HydroBASINS lev08 watershed · #2080478230
Bassin de la Mayenne
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 : Manche, Mayenne, Orne
Sub-basin area
811,4km²
Upstream area
2 355,7km²
Discharge
37,26m³/s
Mean elev.
161m
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°
10,4°C
Annual rain
753mm
Moisture idx (CMI)
-0,05
Runoff
414mm/an
PET
797mm
AET
570mm
Mean slope
2,1°
Water table
179cm
Forest
1%
Crops
34%
Urban
2%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)