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Wilgus Housing Water System

Washington — Community Water System — PWSID: WA53AB933

System Information

PWSIDWA53AB933
System NameWilgus Housing Water System
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedJun 27, 2008
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityGrandview
ZIP Code98930-0249
AddressPO Box 249
OrganizationWilgus Housing Water System
Phone—

Population & Service

Population Served220
Service Connections7

Drinking Water Violations (51)

This water system has 51 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, 2024 Dec 31, 2024 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Oct 1, 2024 Dec 31, 2024 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2024 Volatile Organic Chemicals
Jul 1, 2024 Sep 30, 2024 Nitrate MCL Yes No 10.1 MG/L 10 mg/L — Resolved Sep 30, 2024 Nitrate Rule
Jan 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Jun 6, 2024 Lead and Copper Rule
Jan 1, 2019 Mar 31, 2019 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Benzene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Toluene MR No Yes — 1 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 Styrene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 — Lead and Copper Rule MR No No — TT — Resolved May 18, 2020 Lead and Copper Rule
Jan 1, 2019 Mar 31, 2019 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Jan 1, 2019 Mar 31, 2019 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Mar 31, 2019 Volatile Organic Chemicals
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Jan 1, 2008 Dec 31, 2008 Nitrate MCL Yes No 11.7 MG/L 10 mg/L — Resolved Dec 31, 2008 Nitrate Rule
Jan 1, 2008 Dec 31, 2008 Nitrate MCL Yes No 11.7 MG/L 10 mg/L — Resolved Dec 31, 2008 Nitrate Rule
Jan 1, 2008 Dec 31, 2008 Nitrate MCL Yes No 11.7 MG/L 10 mg/L — Resolved Dec 31, 2008 Nitrate Rule
Jan 1, 2008 Dec 31, 2008 Nitrate MCL Yes No 11.7 MG/L 10 mg/L — Resolved Dec 31, 2008 Nitrate Rule
Jan 1, 2008 Dec 31, 2008 Nitrate MCL Yes No 11.7 MG/L 10 mg/L — Resolved Dec 31, 2008 Nitrate 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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