Nimu Maqu River

The Nimu Maqu River is a left tributary of the Yarlung Tsangpo River (upper Brahmaputra) that flows south through Nyêmo County in Lhasa Municipality, Tibet, China.

Course
The Nimu Maqu is the main river of Nyêmo County and an important tributary of the Yarlung Tsangpo. The river is 83 km long. It rises at 7048 m in the north of the county, and runs south through the whole length of the county. The Nimu Maqu empties into the Yarlung Tsangpo from the north at an elevation of 3701 m. The valley is 5 km wide in its widest section, which contains the county seat and is the main agricultural area in the county.

Flow
The climate is temperate semi-arid plateau monsoon, with most precipitation falling in the summer. Annual rainfall is 324.2 mm. The average flow is 11.9 m3/s per second, with least flow 4.6 m3/s and flood flow rates of up to 400 m3/s.