HydroBASINS lev08 watershed · #4081058960
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 2 administrative regions : Pua, Tha Wang Pha
Sub-basin area
39,7km²
Upstream area
2 260,3km²
Discharge
35,23m³/s
Mean elev.
266m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de แม่น้ำน่าน1776 km²
- Bassin de Pua River444 km²
2 dept-equivalent regions (GADM L2)
- 19.8 km²50.0% of basin
- 19.8 km²50.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
25,5°C
Annual rain
1 329mm
Moisture idx (CMI)
-0,23
Runoff
458mm/an
PET
1 734mm
AET
1 013mm
Mean slope
2,9°
Water table
190cm
Forest
19%
Crops
12%
Urban
13%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)