Himachal Pradesh is a significant source and passage for several major Himalayan rivers. The Beas River originates in Himachal Pradesh. The Chenab River is formed by the confluence of the Chandra and Bhaga rivers in Himachal Pradesh. The Ravi River also originates in Himachal Pradesh. The Satluj River flows through the state after originating in Tibet. The Yamuna River, while primarily flowing through other states, has tributaries originating in Himachal Pradesh which contribute to its flow.