HydroBASINS lev08 watershed · #2080255020
Bassin de Ердва
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 3 administrative regions : Afanas'evskiy rayon, Balezinskiy rayon, Sivinskiy rayon
Sub-basin area
395,4km²
Upstream area
395,4km²
Discharge
2,99m³/s
Mean elev.
262m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 323.2 km²81.3% of basin
- 41.6 km²10.5% of basin
- 32.6 km²8.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
7 distinct species · 7 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°
1,3°C
Annual rain
632mm
Moisture idx (CMI)
0,07
Runoff
237mm/an
PET
587mm
AET
445mm
Mean slope
1,8°
Water table
46cm
Forest
91%
Crops
2%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)