Ontologia

HydroBASINS lev08 watershed · #1080559200

Bassin · #1080559200

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 across 2 countries : Borkou, N'Guigmi, Nokou

EndorheicPfafstetter: 16152256

Sub-basin area

3 276,2km²

Upstream area

3 276,4km²

Discharge

0,39m³/s

Mean elev.

285m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin · #1080559210115 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

3 dept-equivalent regions (GADM L2)

  • Nokou
    Kanem · Chad
    2773.0 km²
    84.9% of basin
  • Borkou
    Borkou · Chad
    286.6 km²
    8.8% of basin
  • N'Guigmi
    Diffa · Niger
    205.5 km²
    6.3% of basin

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

Species present

2 distinct species · 4 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 obs · 4 cellules
Obs. / cellule
≥ 1
1–0
1–0
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°

28,4°C

Annual rain

65mm

Moisture idx (CMI)

-0,97

Runoff

9mm/an

PET

2 188mm

AET

50mm

Mean slope

0,4°

Water table

174cm

Forest

0%

Crops

0%

Urban

0%

Protected

0%

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