HydroBASINS lev08 watershed · #1080650300
Bassin de Ouadi Miélé
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 : Batha Est, Biltine
Sub-basin area
1 829,1km²
Upstream area
3 327,5km²
Discharge
0,04m³/s
Mean elev.
403m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ouadi Ranani889 km²
- Bassin de Ouadi Ranani610 km²
2 dept-equivalent regions (GADM L2)
- 1032.4 km²56.6% of basin
- 790.1 km²43.4% of basin
1 intersecting protected areas
Ouadi Rimé-Ouadi Achim
IUCN IVFaunal Reserve
1201.54 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
26 distinct species · 201 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°
29,7°C
Annual rain
254mm
Moisture idx (CMI)
-0,89
Runoff
4mm/an
PET
2 215mm
AET
211mm
Mean slope
0,0°
Water table
13cm
Forest
0%
Crops
11%
Urban
0%
Protected
66%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)