HydroBASINS lev08 watershed · #1080250950
Bassin de Oued Ennfid
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
889,3km²
Upstream area
14 060,4km²
Discharge
0m³/s
Mean elev.
579m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Tadjeradjeri3060 km²
- Bassin de Oued Illizi915 km²
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
445.32 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
234.74 km² overlap
Tassili n'Ajjer
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
234.37 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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
25,1°C
Annual rain
17mm
Moisture idx (CMI)
-0,99
Runoff
1mm/an
PET
1 974mm
AET
10mm
Mean slope
3,9°
Water table
642cm
Forest
0%
Crops
0%
Urban
0%
Protected
26%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)