HydroBASINS lev08 watershed · #6080470010
Bassin de Rio Branco
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 : Porto Velho
Sub-basin area
353,9km²
Upstream area
2 038,4km²
Discharge
108,66m³/s
Mean elev.
156m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Branco260 km²
- Bassin de Rio Branco68 km²
1 dept-equivalent regions (GADM L2)
- 352.5 km²100.0% of basin
3 intersecting protected areas
Environmental Protection Area
188.55 km² overlap
Forest
117.42 km² overlap
Extractive Reserve
45.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
18 distinct species · 34 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°
25,7°C
Annual rain
2 181mm
Moisture idx (CMI)
0,20
Runoff
1 698mm/an
PET
1 738mm
AET
1 385mm
Mean slope
2,3°
Water table
81cm
Forest
100%
Crops
0%
Urban
0%
Protected
14%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)