HydroBASINS lev08 watershed · #2080036910
Bassin de Valelva
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 : Alstahaug, Vefsn, Vevelstad
Sub-basin area
261,8km²
Upstream area
261,8km²
Discharge
19,2m³/s
Mean elev.
457m
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
2 083mm
Moisture idx (CMI)
0,82
Runoff
1 843mm/an
PET
382mm
AET
382mm
Mean slope
12,9°
Water table
412cm
Forest
19%
Crops
0%
Urban
0%
Protected
29%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)