HydroBASINS lev08 watershed · #1080275550
Bassin de Oued Tadjeradjeri
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
54,2km²
Upstream area
3 961,2km²
Discharge
0m³/s
Mean elev.
1 082m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Oued Aharhar1259 km²
- Bassin de Oued In Tadjok685 km²
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
54.11 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
54.11 km² overlap
Tassili n'Ajjer
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
54.11 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°
23,0°C
Annual rain
28mm
Moisture idx (CMI)
-0,98
Runoff
3mm/an
PET
1 840mm
AET
20mm
Mean slope
6,0°
Water table
1 062cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)