HydroBASINS lev08 watershed · #2080585070
Bassin de Borro Biena
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 : Siena
Sub-basin area
536,3km²
Upstream area
536,3km²
Discharge
6,55m³/s
Mean elev.
303m
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°
13,4°C
Annual rain
778mm
Moisture idx (CMI)
-0,20
Runoff
385mm/an
PET
980mm
AET
633mm
Mean slope
6,3°
Water table
241cm
Forest
11%
Crops
57%
Urban
8%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)