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SNOQUALMIE PASS UTILITY DISTRICT

Washington — Community Water System — PWSID: WA5381048

System Information

PWSIDWA5381048
System NameSNOQUALMIE PASS UTILITY DISTRICT
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerYes
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CitySnoqualmie Pass
ZIP Code98068
AddressPO Box 131
OrganizationSNOQUALMIE PASS UTILITY DISTRICT
Phone—

Population & Service

Population Served5,805
Service Connections902

Drinking Water Violations (317)

This water system has 317 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, 2023 Sep 30, 2023 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2023 Arsenic Rule
Dec 1, 2020 Dec 31, 2020 Revised Total Coliform Rule MON No No — — — Resolved Dec 31, 2020 Revised Total Coliform Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2016 Consumer Confidence Rule
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 Picloram MR No Yes — 0.5 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 Dalapon MR No Yes — 0.2 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
Jul 1, 2013 — Consumer Confidence Rule Other No No — — — Resolved Oct 28, 2013 Consumer Confidence Rule
Jul 1, 2012 Sep 30, 2012 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2012 Arsenic Rule
Jul 1, 2012 Sep 30, 2012 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2012 Arsenic Rule
Jul 1, 2012 Sep 30, 2012 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2012 Arsenic Rule
Jul 1, 2012 Sep 30, 2012 Arsenic MR No Yes — 0.010 mg/L — Resolved Sep 30, 2012 Arsenic Rule
Jul 1, 2012 — Consumer Confidence Rule Other No No — — — Resolved Nov 29, 2012 Consumer Confidence Rule
Jul 1, 2011 — Consumer Confidence Rule Other No No — — — Resolved Oct 21, 2011 Consumer Confidence Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2009 Mar 31, 2009 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2009 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2008 Mar 31, 2008 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2008 Arsenic Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Mar 31, 2007 Arsenic MR No Yes — 0.010 mg/L — Resolved Mar 31, 2007 Arsenic Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Jan 1, 2007 Dec 31, 2007 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2007 Nitrate Rule
Oct 1, 2006 Dec 31, 2006 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2006 Arsenic 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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