HydroBASINS lev08 watershed · #5080113880
Bassin de Cagayan River
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 5 administrative regions : Delfin Albano, Divilacan, Ilagan, Quirino, Tumauini
Sub-basin area
142,6km²
Upstream area
15 445,7km²
Discharge
774,84m³/s
Mean elev.
206m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Cagayan River252 km²
- Bassin de Ilagan River188 km²
5 dept-equivalent regions (GADM L2)
- 82.1 km²57.8% of basin
- 50.9 km²35.8% of basin
- 8.0 km²5.6% of basin
- 1.0 km²0.7% of basin
- Quirino0.1 km²0.0% of basin
1 intersecting protected areas
Tumauini Watershed Forest Reserve
IUCN Not AssignedWatershed Forest Reserve
0.91 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 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°
26,1°C
Annual rain
2 204mm
Moisture idx (CMI)
0,27
Runoff
1 190mm/an
PET
1 560mm
AET
1 257mm
Mean slope
6,4°
Water table
189cm
Forest
22%
Crops
31%
Urban
12%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)