HydroBASINS lev08 watershed · #3080163760
Bassin de Седедема
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 3 administrative regions : Abyyskiy rayon, Momskiy rayon, Verkhnekolymskiy rayon
Sub-basin area
717,9km²
Upstream area
718km²
Discharge
4,81m³/s
Mean elev.
468m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 714.8 km²98.9% of basin
- 8.2 km²1.1% of basin
- 0.0 km²0.0% of basin
1 intersecting protected areas
Eselyah (Eselyah)
IUCN VIResource Reserve
101.05 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 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°
-14,9°C
Annual rain
259mm
Moisture idx (CMI)
-0,28
Runoff
173mm/an
PET
363mm
AET
235mm
Mean slope
8,0°
Water table
177cm
Forest
56%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)