Public water is provided by the Salmon Brook Water District and The Aquarion Water Company. In general, the Salmon Brook Water District serves the Granby Center area and the Aquarion Water Company serves the area of south Salmon Brook Street and Canton Road.
Public sewer is offered by the Town of Granby, Water Pollution Control. The Town provides the sewer lines only, which discharge into the Simsbury sewer treatment facility. Sewer is available around the Granby Center area and along Salmon Brook Street, south to Simsbury.