Sutlej River The Sutlej is sometimes known as the Red River.
It rises from beyond the Indian borders in the southern slopes of the Kailash Mountain near Mansarover Lake from Rakas Lake.
It enters HP at Shipki La and flows in the South-westerly direction through Kinnaur, Shimla, Kullu, Solan, Mandi, and Bilaspur districts.
It leaves HP to enter the plains of Punjab at Bhakra, where the world’s highest gravity dam- Bhakra Nangal Dam, has been constructed on this river.
The waters of the Sutlej are allocated to India under the Indus Water Treaty b/w India and Pakistan and is mainly used for power generation and irrigation of many large canals draw water from it
Across the river, there are many hydroelectric and irrigation projects such as the Kol Dam, Nathpa Jhakri project
