HydroBASINS lev08 watershed · #6080296810
Bassin de Igarapé da Cigana
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 8 administrative regions : Bela Vista do Maranhão, Igarapé do Meio, Monção, Olho d'Água das Cunhãs, Pio XII +3
Sub-basin area
712,3km²
Upstream area
20 855,5km²
Discharge
318,11m³/s
Mean elev.
28m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Grajaú583 km²
- Bassin de Igarapé do Jacaré560 km²
8 dept-equivalent regions (GADM L2)
- 291.4 km²41.1% of basin
- 133.5 km²18.8% of basin
- 113.9 km²16.1% of basin
- 102.3 km²14.4% of basin
- 50.0 km²7.0% of basin
- 17.0 km²2.4% of basin
- 0.8 km²0.1% of basin
- 0.3 km²0.0% of basin
2 intersecting protected areas
Environmental Protection Area
161.38 km² overlap
Wetland of International Importance (Ramsar Site)
160.39 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
16 distinct species · 26 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 686mm
Moisture idx (CMI)
-0,04
Runoff
601mm/an
PET
1 759mm
AET
1 111mm
Mean slope
0,9°
Water table
27cm
Forest
28%
Crops
9%
Urban
0%
Protected
23%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)