Saint John Basin
Station: Pokiok


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Pokiok (4231600) Basin Name: Saint John
River Name: St.John Next Downstream Station:None
GRDC Country Code: CN Distance to Next Downstream Station: N.A.
Start Year [Month]: 1918 [9] Upstream Station(s): Fort Kent (4231200)
End Year [Month]: 1967 [9]
Mean Discharge: 728 m3/s
Minimum Discharge: 75 m3/s
Maximum Discharge: 4540 m3/s Length of Upstream Mainstem: 466 km
Mean Interstation Discharge: 454 m3/s Distance to Basin Outlet: 189 km
GRDC Catchment Area: 38800 km2 STN Catchment Area: 37966 km2
GRDC Interstation Area: 24100 km2 STN Interstation Area: 25317 km2
GRDC Station Runoff: 591 mm/yr STN Station Runoff: 604 mm/yr
GRDC Interstation Runoff: 594 mm/yr STN Interstation Runoff: 566 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 308.2 99.0 762.0
Feb 223.0 75.0 611.0
Mar 332.4 96.0 2300.0
Apr 1803.0 350.0 3602.0
May 2364.9 1070.0 4540.0
Jun 809.7 255.0 1990.0
Jul 458.4 142.0 1040.0
Aug 333.6 119.0 1280.0
Sep 328.2 94.0 1160.0
Oct 473.5 113.0 1310.0
Nov 762.3 146.0 2510.0
Dec 535.4 109.0 2220.0