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LOCATION.--Lat 43°18'41", long 75°06'30" referenced to North American Datum of 1927, Oneida County, NY, Hydrologic Unit 02020004, on south side of north gatehouse at Hinckley Dam on West Canada Creek at Hinckley, and 2.2 mi east of Prospect.
DRAINAGE AREA.--372 mi2.
PERIOD OF RECORD.--March 1914 to September 2007 (month-end elevations and contents), October 2007 to September 2013 (daily mean elevations and month-end contents), October 2013 to current year (daily mean elevations). In 2008 water year, daily mean elevations for April 1996 through September 2008 published.
REVISED RECORDS.--WDR NY-85-1: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is Barge Canal datum. To convert elevations to NGVD of 1929, subtract 1.04 ft.
COOPERATION.--Capacity table provided by New York State Canal Corporation.
REMARKS.--Reservoir is formed by earth and concrete dam; storage began March 1914. Usable capacity 3,320 mil ft3 between elevation 1,173.5 and 1,225.0 ft. Elevation of inverts of four 60-inch discharge pipes at north end of spillway is 1,169.5 ft, and elevation of inverts of two 42-inch pipes at south end for diverting water to city of Utica is 1,164.25 ft. Crest of ogee spillway is at elevation 1,225.0 ft. Length of spillway is 400 ft. Area of water surface at crest elevation is 4.46 mi2. Figures given herein represent usable contents. Diversion for municipal supply of Utica began prior to 1921. Diversion records (01343899) provided by Mohawk Valley Water Authority.
Capacity table (elevation, in feet, and usable contents, in millions of cubic feet)

Elevation  Contents      Elevation  Contents
1,173.5        0         1,205.0    1,440
1,175.0       27         1,215.0    2,260
1,185.0      306         1,225.0    3,320
1,195.0      787         1,230.0    4,010

EXTREMES FOR PERIOD OF RECORD.--Maximum contents, 4,124 mil ft3, Apr. 28, 2011, elevation, 1,230.74 ft; minimum contents observed, 25 mil ft3, Nov. 17, 1964, elevation, 1,174.9 ft (from Report to the Governor by the Hinckley Reservoir Working Group, 2008).

Peak Flow and Stage Information

Gage Photo


This station managed by the NY Water Science Center Troy.

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72264 Lake/res elev, NYBCD 2007-10-01  2017-01-16

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Lake or reservoir elevation above New York State Barge Canal Datum (NYBCD), feet

Most recent instantaneous value: 1216.60 01-16-2017   11:45 EST
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