HydroBASINS lev08 watershed · #6080222180
Bassin de Rio Alalaú
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 : Presidente Figueiredo, Rorainópolis
Sub-basin area
608,2km²
Upstream area
5 841,4km²
Discharge
195,75m³/s
Mean elev.
121m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Alalaú736 km²
- Bassin de Rio Alalaú206 km²
2 dept-equivalent regions (GADM L2)
- 473.2 km²78.2% of basin
- 132.3 km²21.8% of basin
1 intersecting protected areas
Waimiri-Atroari
IUCN Not ReportedIndigenous Area
561.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 5 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°
26,9°C
Annual rain
2 147mm
Moisture idx (CMI)
0,22
Runoff
1 110mm/an
PET
1 680mm
AET
1 458mm
Mean slope
4,2°
Water table
101cm
Forest
100%
Crops
0%
Urban
0%
Protected
93%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)