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