HydroBASINS lev08 watershed · #4081033590
Bassin de ນຳ້ມາ
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 : Sopbao, Viengxay, Xamneua, Xiengkhor
Sub-basin area
382,7km²
Upstream area
382,8km²
Discharge
6,82m³/s
Mean elev.
944m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 131.6 km²34.5% of basin
- 113.8 km²29.8% of basin
- 87.6 km²23.0% of basin
- 48.6 km²12.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
10 distinct species · 10 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°
19,7°C
Annual rain
1 371mm
Moisture idx (CMI)
0,04
Runoff
562mm/an
PET
1 318mm
AET
936mm
Mean slope
14,6°
Water table
549cm
Forest
3%
Crops
3%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)