HydroBASINS lev08 watershed · #2080556780
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 2 administrative regions : Hautes-Alpes, Isère
Sub-basin area
540,5km²
Upstream area
540,6km²
Discharge
10,13m³/s
Mean elev.
1 731m
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°
4,4°C
Annual rain
1 210mm
Moisture idx (CMI)
0,42
Runoff
507mm/an
PET
657mm
AET
587mm
Mean slope
21,5°
Water table
730cm
Forest
55%
Crops
6%
Urban
0%
Protected
81%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)