HydroBASINS lev08 watershed · #6080738230
Bassin de Rio Grande
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 4 administrative regions : Campos dos Goytacazes, Santa Maria Madalena, São Fidélis, São Sebastião do Alto
Sub-basin area
128,1km²
Upstream area
1 839,3km²
Discharge
26,51m³/s
Mean elev.
396m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Grande762 km²
- Bassin de Ribeirão Santíssimo131 km²
4 dept-equivalent regions (GADM L2)
- São FidélisRio de Janeiro · Brazil83.7 km²65.5% of basin
- São Sebastião do AltoRio de Janeiro · Brazil28.4 km²22.2% of basin
- Santa Maria MadalenaRio de Janeiro · Brazil15.6 km²12.2% of basin
- Campos dos GoytacazesRio de Janeiro · Brazil0.1 km²0.1% of basin
2 intersecting protected areas
Parque Estadual Do Desengano
IUCN IIPark
11.84 km² overlap
Environmental Protection Area
3.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
266 distinct species · 611 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°
21,2°C
Annual rain
1 288mm
Moisture idx (CMI)
-0,13
Runoff
255mm/an
PET
1 486mm
AET
1 078mm
Mean slope
15,7°
Water table
590cm
Forest
7%
Crops
14%
Urban
0%
Protected
12%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)