CHILDRENS DAY SCHOOL OF WILTON

Connecticut — Non-Transient Non-Community — PWSID: CT1610202

System Information

PWSID	CT1610202
System Name	CHILDRENS DAY SCHOOL OF WILTON
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 12, 1979
Last Reported	Dec 15, 2025

Location & Contact

State	Connecticut
City	WILTON
ZIP Code	06897
Address	111 Ridgefield Rd
Organization	DOWNEY, SUMMER J.
Phone	203-762-8001

Population & Service

Population Served	96
Service Connections	1

Drinking Water Violations (38)

This water system has 38 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
Dec 30, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 1, 2024	Lead and Copper Rule
Dec 30, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 1, 2024	Lead and Copper Rule
Aug 1, 2019	Aug 31, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2019	Revised Total Coliform Rule
Aug 1, 2019	Aug 31, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2019	Revised Total Coliform Rule
Aug 1, 2019	Aug 31, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2019	Revised Total Coliform Rule
Aug 1, 2019	Aug 31, 2019	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2019	Revised Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Oct 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Oct 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Oct 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Oct 1, 2006	Dec 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Dec 31, 2006	Total Coliform Rule
Jul 13, 2005	—	Public Notice	Other	No	No	—	—	—	Resolved	Jul 15, 2005	Public Notice Rule and Revised PN Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Jun 1, 2005	Jun 30, 2005	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2005	Total Coliform Rule
Dec 1, 2002	Dec 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2002	Total Coliform Rule
Jul 1, 2002	Sep 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2002	Total Coliform Rule
Nov 1, 2000	Nov 30, 2000	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2000	Total Coliform Rule
Jul 1, 2000	Jul 31, 2000	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2000	Total Coliform Rule
Jan 1, 1999	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 1999	Lead and Copper Rule
Jan 1, 1998	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Dec 31, 1999	Lead and Copper Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1995	Total Coliform Rule
Jul 1, 1995	Sep 30, 1995	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 1995	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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