HydroBASINS lev08 watershed · #1080522710
Bassin · #1080522710
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 : Bilma, Tchighozerine
Sub-basin area
755km²
Upstream area
6 281,8km²
Discharge
4,43m³/s
Mean elev.
439m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10805364901344 km²
- Bassin · #1080536180900 km²
2 dept-equivalent regions (GADM L2)
- 560.2 km²74.4% of basin
- 192.3 km²25.6% of basin
1 intersecting protected areas
Termit et Tin-Toumma
IUCN IVNature Reserve
752.55 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°
27,1°C
Annual rain
34mm
Moisture idx (CMI)
-0,98
Runoff
4mm/an
PET
2 144mm
AET
24mm
Mean slope
1,3°
Water table
80cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)