HydroBASINS lev08 watershed · #6080608460
Bassin de Riacho do Ourinho
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 3 administrative regions : Itaju do Colônia, Itapetinga, Pau Brasil
Sub-basin area
278,2km²
Upstream area
278,5km²
Discharge
1,53m³/s
Mean elev.
262m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 258.6 km²93.3% of basin
- 17.0 km²6.1% of basin
- 1.6 km²0.6% of basin
1 intersecting protected areas
Caramuru/Paraguassu
IUCN Not ReportedIndigenous Reserve
131.59 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
26 distinct species · 31 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°
23,3°C
Annual rain
931mm
Moisture idx (CMI)
-0,34
Runoff
178mm/an
PET
1 413mm
AET
788mm
Mean slope
4,2°
Water table
247cm
Forest
23%
Crops
3%
Urban
0%
Protected
48%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)