HydroBASINS lev08 watershed · #3080346770
Bassin de Чона
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 : Katangskiy rayon, Mirninskiy rayon
Sub-basin area
1 299,2km²
Upstream area
1 299,2km²
Discharge
5,26m³/s
Mean elev.
325m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1305.8 km²99.9% of basin
- Katangskiy rayonIrkutsk · Russia1.3 km²0.1% of basin
2 intersecting protected areas
Resource Reserve
1267.74 km² overlap
Vilyujskoe vodohranilishhe
IUCN Not ReportedProtected Natural Landscape
23.12 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 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°
-8,7°C
Annual rain
337mm
Moisture idx (CMI)
-0,33
Runoff
127mm/an
PET
505mm
AET
298mm
Mean slope
3,1°
Water table
70cm
Forest
90%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)