HydroBASINS lev08 watershed · #2080036460
Bassin de Helgåa
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 7 administrative regions across 2 countries : Inderøy, Levanger, Meråker, Snåsa, Steinkjer +2
Sub-basin area
1 584,5km²
Upstream area
1 584,7km²
Discharge
51,69m³/s
Mean elev.
414m
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°
2,6°C
Annual rain
1 025mm
Moisture idx (CMI)
0,57
Runoff
985mm/an
PET
442mm
AET
410mm
Mean slope
8,0°
Water table
275cm
Forest
51%
Crops
0%
Urban
0%
Protected
20%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)