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TAHOLAH

Washington — Community Water System — PWSID: 105300018

System Information

PWSID105300018
System NameTAHOLAH
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedJan 27, 1981
Last ReportedDec 30, 2025

Location & Contact

StateWashington
CityTAHOLAH
ZIP Code98587
Address1214 AALIS DRIVE
OrganizationEDWARDS II, ROBERT
Phone360-276-0074

Population & Service

Population Served1,600
Service Connections291

Drinking Water Violations (270)

This water system has 270 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
Dec 11, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Nov 1, 2023 Nov 30, 2023 Revised Total Coliform Rule MON No No — — — Resolved Nov 30, 2023 Revised Total Coliform Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 21, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 31, 2022 — Lead and Copper Rule MR No No — TT — Resolved Jun 9, 2023 Lead and Copper Rule
Oct 1, 2022 — Lead and Copper Rule MR No No — TT — Resolved Nov 2, 2022 Lead and Copper Rule
Apr 1, 2022 Apr 30, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2022 Revised Total Coliform Rule
Mar 1, 2022 Mar 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2022 Revised Total Coliform Rule
May 1, 2021 — Revised Total Coliform Rule RPT No No — — — Resolved Jun 15, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No No — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2020 — Lead and Copper Rule MR No No — TT — Resolved Jun 9, 2023 Lead and Copper Rule
Oct 1, 2018 — Consumer Confidence Rule Other No No — — — Resolved Jul 1, 2018 Consumer Confidence Rule
Sep 11, 2018 — Revised Total Coliform Rule RPT No No — — — Resolved Nov 1, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Aug 1, 2018 Aug 31, 2018 Revised Total Coliform Rule MON No No — — — Resolved Aug 31, 2018 Revised Total Coliform Rule
Jul 1, 2018 Sep 30, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2018 Feb 28, 2018 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2018 Revised Total Coliform Rule
Feb 1, 2018 Feb 28, 2018 Revised Total Coliform Rule MON No No — — — Resolved Feb 28, 2018 Revised Total Coliform Rule
Jan 1, 2018 Dec 31, 2018 TTHM MR No Yes — 0.080 mg/L — Resolved Oct 2, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Dec 31, 2018 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Oct 2, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2017 — Consumer Confidence Rule Other No No — — — Resolved Jul 21, 2017 Consumer Confidence Rule
Jan 1, 2017 Dec 31, 2017 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Combined Uranium MR No Yes — 30 ug/L — Resolved Dec 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2017 Dec 31, 2017 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2022 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Dec 31, 2022 Radionuclides and Revised Rad Rule
Jan 1, 2017 Dec 31, 2017 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Dec 31, 2017 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Jan 1, 2017 Dec 31, 2017 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2017 Volatile Organic Chemicals
Nov 14, 2016 — Revised Total Coliform Rule RPT No No — — — Resolved Jul 17, 2017 Revised Total Coliform Rule
Oct 1, 2016 Oct 31, 2016 Revised Total Coliform Rule MON No No — — — Resolved Oct 31, 2016 Revised Total Coliform Rule
Oct 1, 2016 Dec 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Jul 15, 2016 Consumer Confidence Rule
Jan 1, 2016 Dec 31, 2016 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2016 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Sep 21, 2017 Lead and Copper 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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