HydroBASINS lev08 watershed · #1080096380
Bassin de Oued Tlidjene
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 7 administrative regions : Bir El Ater, Chrea, El Mezeraa, Ferkane, Ogla Melha +2
Sub-basin area
2 184,6km²
Upstream area
2 184,8km²
Discharge
4,39m³/s
Mean elev.
928m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
7 dept-equivalent regions (GADM L2)
- 1230.5 km²56.3% of basin
- 478.0 km²21.9% of basin
- 346.5 km²15.9% of basin
- 93.2 km²4.3% of basin
- 24.9 km²1.1% of basin
- 10.3 km²0.5% of basin
- 1.1 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 13 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°
15,4°C
Annual rain
312mm
Moisture idx (CMI)
-0,76
Runoff
61mm/an
PET
1 340mm
AET
266mm
Mean slope
3,7°
Water table
604cm
Forest
0%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)