Blidinje Lake (Bosnian: Blidinjsko jezero), located in Blidinje, between Tomislavgrad and Posušje, is the largest mountain lake in Bosnia and Herzegovina. It is located at an elevation of 1,185 metres (3,888 ft) above sea level and is 2.5 kilometres (1.6 mi) long and 2.1 kilometres (1.3 mi) wide. Maximal depth of the lake is only 3 metres (9.8 ft), while average depth is around 0.5 metres (1.6 ft).The lake area varies from 2.5 to 6 km2, and the average depth is about 1.9 m.