HydroBASINS lev08 watershed · #1080436800
Bassin · #1080436800
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
366,9km²
Upstream area
1 112,2km²
Discharge
0,75m³/s
Mean elev.
719m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080443260300 km²
- Bassin · #108044325014 km²
4 intersecting protected areas
Gueltas et Oasis de l'Aïr
IUCN IbWetland of International Importance (Ramsar Site)
355.42 km² overlap
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
66.32 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
66.32 km² overlap
Nature Reserve
65.70 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°
25,8°C
Annual rain
24mm
Moisture idx (CMI)
-0,99
Runoff
21mm/an
PET
1 999mm
AET
14mm
Mean slope
2,6°
Water table
867cm
Forest
0%
Crops
0%
Urban
0%
Protected
18%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)