St. Lawrence Basin
Station: Centrale de Grande-Mere


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Centrale de Grande-Mere (4243300) Basin Name: St. Lawrence
River Name: Saint-Maurice Next Downstream Station:None
GRDC Country Code: CN Distance to Next Downstream Station: N.A.
Start Year [Month]: 1901 [1] Upstream Station(s): None
End Year [Month]: 1984 [12]
Mean Discharge: 756 m3/s
Minimum Discharge: 108 m3/s
Maximum Discharge: 8010 m3/s Length of Upstream Mainstem: 349 km
Mean Interstation Discharge: 756 m3/s Distance to Basin Outlet: 645 km
GRDC Catchment Area: 42000 km2 STN Catchment Area: 37530 km2
GRDC Interstation Area: 42000 km2 STN Interstation Area: 37530 km2
GRDC Station Runoff: 568 mm/yr STN Station Runoff: 635 mm/yr
GRDC Interstation Runoff: 568 mm/yr STN Interstation Runoff: 635 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 333.4 144.0 753.0
Feb 299.0 113.0 730.0
Mar 382.5 147.0 863.0
Apr 1258.9 286.0 6200.0
May 2043.3 536.0 4080.0
Jun 1055.6 400.0 2460.0
Jul 670.9 235.0 1270.0
Aug 497.4 147.0 1080.0
Sep 785.1 156.0 8010.0
Oct 678.2 161.0 3740.0
Nov 620.9 108.0 1363.0
Dec 444.9 197.0 892.0