Mekong Basin
Station: Ubon


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Ubon (2969200) Basin Name: Mekong
River Name: Nam Mun Next Downstream Station:Pakse (2469260)
GRDC Country Code: TH Distance to Next Downstream Station: 107 km
Start Year [Month]: 1955 [6] Upstream Station(s): Ban Chot (2969082)
End Year [Month]: 1991 [12]
Mean Discharge: 616 m3/s
Minimum Discharge: 5 m3/s
Maximum Discharge: 5606 m3/s Length of Upstream Mainstem: 468 km
Mean Interstation Discharge: 566 m3/s Distance to Basin Outlet: 918 km
GRDC Catchment Area: 104000 km2 STN Catchment Area: 104137 km2
GRDC Interstation Area: 93800 km2 STN Interstation Area: 92251 km2
GRDC Station Runoff: 187 mm/yr STN Station Runoff: 186 mm/yr
GRDC Interstation Runoff: 190 mm/yr STN Interstation Runoff: 193 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 80.1 28.0 153.0
Feb 59.5 13.0 127.0
Mar 60.8 10.0 158.0
Apr 66.9 5.0 205.0
May 119.6 8.0 458.0
Jun 320.9 35.0 1281.0
Jul 595.5 101.0 1692.0
Aug 950.8 195.0 2194.0
Sep 1722.8 325.0 3480.0
Oct 2089.8 567.0 5606.0
Nov 1075.6 161.0 2695.0
Dec 246.2 68.0 846.0