HydroBASINS lev08 watershed · #6080276340
Bassin de Rio Arapiuns
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 : Juruti, Santarém
Sub-basin area
329,5km²
Upstream area
1 657,9km²
Discharge
49,56m³/s
Mean elev.
73m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #6080280720416 km²
- Bassin · #608028083040 km²
2 dept-equivalent regions (GADM L2)
- 310.3 km²94.6% of basin
- 17.7 km²5.4% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 6 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°
26,8°C
Annual rain
2 316mm
Moisture idx (CMI)
0,28
Runoff
959mm/an
PET
1 669mm
AET
1 364mm
Mean slope
1,4°
Water table
59cm
Forest
99%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)