HydroBASINS lev08 watershed · #4081048150
Bassin de Nam Neun 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 2 administrative regions : Huameuang, Kham
Sub-basin area
640,2km²
Upstream area
3 393,1km²
Discharge
42,98m³/s
Mean elev.
1 007m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Nam Neun River758 km²
- Bassin de Nam Neun River442 km²
2 dept-equivalent regions (GADM L2)
- 521.4 km²81.7% of basin
- 116.9 km²18.3% of basin
1 intersecting protected areas
Phou Sabot Phoungchong
IUCN VINational Protected Area
457.16 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 23 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 366mm
Moisture idx (CMI)
-0,01
Runoff
498mm/an
PET
1 372mm
AET
918mm
Mean slope
18,6°
Water table
650cm
Forest
8%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)