VERNON, CT · Hartford County

GQC WELL COMMISSION Water System

Current status

1 open health-based violation on record as of July 4, 2026, alongside 2 other open item(s). See the violation history below for contaminant and status details.

This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Connecticut’s official records. Always confirm current status with Connecticut before making decisions based on this information.

System facts

System ID (PWSID): CT0400041
System type: Community Water System
Population served: 360
Service connections: 30
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2025 – August 15, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2025 – August 5, 2025
Resolved
LSL Reporting
—
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
November 20, 2022 – January 20, 2023
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2021 – June 30, 2022
Resolved
Monitoring and Reporting (DBP)
—
TTHM
September 1, 2021 – August 31, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 26, 2020
Unaddressed
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2020 – December 31, 2022
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 17, 2019 – May 29, 2019
Resolved
Monitoring of Treatment (SWTR-Unfilt/GWR)
—
Groundwater Rule
September 1, 2018 – September 30, 2018
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2017 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Picloram
January 1, 2017 – December 31, 2019
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2017 – December 31, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2017 – December 31, 2019
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2015 – May 22, 2017
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2015 – December 31, 2015
Resolved
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
March 1, 2015 – March 31, 2015
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2013 – November 30, 2013
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2013 – October 31, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2013 – September 30, 2013
Resolved
Monitoring, Repeat Major (TCR)
—
Coliform (TCR)
August 1, 2011 – August 31, 2011
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
July 18, 2011 – June 12, 2012
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2011 – July 31, 2011
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
December 1, 2010 – December 31, 2010
Resolved
Monitoring, Source Water (GWR)
—
E. COLI
April 13, 2010 – August 26, 2010
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Vinyl chloride
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Carbon tetrachloride
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Trichloroethylene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Tetrachloroethylene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
CHLOROBENZENE
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Benzene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Toluene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Ethylbenzene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
Styrene
July 1, 2008 – September 30, 2008
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Styrene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Ethylbenzene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Toluene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Benzene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Tetrachloroethylene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Trichloroethylene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Carbon tetrachloride
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
Vinyl chloride
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
April 1, 2008 – June 30, 2008
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
April 1, 2008 – June 30, 2008
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
March 1, 2008 – March 31, 2008
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2007 – October 17, 2007
Resolved
Monitoring, Regular
—
Nitrate
April 1, 2007 – June 30, 2007
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2005 – August 31, 2005
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2005 – July 31, 2005
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2003 – February 2, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 1994 – September 30, 1994
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 1994 – August 31, 1994
Resolved

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Period	Violation	Contaminant / rule	Health-based	Status
August 10, 2025 – August 15, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2025 – August 5, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 17, 2024	LSL Reporting	LEAD AND COPPER RULE REVISIONS	—	Unaddressed
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
November 20, 2022 – January 20, 2023	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2021 – June 30, 2022	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2021 – August 31, 2022	Monitoring and Reporting (DBP)	TTHM	—	Resolved
March 26, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Unaddressed
January 1, 2020 – December 31, 2022	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Combined Uranium	—	Resolved
January 17, 2019 – May 29, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
September 1, 2018 – September 30, 2018	Monitoring of Treatment (SWTR-Unfilt/GWR)	Groundwater Rule	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Picloram	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2017 – December 31, 2017	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2017 – December 31, 2019	Monitoring, Regular	Dalapon	—	Resolved
December 30, 2015 – May 22, 2017	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
December 1, 2015 – December 31, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
March 1, 2015 – March 31, 2015	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Resolved
November 1, 2013 – November 30, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2013 – October 31, 2013	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
September 1, 2013 – September 30, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2011 – August 31, 2011	Monitoring, Repeat Major (TCR)	Coliform (TCR)	—	Resolved
July 18, 2011 – June 12, 2012	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2011 – July 31, 2011	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
December 1, 2010 – December 31, 2010	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
April 13, 2010 – August 26, 2010	Monitoring, Source Water (GWR)	E. COLI	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Vinyl chloride	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Carbon tetrachloride	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Trichloroethylene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Tetrachloroethylene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	CHLOROBENZENE	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Benzene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Toluene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Ethylbenzene	—	Resolved
July 1, 2008 – September 30, 2008	Monitoring, Regular	Styrene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Styrene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Ethylbenzene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Toluene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Benzene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Tetrachloroethylene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Trichloroethylene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Carbon tetrachloride	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	Vinyl chloride	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
April 1, 2008 – June 30, 2008	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
March 1, 2008 – March 31, 2008	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2007 – October 17, 2007	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2007 – June 30, 2007	Monitoring, Regular	Nitrate	—	Resolved
August 1, 2005 – August 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2005 – July 31, 2005	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2005 – July 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2003 – February 2, 2004	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 1994 – September 30, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 1994 – August 31, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved

Resolved addressed and confirmed by the stateUnaddressed no corrective action on record yet

Enforcement actions

March 15, 2023State Violation/Reminder Notice1 linked violation
December 31, 2022State Compliance achieved2 linked violations
December 31, 2022State Compliance achieved2 linked violations
November 19, 2021State Public Notification requested5 linked violations
May 28, 2020State Compliance achieved10 linked violations
May 28, 2020State Compliance achieved5 linked violations
May 28, 2020State Compliance achieved1 linked violation
May 28, 2020State Compliance achieved5 linked violations
May 13, 2020State Violation/Reminder Notice2 linked violations
May 29, 2019State Public Notification received3 linked violations
March 26, 2019State Compliance achieved2 linked violations
March 26, 2019State Violation/Reminder Notice2 linked violations
May 22, 2017State Compliance achieved2 linked violations
April 11, 2017State Violation/Reminder Notice1 linked violation
February 29, 2016State Compliance achieved2 linked violations
April 10, 2014State Compliance achieved3 linked violations
October 18, 2013State Violation/Reminder Notice2 linked violations
October 9, 2013State Public Notification received2 linked violations
February 22, 2012State Public Notification requested2 linked violations
August 31, 2011State Compliance achieved1 linked violation
August 16, 2011State Violation/Reminder Notice2 linked violations
July 26, 2011State Public Notification received2 linked violations
January 21, 2011State Public Notification received2 linked violations
January 13, 2011State Public Notification requested3 linked violations
December 11, 2008State Administrative/Compliance Order with penalty issued20 linked violations
April 15, 2008State Public Notification requested1 linked violation
October 11, 2007State Violation/Reminder Notice4 linked violations
December 31, 2006State Compliance achieved5 linked violations
May 26, 2006State Public Notification received4 linked violations
August 4, 2005State Public Notification received5 linked violations
March 31, 2004State Compliance achieved3 linked violations
October 7, 2003State Public Notification received14 linked violations
July 24, 2001State Compliance achieved8 linked violations
April 4, 2001State Compliance achieved2 linked violations
August 24, 1995State Compliance achieved6 linked violations
July 25, 1994State Public Notification received3 linked violations
July 13, 1994State Violation/Reminder Notice3 linked violations
June 16, 1994State Violation/Reminder Notice6 linked violations
May 31, 1994State Violation/Reminder Notice4 linked violations
April 26, 1993State Public Notification received5 linked violations
June 30, 1981State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

BERARDINELLI, KYLE

860-218-3481

VERNON, CT 06066