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ALL DATA ARE EASTERN STANDARD TIME

USGS 04262500 WEST BRANCH OSWEGATCHIE RIVER NEAR HARRISVILLE NY

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 44°11'08", long 75°19'51" referenced to North American Datum of 1983, St. Lawrence County, NY, Hydrologic Unit 04150302, on right bank just downstream from bridge on Osborne Road, 0.5 mi northeast of Geers Corners, 1.5 mi downstream from Big Creek, and 4.0 mi downstream from Harrisville.
DRAINAGE AREA.--258 mi2.
PERIOD OF RECORD.--July 1916 to current year.
REVISED RECORDS.--WSP 784: 1934. WDR NY-82-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 738.51 ft above NGVD of 1929. Prior to Nov. 30, 1933, nonrecording gage at same site and datum.
REMARKS.--Since June 1985, extensive diurnal fluctuation and slight regulation caused by powerplant upstream from station. Water Years 2014-15: Records good except those for estimated daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 8,700 ft3/s, Jan. 9, 1998, gage height, 10.64 ft; minimum discharge prior to regulation, 25 ft3/s, Sept. 1, 1934, gage height, 0.86 ft; minimum discharge since regulation, 20 ft3/s, Aug. 11, 1985, gage height, 0.83 ft.

Peak Flow and Stage Information
This station managed by the NY Water Science Center, Troy.

Available Parameters Available Period
All 2 Available Parameters for this site
  
00060 Discharge 2007-10-01  2016-08-25
00065 Gage height 2016-04-27  2016-08-25

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 171   08-25-2016   04:30 EST
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Daily discharge, cubic feet per second -- statistics for Aug 25 based on 100 years of record more
Min
(1934)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Aug 25
Mean 75th
percen-
tile
Max
(2010)
33 74 117 171 183 201 2110


Gage height, feet

Most recent instantaneous value: 2.03   08-25-2016   04:30 EST
Graph of  Gage height, feet

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