HydroBASINS lev08 watershed · #3080078740
Bassin de Улахан-Старая
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 : Olenekskiy rayon
Sub-basin area
30,1km²
Upstream area
3 016,6km²
Discharge
17,55m³/s
Mean elev.
103m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #30800787301638 km²
- Bassin de Улахан-Старая850 km²
1 dept-equivalent regions (GADM L2)
- 30.4 km²100.0% of basin
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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-12,7°C
Annual rain
247mm
Moisture idx (CMI)
-0,28
Runoff
169mm/an
PET
343mm
AET
226mm
Mean slope
4,4°
Water table
85cm
Forest
14%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)