Ontologia

HydroBASINS lev08 watershed · #1081626030

Bassin de Vaal River

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 : Frances Baard, Pixley ka Seme, Siyanda

Pfafstetter: 12793003

Sub-basin area

246,7km²

Upstream area

152 696,1km²

Discharge

169,22m³/s

Mean elev.

1 238m

Administrative coverage

Computing spatial overlaps (territories, protected areas)…

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

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°

17,5°C

Annual rain

404mm

Moisture idx (CMI)

-0,76

Runoff

42mm/an

PET

1 674mm

AET

341mm

Mean slope

0,8°

Water table

380cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)