HydroBASINS lev08 watershed · #1080509520
Bassin · #1080509520
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 across 2 countries : Bilma, Tibesti
Sub-basin area
1 459,7km²
Upstream area
8 639,3km²
Discharge
0,3m³/s
Mean elev.
396m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10804975502069 km²
- Bassin · #1080497340835 km²
2 dept-equivalent regions (GADM L2)
- TibestiTibesti · Chad1139.6 km²78.3% of basin
- 315.5 km²21.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
26,9°C
Annual rain
30mm
Moisture idx (CMI)
-0,99
Runoff
1mm/an
PET
2 131mm
AET
20mm
Mean slope
0,4°
Water table
320cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)