment Rule
Sep 1, 2010 Sep 30, 2010 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2010 Surface Water Treatment Rule
Sep 1, 2010 Sep 30, 2010 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2010 Sep 30, 2010 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2010 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Sep 1, 2010 Sep 30, 2010 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2010 Surface Water Treatment Rule
Jun 1, 2006 Jun 30, 2006 Coliform (TCR) MR No No — 5% of samples — Resolved Jun 30, 2006 Total Coliform Rule
Oct 19, 2003 — Consumer Confidence Rule Other No No — — — Resolved Feb 27, 2004 Consumer Confidence Rule
Jul 1, 2003 — Consumer Confidence Rule Other No No — — — Resolved Feb 27, 2004 Consumer Confidence Rule
Dec 1, 2000 Dec 31, 2000 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2000 Surface Water Treatment Rule
Mar 1, 1999 Mar 31, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Mar 31, 1999 Surface Water Treatment Rule
Mar 1, 1999 Mar 31, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Mar 31, 1999 Surface Water Treatment Rule
Jan 1, 1999 Jan 31, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 1999 Surface Water Treatment Rule
Jan 1, 1999 Jan 31, 1999 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 1999 Surface Water Treatment Rule
Dec 1, 1998 Dec 31, 1998 Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 1998 Surface Water Treatment Rule
Dec 1, 1998 Dec 31, 1998 Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 1998 Surface Water Treatment Rule
Sep 1, 1998 Sep 30, 1998 Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 1998 Surface Water Treatment Rule
Sep 1, 1998 Sep 30, 1998 Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 1998 Surface Water Treatment Rule
Sep 1, 1998 Sep 30, 1998 Surface Water Treatment Rule TT Yes No — — — Resolved Sep 30, 1998 Surface Water Treatment Rule
Aug 1, 1997 Aug 31, 1997 Surface Water Treatment Rule TT Yes No — — — Resolved Aug 31, 1997 Surface Water Treatment Rule
Aug 1, 1997 Aug 31, 1997 Surface Water Treatment Rule TT Yes No — — — Resolved Aug 31, 1997 Surface Water Treatment Rule
Jan 1, 1997 Dec 31, 1997 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1997 Nitrate Rule
Jan 1, 1997 Dec 31, 1997 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 1997 Nitrate Rule
Jul 1, 1994 Jul 31, 1994 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 1994 Surface Water Treatment Rule
Jul 1, 1994 Jul 31, 1994 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 1994 Surface Water Treatment Rule
Jun 1, 1994 Jun 30, 1994 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 1994 Surface Water Treatment Rule
Mar 1, 1994 Mar 31, 1994 Surface Water Treatment Rule TT Yes No — — — Resolved Mar 31, 1994 Surface Water Treatment Rule
Feb 1, 1994 Feb 28, 1994 Surface Water Treatment Rule TT Yes No — — — Resolved Feb 28, 1994 Surface Water Treatment Rule
Jan 1, 1994 Jan 31, 1994 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 1994 Surface Water Treatment Rule
Jan 1, 1994 Jan 31, 1994 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 1994 Surface Water Treatment Rule
Jun 1, 1976 May 31, 1980 Gross Alpha, Excl. Radon and U MR No No — 15 pCi/L — Archived May 31, 1980 Radionuclides and Revised Rad Rule
Jun 1, 1976 May 31, 1980 Combined Radium (-226 and -228) MR No No — 5 pCi/L — Archived May 31, 1980 Radionuclides and Revised Rad Rule
— — — 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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