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TOM THUMB MONTESSORI SCHOOL

Alaska — Non-Transient Non-Community — PWSID: AK2215980

System Information

PWSIDAK2215980
System NameTOM THUMB MONTESSORI SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusNon-Inventory
Owner TypeLocal
EPA Region10
Serves SchoolYes
WholesalerNo
First ReportedAug 29, 1989
Last ReportedDec 19, 2025

Location & Contact

StateAlaska
CityANCHORAGE
ZIP Code99503
Address1901 Spenard Road
OrganizationLISTON, DONN
Phone907-272-5033

Population & Service

Population Served102
Service Connections2

Drinking Water Violations (134)

This water system has 134 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
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Nov 30, 2005 Total Coliform Rule
Oct 1, 2005 Oct 31, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Oct 31, 2005 Total Coliform Rule
Jun 1, 2005 Jun 30, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Jun 30, 2005 Total Coliform Rule
Apr 1, 2005 Apr 30, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Apr 30, 2005 Total Coliform Rule
Feb 1, 2005 Feb 28, 2005 Coliform (TCR) MR No No — 5% of samples — Archived Feb 28, 2005 Total Coliform Rule
Jul 1, 2004 Jul 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Jul 31, 2004 Total Coliform Rule
Mar 1, 2004 Mar 31, 2004 Coliform (TCR) MR No No — 5% of samples — Archived Mar 31, 2004 Total Coliform Rule
Nov 1, 1996 Oct 31, 2001 Other No No — — — Archived Oct 31, 2001 Total Coliform Rule
Dec 1, 1995 Dec 31, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Dec 31, 1995 Total Coliform Rule
Oct 1, 1995 Dec 31, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Aldicarb sulfone MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Chlordane MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Aldicarb sulfoxide MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Toxaphene MR No Yes — 0.003 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 2,4-D MR No Yes — 0.07 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Aldicarb MR No Yes — — — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Atrazine MR No Yes — 0.003 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Endrin MR No Yes — 0.002 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Diquat MR No Yes — 0.02 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Picloram MR No Yes — 0.5 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Simazine MR No Yes — 0.004 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Oct 1, 1995 Dec 31, 1995 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Dec 31, 1995 Synthetic Organic Chemicals
Sep 1, 1995 Sep 30, 1995 Coliform (TCR) MR No Yes — 5% of samples — Archived Sep 30, 1995 Total Coliform Rule
Jul 1, 1995 Sep 30, 1995 Aldicarb sulfoxide MR No Yes — — — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Diquat MR No Yes — 0.02 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Endrin MR No Yes — 0.002 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Picloram MR No Yes — 0.5 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Simazine MR No Yes — 0.004 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Aldicarb sulfone MR No Yes — — — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Aldicarb MR No Yes — — — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 2,4-D MR No Yes — 0.07 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Toxaphene MR No Yes — 0.003 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Chlordane MR No Yes — 0.002 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Atrazine MR No Yes — 0.003 mg/L — Resolved Sep 30, 1995 Synthetic Organic Chemicals
Jul 1, 1995 Sep 30, 1995 Dinoseb MR No Yes — 0.007 mg/L — Resolved Sep 30, 1995 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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