METHOW WATER SYSTEM INC

Washington - Community Water System - PWSID: WA5354370

System Information

PWSIDWA5354370
System NameMETHOW WATER SYSTEM INC
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedMar 26, 2026

Location & Contact

StateWashington
CityMETHOW
ZIP Code98834
AddressPO BOX 538
OrganizationMETHOW WATER SYSTEM INC
Phone-

Population & Service

Population Served45
Service Connections27

Drinking Water Violations (73)

This water system has 73 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
Nov 1, 2022 Nov 30, 2022 MON No Yes - - - Resolved Nov 30, 2022 -
Oct 1, 2022 Oct 31, 2022 MON No Yes - - - Resolved Oct 31, 2022 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 1 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.075 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.002 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.6 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.7 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.2 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2004 -
Oct 1, 2004 Dec 31, 2004 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2004 -
Jan 1, 2000 Jan 1, 2001 MR No No - TT - Archived Jan 1, 2001 -
Aug 1, 1999 Aug 31, 1999 MCL Yes No - 5% of samples - Archived Aug 31, 1999 -
Aug 1, 1999 Aug 31, 1999 MCL Yes No - 5% of samples - Archived Aug 31, 1999 -
Aug 1, 1999 Aug 31, 1999 MCL Yes No - 5% of samples - Archived Aug 31, 1999 -
Oct 1, 1998 Oct 31, 1998 MCL Yes No - 5% of samples - Archived Oct 31, 1998 -
Oct 1, 1998 Oct 31, 1998 MCL Yes No - 5% of samples - Archived Oct 31, 1998 -
Oct 1, 1998 Oct 31, 1998 MCL Yes No - 5% of samples - Archived Oct 31, 1998 -
Jul 1, 1998 Jul 31, 1998 MCL Yes No - 5% of samples - Archived Jul 31, 1998 -
Jul 1, 1998 Jul 31, 1998 MCL Yes No - 5% of samples - Archived Jul 31, 1998 -
Jul 1, 1998 Jul 31, 1998 MCL Yes No - 5% of samples - Archived Jul 31, 1998 -
Dec 1, 1997 Dec 31, 1997 MCL Yes No - 5% of samples - Archived Dec 31, 1997 -
Dec 1, 1997 Dec 31, 1997 MCL Yes No - 5% of samples - Archived Dec 31, 1997 -
Dec 1, 1997 Dec 31, 1997 MCL Yes No - 5% of samples - Archived Dec 31, 1997 -
Jul 1, 1997 Jul 31, 1997 MCL Yes No - 5% of samples - Archived Jul 31, 1997 -
Jul 1, 1997 Jul 31, 1997 MCL Yes No - 5% of samples - Archived Jul 31, 1997 -
Jul 1, 1997 Jul 31, 1997 MCL Yes No - 5% of samples - Archived Jul 31, 1997 -
Nov 1, 1996 Nov 30, 1996 MR No Yes - 5% of samples - Archived Nov 30, 1996 -
Apr 1, 1996 Apr 30, 1996 MR No Yes - 5% of samples - Archived Apr 30, 1996 -
Dec 1, 1995 Dec 31, 1995 MCL Yes No - 5% of samples - Archived Dec 31, 1995 -
Nov 1, 1995 Nov 30, 1995 MCL Yes No - 5% of samples - Archived Nov 30, 1995 -
Jul 1, 1995 Jul 31, 1995 MR No Yes - 5% of samples - Archived Jul 31, 1995 -
Oct 19, 1994 Nov 18, 1994 MR No Yes - 5% of samples - Archived Nov 18, 1994 -
Jan 1, 1993 Jan 31, 1993 MR No Yes - 5% of samples - Archived Jan 31, 1993 -
Aug 1, 1992 Aug 31, 1992 MR No Yes - 5% of samples - Archived Aug 31, 1992 -
Jul 1, 1992 Jul 31, 1992 MR No No - 5% of samples - Archived Jul 31, 1992 -
May 1, 1992 May 31, 1992 MR No No - 5% of samples - Archived May 31, 1992 -
Apr 1, 1992 Apr 30, 1992 MCL Yes No - 5% of samples - Archived Apr 30, 1992 -
Apr 1, 1992 Apr 30, 1992 MR No No - 5% of samples - Archived Apr 30, 1992 -

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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