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USGS 04262500 WEST BRANCH OSWEGATCHIE RIVER NEAR HARRISVILLE NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
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.
REVISIONS HISTORY.--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 and 737.97 ft above NAVD of 1988. 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 2014-21: 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.
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> Rating Information
This station managed by the NY Water Science Center Potsdam.

Available Parameters Available Period
  
1989-10-01  2022-08-19
2007-10-01  2022-08-19







 (7)
 

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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: 151 08-19-2022   00:30 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Aug 19 based on 106 water years of record more
Min
(1934)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Aug 19
Mean 75th
percen-
tile
Max
(1981)
29.0 77 119 151 184 212 1170


Gage height, feet

Most recent instantaneous value: 1.94 08-19-2022   00:30 EST
Graph of  Gage height, feet

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