HydroBASINS lev08 watershed · #1080359850
Bassin · #1080359850
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 : Djanet, Tazrouk
Sub-basin area
219,2km²
Upstream area
21 838,9km²
Discharge
1,09m³/s
Mean elev.
702m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10803556802319 km²
- Bassin · #108035580062 km²
2 dept-equivalent regions (GADM L2)
- 125.2 km²57.3% of basin
- 93.5 km²42.7% of basin
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
218.64 km² overlap
Ahaggar
IUCN Not ApplicableCultural Park
112.75 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
105.89 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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
25,2°C
Annual rain
7mm
Moisture idx (CMI)
-1,00
Runoff
0mm/an
PET
1 887mm
AET
2mm
Mean slope
0,6°
Water table
259cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)