HydroBASINS lev08 watershed · #4080981040
Bassin de Tyao
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 across 2 countries : Champhai, Palam
Sub-basin area
491,8km²
Upstream area
491,9km²
Discharge
22,01m³/s
Mean elev.
1 282m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 490.2 km²99.9% of basin
- 0.3 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
13 distinct species · 15 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°
19,1°C
Annual rain
2 159mm
Moisture idx (CMI)
0,43
Runoff
1 410mm/an
PET
1 222mm
AET
959mm
Mean slope
18,4°
Water table
602cm
Forest
6%
Crops
2%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)