LOCATION.--Lat 42°05'30.0", long
76°03'23.5" referenced to North American Datum of
1983, Broome County, NY, Hydrologic Unit 02050103, on left bank
400 ft downstream from County Highway 48 bridge, at Vestal, and
800 ft upstream from Choconut Creek.
DRAINAGE AREA.--3,941 mi².
PERIOD OF RECORD.--March 1937 to June 1967, annual
maximum only--1968-2009, October 2009 to current year.
GAGE.--Water-stage recorder. Datum of gage is 799.19 ft
above NGVD of 1929 (levels by Corps of Engineers) and
798.72 ft above NAVD of 1988.
REMARKS.--Minor regulation by upstream lakes and
reservoirs.
Water Years 2014-23: Records good except those for estimated
daily discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge,
129,000 ft³/s, Sept. 8, 2011, gage height, 35.26 ft; minimum
discharge, 230 ft³/s, Sept. 20, 21, 1964; minimum gage height,
0.98 ft, Oct. 20, 1939.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of March 1936,
reached a stage of 30.5 ft, from floodmarks, discharge, 107,000
ft³/s.
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