HydroBASINS lev08 watershed · #4080678250
Bassin de heliu
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 : Garzê Tibetan, Golog Tibetan
Sub-basin area
1 652,1km²
Upstream area
1 652,1km²
Discharge
16,83m³/s
Mean elev.
4 533m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1217.6 km²73.7% of basin
- 433.7 km²26.3% of basin
1 intersecting protected areas
Sichuan Seda Nilaba Wetlands
IUCN IbWetland of International Importance (Ramsar Site)
385.49 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°
-2,3°C
Annual rain
565mm
Moisture idx (CMI)
-0,11
Runoff
312mm/an
PET
642mm
AET
484mm
Mean slope
9,0°
Water table
282cm
Forest
0%
Crops
0%
Urban
0%
Protected
87%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)