HydroBASINS lev08 watershed · #1080333450
Bassin · #1080333450
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 across 2 countries : Bilma, Djanet
Sub-basin area
687km²
Upstream area
2 892,4km²
Discharge
0m³/s
Mean elev.
814m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080342290828 km²
- Bassin · #1080342210224 km²
2 dept-equivalent regions (GADM L2)
- 511.8 km²74.7% of basin
- 173.6 km²25.3% of basin
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
545.61 km² overlap
Tassili n'Ajjer
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
508.79 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
508.78 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°
23,8°C
Annual rain
9mm
Moisture idx (CMI)
-1,00
Runoff
1mm/an
PET
1 856mm
AET
5mm
Mean slope
2,1°
Water table
493cm
Forest
0%
Crops
0%
Urban
0%
Protected
74%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)