HydroBASINS lev08 watershed · #1080095330
Bassin de Oued Larab
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 7 administrative regions : Bouhmama, Djellal, El Oueldja, Khenguet Sidi Nadji, Khirane +2
Sub-basin area
835,3km²
Upstream area
2 225,6km²
Discharge
0,52m³/s
Mean elev.
817m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Laghrour812 km²
- Bassin de Oued Akssara579 km²
7 dept-equivalent regions (GADM L2)
- 229.2 km²27.4% of basin
- El OueldjaKhenchela · Algeria220.0 km²26.3% of basin
- 215.2 km²25.8% of basin
- Zeribet El OuedBiskra · Algeria77.8 km²9.3% of basin
- 39.3 km²4.7% of basin
- Khenguet Sidi NadjiBiskra · Algeria36.8 km²4.4% of basin
- 17.0 km²2.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
31 distinct species · 38 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°
15,7°C
Annual rain
283mm
Moisture idx (CMI)
-0,78
Runoff
51mm/an
PET
1 345mm
AET
241mm
Mean slope
8,6°
Water table
760cm
Forest
10%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)