HydroBASINS lev08 watershed · #4081013050

Bassin de Suối Long Đầu

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 across 2 countries : Cao Lộc, Chongzuo, Lộc Bình, Đình Lập

Pfafstetter: 43664298

Sub-basin area

319,8km²

Upstream area

320km²

Discharge

6,21m³/s

Mean elev.

437m

Administrative coverage

Hydrographic chain

▼ Drains into

Bassin de Sông Kỳ Cùng160 km²

▲ Receives from 0 basins

Source / headwater (no upstream basin)

4 dept-equivalent regions (GADM L2)

Lộc Bình
Lạng Sơn · Vietnam
157.4 km²
49.3% of basin
Chongzuo
Guangxi · China
133.8 km²
41.9% of basin
Đình Lập
Lạng Sơn · Vietnam
27.8 km²
8.7% of basin
Cao Lộc
Lạng Sơn · Vietnam
0.0 km²
0.0% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

1 distinct species · 2 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 487mm

Moisture idx (CMI)

0,15

Runoff

692mm/an

PET

1 252mm

AET

1 028mm

Mean slope

9,4°

Water table

322cm

Forest

24%

Crops

Urban

Protected

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)