HydroBASINS lev08 watershed · #2080087750

Bassin · #2080087750

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, Shahrud

Endorheic 230% lakePfafstetter: 29254020

Sub-basin area

2 401,7km²

Upstream area

2 401,7km²

Discharge

0,32m³/s

Mean elev.

720m

Administrative coverage

3 dept-equivalent regions (GADM L2)

Shahrud
Semnan · Iran
1270.2 km²
52.9% of basin
Damghan
Semnan · Iran
815.4 km²
34.0% of basin
Nayin
Esfahan · Iran
315.7 km²
13.1% of basin

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

5 distinct species · 5 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°

20,0°C

Annual rain

111mm

Moisture idx (CMI)

-0,93

Runoff

5mm/an

PET

1 589mm

AET

93mm

Mean slope

0,1°

Water table

46cm

Forest

Crops

Urban

Protected

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)