HydroBASINS lev08 watershed · #2080036670
Bassin de Øysterelva
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 8 administrative regions : Flatanger, Mandalseid, Namsos, Osen, Roan +3
Sub-basin area
578,2km²
Upstream area
578,5km²
Discharge
26,12m³/s
Mean elev.
272m
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°
3,8°C
Annual rain
1 231mm
Moisture idx (CMI)
0,65
Runoff
1 368mm/an
PET
434mm
AET
414mm
Mean slope
8,9°
Water table
304cm
Forest
52%
Crops
0%
Urban
0%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)