HydroBASINS lev08 watershed · #4081065800
Bassin de Houay Houng
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 3 administrative regions across 2 countries : Con Cuông, Khamkheuth, Viengthong
Sub-basin area
246,7km²
Upstream area
246,7km²
Discharge
5,04m³/s
Mean elev.
1 124m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 217.0 km²88.3% of basin
- 28.6 km²11.6% of basin
- 0.3 km²0.1% of basin
2 intersecting protected areas
Pu Mat
IUCN IINational Park
7.09 km² overlap
Western Nghe An
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
0.29 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 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°
19,5°C
Annual rain
1 800mm
Moisture idx (CMI)
0,26
Runoff
744mm/an
PET
1 332mm
AET
948mm
Mean slope
20,4°
Water table
701cm
Forest
80%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)