HydroBASINS lev08 watershed · #1080663280
Bassin · #1080663280
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 : Diffa, Mamdi, N'Guigmi
Sub-basin area
311,8km²
Upstream area
9 853,7km²
Discharge
0m³/s
Mean elev.
278m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10806609001341 km²
- Bassin · #1080660740404 km²
3 dept-equivalent regions (GADM L2)
- 260.0 km²83.7% of basin
- DiffaDiffa · Niger32.9 km²10.6% of basin
- 17.8 km²5.7% of basin
1 intersecting protected areas
Lac Tchad
IUCN IVWetland of International Importance (Ramsar Site)
52.63 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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°
27,5°C
Annual rain
228mm
Moisture idx (CMI)
-0,89
Runoff
10mm/an
PET
2 104mm
AET
188mm
Mean slope
0,3°
Water table
19cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)