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CITY OF HOOPER BAY

Alaska — Community Water System — PWSID: AK2270312

System Information

PWSIDAK2270312
System NameCITY OF HOOPER BAY
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedFeb 7, 1981
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityHOOPER BAY
ZIP Code99604
AddressPO BOX 29
OrganizationTALL, SIANA
Phone907-758-4310

Population & Service

Population Served1,200
Service Connections89

Drinking Water Violations (685)

This water system has 685 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 Revised Total Coliform Rule MON No Yes — — — Resolved Aug 31, 2025 Revised Total Coliform Rule
Aug 1, 2025 Aug 31, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Aug 31, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2025 Revised Total Coliform Rule
Jun 1, 2025 Jun 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2025 Revised Total Coliform Rule
Jun 1, 2025 Jun 30, 2025 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 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 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2024 Revised Total Coliform 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
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Feb 4, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Feb 4, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Feb 4, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Feb 4, 2025 Lead and Copper Rule Revisions
Aug 21, 2024 — Public Notice Other No No — — — Resolved Sep 24, 2024 Public Notice Rule and Revised PN Rule
Aug 21, 2024 — Public Notice Other No No — — — Resolved Sep 24, 2024 Public Notice Rule and Revised PN Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Resolved Jan 29, 2025 Ground Water Rule
Mar 8, 2024 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Feb 1, 2024 Feb 29, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 29, 2024 Revised Total Coliform 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
Jan 1, 2024 Dec 31, 2024 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2024 Dec 31, 2024 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2024 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 9, 2023 — Groundwater Rule Other No No — — — Resolved Jan 29, 2025 Ground Water Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Nov 1, 2023 Nov 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2023 Revised Total Coliform Rule
Oct 1, 2023 Oct 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2023 Revised Total Coliform Rule
Oct 1, 2023 Dec 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 1, 2023 Mar 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2023 Revised Total Coliform Rule
Jan 1, 2023 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, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 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, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Jan 1, 2023 Dec 31, 2023 TTHM MR No Yes — 0.080 mg/L — Archived Dec 31, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 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, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate 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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