HydroBASINS lev08 watershed · #2080747780
Bassin · #2080747780
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 : Nayin, Semnan
Sub-basin area
816,6km²
Upstream area
3 570,4km²
Discharge
0,04m³/s
Mean elev.
713m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #20807558301010 km²
- Bassin · #2080755820891 km²
2 dept-equivalent regions (GADM L2)
- 503.6 km²61.7% of basin
- 312.8 km²38.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Hydroclimate (BasinATLAS lev08)
Mean T°
20,2°C
Annual rain
104mm
Moisture idx (CMI)
-0,94
Runoff
23mm/an
PET
1 616mm
AET
87mm
Mean slope
0,5°
Water table
40cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)