HydroBASINS lev08 watershed · #4080601940
Bassin de Tirgiwan
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 1 administrative regions : Tala Wa Barfak
Sub-basin area
109,1km²
Upstream area
9 669,4km²
Discharge
22,79m³/s
Mean elev.
1 960m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Tirgiwan412 km²
- Bassin de رود سرخآب328 km²
1 dept-equivalent regions (GADM L2)
- 109.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
9 distinct species · 9 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°
9,8°C
Annual rain
302mm
Moisture idx (CMI)
-0,72
Runoff
149mm/an
PET
1 130mm
AET
261mm
Mean slope
19,3°
Water table
707cm
Forest
0%
Crops
16%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)