HydroBASINS lev08 watershed · #1080271730
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 1 administrative regions : Illizi
Sub-basin area
133,6km²
Upstream area
5 681km²
Discharge
0m³/s
Mean elev.
885m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Torset2074 km²
- Bassin de وادي إيمرهو449 km²
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
133.36 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
133.36 km² overlap
Tassili n'Ajjer
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
133.36 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
24,0°C
Annual rain
21mm
Moisture idx (CMI)
-0,99
Runoff
3mm/an
PET
1 873mm
AET
14mm
Mean slope
9,8°
Water table
763cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)