HydroBASINS lev08 watershed · #2080484300
Bassin du Ninian
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 : Côtes-d'Armor, Ille-et-Vilaine, Morbihan
Sub-basin area
714km²
Upstream area
714km²
Discharge
13m³/s
Mean elev.
104m
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°
11,0°C
Annual rain
802mm
Moisture idx (CMI)
0,08
Runoff
574mm/an
PET
734mm
AET
553mm
Mean slope
2,0°
Water table
156cm
Forest
4%
Crops
76%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)