HydroBASINS lev08 watershed · #4081077770
Bassin de แม่น้ำน่าน
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 1 administrative regions : Tha Pla
Sub-basin area
140,6km²
Upstream area
12 813,7km²
Discharge
145,85m³/s
Mean elev.
201m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำน่าน381 km²
- Bassin de แม่น้ำน่าน210 km²
1 intersecting protected areas
Lam Nam Nan
IUCN IINational Park
117.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,5°C
Annual rain
1 268mm
Moisture idx (CMI)
-0,29
Runoff
234mm/an
PET
1 798mm
AET
1 009mm
Mean slope
4,5°
Water table
251cm
Forest
25%
Crops
9%
Urban
0%
Protected
84%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)