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CHIGNIK BAY WATER SYSTEM

Alaska — Community Water System — PWSID: AK2260228

System Information

PWSIDAK2260228
System NameCHIGNIK BAY WATER SYSTEM
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
CityCHIGNIK BAY
ZIP Code99564
AddressP.O. BOX 110
OrganizationCARPENTER, ROBERT_MAYOR
Phone907-749-4003

Population & Service

Population Served199
Service Connections110

Drinking Water Violations (1,366)

This water system has 1,366 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
Aug 1, 2025 Aug 31, 2025 Surface Water Treatment Rule MR No Yes — — — Archived Aug 31, 2025 Surface Water Treatment Rule
Aug 1, 2025 — Revised Total Coliform Rule TT Yes No — — — Unaddressed — Revised Total Coliform Rule
Jul 1, 2025 Jul 31, 2025 Surface Water Treatment Rule MR No Yes — — — Archived Jul 31, 2025 Surface Water Treatment Rule
Jun 1, 2025 Jun 30, 2025 Surface Water Treatment Rule TT Yes No — — — Archived Jun 30, 2025 Surface Water Treatment Rule
May 1, 2025 May 31, 2025 Surface Water Treatment Rule MR No Yes — — — 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
Mar 1, 2025 Mar 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2025 Surface Water Treatment Rule
Jan 1, 2025 Jan 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jan 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Dec 1, 2024 Dec 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2024 Surface Water Treatment Rule
Dec 1, 2024 Dec 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2024 Nov 30, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Nov 30, 2024 Surface Water Treatment Rule
Nov 1, 2024 Nov 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2024 Revised Total Coliform Rule
Oct 1, 2024 Oct 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Oct 31, 2024 Surface Water Treatment Rule
Oct 1, 2024 Oct 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Oct 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2024 Sep 30, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 2024 Surface Water Treatment Rule
Sep 1, 2024 Sep 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2024 Aug 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Aug 31, 2024 Surface Water Treatment Rule
Aug 1, 2024 Aug 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2024 Revised Total Coliform Rule
Aug 1, 2024 Aug 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2024 Jul 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2024 Surface Water Treatment Rule
Jul 1, 2024 Jul 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Jul 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2024 Jun 30, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2024 Surface Water Treatment Rule
Jun 1, 2024 Jun 30, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2024 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2024 May 31, 2024 Surface Water Treatment Rule MR No Yes — — — 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
Mar 1, 2024 Mar 31, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2024 Surface Water Treatment Rule
Feb 1, 2024 Feb 29, 2024 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 29, 2024 Surface Water Treatment Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Jan 1, 2024 Mar 31, 2024 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2024 Stage 1 Disinfectants and Disinfection Byproducts 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 MR No Yes — — — Resolved Oct 31, 2023 Surface Water Treatment Rule
Sep 1, 2023 Sep 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Sep 30, 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
Jul 1, 2023 Jul 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jul 31, 2023 Surface Water Treatment Rule
Jun 1, 2023 Jun 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jun 30, 2023 Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved May 31, 2023 Surface Water Treatment Rule
Apr 1, 2023 Apr 30, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Apr 30, 2023 Surface Water Treatment Rule
Mar 1, 2023 Mar 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Mar 31, 2023 Surface Water Treatment Rule
Feb 1, 2023 Feb 28, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Feb 28, 2023 Surface Water Treatment Rule
Jan 1, 2023 Jan 31, 2023 Surface Water Treatment Rule MR No Yes — — — Resolved Jan 31, 2023 Surface Water Treatment Rule
Jan 1, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2022 Dec 31, 2022 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2022 Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Surface Water Treatment Rule MR No Yes — — — Resolved Dec 31, 2020 Surface Water Treatment Rule
Dec 1, 2020 Dec 31, 2020 Surface Water Treatment Rule TT Yes No — — — Resolved Dec 31, 2020 Surface Water Treatment Rule
Oct 5, 2020 — Groundwater Rule TT Yes No — — — Resolved Oct 13, 2022 Ground Water 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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