HydroBASINS lev08 watershed · #4081064590
Bassin de Sông Lam
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
153,9km²
Upstream area
153,9km²
Discharge
4,91m³/s
Mean elev.
203m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 150.1 km²97.8% of basin
- 3.3 km²2.2% of basin
1 intersecting protected areas
Western Nghe An
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
150.68 km² overlap
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°
23,9°C
Annual rain
1 576mm
Moisture idx (CMI)
0,11
Runoff
1 007mm/an
PET
1 399mm
AET
1 067mm
Mean slope
11,0°
Water table
357cm
Forest
37%
Crops
20%
Urban
0%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)