BRANFORD, CT · New Haven County
QUONNIPAUG HILLS - UPPER SYSTEM Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of January 6, 2023. 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 New Haven 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)
- CT0600371
- System type
- Community Water System
- Population served
- 174
- Service connections
- 58
- Ownership
- privately owned
- Water source
- groundwater (wells)
QUONNIPAUG HILLS - UPPER SYSTEM is one of 799 community water systems in Connecticut in the 500 or fewer people size category, formerly serving 174 people from groundwater.
EPA's federal records list this system as inactive in 2023; the record below is historical.
As of August 1, 2026, its federal record holds 2 entries between 2008 and 2009, all of which EPA lists as closed. Nothing has been added since 2009.
Of the 2, 1 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 the Public Notice Rule and Revised PN Rule and the Total Coliform Rules.
Violation history
Public Notification Violation for NPDWR Violation
—Public Notice
April 9, 2009 – June 1, 2011
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
October 1, 2008 – October 31, 2008
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 9, 2009 – June 1, 2011 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| October 1, 2008 – October 31, 2008 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- July 11, 2011State Public Notification requested9 linked violations
- March 9, 2009State Violation/Reminder Notice10 linked violations
- December 17, 2008State Compliance achieved5 linked violations
- November 30, 2008State Compliance achieved7 linked violations
- March 31, 2005State Compliance achieved2 linked violations
- September 10, 2004State Public Notification requested3 linked violations
- October 5, 1994State Violation/Reminder Notice4 linked violations
Last known contact on file (system is inactive)
KRYGIER, WILLIAM P.
203-488-9500
BRANFORD, CT 06405