HydroBASINS lev08 watershed · #4080922880
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 2 administrative regions : Sunamganj, Sylhet
Sub-basin area
74,9km²
Upstream area
3 753,4km²
Discharge
425,02m³/s
Mean elev.
12m
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°
24,8°C
Annual rain
3 654mm
Moisture idx (CMI)
0,61
Runoff
4 614mm/an
PET
1 434mm
AET
1 188mm
Mean slope
0,1°
Water table
4cm
Forest
1%
Crops
49%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)