HydroBASINS lev08 watershed · #4080813130
Bassin de Siyom River
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 across 2 countries : Nyingtri, Upper Siang, West Siang
Sub-basin area
1 351,8km²
Upstream area
1 351,8km²
Discharge
145,01m³/s
Mean elev.
2 985m
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°
9,8°C
Annual rain
945mm
Moisture idx (CMI)
-0,16
Runoff
3 368mm/an
PET
1 069mm
AET
716mm
Mean slope
27,3°
Water table
926cm
Forest
56%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)