HydroBASINS lev08 watershed · #2080470550
Bassin de la Varenne
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 4 administrative regions : Calvados, Manche, Mayenne, Orne
Sub-basin area
670,4km²
Upstream area
670,4km²
Discharge
15,1m³/s
Mean elev.
197m
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°
10,1°C
Annual rain
768mm
Moisture idx (CMI)
0,00
Runoff
614mm/an
PET
768mm
AET
565mm
Mean slope
2,4°
Water table
165cm
Forest
4%
Crops
18%
Urban
0%
Protected
67%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)