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TANACROSS WATER SYSTEM

Alaska — Community Water System — PWSID: AK2380531

System Information

PWSIDAK2380531
System NameTANACROSS WATER SYSTEM
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
CityTANACROSS
ZIP Code99726
AddressP.O. Box 76009
OrganizationISAAC, MONICA
Phone907-883-5024

Population & Service

Population Served108
Service Connections63

Drinking Water Violations (495)

This water system has 495 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 22, 2025 — Lead and Copper Rule MR No No — TT — Unaddressed — Lead and Copper Rule
Aug 1, 2025 Aug 31, 2025 Revised Total Coliform Rule MON No Yes — — — Archived Aug 31, 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
May 9, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
May 1, 2025 May 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved May 31, 2025 Revised Total Coliform Rule
Apr 1, 2025 Apr 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2025 Revised Total Coliform Rule
Apr 1, 2025 Apr 30, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Mar 1, 2025 Mar 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Mar 31, 2025 Revised Total Coliform Rule
Feb 1, 2025 Feb 28, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Feb 1, 2025 Feb 28, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Feb 1, 2025 Feb 28, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2025 Revised Total Coliform Rule
Jan 17, 2025 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Jan 17, 2025 — Groundwater Rule TT Yes No — — — Unaddressed — Ground Water Rule
Jan 1, 2025 — Lead and Copper Rule MR No No — TT — Resolved May 5, 2025 Lead and Copper Rule
Jan 1, 2025 Jan 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2025 Revised Total Coliform Rule
Jan 1, 2025 Jan 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2025 Revised Total Coliform Rule
Jan 1, 2025 Jan 31, 2025 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2025 Revised Total Coliform Rule
Nov 1, 2024 Nov 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2024 Revised Total Coliform Rule
Nov 1, 2024 Nov 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Nov 30, 2024 Revised Total Coliform Rule
Sep 1, 2024 Sep 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Sep 30, 2024 Revised Total Coliform Rule
Jun 1, 2024 Jun 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Jun 30, 2024 Revised Total Coliform Rule
Apr 1, 2024 Apr 30, 2024 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2024 Revised Total Coliform Rule
Jan 1, 2024 Dec 31, 2024 Nitrate MR No Yes — 10 mg/L — Archived Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Nitrate MR No Yes — 10 mg/L — Archived Dec 31, 2024 Nitrate Rule
Jan 1, 2024 Dec 31, 2024 Nitrate MR No Yes — 10 mg/L — Archived Dec 31, 2024 Nitrate Rule
Dec 1, 2023 Dec 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2023 Revised Total Coliform Rule
Oct 1, 2023 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Oct 1, 2023 Oct 31, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2023 Revised Total Coliform Rule
Apr 1, 2023 Apr 30, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2023 Revised Total Coliform Rule
Feb 1, 2023 Feb 28, 2023 Revised Total Coliform Rule MON No Yes — — — Resolved Feb 28, 2023 Revised Total Coliform Rule
Dec 1, 2022 Dec 31, 2022 Revised Total Coliform Rule MON No Yes — — — Resolved Dec 31, 2022 Revised Total Coliform Rule
Jul 1, 2022 Sep 30, 2022 Dalapon MR No Yes — 0.2 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Atrazine MR No Yes — 0.003 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Carbofuran MR No Yes — 0.04 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Simazine MR No Yes — 0.004 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Chlordane MR No Yes — 0.002 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Sep 30, 2022 Synthetic Organic Chemicals
Jul 1, 2022 Sep 30, 2022 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Sep 30, 2022 Synthetic 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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