HydroBASINS lev08 watershed · #4080678040
Bassin de འདམ་ཆུ 当曲
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 2 administrative regions : Gyêgu Tibetan, Nagchu
Sub-basin area
1 056,1km²
Upstream area
1 056,2km²
Discharge
8,61m³/s
Mean elev.
4 890m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1052.1 km²99.7% of basin
- 3.4 km²0.3% of basin
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°
-3,5°C
Annual rain
478mm
Moisture idx (CMI)
-0,19
Runoff
234mm/an
PET
594mm
AET
414mm
Mean slope
4,5°
Water table
166cm
Forest
0%
Crops
0%
Urban
0%
Protected
95%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)