HydroBASINS lev08 watershed · #3080232050
Bassin de Силян
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 : Kobyayskiy rayon
Sub-basin area
515,3km²
Upstream area
515,3km²
Discharge
3,66m³/s
Mean elev.
1 163m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 518.7 km²100.0% of basin
1 intersecting protected areas
Ozero Sebyan Kyuel`
IUCN IIIUnique Lake
3.36 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°
-18,1°C
Annual rain
374mm
Moisture idx (CMI)
-0,03
Runoff
223mm/an
PET
386mm
AET
312mm
Mean slope
11,3°
Water table
251cm
Forest
18%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)