HydroBASINS lev08 watershed · #1080123290
Bassin de Oued El Rharbi
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 : Assela, El Biodh Sidi Cheikh, El Bnoud
Sub-basin area
1 376,7km²
Upstream area
8 622,4km²
Discharge
7,69m³/s
Mean elev.
815m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued El Rharbi3436 km²
- Bassin de Oued El Rharbi2438 km²
3 dept-equivalent regions (GADM L2)
- 986.1 km²71.7% of basin
- El Biodh Sidi CheikhEl Bayadh · Algeria204.2 km²14.8% of basin
- 185.5 km²13.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 5 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°
18,9°C
Annual rain
119mm
Moisture idx (CMI)
-0,92
Runoff
46mm/an
PET
1 517mm
AET
100mm
Mean slope
1,1°
Water table
440cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)