HydroBASINS lev08 watershed · #4081016400
Bassin de ນຳ້ຫູນ
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 across 2 countries : May, Nậm Pồ, Phongsaly, Samphanh
Sub-basin area
884km²
Upstream area
884,1km²
Discharge
26,11m³/s
Mean elev.
997m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 827.9 km²93.9% of basin
- 50.2 km²5.7% of basin
- 2.5 km²0.3% of basin
- 0.9 km²0.1% of basin
1 intersecting protected areas
Phou Daen Din
IUCN VINational Protected Area
519.86 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 7 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°
20,2°C
Annual rain
1 728mm
Moisture idx (CMI)
0,17
Runoff
920mm/an
PET
1 425mm
AET
1 045mm
Mean slope
14,5°
Water table
468cm
Forest
5%
Crops
2%
Urban
0%
Protected
58%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)