HydroBASINS lev08 watershed · #1080668630
Bassin · #1080668630
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 : Diffa, N'Guigmi
Sub-basin area
731,9km²
Upstream area
23 400,6km²
Discharge
4,14m³/s
Mean elev.
290m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10806610801201 km²
- Bassin · #1080661390966 km²
2 dept-equivalent regions (GADM L2)
- DiffaDiffa · Niger450.9 km²61.8% of basin
- 278.3 km²38.2% of basin
1 intersecting protected areas
Lac Tchad
IUCN IVWetland of International Importance (Ramsar Site)
62.48 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
15 distinct species · 24 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
225mm
Moisture idx (CMI)
-0,89
Runoff
30mm/an
PET
2 097mm
AET
187mm
Mean slope
0,0°
Water table
18cm
Forest
0%
Crops
20%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)