HydroBASINS lev08 watershed · #1080494470
Bassin · #1080494470
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 1 administrative regions : Arlit
Sub-basin area
714,7km²
Upstream area
714,7km²
Discharge
0,7m³/s
Mean elev.
738m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
5 intersecting protected areas
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
712.46 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
712.46 km² overlap
Gueltas et Oasis de l'Aïr
IUCN IbWetland of International Importance (Ramsar Site)
712.46 km² overlap
Nature Reserve
21.95 km² overlap
Addax Sanctuary
IUCN IaStrict Nature Reserve
12.92 km² overlap
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°
25,7°C
Annual rain
36mm
Moisture idx (CMI)
-0,98
Runoff
35mm/an
PET
2 058mm
AET
25mm
Mean slope
4,7°
Water table
1 019cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)