HydroBASINS lev08 watershed · #1080671990
Bassin · #1080671990
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 : Abadam, Diffa, Lake Chad
Sub-basin area
95,5km²
Upstream area
213 535,4km²
Discharge
0m³/s
Mean elev.
280m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #108067057090 km²
- Bassin · #108067033023 km²
3 dept-equivalent regions (GADM L2)
- 59.0 km²62.0% of basin
- 26.0 km²27.4% of basin
- DiffaDiffa · Niger10.1 km²10.6% of basin
2 intersecting protected areas
Lake Chad Wetlands in Nigeria
IUCN Not ReportedWetland of International Importance (Ramsar Site)
71.48 km² overlap
Lac Tchad
IUCN IVWetland of International Importance (Ramsar Site)
7.58 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°
27,3°C
Annual rain
249mm
Moisture idx (CMI)
-0,88
Runoff
89mm/an
PET
2 095mm
AET
207mm
Mean slope
0,1°
Water table
17cm
Forest
20%
Crops
17%
Urban
6%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)