Essequibo Basin
Station: Apaikwa


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Apaikwa (3308300) Basin Name: Essequibo
River Name: Mazaruni Next Downstream Station:None
GRDC Country Code: GY Distance to Next Downstream Station: N.A.
Start Year [Month]: 1978 [1] Upstream Station(s): None
End Year [Month]: 1995 [12]
Mean Discharge: 773 m3/s
Minimum Discharge: 92 m3/s
Maximum Discharge: 2047 m3/s Length of Upstream Mainstem: 245 km
Mean Interstation Discharge: 773 m3/s Distance to Basin Outlet: 346 km
GRDC Catchment Area: 14000 km2 STN Catchment Area: 15373 km2
GRDC Interstation Area: 14000 km2 STN Interstation Area: 15373 km2
GRDC Station Runoff: 1741 mm/yr STN Station Runoff: 1586 mm/yr
GRDC Interstation Runoff: 1741 mm/yr STN Interstation Runoff: 1586 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 650.0 322.2 1312.1
Feb 473.8 141.0 965.1
Mar 484.6 176.2 1194.5
Apr 594.2 91.5 1395.3
May 1122.8 200.5 1840.8
Jun 1506.2 840.2 2047.0
Jul 1216.2 879.5 1533.9
Aug 911.1 538.4 1298.9
Sep 595.5 258.8 1195.6
Oct 470.9 155.6 1081.1
Nov 489.8 141.7 972.7
Dec 761.5 463.9 1232.5