HydroBASINS lev08 watershed · #1080043360
Bassin · #1080043360
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 3 administrative regions across 2 countries : Arlit, Bilma, Djanet
Sub-basin area
4 592,6km²
Upstream area
4 592,6km²
Discharge
0,09m³/s
Mean elev.
664m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 3247.1 km²70.9% of basin
- 1130.2 km²24.7% of basin
- 203.6 km²4.4% of basin
2 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
313.54 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
198.55 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 27 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
6mm
Moisture idx (CMI)
-1,00
Runoff
1mm/an
PET
1 931mm
AET
2mm
Mean slope
1,5°
Water table
598cm
Forest
0%
Crops
0%
Urban
0%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)