HydroBASINS lev08 watershed · #6080316980
Bassin de Rio Mearim
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 : Lima Campos, Pedreiras, São Luís Gonzaga do Maranhão, Trizidela do Vale
Sub-basin area
215,8km²
Upstream area
215,8km²
Discharge
2,7m³/s
Mean elev.
56m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 214.4 km²99.8% of basin
- 0.2 km²0.1% of basin
- 0.2 km²0.1% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
28 distinct species · 52 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°
27,3°C
Annual rain
1 558mm
Moisture idx (CMI)
-0,13
Runoff
395mm/an
PET
1 783mm
AET
1 064mm
Mean slope
1,8°
Water table
60cm
Forest
18%
Crops
9%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)