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MARDON RESORT

Washington — Transient Non-Community — PWSID: WA5387779

System Information

PWSIDWA5387779
System NameMARDON RESORT
System TypeTransient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 11, 2025

Location & Contact

StateWashington
CityOthello
ZIP Code99344-9623
Address8198 Hwy 262 SE
OrganizationMARDON RESORT
Phone—

Population & Service

Population Served153
Service Connections169

Drinking Water Violations (24)

This water system has 24 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, 2020 Dec 31, 2020 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2020 Nitrate Rule
Jan 1, 2014 Dec 31, 2014 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2014 Nitrate Rule
Jan 1, 2004 Dec 31, 2004 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2004 Nitrate Rule
Sep 1, 1999 Sep 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1999 Total Coliform Rule
Sep 1, 1999 Sep 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1999 Total Coliform Rule
Sep 1, 1999 Sep 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Sep 30, 1999 Total Coliform Rule
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Apr 1, 1999 Apr 30, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Apr 30, 1999 Total Coliform Rule
Mar 1, 1999 Mar 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Mar 31, 1999 Total Coliform Rule
Mar 1, 1999 Mar 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Mar 31, 1999 Total Coliform Rule
Mar 1, 1999 Mar 31, 1999 Coliform (TCR) MCL Yes No — 5% of samples — Archived Mar 31, 1999 Total Coliform Rule
Jan 1, 1999 Jan 31, 1999 Coliform (TCR) MR No Yes — 5% of samples — Archived Jan 31, 1999 Total Coliform Rule
Nov 1, 1995 Nov 30, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Archived Nov 30, 1995 Total Coliform Rule
Oct 1, 1995 Oct 31, 1995 Coliform (TCR) MCL Yes No — 5% of samples — Archived Oct 31, 1995 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 Nitrate MR No No — 10 mg/L — Archived Oct 31, 1979 Nitrate Rule
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
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 Cadmium MR No No — 0.005 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 Mercury MR No No — 0.002 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 Selenium MR No No — 0.05 mg/L — Archived Oct 31, 1979 Inorganic Chemicals

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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