HydroBASINS lev08 watershed · #2080549770
Bassin de la Romanche
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 3 administrative regions : Hautes-Alpes, Isère, Savoie
Sub-basin area
1 236,8km²
Upstream area
1 236,8km²
Discharge
19,88m³/s
Mean elev.
1 948m
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°
3,0°C
Annual rain
1 407mm
Moisture idx (CMI)
0,53
Runoff
504mm/an
PET
597mm
AET
550mm
Mean slope
27,0°
Water table
921cm
Forest
54%
Crops
2%
Urban
1%
Protected
61%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)