ROCKFALL, CT · Middlesex County

MIDDLEFIELD HOUSING AUTHORITY 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): CT0820031
System type: Community Water System
Population served: 62
Service connections: 31
Ownership: local government
Water source: groundwater (wells)

Violation history

Lead Consumer Notice
—
Lead and Copper Rule
September 29, 2025 – October 10, 2025
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 1, 2025 – June 30, 2025
Resolved
LSL Inventory
Health-based
LEAD AND COPPER RULE REVISIONS
October 17, 2024
Unaddressed
Monitoring, Regular
—
Nitrite
January 1, 2022 – December 31, 2022
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2021 – October 5, 2021
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2012 – December 31, 2012
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2008 – August 8, 2008
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
January 10, 2006 – June 19, 2006
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
September 1, 2004 – September 30, 2004
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2003 – October 31, 2003
Resolved

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

Period	Violation	Contaminant / rule	Health-based	Status
September 29, 2025 – October 10, 2025	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
January 1, 2025 – June 30, 2025	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 17, 2024	LSL Inventory	LEAD AND COPPER RULE REVISIONS	Health-based	Unaddressed
January 1, 2022 – December 31, 2022	Monitoring, Regular	Nitrite	—	Resolved
July 1, 2021 – October 5, 2021	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Nitrite	—	Resolved
July 1, 2008 – August 8, 2008	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 10, 2006 – June 19, 2006	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 1, 2004 – September 30, 2004	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2003 – October 31, 2003	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

October 10, 2025State Compliance achieved2 linked violations
June 30, 2025State Compliance achieved1 linked violation
February 20, 2025State Public Notification received1 linked violation
February 18, 2025State Public Notification requested2 linked violations
March 28, 2023State Compliance achieved2 linked violations
March 28, 2023State Public Notification received2 linked violations
March 22, 2023State Violation/Reminder Notice2 linked violations
March 22, 2023State Public Notification requested2 linked violations
October 8, 2021State Compliance achieved1 linked violation
April 29, 2021State Compliance achieved1 linked violation
February 9, 2021State Compliance achieved1 linked violation
February 8, 2021State Violation/Reminder Notice1 linked violation
February 8, 2021State Violation/Reminder Notice1 linked violation
October 23, 2018State Compliance achieved1 linked violation
October 15, 2018State Violation/Reminder Notice1 linked violation
May 16, 2013State Violation/Reminder Notice3 linked violations
February 11, 2013State Compliance achieved1 linked violation
November 6, 2006State Violation/Reminder Notice4 linked violations
June 21, 2006State Violation/Reminder Notice2 linked violations
November 4, 2005State Public Notification received3 linked violations
November 3, 2005State Public Notification requested4 linked violations
August 16, 2005State Public Notification received4 linked violations
July 25, 2005State Violation/Reminder Notice1 linked violation
July 25, 2005State Public Notification requested3 linked violations
October 22, 2004State Public Notification received3 linked violations
October 14, 2004State Public Notification requested8 linked violations
June 30, 2004State Compliance achieved7 linked violations
November 5, 2003State Public Notification received5 linked violations
October 23, 2003State Violation/Reminder Notice5 linked violations
July 26, 2002State Public Notification requested6 linked violations
February 16, 2001State Administrative Penalty assessed7 linked violations
July 13, 2000State Public Notification requested27 linked violations
March 2, 1994State Compliance achieved3 linked violations
March 1, 1994State Public Notification received5 linked violations

Contact

SIBLEY, PETER B.

860-344-9933

ROCKFALL, CT 06481