SHELTON, CT · Hartford County

AQUARION-SIMSBURY REGIONAL Water System

Current status

No open violations on record as of July 4, 2026.

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): CT1280021
System type: Community Water System
Population served: 14,691
Service connections: 5,747
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2019 – January 16, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 21, 2019 – February 14, 2020
Resolved
Monitoring, Regular
—
Tetrachloroethylene
July 1, 2018 – September 30, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2018 – July 9, 2018
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
p-Dichlorobenzene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Vinyl chloride
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,2-Dichloroethane
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,2-Dichloropropane
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Tetrachloroethylene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Benzene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Toluene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Ethylbenzene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
Styrene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
1,2,4-Trichlorobenzene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
cis-1,2-Dichloroethylene
January 1, 2018 – December 31, 2018
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
January 1, 2018 – December 31, 2018
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2006 – July 13, 2006
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
December 30, 2019 – January 16, 2020	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
November 21, 2019 – February 14, 2020	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2018 – September 30, 2018	Monitoring, Regular	Tetrachloroethylene	—	Resolved
July 1, 2018 – July 9, 2018	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	p-Dichlorobenzene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Vinyl chloride	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,2-Dichloroethane	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,2-Dichloropropane	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Tetrachloroethylene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Benzene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Toluene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Ethylbenzene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	Styrene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	1,2,4-Trichlorobenzene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	cis-1,2-Dichloroethylene	—	Resolved
January 1, 2018 – December 31, 2018	Monitoring, Regular	DICHLOROMETHANE	—	Resolved
July 1, 2006 – July 13, 2006	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

February 19, 2020State Violation/Reminder Notice4 linked violations
February 14, 2020State Public Notification received21 linked violations
February 14, 2020State Public Notification received2 linked violations
January 16, 2020State Compliance achieved2 linked violations
June 14, 2019State Public Notification requested20 linked violations
June 14, 2019State Violation/Reminder Notice20 linked violations
March 6, 2019State Compliance achieved21 linked violations
January 16, 2019State Violation/Reminder Notice1 linked violation
January 11, 2019State Public Notification requested1 linked violation
January 11, 2019State Violation/Reminder Notice1 linked violation
December 31, 2018State Compliance achieved1 linked violation
July 9, 2018State Compliance achieved1 linked violation
October 24, 1991State Violation/Reminder Notice1 linked violation
October 24, 1991State Public Notification requested1 linked violation
March 31, 1983State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 31, 1982State Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 7, 1982State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Contact

ULRICH, ROBERT J.

203-926-4320

SHELTON, CT 06484