Connecticut requirements
Source verifiedReviewed Jul 22, 2026
Groton Utilities backflow testing requirements
Groton Utilities runs an ongoing cross-connection and water-quality protection program that includes annual business plumbing inspections and device testing by certified utility personnel.
What testers should know
Groton Utilities directs customers to its Meter Service Department to schedule cross-connection inspection and backflow device testing. Review the current published fee schedule before the appointment.
Tester requirements: The utility says testing and inspection are performed by State of Connecticut-certified Groton Utilities personnel; confirm before hiring an outside tester.
Important: Utility instructions can change and property-specific requirements may differ. Confirm the accepted form and delivery method before relying on this guide.
