HydroBASINS lev08 watershed · #4080129860
Bassin de Ларсу 1-я
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 : Komsomol'skiy rayon, Vaninskiy rayon
Sub-basin area
882,6km²
Upstream area
1 944,9km²
Discharge
14,83m³/s
Mean elev.
623m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Тумнин720 km²
- Bassin de Удумин343 km²
2 dept-equivalent regions (GADM L2)
- Vaninskiy rayonKhabarovsk · Russia874.7 km²98.7% of basin
- Komsomol'skiy rayonKhabarovsk · Russia11.1 km²1.3% of basin
1 intersecting protected areas
Verhnetumninskij
IUCN IVState Natural Zakaznik
107.93 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
8 distinct species · 8 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°
-3,3°C
Annual rain
689mm
Moisture idx (CMI)
0,25
Runoff
258mm/an
PET
515mm
AET
462mm
Mean slope
6,8°
Water table
118cm
Forest
37%
Crops
0%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)