MOUNT HOPE MONTESSORI SCHOOL

Connecticut — Non-Transient Non-Community — PWSID: CT0780122

System Information

PWSID	CT0780122
System Name	MOUNT HOPE MONTESSORI SCHOOL
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	01
Serves School	Yes
Wholesaler	No
First Reported	Jul 20, 1979
Last Reported	Dec 15, 2025

Location & Contact

State	Connecticut
City	MANSFIELD CENTER
ZIP Code	06250
Address	P.O. Box 267
Organization	CLARK, ERIN
Phone	860-423-1070

Population & Service

Population Served	88
Service Connections	1

Drinking Water Violations (50)

This water system has 50 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	—	LEAD AND COPPER RULE REVISIONS	TT	Yes	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Oct 17, 2024	—	LEAD AND COPPER RULE REVISIONS	RPT	No	No	—	—	—	Unaddressed	—	Lead and Copper Rule Revisions
Jun 3, 2021	—	Public Notice	Other	No	No	—	—	—	Resolved	Sep 15, 2021	Public Notice Rule and Revised PN Rule
Jun 3, 2021	—	Public Notice	Other	No	No	—	—	—	Resolved	Sep 15, 2021	Public Notice Rule and Revised PN Rule
Jul 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Jul 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Jul 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Jul 1, 2018	Sep 30, 2018	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2018	Revised Total Coliform Rule
Jan 30, 2011	—	Public Notice	Other	No	No	—	—	—	Resolved	May 10, 2011	Public Notice Rule and Revised PN Rule
Jan 30, 2011	—	Public Notice	Other	No	No	—	—	—	Resolved	May 10, 2011	Public Notice Rule and Revised PN Rule
Jan 30, 2011	—	Public Notice	Other	No	No	—	—	—	Resolved	May 10, 2011	Public Notice Rule and Revised PN Rule
Jan 1, 2011	Dec 31, 2019	Asbestos	MR	No	Yes	—	7 MFL	—	Archived	Dec 31, 2019	Inorganic Chemicals
Jan 1, 2011	Dec 31, 2019	Asbestos	MR	No	Yes	—	7 MFL	—	Archived	Dec 31, 2019	Inorganic Chemicals
Jan 1, 2011	Dec 31, 2019	Asbestos	MR	No	Yes	—	7 MFL	—	Archived	Dec 31, 2019	Inorganic Chemicals
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jul 1, 2010	Sep 30, 2010	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2010	Total Coliform Rule
Jan 1, 2004	Dec 31, 2004	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrite	MR	No	Yes	—	1 mg/L	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrite	MR	No	Yes	—	1 mg/L	—	Resolved	Dec 31, 2004	Nitrate Rule
Jan 1, 2004	Dec 31, 2004	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2004	Nitrate Rule
Jul 1, 2003	Sep 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Jul 1, 2003	Sep 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Jul 1, 2003	Sep 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Jul 1, 2003	Sep 30, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2003	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 27, 2000	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 27, 2000	Total Coliform Rule
Oct 1, 2000	Oct 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 27, 2000	Total Coliform Rule
Jan 1, 2000	Dec 31, 2000	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 27, 2000	Lead and Copper Rule
Jan 1, 2000	Dec 31, 2000	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 27, 2000	Lead and Copper Rule
Jan 1, 2000	Dec 31, 2000	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Oct 27, 2000	Lead and Copper Rule
Sep 1, 1998	Sep 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1998	Total Coliform Rule
Sep 1, 1998	Sep 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1998	Total Coliform Rule
Sep 1, 1998	Sep 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1998	Total Coliform Rule
Sep 1, 1998	Sep 30, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1998	Total Coliform Rule
Oct 1, 1994	Oct 31, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1994	Total Coliform Rule
Oct 1, 1994	Oct 31, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1994	Total Coliform Rule
Oct 1, 1994	Oct 31, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1994	Total Coliform Rule
Oct 1, 1994	Oct 31, 1994	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 1994	Total Coliform Rule
Nov 1, 1993	Nov 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1993	Total Coliform Rule
Nov 1, 1993	Nov 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1993	Total Coliform Rule
Nov 1, 1993	Nov 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1993	Total Coliform Rule
Nov 1, 1993	Nov 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 1993	Total Coliform Rule
Sep 1, 1993	Sep 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1993	Total Coliform Rule
Sep 1, 1993	Sep 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1993	Total Coliform Rule
Sep 1, 1993	Sep 30, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1993	Total Coliform Rule
Aug 1, 1993	Aug 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1993	Total Coliform Rule
Aug 1, 1993	Aug 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1993	Total Coliform Rule
Aug 1, 1993	Aug 31, 1993	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1993	Total Coliform 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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