MOAB IRRIGATION DIST #20

Washington — Community Water System — PWSID: WA5355440

System Information

PWSIDWA5355440
System NameMOAB IRRIGATION DIST #20
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityNewman lake
ZIP Code99025
AddressPO Box 81
OrganizationMOAB IRRIGATION DIST #20
Phone

Population & Service

Population Served1,790
Service Connections761

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
Jan 1, 2008 Dec 31, 2010 OXAMYL MR No Yes 0.2 mg/L Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfoxide MR No Yes Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb MR No Yes Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Carbofuran MR No Yes 0.04 mg/L Archived Dec 31, 2010 Synthetic Organic Chemicals
Jan 1, 2008 Dec 31, 2010 Aldicarb sulfone MR No Yes Archived Dec 31, 2010 Synthetic Organic Chemicals
Oct 1, 1997 Oct 31, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 1997 Total Coliform Rule
Oct 1, 1997 Oct 31, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 1997 Total Coliform Rule
Oct 1, 1997 Oct 31, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 1997 Total Coliform Rule
Jun 1, 1997 Jun 30, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Jun 30, 1997 Total Coliform Rule
Jun 1, 1997 Jun 30, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Jun 30, 1997 Total Coliform Rule
Jun 1, 1997 Jun 30, 1997 Coliform (TCR) MCL Yes No 5% of samples Archived Jun 30, 1997 Total Coliform Rule
Aug 1, 1996 Aug 31, 1996 Coliform (TCR) MR No Yes 5% of samples Archived Aug 31, 1996 Total Coliform Rule
Feb 1, 1996 Feb 29, 1996 Coliform (TCR) MR No Yes 5% of samples Archived Feb 29, 1996 Total Coliform Rule
May 1, 1995 May 31, 1995 Coliform (TCR) MCL Yes No 5% of samples Archived May 31, 1995 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived Aug 31, 1993 Total Coliform Rule
Aug 1, 1993 Aug 31, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived Aug 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived May 31, 1993 Total Coliform Rule
May 1, 1993 May 31, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived May 31, 1993 Total Coliform Rule
Feb 1, 1993 Feb 28, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived Feb 28, 1993 Total Coliform Rule
Feb 1, 1993 Feb 28, 1993 Coliform (TCR) MCL Yes No 5% of samples Archived Feb 28, 1993 Total Coliform Rule
Oct 1, 1979 Oct 31, 1979 Chromium MR No No 0.1 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Mercury MR No No 0.002 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Selenium MR No No 0.05 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Fluoride MR No No 4.0 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Barium MR No No 2 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Arsenic MR No No 0.010 mg/L Archived Oct 31, 1979 Arsenic Rule
Oct 1, 1979 Oct 31, 1979 Nitrate MR No No 10 mg/L Archived Oct 31, 1979 Nitrate Rule
Oct 1, 1979 Oct 31, 1979 Cadmium MR No No 0.005 mg/L Archived Oct 31, 1979 Inorganic Chemicals
Oct 1, 1979 Oct 31, 1979 Gross Alpha, Excl. Radon and U MR No No 15 pCi/L Archived Oct 31, 1979 Radionuclides and Revised Rad 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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