HydroBASINS lev08 watershed · #1080371800
Bassin · #1080371800
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 3 administrative regions across 2 countries : Arlit, Djanet, Tazrouk
Sub-basin area
1 017,3km²
Upstream area
24 247,8km²
Discharge
0,58m³/s
Mean elev.
687m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10803600701391 km²
- Bassin · #1080359850219 km²
3 dept-equivalent regions (GADM L2)
- 711.1 km²70.1% of basin
- 261.1 km²25.7% of basin
- 42.5 km²4.2% of basin
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
761.12 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
747.07 km² overlap
Ahaggar
IUCN Not ApplicableCultural Park
36.32 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°
25,2°C
Annual rain
7mm
Moisture idx (CMI)
-1,00
Runoff
0mm/an
PET
1 902mm
AET
2mm
Mean slope
0,7°
Water table
336cm
Forest
0%
Crops
0%
Urban
0%
Protected
74%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)