HydroBASINS lev08 watershed · #1080281730
Bassin de وادي إيمرهو
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, Illizi
Sub-basin area
54,4km²
Upstream area
1 571,8km²
Discharge
0m³/s
Mean elev.
1 194m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de وادي إيمرهو473 km²
- Bassin de Oued Efedil248 km²
2 dept-equivalent regions (GADM L2)
- Bordj El HaouasseIllizi · Algeria39.2 km²72.2% of basin
- 15.1 km²27.8% of basin
4 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
54.26 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
54.26 km² overlap
Tassili n'Ajjer
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
54.26 km² overlap
Vallée d'Iherir
IUCN Not ReportedWetland of International Importance (Ramsar Site)
2.75 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°
22,5°C
Annual rain
29mm
Moisture idx (CMI)
-0,98
Runoff
4mm/an
PET
1 795mm
AET
22mm
Mean slope
6,0°
Water table
1 113cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)