HydroBASINS lev08 watershed · #1080459220
Bassin · #1080459220
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 : Arlit, Bilma
Sub-basin area
572,7km²
Upstream area
41 358,3km²
Discharge
0m³/s
Mean elev.
422m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080454270476 km²
- Bassin · #1080454520384 km²
2 dept-equivalent regions (GADM L2)
- 393.8 km²69.0% of basin
- 177.2 km²31.0% of basin
3 intersecting protected areas
Nature Reserve
273.40 km² overlap
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
273.40 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
273.40 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°
26,8°C
Annual rain
13mm
Moisture idx (CMI)
-0,99
Runoff
0mm/an
PET
2 104mm
AET
6mm
Mean slope
0,4°
Water table
42cm
Forest
0%
Crops
0%
Urban
0%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)