HydroBASINS lev08 watershed · #4081066900
Bassin de Nam Gnala
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 across 2 countries : Khamkheuth, Thanh Chương
Sub-basin area
185,5km²
Upstream area
185,5km²
Discharge
4,24m³/s
Mean elev.
972m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 184.9 km²100.0% of basin
- 0.0 km²0.0% of basin
1 intersecting protected areas
Western Nghe An
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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 817mm
Moisture idx (CMI)
0,26
Runoff
813mm/an
PET
1 351mm
AET
974mm
Mean slope
18,3°
Water table
624cm
Forest
39%
Crops
3%
Urban
0%
Protected
15%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)