GHAASBasin1057 Basin
Station: Ishikari-Ohashi


GRDC Station Information
STN Derived Subbasin Information
Station Name (GRDC ID): Ishikari-Ohashi (2587100) Basin Name: GHAASBasin1057
River Name: Ishikari Next Downstream Station:None
GRDC Country Code: JP Distance to Next Downstream Station: N.A.
Start Year [Month]: 1954 [1] Upstream Station(s): None
End Year [Month]: 1986 [12]
Mean Discharge: 467 m3/s
Minimum Discharge: 77 m3/s
Maximum Discharge: 1889 m3/s Length of Upstream Mainstem: 218 km
Mean Interstation Discharge: 467 m3/s Distance to Basin Outlet: 69 km
GRDC Catchment Area: 12697 km2 STN Catchment Area: 11221 km2
GRDC Interstation Area: 12697 km2 STN Interstation Area: 11221 km2
GRDC Station Runoff: 1160 mm/yr STN Station Runoff: 1313 mm/yr
GRDC Interstation Runoff: 1160 mm/yr STN Interstation Runoff: 1313 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 226.7 79.0 377.0
Feb 208.7 77.0 302.0
Mar 297.4 127.0 543.0
Apr 1189.9 128.0 1889.0
May 840.3 293.0 1810.0
Jun 364.2 112.0 540.0
Jul 307.2 108.0 694.0
Aug 528.2 171.0 1886.0
Sep 432.3 152.0 827.0
Oct 417.0 164.0 750.0
Nov 439.2 172.0 687.0
Dec 354.7 174.0 517.0