REGION 18 SCHOOLS - LYME STREET

Connecticut — Non-Transient Non-Community — PWSID: CT1050492

System Information

PWSID	CT1050492
System Name	REGION 18 SCHOOLS - LYME STREET
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	01
Serves School	Yes
Wholesaler	No
First Reported	Jul 20, 1979
Last Reported	Dec 15, 2025

Location & Contact

State	Connecticut
City	OLD LYME
ZIP Code	06371
Address	49 Lyme St
Organization	TURNER, RONALD
Phone	860-434-8182

Population & Service

Population Served	1,102
Service Connections	3

Drinking Water Violations (129)

This water system has 129 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, 2020	Nov 30, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 2020	Ground Water Rule
Nov 1, 2020	Nov 30, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 2020	Ground Water Rule
Nov 1, 2020	Nov 30, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 2020	Ground Water Rule
Nov 1, 2020	Nov 30, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 2020	Ground Water Rule
Oct 1, 2020	Oct 31, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Oct 31, 2020	Ground Water Rule
Oct 1, 2020	Oct 31, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Oct 31, 2020	Ground Water Rule
Oct 1, 2020	Oct 31, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Oct 31, 2020	Ground Water Rule
Oct 1, 2020	Oct 31, 2020	Groundwater Rule	TT	Yes	No	—	—	—	Resolved	Oct 31, 2020	Ground Water Rule
Apr 1, 2019	Jun 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019	Jun 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019	Jun 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2019	Jun 30, 2019	Chlorine	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2019	Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 1, 2011	Dec 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2011	Total Coliform Rule
Dec 1, 2011	Dec 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2011	Total Coliform Rule
Dec 1, 2011	Dec 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2011	Total Coliform Rule
Dec 1, 2011	Dec 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2011	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Oct 1, 2010	Oct 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2010	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Sep 1, 2009	Sep 30, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Sep 30, 2009	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Nov 1, 2004	Nov 30, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 2004	Total Coliform Rule
Jul 1, 2004	Jul 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2004	Total Coliform Rule
Jul 1, 2004	Jul 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2004	Total Coliform Rule
Jul 1, 2004	Jul 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2004	Total Coliform Rule
Jul 1, 2004	Jul 31, 2004	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Jul 31, 2004	Total Coliform Rule
Jan 29, 2004	—	Public Notice	Other	No	No	—	—	—	Resolved	May 25, 2004	Public Notice Rule and Revised PN Rule
Jan 29, 2004	—	Public Notice	Other	No	No	—	—	—	Resolved	May 25, 2004	Public Notice Rule and Revised PN Rule
Dec 1, 2003	Dec 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2003	Total Coliform Rule
Dec 1, 2003	Dec 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2003	Total Coliform Rule
Dec 1, 2003	Dec 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2003	Total Coliform Rule
Dec 1, 2003	Dec 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
Aug 1, 2003	Aug 31, 2003	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2003	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2002	Total Coliform Rule
May 1, 2002	May 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2002	Total Coliform Rule
Apr 1, 2002	Apr 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2002	Total Coliform Rule
Apr 1, 2002	Apr 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2002	Total Coliform Rule
Apr 1, 2002	Apr 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2002	Total Coliform Rule
Apr 1, 2002	Apr 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2002	Total Coliform Rule
Apr 1, 2002	Apr 30, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2002	Total Coliform Rule
Mar 1, 2002	Mar 31, 2002	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Mar 31, 2002	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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