HydroBASINS lev08 watershed · #6080244520
Bassin · #6080244520
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 : Barcelos, Maraã
Sub-basin area
4 159,8km²
Upstream area
4 160,1km²
Discharge
272,17m³/s
Mean elev.
66m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 4091.9 km²98.8% of basin
- 49.4 km²1.2% of basin
4 intersecting protected areas
Rio Negro
IUCN IbWetland of International Importance (Ramsar Site)
3913.19 km² overlap
Extractive Reserve
2645.38 km² overlap
Central Amazon Conservation Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
1575.20 km² overlap
Sustainable Development Reserve
1223.17 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
18 distinct species · 21 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°
26,5°C
Annual rain
2 921mm
Moisture idx (CMI)
0,42
Runoff
1 983mm/an
PET
1 673mm
AET
1 666mm
Mean slope
0,4°
Water table
4cm
Forest
100%
Crops
0%
Urban
0%
Protected
93%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)