The Waterford Utility Commission oversees the use of all town sewer and water lines, which cover about 75 percent of town. The commission is composed of five elected townspeople who lead parts of the public works department and the water pollution control authority. The Waterford Utility Commission sets all buy-in and tie-in fees for sewer and water in the town and the rate for sewer and water usage. The commission's office is located in the public works building, next to the transfer station, off Hartford Turnpike.
Groton Utilities is a municipally owned utility company that provides electricity and water to thousands of customers in the city of Groton. The utilities office is located in the City of Groton Municipal building. A customer service window is available for payments and inquiries. Payments can also be made online or over the telephone. Thames Valley Communications, a division of Groton Utilities, offers cable, Internet and digital phone services.