HydroBASINS lev08 watershed · #2080549760
Bassin du Drac
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 : Isère
Sub-basin area
141,2km²
Upstream area
2 078km²
Discharge
34,85m³/s
Mean elev.
804m
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°
8,6°C
Annual rain
989mm
Moisture idx (CMI)
0,12
Runoff
501mm/an
PET
854mm
AET
677mm
Mean slope
17,5°
Water table
605cm
Forest
89%
Crops
2%
Urban
6%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)