HydroBASINS lev08 watershed · #3080404000
Bassin de Буотама
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 : Olekminskiy rayon
Sub-basin area
283,5km²
Upstream area
4 671,1km²
Discharge
12,97m³/s
Mean elev.
438m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Буотама283 km²
- Bassin de Буотама260 km²
1 dept-equivalent regions (GADM L2)
- 285.1 km²100.0% of basin
1 intersecting protected areas
Lena Pillars Nature Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
285.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 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°
-9,4°C
Annual rain
365mm
Moisture idx (CMI)
-0,30
Runoff
67mm/an
PET
520mm
AET
320mm
Mean slope
6,2°
Water table
124cm
Forest
98%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)