HydroBASINS lev08 watershed · #1080359850
Bassin · #1080359850
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 : Djanet, Tazrouk
Sub-basin area
219,2km²
Upstream area
21 838,9km²
Discharge
1,09m³/s
Mean elev.
702m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #10803556802319 km²
- Bassin · #108035580062 km²
2 dept-equivalent regions (GADM L2)
- 125.2 km²57.3% of basin
- 93.5 km²42.7% of basin
3 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
218.64 km² overlap
Ahaggar
IUCN Not ApplicableCultural Park
112.75 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
105.89 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°
25,2°C
Annual rain
7mm
Moisture idx (CMI)
-1,00
Runoff
0mm/an
PET
1 887mm
AET
2mm
Mean slope
0,6°
Water table
259cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)