HydroBASINS lev08 watershed · #1080094510
Bassin · #1080094510
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 4 administrative regions : Ain Tallout, Beni Smiel, El Gor, Moulay Slissen
Sub-basin area
527,5km²
Upstream area
527,6km²
Discharge
0,44m³/s
Mean elev.
1 121m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Ain TalloutTlemcen · Algeria237.1 km²45.0% of basin
- 177.1 km²33.6% of basin
- 87.5 km²16.6% of basin
- Beni SmielTlemcen · Algeria25.7 km²4.9% of basin
1 intersecting protected areas
Grotte karstique de Ghar Boumâaza
IUCN Not ReportedWetland of International Importance (Ramsar Site)
0.19 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 134 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°
13,4°C
Annual rain
421mm
Moisture idx (CMI)
-0,64
Runoff
26mm/an
PET
1 157mm
AET
360mm
Mean slope
5,2°
Water table
632cm
Forest
0%
Crops
45%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)