HydroBASINS lev08 watershed · #4081012230
Bassin de ນຳ້ໄງ
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 : Boon Neua, Nhot Ou, Phongsaly, Xishuangbanna Dai
Sub-basin area
882,7km²
Upstream area
883km²
Discharge
26,57m³/s
Mean elev.
998m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- 445.5 km²50.6% of basin
- 369.4 km²42.0% of basin
- 58.8 km²6.7% of basin
- 6.8 km²0.8% of basin
1 intersecting protected areas
Xishuangbanna
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
0.73 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
54 distinct species · 228 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°
20,3°C
Annual rain
1 674mm
Moisture idx (CMI)
0,13
Runoff
939mm/an
PET
1 458mm
AET
1 103mm
Mean slope
16,0°
Water table
515cm
Forest
1%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)