NEW FAIRFIELD, CT · Fairfield County

CANDLEWOOD KNOLLS WATER AUTHORITY 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): CT0910591
System type: Community Water System
Population served: 524
Service connections: 145
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Monitoring, Regular
—
Cadmium
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
April 1, 2023 – June 30, 2023
Resolved
Monitoring, Regular
—
Aldicarb sulfoxide
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2023 – December 31, 2025
Archived
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Atrazine
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Carbofuran
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Hexachlorocyclopentadiene
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Simazine
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Di(2-ethylhexyl) adipate
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Diquat
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Dalapon
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Toxaphene
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Methoxychlor
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
BHC-GAMMA
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
Endrin
January 1, 2023 – March 31, 2023
Resolved
Monitoring, Regular
—
OXAMYL
January 1, 2023 – December 31, 2025
Archived
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2022 – October 5, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2022 – July 31, 2022
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
December 30, 2019 – February 10, 2020
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 9, 2019 – July 12, 2019
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2019 – December 31, 2019
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
December 1, 2017 – December 31, 2017
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2016 – March 31, 2016
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2015 – November 30, 2015
Resolved
Monitoring, Regular
—
HEXACHLOROBENZENE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
2,4,5-TP
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
2,4-D
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Heptachlor epoxide
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Heptachlor
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
LASSO
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Aldicarb sulfone
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Dinoseb
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Simazine
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Styrene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Toluene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
CHLOROBENZENE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,2-Trichloroethane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Trichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Carbon tetrachloride
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
trans-1,2-Dichloroethylene
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Chlordane
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Combined Uranium
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Combined Radium (-226 and -228)
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
ETHYLENE DIBROMIDE
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Total Polychlorinated Biphenyls (PCB)
January 1, 2014 – December 31, 2016
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2009 – December 31, 2011
Resolved
Monitoring, Regular
—
Selenium
January 1, 2009 – December 31, 2011
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2009 – December 31, 2011
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2000 – July 31, 2000
Resolved
Notification, Public
—
Selenium
January 1, 1993 – January 31, 1993
Resolved
Notification, Public
—
Barium
January 1, 1993 – January 31, 1993
Resolved
Notification, Public
—
Coliform (TCR)
October 1, 1991 – December 31, 1991
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 1991 – September 30, 1991
Resolved
Monitoring, Regular
—
Fluoride
January 1, 1990 – December 31, 1992
Resolved

Resolved 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
April 1, 2023 – June 30, 2023	Monitoring, Regular	Cadmium	—	Resolved
April 1, 2023 – June 30, 2023	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	Aldicarb sulfoxide	—	Archived
January 1, 2023 – December 31, 2025	Monitoring, Regular	Aldicarb sulfone	—	Archived
January 1, 2023 – March 31, 2023	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Atrazine	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Carbofuran	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Hexachlorocyclopentadiene	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Simazine	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	OXAMYL	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Di(2-ethylhexyl) adipate	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Diquat	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Dalapon	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Toxaphene	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Methoxychlor	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	BHC-GAMMA	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Resolved
January 1, 2023 – March 31, 2023	Monitoring, Regular	Endrin	—	Resolved
January 1, 2023 – December 31, 2025	Monitoring, Regular	OXAMYL	—	Archived
August 10, 2022 – October 5, 2022	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
July 1, 2022 – July 31, 2022	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
December 30, 2019 – February 10, 2020	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
March 9, 2019 – July 12, 2019	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2019 – December 31, 2019	Monitoring, Regular	Nitrite	—	Resolved
December 1, 2017 – December 31, 2017	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2016 – March 31, 2016	Monitoring, Regular	Cadmium	—	Resolved
November 1, 2015 – November 30, 2015	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	HEXACHLOROBENZENE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	2,4,5-TP	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	2,4-D	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Heptachlor epoxide	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Heptachlor	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	LASSO	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Aldicarb sulfone	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Dinoseb	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Simazine	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Styrene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Toluene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	CHLOROBENZENE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,1,2-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Trichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Carbon tetrachloride	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	trans-1,2-Dichloroethylene	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Chlordane	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Combined Uranium	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Combined Radium (-226 and -228)	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	ETHYLENE DIBROMIDE	—	Resolved
January 1, 2014 – December 31, 2016	Monitoring, Regular	Total Polychlorinated Biphenyls (PCB)	—	Resolved
January 1, 2009 – December 31, 2011	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2009 – December 31, 2011	Monitoring, Regular	Selenium	—	Resolved
January 1, 2009 – December 31, 2011	Monitoring, Regular	Fluoride	—	Resolved
July 1, 2000 – July 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1993 – January 31, 1993	Notification, Public	Selenium	—	Resolved
January 1, 1993 – January 31, 1993	Notification, Public	Barium	—	Resolved
October 1, 1991 – December 31, 1991	Notification, Public	Coliform (TCR)	—	Resolved
July 1, 1991 – September 30, 1991	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 1990 – December 31, 1992	Monitoring, Regular	Fluoride	—	Resolved

Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

May 1, 2024State Public Notification received1 linked violation
January 23, 2024State Public Notification requested1 linked violation
January 23, 2024State Violation/Reminder Notice1 linked violation
November 20, 2023State Violation/Reminder Notice34 linked violations
November 20, 2023State Violation/Reminder Notice1 linked violation
November 20, 2023State Violation/Reminder Notice5 linked violations
November 20, 2023State Violation/Reminder Notice4 linked violations
October 17, 2023State Compliance achieved1 linked violation
October 17, 2023State Compliance achieved1 linked violation
September 30, 2023State Compliance achieved1 linked violation
August 22, 2023State Compliance achieved3 linked violations
August 21, 2023State Compliance achieved36 linked violations
August 31, 2022State Compliance achieved1 linked violation
April 18, 2022State Public Notification received4 linked violations
April 6, 2020State Violation/Reminder Notice2 linked violations
April 6, 2020State Public Notification requested4 linked violations
February 10, 2020State Compliance achieved1 linked violation
February 4, 2020State Violation/Reminder Notice1 linked violation
January 23, 2020State Compliance achieved3 linked violations
July 12, 2019State Public Notification received1 linked violation
July 12, 2019State Compliance achieved1 linked violation
June 18, 2019State Violation/Reminder Notice1 linked violation
April 9, 2018State Compliance achieved2 linked violations
March 9, 2018State Violation/Reminder Notice2 linked violations
March 9, 2018State Public Notification requested1 linked violation
March 9, 2018State Violation/Reminder Notice1 linked violation
January 31, 2018State Compliance achieved1 linked violation
June 6, 2017State Compliance achieved1 linked violation
May 22, 2017State Compliance achieved54 linked violations
May 22, 2017State Violation/Reminder Notice1 linked violation
April 20, 2017State Violation/Reminder Notice31 linked violations
April 20, 2017State Violation/Reminder Notice20 linked violations
April 20, 2017State Violation/Reminder Notice3 linked violations
June 10, 2016State Compliance achieved1 linked violation
June 6, 2016State Violation/Reminder Notice1 linked violation
May 9, 2016State Compliance achieved1 linked violation
April 19, 2016State Compliance achieved2 linked violations
April 5, 2016State Violation/Reminder Notice1 linked violation
April 5, 2016State Violation/Reminder Notice1 linked violation
April 5, 2016State Violation/Reminder Notice1 linked violation
December 31, 2015State Compliance achieved1 linked violation
April 13, 2015State Compliance achieved2 linked violations
April 7, 2015State Violation/Reminder Notice2 linked violations
May 8, 2014State Violation/Reminder Notice1 linked violation
March 14, 2014State Compliance achieved1 linked violation
November 4, 2013State Public Notification received1 linked violation
October 31, 2013State Compliance achieved1 linked violation
October 18, 2013State Public Notification requested1 linked violation
October 18, 2013State Violation/Reminder Notice1 linked violation
April 24, 2013State Compliance achieved2 linked violations
April 11, 2013State Violation/Reminder Notice2 linked violations
July 15, 2012State Compliance achieved12 linked violations
March 21, 2012State Violation/Reminder Notice12 linked violations
December 17, 2011State Violation/Reminder Notice1 linked violation
July 8, 2011State Compliance achieved1 linked violation
March 31, 2011State Compliance achieved5 linked violations
March 31, 2011State Compliance achieved5 linked violations
March 17, 2011State Formal Notice of Violation issued5 linked violations
March 15, 2010State Compliance achieved2 linked violations
March 9, 2010State Violation/Reminder Notice1 linked violation
December 27, 2004State Administrative/Compliance Order with penalty issued2 linked violations
December 27, 2004State Public Notification requested2 linked violations
November 26, 2004State Public Notification requested1 linked violation
November 16, 2004State Compliance achieved1 linked violation
October 3, 2003State Public Notification requested8 linked violations
August 12, 1993State Compliance achieved19 linked violations
August 6, 1993State Public Notification received19 linked violations
June 28, 1993State Formal Notice of Violation issued14 linked violations
January 13, 1993State Violation/Reminder Notice51 linked violations
October 29, 1991State Public Notification requested1 linked violation

Contact

CLEGG, MAUREEN

203-746-4807

NEW FAIRFIELD, CT 06812