HydroBASINS lev08 watershed · #4081016390
Bassin de ນ້ຳອູ
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 : Phongsaly, Samphanh
Sub-basin area
84km²
Upstream area
8 426,2km²
Discharge
288,29m³/s
Mean elev.
828m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de ນຳ້ບຸ່ນ1885 km²
- Bassin de ນ້ຳອູ870 km²
2 dept-equivalent regions (GADM L2)
- 80.2 km²95.8% of basin
- 3.6 km²4.2% of basin
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°
21,3°C
Annual rain
1 695mm
Moisture idx (CMI)
0,12
Runoff
927mm/an
PET
1 495mm
AET
1 072mm
Mean slope
18,3°
Water table
606cm
Forest
3%
Crops
12%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)