HydroBASINS lev08 watershed · #3080468900
Bassin de Дялханнах
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 : Aldanskiy rayon, Neryungri gorsovet
Sub-basin area
479,6km²
Upstream area
39 168,3km²
Discharge
453,79m³/s
Mean elev.
558m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Чомполо261 km²
- Bassin de Алдан75 km²
2 dept-equivalent regions (GADM L2)
- 292.2 km²60.6% of basin
- 189.9 km²39.4% of basin
1 intersecting protected areas
Ulahan-Tala
IUCN VIResource Reserve
148.28 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°
-6,5°C
Annual rain
540mm
Moisture idx (CMI)
0,01
Runoff
409mm/an
PET
534mm
AET
417mm
Mean slope
3,9°
Water table
119cm
Forest
90%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)