HydroBASINS lev08 watershed · #4080946530
Bassin de Ariāl Khan River
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 4 administrative regions : Gazipur, Kishoreganj, Mymensingh, Narsingdi
Sub-basin area
228,3km²
Upstream area
228,6km²
Discharge
11,22m³/s
Mean elev.
13m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- NarsingdiDhaka · Bangladesh104.2 km²45.7% of basin
- KishoreganjDhaka · Bangladesh80.8 km²35.5% of basin
- GazipurDhaka · Bangladesh42.1 km²18.5% of basin
- MymensinghMymensingh · Bangladesh0.7 km²0.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 distinct species · 3 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°
25,6°C
Annual rain
2 165mm
Moisture idx (CMI)
0,33
Runoff
1 551mm/an
PET
1 449mm
AET
1 098mm
Mean slope
0,2°
Water table
7cm
Forest
0%
Crops
84%
Urban
37%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)