HydroBASINS lev08 watershed · #6080264300
Bassin · #6080264300
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 : Nova Olinda do Maranhão, Presidente Sarney, Santa Helena, Santa Luzia do Paruá
Sub-basin area
280km²
Upstream area
280,1km²
Discharge
11,03m³/s
Mean elev.
29m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 154.4 km²55.4% of basin
- 94.3 km²33.8% of basin
- 29.9 km²10.7% of basin
- 0.1 km²0.0% of basin
2 intersecting protected areas
Environmental Protection Area
22.60 km² overlap
Wetland of International Importance (Ramsar Site)
22.17 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°
27,0°C
Annual rain
2 367mm
Moisture idx (CMI)
0,30
Runoff
1 225mm/an
PET
1 653mm
AET
1 305mm
Mean slope
0,5°
Water table
9cm
Forest
57%
Crops
1%
Urban
0%
Protected
8%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)