BRIDGEPORT, CT · Fairfield County

AQUARION WATER CO OF CT-RIDGEFIELD LAKES Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of May 20, 2016. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Fairfield County, CT.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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): CT1180081
System type: Community Water System
Population served: 750
Service connections: 150
Ownership: privately owned
Water source: groundwater (wells)

AQUARION WATER CO OF CT-RIDGEFIELD LAKES is one of 84 community water systems in Connecticut in the 501 to 3,300 people size category, formerly serving 750 people from groundwater.

EPA's federal records list this system as inactive in 2016; the record below is historical.

As of August 1, 2026, its federal record holds 25 entries between 2001 and 2013, all of which EPA lists as closed. Nothing has been added since 2013.

Of the 25, 18 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves inorganic chemicals, the Total Coliform Rules, and the Consumer Confidence Rule.

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 2013 – June 30, 2013
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
August 1, 2012 – August 31, 2012
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2010 – July 7, 2010
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
August 10, 2008 – December 1, 2008
Resolved
Maximum Contaminant Level Violation, Acute (TCR)
Health-based
Coliform (TCR)
October 1, 2005 – October 31, 2005
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
October 1, 2005 – October 31, 2005
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2004 – March 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2004 – January 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
December 1, 2003 – December 31, 2003
Resolved
Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
July 1, 2003 – September 30, 2003
Resolved
Monitoring, Regular
—
Nitrite
January 1, 2003 – December 31, 2003
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2003 – December 31, 2003
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2002 – January 9, 2004
Resolved
Monitoring, Regular
—
Antimony, Total
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Beryllium, Total
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Thallium, Total
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Selenium
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Nickel
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Mercury
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Fluoride
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
CYANIDE
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Chromium
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Barium
January 1, 2001 – December 31, 2003
Resolved
Monitoring, Regular
—
Arsenic
January 1, 2001 – December 31, 2003
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
June 1, 2013 – June 30, 2013	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
August 1, 2012 – August 31, 2012	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
July 1, 2010 – July 7, 2010	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
August 10, 2008 – December 1, 2008	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
October 1, 2005 – October 31, 2005	Maximum Contaminant Level Violation, Acute (TCR)	Coliform (TCR)	Health-based	Resolved
October 1, 2005 – October 31, 2005	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
March 1, 2004 – March 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2004 – January 31, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
December 1, 2003 – December 31, 2003	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2003 – September 30, 2003	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrite	—	Resolved
January 1, 2003 – December 31, 2003	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2002 – January 9, 2004	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Antimony, Total	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Beryllium, Total	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Thallium, Total	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Selenium	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Nickel	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Mercury	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Fluoride	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	CYANIDE	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Chromium	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Cadmium	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Barium	—	Resolved
January 1, 2001 – December 31, 2003	Monitoring, Regular	Arsenic	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

July 31, 2013State Compliance achieved2 linked violations
July 11, 2013State Public Notification requested2 linked violations
August 17, 2012State Public Notification received2 linked violations
November 16, 2010State Violation/Reminder Notice2 linked violations
November 8, 2005State Public Notification requested8 linked violations
January 26, 2005State Public Notification received5 linked violations
January 26, 2005State Compliance achieved4 linked violations
January 7, 2005State Public Notification requested5 linked violations
January 9, 2004State Compliance achieved4 linked violations
December 31, 2003State Compliance achieved15 linked violations
November 4, 2003State Compliance achieved1 linked violation
September 25, 2003State Public Notification received1 linked violation
August 18, 2003State Violation/Reminder Notice1 linked violation
August 18, 2003State Public Notification requested1 linked violation
December 17, 2002State Bilateral Compliance Agreement signed1 linked violation
December 11, 2002State Public Notification received1 linked violation
March 31, 1991State Compliance achievedgeneral compliance action — not tied to a specific violation on record
October 15, 1990State Public Notification requested1 linked violation
June 30, 1987State Compliance achievedgeneral compliance action — not tied to a specific violation on record
March 31, 1985State Compliance achievedgeneral compliance action — not tied to a specific violation on record
September 30, 1982State Compliance achievedgeneral compliance action — not tied to a specific violation on record

Last known contact on file (system is inactive)

WALSH, JOHN P.

203-337-5852

BRIDGEPORT, CT 06604