HydroBASINS lev08 watershed · #4080723000
Bassin de 宋曲
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 1 administrative regions : Garzê Tibetan
Sub-basin area
456,6km²
Upstream area
456,9km²
Discharge
4,73m³/s
Mean elev.
4 312m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 456.2 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
1,5°C
Annual rain
590mm
Moisture idx (CMI)
-0,26
Runoff
327mm/an
PET
812mm
AET
506mm
Mean slope
22,0°
Water table
647cm
Forest
41%
Crops
0%
Urban
0%
Protected
81%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)