HydroBASINS lev08 watershed · #1080100900
Bassin · #1080100900
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 : Bougtoub, El Mehara, Kef El Ahmar, Rogassa
Sub-basin area
1 566,6km²
Upstream area
1 566,9km²
Discharge
0,02m³/s
Mean elev.
1 130m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Kef El AhmarEl Bayadh · Algeria1222.7 km²78.1% of basin
- 239.7 km²15.3% of basin
- 93.5 km²6.0% of basin
- 10.1 km²0.6% of basin
2 intersecting protected areas
Atlas Saharien
IUCN Not ApplicableCultural Park
657.91 km² overlap
Chott ech Chergui
IUCN Not ReportedWetland of International Importance (Ramsar Site)
290.18 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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°
15,1°C
Annual rain
251mm
Moisture idx (CMI)
-0,80
Runoff
16mm/an
PET
1 252mm
AET
216mm
Mean slope
1,0°
Water table
733cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)