HydroBASINS lev08 watershed · #3080360370
Bassin de Намана
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 : Olekminskiy rayon, Suntarskiy rayon, Verkhnevilyuyskiy rayon
Sub-basin area
905,7km²
Upstream area
3 768km²
Discharge
8,06m³/s
Mean elev.
267m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #3080353330492 km²
- Bassin de Намана488 km²
3 dept-equivalent regions (GADM L2)
- 600.9 km²66.0% of basin
- 293.1 km²32.2% of basin
- 17.1 km²1.9% of basin
2 intersecting protected areas
Kempendyaj
IUCN VIResource Reserve
612.44 km² overlap
Tuobuja (Tobuya, Tobuja)
IUCN VIResource Reserve
297.80 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°
-8,1°C
Annual rain
304mm
Moisture idx (CMI)
-0,45
Runoff
74mm/an
PET
548mm
AET
276mm
Mean slope
2,8°
Water table
70cm
Forest
98%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)