HydroBASINS lev08 watershed · #6080346920
Bassin de Rio Grajaú
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 : Arame, Grajaú
Sub-basin area
330,6km²
Upstream area
9 641,2km²
Discharge
141,4m³/s
Mean elev.
199m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #6080349120213 km²
- Bassin de Rio Grajaú112 km²
2 dept-equivalent regions (GADM L2)
- 301.7 km²91.7% of basin
- 27.4 km²8.3% of basin
1 intersecting protected areas
Arariboia
IUCN Not ReportedIndigenous Area
33.05 km² overlap
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
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,2°C
Annual rain
1 135mm
Moisture idx (CMI)
-0,39
Runoff
423mm/an
PET
1 864mm
AET
959mm
Mean slope
4,6°
Water table
231cm
Forest
74%
Crops
9%
Urban
0%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)