HydroBASINS lev08 watershed · #2080759840
Bassin de سیمره
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 : Dalfan, Harsin, Shirvan and Chard-e-Aval
Sub-basin area
159,7km²
Upstream area
19 038,1km²
Discharge
124,51m³/s
Mean elev.
1 766m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de رودخانه بادآور1541 km²
- Bassin de سیمره272 km²
3 dept-equivalent regions (GADM L2)
- 89.8 km²56.3% of basin
- 57.2 km²35.8% of basin
- Shirvan and Chard-e-AvalIlam · Iran12.6 km²7.9% 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
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
12,2°C
Annual rain
434mm
Moisture idx (CMI)
-0,68
Runoff
182mm/an
PET
1 382mm
AET
368mm
Mean slope
22,1°
Water table
802cm
Forest
0%
Crops
18%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)