HydroBASINS lev08 watershed · #2080087800
Bassin · #2080087800
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 : Damghan, Nayin, Semnan
Sub-basin area
2 278,1km²
Upstream area
2 278,4km²
Discharge
0,53m³/s
Mean elev.
777m
Species present
1 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°
20,1°C
Annual rain
92mm
Moisture idx (CMI)
-0,94
Runoff
15mm/an
PET
1 618mm
AET
76mm
Mean slope
1,1°
Water table
289cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)