Churchill (Hud) Basin
Station: above Granville Falls


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): above Granville Falls (4214260) Basin Name: Churchill (Hud)
River Name: Churchill River Next Downstream Station:None
GRDC Country Code: CN Distance to Next Downstream Station: N.A.
Start Year [Month]: 1966 [1] Upstream Station(s): Cold Lake Reserve (4214210)
End Year [Month]: 1984 [12]
Mean Discharge: 860 m3/s
Minimum Discharge: 496 m3/s
Maximum Discharge: 1970 m3/s Length of Upstream Mainstem: 1072 km
Mean Interstation Discharge: 838 m3/s Distance to Basin Outlet: 772 km
GRDC Catchment Area: 228000 km2 STN Catchment Area: 240626 km2
GRDC Interstation Area: 213500 km2 STN Interstation Area: 226287 km2
GRDC Station Runoff: 119 mm/yr STN Station Runoff: 113 mm/yr
GRDC Interstation Runoff: 124 mm/yr STN Interstation Runoff: 117 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 789.4 613.0 940.0
Feb 784.9 585.0 896.0
Mar 775.3 558.0 932.0
Apr 772.9 513.0 924.0
May 873.6 663.0 1130.0
Jun 906.5 662.0 1270.0
Jul 920.1 633.0 1421.0
Aug 891.0 527.0 1460.0
Sep 895.8 546.0 1402.0
Oct 907.9 507.0 1314.0
Nov 932.6 496.0 1970.0
Dec 873.1 614.0 1850.0