HydroBASINS lev08 watershed · #3080167240
Bassin de Летняя
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 : Srednekolymskiy rayon
Sub-basin area
356,3km²
Upstream area
8 586km²
Discharge
47,88m³/s
Mean elev.
103m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Летняя1181 km²
- Bassin de Летняя921 km²
1 dept-equivalent regions (GADM L2)
- 358.7 km²100.0% of basin
1 intersecting protected areas
Kolyma
IUCN IINatural Park
5.57 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
6 distinct species · 6 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°
-12,5°C
Annual rain
211mm
Moisture idx (CMI)
-0,49
Runoff
194mm/an
PET
415mm
AET
207mm
Mean slope
4,6°
Water table
92cm
Forest
82%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)