HydroBASINS lev08 watershed · #6080515730
Bassin de Rio Arraias
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 : Feliz Natal, União do Sul
Sub-basin area
2 359,6km²
Upstream area
6 595,3km²
Discharge
123,64m³/s
Mean elev.
329m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Arraias543 km²
- Bassin de Ribeirão Carapás468 km²
2 dept-equivalent regions (GADM L2)
- 1201.6 km²51.1% of basin
- 1148.7 km²48.9% of basin
1 intersecting protected areas
Parque do Xingu
IUCN Not ReportedIndigenous Area
917.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 7 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°
25,0°C
Annual rain
2 220mm
Moisture idx (CMI)
0,11
Runoff
649mm/an
PET
1 964mm
AET
1 369mm
Mean slope
1,1°
Water table
98cm
Forest
95%
Crops
0%
Urban
0%
Protected
39%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)