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NOATAK COMMUNITY WATER SYSTEM

Alaska — Community Water System — PWSID: AK2340159

System Information

PWSIDAK2340159
System NameNOATAK COMMUNITY WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water Under Influence
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityNOATAK
ZIP Code99761-0041
AddressPO Box 41
OrganizationSHY, BETSY
Phone907-485-2141

Population & Service

Population Served485
Service Connections103

Drinking Water Violations (745)

This water system has 745 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 — Consumer Confidence Rule Other No No — — — Resolved Jun 23, 2025 Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Resolved Nov 26, 2024 Consumer Confidence Rule
Jun 1, 2024 Jun 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2024 Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2024 Surface Water Treatment Rule
Apr 1, 2024 Apr 30, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Jan 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2024 Surface Water Treatment Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 5, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Jan 31, 2024 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2024 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 5, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jun 23, 2025 Consumer Confidence Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 26, 2024 Consumer Confidence Rule
Jun 1, 2023 Jun 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2023 Surface Water Treatment Rule
Jun 1, 2023 Jun 30, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved May 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2023 Dec 31, 2023 Xylenes, Total MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2023 Dec 31, 2023 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Ethylbenzene MR No Yes — 0.7 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,1,1-Trichloroethane MR No Yes — 0.2 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Toluene MR No Yes — 1 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 DICHLOROMETHANE MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 Benzene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2023 Dec 31, 2023 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2023 Volatile Organic Chemicals
Jan 1, 2021 Jan 31, 2021 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2021 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2020 Nov 30, 2020 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2020 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Jul 6, 2020 Consumer Confidence Rule
Jun 1, 2018 Jun 30, 2018 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2018 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jun 1, 2018 Jun 30, 2018 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2018 Surface Water Treatment Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Sep 16, 2016 Consumer Confidence Rule
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Nov 1, 2015 Nov 30, 2015 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2015 Surface Water Treatment Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 3, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2015 Aug 31, 2015 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2015 Surface Water Treatment Rule
Aug 1, 2015 Aug 31, 2015 Interim Enhanced Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2015 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Nov 1, 2014 Nov 30, 2014 Interim Enhanced Surface Water Treatment Rule MR No No — — — Resolved Nov 30, 2014 Interim and Long Term 1 Enhanced Surface Water Treatment 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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