HydroBASINS lev08 watershed · #4081064470
Bassin de ลำน้ำแม่แจ่ม
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 : Mae Chaem, Samoeng
Sub-basin area
158,6km²
Upstream area
158,7km²
Discharge
0,58m³/s
Mean elev.
1 123m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 157.9 km²99.9% of basin
- 0.2 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
60 distinct species · 74 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°
22,6°C
Annual rain
977mm
Moisture idx (CMI)
-0,39
Runoff
143mm/an
PET
1 612mm
AET
826mm
Mean slope
14,4°
Water table
676cm
Forest
18%
Crops
7%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)