HydroBASINS lev08 watershed · #6080329920
Bassin de Río Tomayacu
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 2 administrative regions : Ayabaca, Huancabamba
Sub-basin area
183,3km²
Upstream area
183,3km²
Discharge
2,98m³/s
Mean elev.
2 473m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- AyabacaPiura · Peru158.6 km²86.9% of basin
- HuancabambaPiura · Peru23.9 km²13.1% of basin
1 intersecting protected areas
Private Conservation Area
18.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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°
15,6°C
Annual rain
919mm
Moisture idx (CMI)
-0,35
Runoff
517mm/an
PET
1 441mm
AET
763mm
Mean slope
25,2°
Water table
1 036cm
Forest
58%
Crops
9%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)