Orange Basin
Station: Engelbrechtsdrift


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Engelbrechtsdrift (1159800) Basin Name: Orange
River Name: Vaal Next Downstream Station:de Hoop 65 (1159500)
GRDC Country Code: ZA Distance to Next Downstream Station: 420 km
Start Year [Month]: 1964 [10] Upstream Station(s): None
End Year [Month]: 1986 [9]
Mean Discharge: 39 m3/s
Minimum Discharge: 0 m3/s
Maximum Discharge: 1110 m3/s Length of Upstream Mainstem: 333 km
Mean Interstation Discharge: 39 m3/s Distance to Basin Outlet: 1557 km
GRDC Catchment Area: 38564 km2 STN Catchment Area: 46741 km2
GRDC Interstation Area: 38564 km2 STN Interstation Area: 46741 km2
GRDC Station Runoff: 32 mm/yr STN Station Runoff: 26 mm/yr
GRDC Interstation Runoff: 32 mm/yr STN Interstation Runoff: 26 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 71.9 0.0 378.0
Feb 135.8 0.0 1110.0
Mar 45.4 2.0 208.0
Apr 24.5 6.0 91.0
May 17.6 6.0 115.0
Jun 11.9 2.0 31.0
Jul 14.0 6.0 36.0
Aug 19.0 8.0 37.0
Sep 23.6 9.0 54.0
Oct 25.5 11.0 55.0
Nov 23.5 2.0 89.0
Dec 52.8 1.0 369.0