HydroBASINS lev08 watershed · #1080710410
Bassin de la Sirba
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 1 administrative regions : Gnagna
Sub-basin area
440,3km²
Upstream area
6 804,9km²
Discharge
4,28m³/s
Mean elev.
282m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Sirba681 km²
- Bassin de la Sirba53 km²
1 dept-equivalent regions (GADM L2)
- 438.6 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
46 distinct species · 59 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°
28,3°C
Annual rain
639mm
Moisture idx (CMI)
-0,69
Runoff
24mm/an
PET
2 051mm
AET
538mm
Mean slope
0,4°
Water table
114cm
Forest
0%
Crops
12%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)