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OAK GROVE MONTESSORI SCHOOL

Connecticut — Non-Transient Non-Community — PWSID: CT0781263

System Information

PWSIDCT0781263
System NameOAK GROVE MONTESSORI SCHOOL
System TypeNon-Transient Non-Community
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region01
Serves SchoolYes
WholesalerNo
First ReportedMar 13, 1995
Last ReportedMar 30, 2026

Location & Contact

StateConnecticut
CityMANSFIELD CENTER
ZIP Code06250
Address132 Pleasant Valley Road
OrganizationPAHL, LEELA
Phone860-456-1031

Population & Service

Population Served77
Service Connections1

Drinking Water Violations (67)

This water system has 67 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
Oct 17, 2024 — RPT No No — — — Unaddressed — —
Oct 17, 2024 — TT Yes No — — — Unaddressed — —
Oct 1, 2021 Dec 31, 2021 MON No Yes — — — Resolved Dec 31, 2021 —
Oct 1, 2021 Dec 31, 2021 MON No Yes — — — Resolved Dec 31, 2021 —
Oct 1, 2021 Dec 31, 2021 MON No Yes — — — Resolved Dec 31, 2021 —
Oct 1, 2021 Dec 31, 2021 MON No Yes — — — Resolved Dec 31, 2021 —
Dec 30, 2018 — MR No No — TT — Resolved May 3, 2019 —
Oct 1, 2010 Oct 31, 2010 MCL Yes No — 5% of samples — Resolved Oct 31, 2010 —
Oct 1, 2010 Oct 31, 2010 MCL Yes No — 5% of samples — Resolved Oct 31, 2010 —
Oct 1, 2010 Oct 31, 2010 MCL Yes No — 5% of samples — Resolved Oct 31, 2010 —
Oct 1, 2010 Oct 31, 2010 MCL Yes No — 5% of samples — Resolved Oct 31, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No — 5% of samples — Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No — 5% of samples — Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No — 5% of samples — Resolved Sep 30, 2010 —
Jul 1, 2010 Sep 30, 2010 MCL Yes No — 5% of samples — Resolved Sep 30, 2010 —
Jul 1, 2002 Jul 31, 2002 MCL Yes No — 5% of samples — Resolved Jul 31, 2002 —
Jul 1, 2002 Jul 31, 2002 MCL Yes No — 5% of samples — Resolved Jul 31, 2002 —
Apr 1, 2002 Jun 30, 2002 MCL Yes No — 5% of samples — Resolved Jun 30, 2002 —
Apr 1, 2002 Jun 30, 2002 MCL Yes No — 5% of samples — Resolved Jun 30, 2002 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.05 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 4.0 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 4.0 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.2 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.05 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.05 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.05 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 4.0 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.2 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.2 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.2 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — — — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — — — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — — — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — — — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.010 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.010 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.010 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.010 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.006 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.002 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.004 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.004 mg/L — Resolved Dec 31, 1997 —
Jan 1, 1995 Dec 31, 1997 MR No Yes — 0.004 mg/L — Resolved Dec 31, 1997 —

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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