HydroBASINS lev08 watershed · #3080261720
Bassin de Верхний Орах
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 : Severo-Evenskiy rayon
Sub-basin area
334,9km²
Upstream area
334,9km²
Discharge
2,82m³/s
Mean elev.
628m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 337.1 km²100.0% of basin
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°
-12,6°C
Annual rain
298mm
Moisture idx (CMI)
-0,15
Runoff
282mm/an
PET
353mm
AET
253mm
Mean slope
9,3°
Water table
187cm
Forest
22%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)