HydroBASINS lev08 watershed · #1080597450
Bassin de Oued Ndoumelli
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 : Ould Yengé, Sélibaby
Sub-basin area
974,7km²
Upstream area
974,7km²
Discharge
2,98m³/s
Mean elev.
170m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 931.8 km²95.9% of basin
- 39.5 km²4.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
47 distinct species · 122 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°
28,8°C
Annual rain
305mm
Moisture idx (CMI)
-0,86
Runoff
99mm/an
PET
2 115mm
AET
254mm
Mean slope
2,8°
Water table
474cm
Forest
0%
Crops
10%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)