Ontologia

HydroBASINS lev08 watershed · #1080561890

Bassin · #1080561890

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 2 administrative regions : Borkou, Ennedi Ouest

EndorheicPfafstetter: 16154428

Sub-basin area

1 572,4km²

Upstream area

1 572,6km²

Discharge

1,04m³/s

Mean elev.

458m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #1080553480345 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

2 dept-equivalent regions (GADM L2)

  • Ennedi Ouest
    Ennedi Ouest · Chad
    1533.9 km²
    97.9% of basin
  • Borkou
    Borkou · Chad
    33.2 km²
    2.1% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

5 distinct species · 6 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 obs · 4 cellules
Obs. / cellule
≥ 3
3–2
1–2
1–0
< 1

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydroclimate (BasinATLAS lev08)

Mean T°

28,5°C

Annual rain

74mm

Moisture idx (CMI)

-0,97

Runoff

22mm/an

PET

2 163mm

AET

58mm

Mean slope

0,2°

Water table

245cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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