HydroBASINS lev08 watershed · #3080213000
Bassin de Тнэквеем
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 : Anadyrskiy rayon
Sub-basin area
112,9km²
Upstream area
5 668km²
Discharge
78,94m³/s
Mean elev.
33m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Гачгагыргываам2811 km²
- Bassin de Тнэквеем3 km²
1 dept-equivalent regions (GADM L2)
- 113.6 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
5 distinct species · 5 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°
-8,8°C
Annual rain
296mm
Moisture idx (CMI)
0,01
Runoff
419mm/an
PET
294mm
AET
228mm
Mean slope
2,1°
Water table
49cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)