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NAPAKIAK W.S. CENTRAL WELL

Alaska — Community Water System — PWSID: AK2262319

System Information

PWSIDAK2262319
System NameNAPAKIAK W.S. CENTRAL WELL
System TypeCommunity Water System
Water SourceGround Water
Activity StatusNon-Inventory
Owner TypeLocal
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMay 8, 1991
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityNAPAKIAK
ZIP Code99634
Addresspo box 34009
OrganizationBLACK, JUNE
Phone907-589-2611

Population & Service

Population Served330
Service Connections1

Drinking Water Violations (875)

This water system has 875 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
Jan 1, 2024 — Lead and Copper Rule MR No No — TT — Archived Sep 30, 2024 Lead and Copper Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Nov 21, 2023 Consumer Confidence Rule
May 25, 2023 — Groundwater Rule TT Yes No — — — Archived Sep 30, 2024 Ground Water Rule
May 25, 2023 — Groundwater Rule TT Yes No — — — Archived Sep 30, 2024 Ground Water Rule
May 25, 2023 — Groundwater Rule TT Yes No — — — Archived Sep 30, 2024 Ground Water Rule
Feb 24, 2023 — Groundwater Rule Other No No — — — Archived Sep 30, 2024 Ground Water Rule
Oct 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Apr 16, 2024 Consumer Confidence Rule
Jan 1, 2022 Dec 31, 2022 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2022 Nitrate Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Jul 21, 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
Jan 1, 2021 Dec 31, 2023 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2021 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Nov 1, 2020 Nov 30, 2020 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2020 Revised Total Coliform Rule
Oct 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Oct 13, 2021 Consumer Confidence Rule
Oct 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Oct 13, 2021 Consumer Confidence Rule
Jul 1, 2020 Sep 30, 2020 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 17, 2020 — Groundwater Rule TT Yes No — — — Resolved Jul 22, 2021 Ground Water Rule
Apr 17, 2020 — Groundwater Rule TT Yes No — — — Resolved Jul 22, 2021 Ground Water Rule
Apr 17, 2020 — Groundwater Rule TT Yes No — — — Resolved Jul 18, 2022 Ground Water Rule
Jul 1, 2019 — Consumer Confidence Rule Other No No — — — Resolved Jul 17, 2019 Consumer Confidence Rule
Oct 1, 2018 Dec 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 29, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Dec 31, 2018 Arsenic MR No Yes — 0.010 mg/L — Resolved Dec 31, 2018 Arsenic Rule
Oct 1, 2018 Oct 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 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
Jan 1, 2018 Mar 31, 2018 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2018 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2018 Jan 31, 2018 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2018 Revised Total Coliform Rule
Nov 1, 2017 Nov 30, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2017 Revised Total Coliform Rule
Oct 1, 2017 Dec 31, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2017 Aug 31, 2017 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2017 Revised Total Coliform Rule
Jul 1, 2017 Sep 30, 2017 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2017 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2016 Sep 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2016 Revised Total Coliform Rule
Jul 1, 2016 Sep 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved May 3, 2017 Consumer Confidence Rule
Jun 1, 2016 Jun 30, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2016 Revised Total Coliform Rule
May 1, 2016 May 31, 2016 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2016 Revised Total Coliform Rule
Apr 1, 2016 — Revised Total Coliform Rule Other No No — — — Resolved Jun 6, 2017 Revised Total Coliform Rule
Apr 1, 2016 Jun 30, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Jan 31, 2016 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2016 Total Coliform Rule
Jan 1, 2016 Mar 31, 2016 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2016 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 — Lead and Copper Rule MR No No — TT — Resolved Apr 17, 2017 Lead and Copper Rule
Dec 1, 2015 Dec 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Dec 31, 2015 Total Coliform Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2015 Sep 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Sep 30, 2015 Total Coliform Rule
Aug 1, 2015 Aug 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Aug 31, 2015 Total Coliform Rule
Jul 1, 2015 Sep 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Sep 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2015 May 31, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved May 31, 2015 Total Coliform Rule
Apr 1, 2015 Jun 30, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Feb 1, 2015 Feb 28, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 2015 Total Coliform Rule
Oct 1, 2014 Oct 31, 2014 Coliform (TCR) MR No No — 5% of samples — Resolved Oct 31, 2014 Total Coliform Rule
Oct 1, 2014 Dec 31, 2014 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2014 Stage 1 Disinfectants and Disinfection Byproducts 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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