HydroBASINS lev08 watershed · #4080736690
Bassin · #4080736690
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 3 administrative regions : Nagchu, Ngari, Shigatse
Sub-basin area
2 062,2km²
Upstream area
2 062,5km²
Discharge
3,57m³/s
Mean elev.
4 818m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 1164.9 km²56.5% of basin
- 757.7 km²36.8% of basin
- 137.8 km²6.7% of basin
1 intersecting protected areas
Tibet Trari Nam Co Wetlands
IUCN IbWetland of International Importance (Ramsar Site)
292.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-1,0°C
Annual rain
208mm
Moisture idx (CMI)
-0,71
Runoff
71mm/an
PET
719mm
AET
200mm
Mean slope
6,8°
Water table
197cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)