Sutlej River, the main tributary of the Indus River
, originates from the snow filled Mansarovar Lake
in Tibet, situated at an altitude of 20,000 ft above the mean sea level. Flowing through the gorges of the great Himalayas
, it enters into the Indian territory at
. The total length of the river is about 1550 km of which 529 km is in Pakistan. Sutlej River is mainly used for power generation and irrigation; many large canals draw water from it. Across the river there are many hydro electric and irrigation projects such as the Bhakra Nangal Dam
, Kol Dam, Nathpa Jhakri project and Baspa hydel scheme.