HydroBASINS lev08 watershed · #3080301520
Bassin de Чиркуо
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
1 015,2km²
Upstream area
4 856,1km²
Discharge
21,59m³/s
Mean elev.
322m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #30803179001202 km²
- Bassin · #3080317910187 km²
2 dept-equivalent regions (GADM L2)
- 642.5 km²62.9% of basin
- Katangskiy rayonIrkutsk · Russia379.0 km²37.1% of basin
2 intersecting protected areas
Resource Reserve
646.80 km² overlap
Vilyujskoe vodohranilishhe
IUCN Not ReportedProtected Natural Landscape
0.21 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 7 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°
-9,3°C
Annual rain
327mm
Moisture idx (CMI)
-0,33
Runoff
142mm/an
PET
491mm
AET
290mm
Mean slope
4,1°
Water table
96cm
Forest
78%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)