HydroBASINS lev08 watershed · #3080194820
Bassin de Силяп
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 : Verkhnekolymskiy rayon
Sub-basin area
1 811,6km²
Upstream area
1 811,6km²
Discharge
8,83m³/s
Mean elev.
255m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 1823.8 km²100.0% of basin
1 intersecting protected areas
Bassejn Ozhogino
IUCN VIResource Reserve
644.37 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 7 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°
-13,0°C
Annual rain
239mm
Moisture idx (CMI)
-0,42
Runoff
157mm/an
PET
417mm
AET
226mm
Mean slope
5,7°
Water table
113cm
Forest
76%
Crops
0%
Urban
0%
Protected
31%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)