HydroBASINS lev08 watershed · #4080516600
Bassin de 无定河
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 : Yulin
Sub-basin area
141,8km²
Upstream area
17 139,1km²
Discharge
2,85m³/s
Mean elev.
1 118m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de 海流兔河2554 km²
- Bassin de 无定河6 km²
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°
9,0°C
Annual rain
399mm
Moisture idx (CMI)
-0,64
Runoff
47mm/an
PET
1 097mm
AET
343mm
Mean slope
2,4°
Water table
451cm
Forest
1%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)