WATERTOWN, CT · Litchfield County

HERITAGE HILL CONDOMINIUM ASSN, INC Water System

Current status

1 open health-based violation on record as of July 4, 2026. 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): CT1680061
System type: Community Water System
Population served: 120
Service connections: 42
Ownership: privately owned
Water source: groundwater (wells)

Violation history

LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Public Notification Violation for NPDWR Violation
—
Public Notice
June 13, 2024 – August 5, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 13, 2024 – August 5, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 13, 2024 – August 5, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 13, 2024 – August 5, 2024
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
June 9, 2024 – August 5, 2024
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2023 – September 5, 2025
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2023 – September 5, 2025
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2022 – December 31, 2022
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2022 – June 30, 2023
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2022 – December 7, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2022 – September 30, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2022 – December 15, 2022
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2020 – June 18, 2020
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2020 – June 18, 2020
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Picloram
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Benzo(a)pyrene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Aldicarb
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
LASSO
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Pentachlorophenol
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Endrin
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Diquat
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Glyphosate
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Simazine
January 1, 2020 – December 31, 2022
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) phthalate
January 1, 2020 – December 31, 2022
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2019 – March 11, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 19, 2019 – March 6, 2019
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2017 – June 18, 2019
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2017 – July 11, 2017
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2014 – October 2, 2020
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2003 – December 31, 2005
Resolved
Monitoring, Regular
—
Selenium
January 1, 2003 – December 31, 2005
Resolved
Notification, Public
—
1,3-DICHLOROPROPENE
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
Vinyl chloride
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
p-Dichlorobenzene
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
1,1-Dichloropropene
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
o-Dichlorobenzene
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
DICHLOROMETHANE
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
Bromoform
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
Chloroform
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
1,2-DIBROMO-3-CHLOROPROPANE
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
Bromobenzene
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
Benzene
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
CHLOROBENZENE
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
1,2-Dichloropropane
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
1,2-Dichloroethane
March 1, 1994 – March 31, 1994
Archived
Notification, Public
—
1,2,3-Trichloropropane
March 1, 1994 – March 31, 1994
Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
June 13, 2024 – August 5, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 13, 2024 – August 5, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 13, 2024 – August 5, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 13, 2024 – August 5, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
June 9, 2024 – August 5, 2024	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 10, 2023 – September 5, 2025	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2023 – September 5, 2025	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2022 – December 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
October 1, 2022 – June 30, 2023	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
August 10, 2022 – December 7, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2022 – September 30, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2022 – December 15, 2022	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 10, 2020 – June 18, 2020	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2020 – June 18, 2020	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Picloram	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Benzo(a)pyrene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb sulfoxide	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Aldicarb	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	LASSO	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Pentachlorophenol	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	1,2-DIBROMO-3-CHLOROPROPANE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Endrin	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Diquat	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Glyphosate	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Simazine	—	Resolved
January 1, 2020 – December 31, 2022	Monitoring, Regular	Di(2-ethylhexyl) phthalate	—	Resolved
December 30, 2019 – March 11, 2020	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 19, 2019 – March 6, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2017 – June 18, 2019	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
July 1, 2017 – July 11, 2017	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
December 30, 2014 – October 2, 2020	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2003 – December 31, 2005	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2003 – December 31, 2005	Monitoring, Regular	Selenium	—	Resolved
March 1, 1994 – March 31, 1994	Notification, Public	1,3-DICHLOROPROPENE	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	Vinyl chloride	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	p-Dichlorobenzene	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	1,1-Dichloropropene	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	o-Dichlorobenzene	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	DICHLOROMETHANE	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	Bromoform	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	Chloroform	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	1,2-DIBROMO-3-CHLOROPROPANE	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	Bromobenzene	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	Benzene	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	CHLOROBENZENE	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	1,2-Dichloropropane	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	1,2-Dichloroethane	—	Archived
March 1, 1994 – March 31, 1994	Notification, Public	1,2,3-Trichloropropane	—	Archived

Unaddressed no corrective action on record yetResolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

September 5, 2025State Compliance achieved1 linked violation
August 5, 2024State Compliance achieved1 linked violation
August 5, 2024State Public Notification received13 linked violations
August 5, 2024State Compliance achieved1 linked violation
August 5, 2024State Compliance achieved1 linked violation
August 5, 2024State Public Notification received1 linked violation
August 5, 2024State Compliance achieved1 linked violation
August 5, 2024State Public Notification received1 linked violation
August 5, 2024State Compliance achieved1 linked violation
August 5, 2024State Public Notification received18 linked violations
July 19, 2024State Violation/Reminder Notice1 linked violation
July 19, 2024State Violation/Reminder Notice1 linked violation
July 19, 2024State Violation/Reminder Notice1 linked violation
July 19, 2024State Violation/Reminder Notice1 linked violation
July 19, 2024State Violation/Reminder Notice1 linked violation
September 7, 2023State Violation/Reminder Notice1 linked violation
September 7, 2023State Violation/Reminder Notice1 linked violation
June 13, 2023State Public Notification requested18 linked violations
June 13, 2023State Violation/Reminder Notice2 linked violations
June 13, 2023State Public Notification requested1 linked violation
June 13, 2023State Violation/Reminder Notice18 linked violations
June 13, 2023State Violation/Reminder Notice13 linked violations
June 13, 2023State Public Notification requested13 linked violations
June 13, 2023State Violation/Reminder Notice1 linked violation
June 13, 2023State Public Notification requested1 linked violation
June 9, 2023State Violation/Reminder Notice1 linked violation
June 9, 2023State Public Notification requested1 linked violation
May 9, 2023State Compliance achieved14 linked violations
May 9, 2023State Compliance achieved19 linked violations
March 31, 2023State Compliance achieved1 linked violation
March 31, 2023State Compliance achieved1 linked violation
December 15, 2022State Compliance achieved1 linked violation
June 18, 2020State Compliance achieved2 linked violations
March 11, 2020State Compliance achieved2 linked violations
June 18, 2019State Compliance achieved2 linked violations
March 6, 2019State Compliance achieved2 linked violations
December 12, 2017State Violation/Reminder Notice2 linked violations
May 23, 2017State Violation/Reminder Notice2 linked violations
March 10, 2017State Public Notification requested3 linked violations
March 10, 2017State Violation/Reminder Notice3 linked violations
February 26, 2004State Compliance achieved24 linked violations

Contact

LEWIS, DENNIS

860-274-6725

WATERTOWN, CT 06795