Leh valley in Ladakh is drained by which river?

Leh valley lies in the Upper Indus region at a height of 3,500 metres. It serves as the Winter Capital of Ladakh. The valley is connected through motorable roads from Leh-Srinagar Highway and Leh-Manali Highway. The valley is drained by the Indus river. Most of the population in Ladakh lives in this valley.