HydroBASINS lev08 watershed · #1080511440
Bassin · #1080511440
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
265,9km²
Upstream area
266,1km²
Discharge
0,35m³/s
Mean elev.
986m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 intersecting protected areas
Gueltas et Oasis de l'Aïr
IUCN IbWetland of International Importance (Ramsar Site)
252.78 km² overlap
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
226.45 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
226.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 2 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°
24,7°C
Annual rain
59mm
Moisture idx (CMI)
-0,97
Runoff
42mm/an
PET
2 002mm
AET
46mm
Mean slope
3,5°
Water table
1 419cm
Forest
0%
Crops
0%
Urban
0%
Protected
85%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)