HydroBASINS lev08 watershed · #4080484220
Bassin de 北大河
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 3 administrative regions : Haixi Mongol and Tibetan, Jiuquan, Zhangye
Sub-basin area
1 205,7km²
Upstream area
1 205,7km²
Discharge
1,32m³/s
Mean elev.
3 964m
Administrative coverage
Species present
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
-5,3°C
Annual rain
251mm
Moisture idx (CMI)
-0,52
Runoff
34mm/an
PET
531mm
AET
243mm
Mean slope
10,4°
Water table
263cm
Forest
0%
Crops
1%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)