HydroBASINS lev08 watershed · #4080922390
Bassin de সুরমা নদী
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 : Sunamganj
Sub-basin area
257,1km²
Upstream area
6 359,4km²
Discharge
845,21m³/s
Mean elev.
11m
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°
24,9°C
Annual rain
3 539mm
Moisture idx (CMI)
0,59
Runoff
4 673mm/an
PET
1 435mm
AET
1 183mm
Mean slope
0,1°
Water table
6cm
Forest
0%
Crops
60%
Urban
4%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)