Adamasta Rock (22°13.5'N., 114°01.2'E.) is marked by a lighted beacon. The rock dries 1.2m and lies in the separation zone at the NE end of the channel. Adamasta NW Lighted Buoy and Adamasta SE Lighted Buoy mark the extent of the shoal water surrounding the rock. There is a depth of 3.9m lying 0.2 mile WNW and a 5.5m depth lying 0.5 mile NE of the rock. Submarine cables, including a power cable and a water pipeline, are laid across Adamasta Channel. Southeast Lantau Lighted Buoy is moored at the SW end of the channel.

Location