HydroBASINS lev08 watershed · #1080999510
Bassin de Sehnkwehn River
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 3 administrative regions : Gbarzon, Juarzon, Pyneston
Sub-basin area
826,8km²
Upstream area
1 607km²
Discharge
79,02m³/s
Mean elev.
174m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #1080983490412 km²
- Bassin · #1080983280368 km²
3 dept-equivalent regions (GADM L2)
- 551.7 km²67.0% of basin
- 219.6 km²26.7% of basin
- 51.8 km²6.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 9 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°
25,9°C
Annual rain
2 758mm
Moisture idx (CMI)
0,36
Runoff
1 600mm/an
PET
1 734mm
AET
1 562mm
Mean slope
2,0°
Water table
51cm
Forest
100%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)