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ADAK UTILITIES

Alaska — Community Water System — PWSID: AK2260595

System Information

PWSIDAK2260595
System NameADAK UTILITIES
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityADAK
ZIP Code99546
AddressP.O. Box 2011
OrganizationLEKANOFF, JANA
Phone907-592-4500

Population & Service

Population Served325
Service Connections60

Drinking Water Violations (963)

This water system has 963 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
Sep 1, 2025 Sep 30, 2025 Chlorine MR No Yes — 4.0 mg/L — Archived Sep 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Sep 30, 2025 Total Haloacetic Acids (HAA5) MCL Yes No .068 MG/L 0.060 mg/L .06 Archived Sep 30, 2025 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Jul 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jul 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2025 Jul 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2025 Surface Water Treatment Rule
May 1, 2025 May 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2025 Surface Water Treatment Rule
May 1, 2025 May 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2025 Surface Water Treatment Rule
May 1, 2025 May 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2025 Surface Water Treatment Rule
Apr 1, 2025 Apr 30, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2025 Surface Water Treatment Rule
Apr 1, 2025 Apr 30, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2025 Surface Water Treatment Rule
Apr 1, 2025 Apr 30, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2025 Surface Water Treatment Rule
Apr 1, 2025 Apr 30, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Apr 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2025 Apr 30, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Apr 30, 2025 Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2025 Surface Water Treatment Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2025 Mar 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2025 Feb 28, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2025 Surface Water Treatment Rule
Feb 1, 2025 Feb 28, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 28, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2025 Feb 28, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Feb 28, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2025 Feb 28, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule TT Yes No — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Dec 1, 2024 Dec 31, 2024 Surface Water Treatment Rule MR No No — — — Resolved Dec 31, 2024 Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Surface Water Treatment Rule MR No No — — — Resolved Jun 30, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 2024 Surface Water Treatment Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule TT Yes No — — — Resolved May 31, 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
Dec 1, 2023 Dec 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2023 Surface Water Treatment Rule
Nov 1, 2023 Nov 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2023 Surface Water Treatment Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule TT Yes No — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule TT Yes No — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 8, 2024 Consumer Confidence Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 13, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2023 Oct 31, 2023 Surface Water Treatment Rule TT Yes No — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Aug 1, 2023 Aug 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2023 Surface Water Treatment Rule
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jun 19, 2024 Consumer Confidence Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Aug 16, 2023 Consumer Confidence Rule
Nov 1, 2022 Nov 30, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2022 Surface Water Treatment Rule
Oct 1, 2022 Dec 31, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 14, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jul 8, 2024 Consumer Confidence Rule
Oct 1, 2022 Oct 31, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2022 Surface Water Treatment Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Aug 16, 2023 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Aug 16, 2023 Consumer Confidence Rule
Feb 1, 2022 Feb 28, 2022 Surface Water Treatment Rule MR No No — — — Resolved Feb 28, 2022 Surface Water Treatment Rule
Jan 1, 2022 Jan 31, 2022 Surface Water Treatment Rule MR No No — — — Resolved Jan 31, 2022 Surface Water Treatment Rule
Nov 1, 2021 Nov 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2021 Revised Total Coliform 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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