HydroBASINS lev08 watershed · #6080262610
Bassin de Rio Aruma
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 : Coari, Codajás, Maraã
Sub-basin area
351,5km²
Upstream area
862,8km²
Discharge
71,77m³/s
Mean elev.
63m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Aruma315 km²
- Bassin de Rio Aruma196 km²
3 dept-equivalent regions (GADM L2)
- 225.6 km²64.5% of basin
- 123.6 km²35.3% of basin
- 0.7 km²0.2% of basin
3 intersecting protected areas
Central Amazon Conservation Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
349.90 km² overlap
Sustainable Development Reserve
349.90 km² overlap
Rio Negro
IUCN IbWetland of International Importance (Ramsar Site)
349.90 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
26,6°C
Annual rain
3 006mm
Moisture idx (CMI)
0,45
Runoff
2 324mm/an
PET
1 661mm
AET
1 661mm
Mean slope
0,4°
Water table
3cm
Forest
100%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)