HydroBASINS lev08 watershed · #3080371110
Bassin · #3080371110
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 : Gornyy rayon, Olekminskiy rayon
Sub-basin area
428,1km²
Upstream area
428,1km²
Discharge
0,47m³/s
Mean elev.
351m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 362.0 km²84.1% of basin
- 68.6 km²15.9% of basin
1 intersecting protected areas
Siine (Sinyaya)
IUCN IINatural Park
400.70 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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-9,2°C
Annual rain
323mm
Moisture idx (CMI)
-0,38
Runoff
34mm/an
PET
522mm
AET
290mm
Mean slope
4,7°
Water table
92cm
Forest
99%
Crops
0%
Urban
0%
Protected
96%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)