HydroBASINS lev08 watershed · #6080535730
Bassin de Rio Arinos
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 : Itanhangá, Nova Maringá, Tapurah
Sub-basin area
1 040,8km²
Upstream area
29 840,1km²
Discharge
646,35m³/s
Mean elev.
313m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio São Venceslau2644 km²
- Bassin de Rio Arinos38 km²
3 dept-equivalent regions (GADM L2)
- 579.3 km²55.9% of basin
- 456.9 km²44.1% of basin
- 0.5 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 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°
25,4°C
Annual rain
2 083mm
Moisture idx (CMI)
0,08
Runoff
787mm/an
PET
1 913mm
AET
1 349mm
Mean slope
1,3°
Water table
115cm
Forest
94%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)