HydroBASINS lev08 watershed · #1080508710
Bassin de Tafidet
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, Tchighozerine
Sub-basin area
876,5km²
Upstream area
4 542,7km²
Discharge
3,45m³/s
Mean elev.
474m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Tafidet2158 km²
- Bassin · #1080511460406 km²
2 dept-equivalent regions (GADM L2)
- 845.1 km²96.7% of basin
- 28.6 km²3.3% of basin
4 intersecting protected areas
Aïr et Ténéré
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
873.69 km² overlap
Aïr and Ténéré Natural Reserves
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
873.69 km² overlap
Nature Reserve
701.71 km² overlap
Gueltas et Oasis de l'Aïr
IUCN IbWetland of International Importance (Ramsar Site)
45.95 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°
27,0°C
Annual rain
29mm
Moisture idx (CMI)
-0,99
Runoff
14mm/an
PET
2 130mm
AET
19mm
Mean slope
0,6°
Water table
140cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)