Kennedy Lake has a surface area of , making it the largest lake on Vancouver Island. It has an irregular shape made up of two basins, referred to as the Main Arm and the Clayoquot Arm, connected by a narrow sill.
Kennedy Lake's extensive surface area renders it the largest lake on Vancouver Island. Its complex form consists of two distinct basins, designated as the Main Arm and the Clayoquot Arm, linked by a narrow passage.