HydroBASINS lev08 watershed · #1080156550
Bassin · #1080156550
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 : Bordj Omar Driss, Foggaret Azzouia, Hassi Messaoud
Sub-basin area
894,8km²
Upstream area
3 648,4km²
Discharge
0m³/s
Mean elev.
267m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080175410699 km²
- Bassin · #10801754201 km²
3 dept-equivalent regions (GADM L2)
- Hassi MessaoudOuargla · Algeria684.8 km²76.6% of basin
- 208.9 km²23.4% of basin
- Bordj Omar DrissIllizi · Algeria0.1 km²0.0% of basin
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°
23,1°C
Annual rain
27mm
Moisture idx (CMI)
-0,99
Runoff
2mm/an
PET
1 859mm
AET
19mm
Mean slope
3,5°
Water table
265cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)