HydroBASINS lev08 watershed · #1080293520
Bassin · #1080293520
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 2 administrative regions : Bordj El Haouasse, Idles
Sub-basin area
274,1km²
Upstream area
274,2km²
Discharge
0,02m³/s
Mean elev.
1 108m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Bordj El HaouasseIllizi · Algeria141.9 km²51.9% of basin
- 131.7 km²48.1% of basin
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
149.81 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
132.10 km² overlap
Ahaggar
IUCN Not ApplicableCultural Park
123.73 km² overlap
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°
22,6°C
Annual rain
28mm
Moisture idx (CMI)
-0,98
Runoff
2mm/an
PET
1 819mm
AET
20mm
Mean slope
1,4°
Water table
659cm
Forest
0%
Crops
0%
Urban
0%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)