LOCATION.--Lat 44°51'49", long
74°46'44" referenced to North American Datum of 1983,
St. Lawrence County, NY, Hydrologic Unit 04150306, on left bank
600 ft upstream from abandoned highway bridge at Brasher
Center, and 6.5 mi downstream from West Branch.
DRAINAGE AREA.--612 mi².
PERIOD OF RECORD.--August 1910 to October 1917, November
1917 to December 1918 (estimated monthly discharges only,
published in WSP 1307), January 1919 to September 1996, annual
maximum only--1997, October 1997 to current year.
REVISIONS HISTORY.--WSP 1387: 1910-16, 1917(M). WDR
NY-82-1: Drainage area.
GAGE.--Water-stage recorder and crest-stage gage. Datum
of gage is 217.23 ft above NGVD of 1929 and 216.83 ft above
NAVD of 1988. Prior to June 24, 1916, nonrecording gage at site
600 ft downstream at different datum. June 24, 1916 to Nov. 10,
1917, and Jan. 1, 1919 to Aug. 13, 1920, nonrecording gage at
present site and datum.
REMARKS.--Slight diurnal fluctuation caused by
powerplant operations upstream from station.
Water Years 2014-20: Records good except those for estimated
daily discharges, which are poor.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge,
16,800 ft³/s, Apr. 6, 1937, gage height, 12.82 ft; maximum gage
height, about 15.3 ft, Apr. 6, 1937 (ice jam); minimum
discharge observed, about 34 ft³/s, Aug. 8, 1917, gage height,
5.25 ft.
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