Niger Basin
Station: Alcongui


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Alcongui (1234080) Basin Name: Niger
River Name: Gorouol Next Downstream Station:Niamey (1234150)
GRDC Country Code: NR Distance to Next Downstream Station: 241 km
Start Year [Month]: 1957 [4] Upstream Station(s): None
End Year [Month]: 1989 [9]
Mean Discharge: 9 m3/s
Minimum Discharge: 0 m3/s
Maximum Discharge: 237 m3/s Length of Upstream Mainstem: 425 km
Mean Interstation Discharge: 9 m3/s Distance to Basin Outlet: 1585 km
GRDC Catchment Area: 44900 km2 STN Catchment Area: 56713 km2
GRDC Interstation Area: 44900 km2 STN Interstation Area: 56713 km2
GRDC Station Runoff: 6 mm/yr STN Station Runoff: 5 mm/yr
GRDC Interstation Runoff: 6 mm/yr STN Interstation Runoff: 5 mm/yr
Station Field DescriptionsBasin Field Descriptions


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Site Descriptor Information Station Time Series Data


Hydrograph Station Data
Extreme Values Over Period Of Record
Month MeanQ
m3/s
MinQ
m3/s
MaxQ
m3/s
Jan 0.0 0.0 1.0
Feb 0.0 0.0 0.0
Mar 0.0 0.0 0.0
Apr 0.0 0.0 0.0
May 0.0 0.0 0.0
Jun 1.9 0.0 28.0
Jul 18.6 1.0 187.0
Aug 42.2 8.0 237.0
Sep 31.5 7.0 78.0
Oct 8.1 0.0 63.0
Nov 0.9 0.0 7.0
Dec 0.2 0.0 5.0