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CHIGNIK LAGOON WATER SYSTEM

Alaska — Community Water System — PWSID: AK2261444

System Information

PWSIDAK2261444
System NameCHIGNIK LAGOON WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedDec 18, 1987
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityCHIGNIK LAGOON
ZIP Code99565
AddressPO Box 9
OrganizationANDERSON, MICHELLE
Phone907-840-4049

Population & Service

Population Served273
Service Connections83

Drinking Water Violations (926)

This water system has 926 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 Revised Total Coliform Rule MON No Yes — — — Archived Sep 30, 2025 Revised Total Coliform 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 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper 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
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
Aug 1, 2024 Aug 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2024 Revised Total Coliform 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
Jul 1, 2024 Jul 31, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2024 Revised Total Coliform 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
Aug 1, 2023 Aug 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2023 Revised Total Coliform Rule
Jul 1, 2023 Sep 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 5, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2023 Jun 30, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved May 8, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 — Lead and Copper Rule MR No No — TT — Resolved Feb 10, 2023 Lead and Copper Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2022 Dec 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2022 Revised Total Coliform Rule
Nov 3, 2022 — Lead and Copper Rule MR No No — TT — Resolved Apr 5, 2023 Lead and Copper Rule
Oct 1, 2022 Dec 31, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2022 Sep 30, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2022 Revised Total Coliform Rule
Aug 1, 2022 Aug 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2022 Revised Total Coliform Rule
Aug 1, 2022 Aug 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2022 Revised Total Coliform 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 — Lead and Copper Rule MR No No — TT — Resolved Feb 10, 2023 Lead and Copper Rule
Jul 1, 2022 Sep 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jan 1, 2022 Mar 31, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2021 Dec 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Dec 27, 2021 Consumer Confidence Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2021 Sep 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2021 Jun 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2021 Revised Total Coliform Rule
Apr 1, 2021 Jun 30, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 9, 2020 — Groundwater Rule TT Yes No — — — Resolved May 22, 2024 Ground Water Rule
May 9, 2020 — Groundwater Rule TT Yes No — — — Resolved May 22, 2024 Ground Water Rule
May 9, 2020 — Groundwater Rule TT Yes No — — — Resolved May 22, 2024 Ground Water Rule
May 9, 2020 — Groundwater Rule TT Yes No — — — Resolved May 22, 2024 Ground Water Rule
May 9, 2020 — Groundwater Rule TT Yes No — — — Resolved Jun 22, 2021 Ground Water Rule
Jan 1, 2020 Dec 31, 2022 Vinyl chloride MR No Yes — 0.002 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Styrene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Dec 31, 2022 Volatile Organic Chemicals
Jan 1, 2020 Dec 31, 2022 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Dec 31, 2022 Volatile Organic 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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