HydroBASINS lev08 watershed · #4080795990
Bassin de 古如曲
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 : Nyingtri, Shannan
Sub-basin area
712km²
Upstream area
712,1km²
Discharge
8,3m³/s
Mean elev.
4 550m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 697.4 km²98.1% of basin
- 13.7 km²1.9% 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°
2,0°C
Annual rain
306mm
Moisture idx (CMI)
-0,63
Runoff
384mm/an
PET
842mm
AET
274mm
Mean slope
25,1°
Water table
880cm
Forest
37%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)