The term TIBET here means the whole of Tibet known as Cholka-Sum (Ü-Tsang, Kham and Amdo). It includes the present-day Chinese administrative areas of the so-called Tibet Autonomous Region, Qinghai Province, two Tibetan Autonomous Prefectures and one Tibetan Autonomous County in Sichuan Province, one Tibetan Autonomous Prefecture and one Tibetan Autonomous County in Gansu Province and one Tibetan Autonomous Prefecture in Yunnan Province.
Major Rivers originating from TIBET and its watershed regions in the lower riparian.
|Comman Name||Tibetan Name||Watershed Regions/Countries||Outflow|
|Yellow River||Machu||Tibet, Inner Mongolia and China||Yellow Sea|
|Yangtze River||Drichu||Tibet and China||East China Sea|
|Mekong River||Zachu||China, Vietnam, Laos, Cambodia, Thailand||South China Sea|
|Salween River||Gyalmo Ngulchu||Tibet, China, Myanmar, Thailand||Andaman Sea|
|Bhramaputra River||Yarlung Tsangpo||Tibet, India, Bangladesh||Bay of Bengal|
|Karnali river||Macha Khabab||Tibet, Nepal, India||Bay of Bengal|
|Sutlej River||Langchen Khabab||Tibet, India, Pakistan||Arabian Sea|
|Indus River||Senge Khabab||Tibet, India, Pakistan||Arabian Sea|
|Arun River||Bhumchu||Tibet, Nepal, India||Bay of Bengal|
|Manas River||Lhodrak Sharchu||Tibet, Bhutan, India, Bangladesh||Bay of Bengal|