The river Luni originates near Ajmer in the western slopes of the Aravalli Range at an elevation of about 550 m. About 495 km after the flow in a south-western of Rajasthan, it disappears in the marshy land of Rann of Kutch. The total catchment area of the Luni River Basin in Rajasthan is 37,363 km², covering parts of the Districts of Ajmer, Pali, Jodhpur, Nagaur, Barmer, Jalore and Gujarat in Rajasthan 330 km and in Gujarat 20 km