HydroBASINS lev08 watershed · #6080426060
Bassin de Riacho 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 : Betânia do Piauí, Ouricuri, Santa Cruz, Santa Filomena
Sub-basin area
533,8km²
Upstream area
533,9km²
Discharge
1,69m³/s
Mean elev.
555m
Administrative coverage
Species present
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
24,0°C
Annual rain
609mm
Moisture idx (CMI)
-0,66
Runoff
107mm/an
PET
1 773mm
AET
514mm
Mean slope
3,4°
Water table
277cm
Forest
21%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)