HydroBASINS lev08 watershed · #6080187980
Bassin de Rio Piraiauaia
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
324,1km²
Upstream area
324,1km²
Discharge
20,57m³/s
Mean elev.
121m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 322.7 km²100.0% of basin
1 intersecting protected areas
Alto Rio Negro
IUCN Not ReportedIndigenous Area
322.65 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 4 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°
26,0°C
Annual rain
3 506mm
Moisture idx (CMI)
0,51
Runoff
2 003mm/an
PET
1 715mm
AET
1 715mm
Mean slope
0,9°
Water table
9cm
Forest
99%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)