HydroBASINS lev08 watershed · #1080963890
Bassin de Tano 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 4 administrative regions : Asunafo North, Asunafo South, Atwima-Mponua, Sefwi-Wiawso
Sub-basin area
367,1km²
Upstream area
367,2km²
Discharge
4m³/s
Mean elev.
202m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 324.0 km²88.7% of basin
- 30.1 km²8.2% of basin
- 11.0 km²3.0% of basin
- 0.3 km²0.1% of basin
3 intersecting protected areas
Aboniyere Shelterbelt
IUCN IVForest Reserve
38.29 km² overlap
Muro
IUCN IIIForest Reserve
18.33 km² overlap
Tano Suhyien
IUCN IVForest Reserve
0.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
34 distinct species · 93 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°
26,3°C
Annual rain
1 430mm
Moisture idx (CMI)
-0,13
Runoff
341mm/an
PET
1 638mm
AET
1 203mm
Mean slope
2,8°
Water table
116cm
Forest
15%
Crops
3%
Urban
2%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)