HydroBASINS lev08 watershed · #6080182920
Bassin de Rio Aiari
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 1 administrative regions : São Gabriel da Cachoeira
Sub-basin area
1 159,6km²
Upstream area
1 159,8km²
Discharge
74,46m³/s
Mean elev.
150m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 1154.5 km²100.0% of basin
1 intersecting protected areas
Alto Rio Negro
IUCN Not ReportedIndigenous Area
1154.45 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
18 distinct species · 29 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°
25,8°C
Annual rain
3 290mm
Moisture idx (CMI)
0,49
Runoff
2 043mm/an
PET
1 690mm
AET
1 690mm
Mean slope
1,2°
Water table
15cm
Forest
100%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)