HydroBASINS lev08 watershed · #3080333110
Bassin de Наяхан
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 : Severo-Evenskiy rayon
Sub-basin area
374,7km²
Upstream area
1 174,1km²
Discharge
11,24m³/s
Mean elev.
908m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Наяхан493 km²
- Bassin de Наяхан306 km²
1 dept-equivalent regions (GADM L2)
- 377.0 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 5 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°
-12,6°C
Annual rain
443mm
Moisture idx (CMI)
0,21
Runoff
364mm/an
PET
348mm
AET
293mm
Mean slope
18,9°
Water table
450cm
Forest
23%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)