HydroBASINS lev08 watershed · #4081006410
Bassin de Sông Đà
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 : Mường Chà, Nậm Nhùn, Sìn Hồ, Thị Xã Mường Lay
Sub-basin area
68,4km²
Upstream area
32 728,3km²
Discharge
872,84m³/s
Mean elev.
767m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Nậm Na1046 km²
- Bassin de Sông Đà815 km²
4 dept-equivalent regions (GADM L2)
- Sìn HồLai Châu · Vietnam34.2 km²50.1% of basin
- Mường ChàĐiện Biên · Vietnam26.0 km²38.1% of basin
- Nậm NhùnLai Châu · Vietnam4.1 km²6.0% of basin
- Thị Xã Mường LayĐiện Biên · Vietnam3.9 km²5.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 4 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°
21,0°C
Annual rain
1 778mm
Moisture idx (CMI)
0,21
Runoff
1 076mm/an
PET
1 399mm
AET
1 064mm
Mean slope
26,6°
Water table
997cm
Forest
11%
Crops
1%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)