HydroBASINS lev08 watershed · #3080416770
Bassin de Большой Патом
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 2 administrative regions : Bodaybinskiy rayon, Lenskiy rayon
Sub-basin area
305,4km²
Upstream area
305,4km²
Discharge
2,84m³/s
Mean elev.
437m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- Bodaybinskiy rayonIrkutsk · Russia262.3 km²85.4% of basin
- 44.9 km²14.6% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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
371mm
Moisture idx (CMI)
-0,32
Runoff
293mm/an
PET
549mm
AET
325mm
Mean slope
7,3°
Water table
162cm
Forest
84%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)