HydroBASINS lev08 watershed · #3080582840
Bassin de Унана
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 : Elizovskiy rayon
Sub-basin area
49,7km²
Upstream area
1 150,1km²
Discharge
36,29m³/s
Mean elev.
395m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Перевальная504 km²
- Bassin de Унана135 km²
1 dept-equivalent regions (GADM L2)
- 49.9 km²100.0% of basin
2 intersecting protected areas
Kronotskiy
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
49.95 km² overlap
Volcanoes of Kamchatka
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
49.95 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 distinct species · 4 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°
-1,4°C
Annual rain
835mm
Moisture idx (CMI)
0,50
Runoff
966mm/an
PET
421mm
AET
381mm
Mean slope
1,7°
Water table
40cm
Forest
6%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)