HydroBASINS lev08 watershed · #3080253250
Bassin de Ясачная
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
407,7km²
Upstream area
7 863km²
Discharge
87,56m³/s
Mean elev.
159m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ясачная896 km²
- Bassin de Ясачная165 km²
1 dept-equivalent regions (GADM L2)
- 410.4 km²100.0% of basin
1 intersecting protected areas
Bassejn YAsachnaya
IUCN VIResource Reserve
410.38 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°
-11,4°C
Annual rain
271mm
Moisture idx (CMI)
-0,42
Runoff
245mm/an
PET
472mm
AET
248mm
Mean slope
4,6°
Water table
80cm
Forest
67%
Crops
0%
Urban
0%
Protected
35%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)