ROSARIO

Washington - Community Water System - PWSID: WA5374270

System Information

PWSIDWA5374270
System NameROSARIO
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerYes
First ReportedFeb 7, 1981
Last ReportedMar 26, 2026

Location & Contact

StateWashington
CityTacoma
ZIP Code98444
AddressPO Box 44168
OrganizationROSARIO
Phone-

Population & Service

Population Served1,031
Service Connections246

Drinking Water Violations (54)

This water system has 54 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
Oct 1, 2010 Dec 31, 2010 MR No Yes - 7 MFL - Resolved Dec 31, 2010 -
Jul 1, 2010 Sep 30, 2010 MR No Yes - 7 MFL - Resolved Sep 30, 2010 -
Jul 1, 2010 Jul 31, 2010 MR No Yes - - - Resolved Jul 31, 2010 -
Jul 1, 2010 Jul 31, 2010 MR No Yes - - - Resolved Jul 31, 2010 -
Jun 1, 2010 - TT Yes No - - - Resolved Aug 2, 2010 -
Jun 1, 2010 - TT Yes No - - - Resolved Aug 2, 2010 -
Oct 1, 2008 Oct 31, 2008 TT Yes No - - - Archived Oct 31, 2008 -
Jun 1, 2005 Jun 30, 2005 TT Yes No - - - Archived Jun 30, 2005 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 1 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.2 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.6 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.075 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.7 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.002 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Jun 1, 2000 Jun 30, 2000 TT Yes No - - - Archived Jun 30, 2000 -
Aug 1, 1999 Sep 1, 1999 TT Yes No - - - Archived Sep 1, 1999 -
Jul 1, 1999 Aug 1, 1999 TT Yes No - - - Archived Aug 1, 1999 -
Jan 1, 1999 Jan 31, 1999 TT Yes No - - - Archived Jan 31, 1999 -
Sep 1, 1994 Sep 30, 1994 MR No Yes - - - Archived Sep 30, 1994 -
Aug 1, 1994 Aug 31, 1994 MR No Yes - - - Archived Aug 31, 1994 -
Jul 1, 1994 Jul 31, 1994 MR No Yes - - - Archived Jul 31, 1994 -
Jun 1, 1994 Jun 30, 1994 MR No Yes - - - Archived Jun 30, 1994 -
May 1, 1994 May 31, 1994 MR No Yes - - - Archived May 31, 1994 -
Apr 1, 1994 Apr 30, 1994 MR No Yes - - - Archived Apr 30, 1994 -
Mar 1, 1994 Mar 31, 1994 MR No Yes - - - Archived Mar 31, 1994 -
Feb 1, 1994 Feb 28, 1994 MR No Yes - - - Archived Feb 28, 1994 -
Jan 1, 1994 Jan 31, 1994 MR No Yes - - - Archived Jan 31, 1994 -
May 1, 1992 May 31, 1992 MR No Yes - 5% of samples - Archived May 31, 1992 -
May 1, 1992 May 31, 1992 MR No Yes - 5% of samples - Archived May 31, 1992 -
Feb 1, 1992 Feb 29, 1992 MR No Yes - 5% of samples - Archived Feb 29, 1992 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.005 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 15 pCi/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.05 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 0.1 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 10 mg/L - Archived Oct 31, 1979 -
Oct 1, 1979 Oct 31, 1979 MR No No - 4.0 mg/L - Archived Oct 31, 1979 -

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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