HydroBASINS lev08 watershed · #3080131230
Bassin de Тирехтях
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 : Abyyskiy rayon, Srednekolymskiy rayon
Sub-basin area
888,2km²
Upstream area
888,3km²
Discharge
4,84m³/s
Mean elev.
161m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 891.7 km²99.7% of basin
- 2.9 km²0.3% of basin
1 intersecting protected areas
Alazeya
IUCN VIResource Reserve
13.25 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 distinct species · 2 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°
-13,8°C
Annual rain
235mm
Moisture idx (CMI)
-0,35
Runoff
211mm/an
PET
362mm
AET
220mm
Mean slope
4,9°
Water table
105cm
Forest
72%
Crops
0%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)