WEST PATENT ELEMENTARY SCHOOL

New York — Non-Transient Non-Community — PWSID: NY5907720

System Information

PWSIDNY5907720
System NameWEST PATENT ELEMENTARY SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region02
Serves SchoolYes
WholesalerNo
First ReportedJan 29, 1981
Last ReportedMar 27, 2026

Location & Contact

StateNew York
CityARMONK
ZIP Code10504
Address12 Tripp Lane
OrganizationTHOMPSON, STEVE
Phone914-273-4084

Population & Service

Population Served400
Service Connections1

Drinking Water Violations (136)

This water system has 136 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
Jul 1, 2019 TT Yes No TT Resolved Jul 6, 2020
Apr 1, 2019 Jun 30, 2019 MON No No Resolved Jun 30, 2019
Apr 1, 2019 Jun 30, 2019 MON No No Resolved Jun 30, 2019
Apr 1, 2019 Jun 30, 2019 MON No No Resolved Jun 30, 2019
Apr 1, 2019 Jun 30, 2019 MON No No Resolved Jun 30, 2019
Sep 1, 2012 Sep 30, 2012 Other No No Resolved Sep 30, 2012
Sep 1, 2012 Sep 30, 2012 Other No No Resolved Sep 30, 2012
Aug 1, 2009 Aug 31, 2009 MR No No 5% of samples Resolved Aug 31, 2009
Aug 1, 2009 Aug 31, 2009 MR No No 5% of samples Resolved Aug 31, 2009
Aug 1, 2009 Aug 31, 2009 MR No No 5% of samples Resolved Aug 31, 2009
Aug 1, 2009 Aug 31, 2009 MR No No 5% of samples Resolved Aug 31, 2009
Oct 1, 2007 MR No No TT Resolved Jun 10, 2011
Oct 1, 2007 MR No No TT Resolved Jun 10, 2011
Oct 1, 2007 MR No No TT Resolved Jun 10, 2011
Oct 1, 2007 MR No No TT Resolved Jun 10, 2011
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.2 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.6 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.6 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.6 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.2 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.2 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.7 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.7 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.7 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.005 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.075 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.075 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.075 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.007 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.002 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.002 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.07 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.07 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 1 mg/L Resolved Dec 31, 2002
Jan 1, 2000 Dec 31, 2002 MR No Yes 0.002 mg/L Resolved Dec 31, 2002

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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