St. Lawrence Basin
Station: la Cave Rapids


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): la Cave Rapids (4243050) Basin Name: St. Lawrence
River Name: Ottawa Next Downstream Station:Chats Falls (4243100)
GRDC Country Code: CN Distance to Next Downstream Station: 242 km
Start Year [Month]: 1966 [1] Upstream Station(s): None
End Year [Month]: 1984 [12]
Mean Discharge: 696 m3/s
Minimum Discharge: 235 m3/s
Maximum Discharge: 2050 m3/s Length of Upstream Mainstem: 579 km
Mean Interstation Discharge: 696 m3/s Distance to Basin Outlet: 1219 km
GRDC Catchment Area: 47900 km2 STN Catchment Area: 48022 km2
GRDC Interstation Area: 47900 km2 STN Interstation Area: 48022 km2
GRDC Station Runoff: 458 mm/yr STN Station Runoff: 457 mm/yr
GRDC Interstation Runoff: 458 mm/yr STN Interstation Runoff: 457 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 730.3 563.0 1010.0
Feb 726.2 588.0 1010.0
Mar 680.9 586.0 851.0
Apr 842.2 482.0 1410.0
May 1044.8 529.0 2050.0
Jun 842.7 443.0 1466.0
Jul 578.4 306.0 1100.0
Aug 493.3 336.0 765.0
Sep 441.9 235.0 600.0
Oct 533.2 274.0 833.0
Nov 686.1 360.0 1110.0
Dec 751.4 442.0 1530.0