HydroBASINS lev08 watershed · #2080379430
Bassin de Большой Иргиз
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 : Krasnopartizanskiy rayon, Pugachevskiy rayon
Sub-basin area
139,7km²
Upstream area
139,7km²
Discharge
0,39m³/s
Mean elev.
91m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 132.6 km²94.5% of basin
- 7.7 km²5.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
13 distinct species · 15 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°
5,4°C
Annual rain
440mm
Moisture idx (CMI)
-0,45
Runoff
87mm/an
PET
796mm
AET
378mm
Mean slope
0,8°
Water table
216cm
Forest
0%
Crops
67%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)