Sai Kung District topographic maps

Average elevation: 176 m

Average elevation: 73 m

Average elevation: 84 m

Basalt Island is located south of Town Island and Wang Chau, east of Bluff Island and north of the Ninepin Group. Its highest elevation is 174 m. Notably, despite its name is “Basalt Island”, the rocks that forms the island are indeed rhyolitic tuff.

Average elevation: 6 m

Average elevation: 21 m

Average elevation: 46 m

Average elevation: 85 m

Average elevation: 98 m

Average elevation: 4 m

Average elevation: 117 m

Average elevation: 64 m

Average elevation: 93 m

Average elevation: 29 m