HydroBASINS lev08 watershed · #1080371990
Bassin · #1080371990
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 across 2 countries : Arlit, Djanet
Sub-basin area
1 246,6km²
Upstream area
1 246,6km²
Discharge
0,05m³/s
Mean elev.
733m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 733.2 km²59.0% of basin
- 510.3 km²41.0% of basin
2 intersecting protected areas
Tassili N'Ajjer
IUCN Not ApplicableCultural Park
873.31 km² overlap
Tassili N'Ajjer
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
723.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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°
24,9°C
Annual rain
8mm
Moisture idx (CMI)
-1,00
Runoff
1mm/an
PET
1 891mm
AET
3mm
Mean slope
1,6°
Water table
638cm
Forest
0%
Crops
0%
Urban
0%
Protected
58%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)