HydroBASINS lev08 watershed · #1080484260
Bassin · #1080484260
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
155km²
Upstream area
9 497,1km²
Discharge
4,11m³/s
Mean elev.
562m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080481550580 km²
- Bassin · #1080481720197 km²
5 intersecting protected areas
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
154.49 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
154.49 km² overlap
Gueltas et Oasis de l'Aïr
IUCN IbWetland of International Importance (Ramsar Site)
154.49 km² overlap
Addax Sanctuary
IUCN IaStrict Nature Reserve
150.08 km² overlap
Nature Reserve
150.08 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 8 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°
26,6°C
Annual rain
26mm
Moisture idx (CMI)
-0,99
Runoff
20mm/an
PET
2 087mm
AET
16mm
Mean slope
0,8°
Water table
352cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)