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> Site Information
LOCATION.--Lat 42°48'15.1", long 73°50'51.6" referenced to North American Datum of 1983, Saratoga County, NY, Hydrologic Unit 02020004, on right bank 180 ft upstream from Vischer Ferry Dam at Lock 7 on Erie (Barge) Canal, 1.0 mi upstream from Stony Creek and Vischer Ferry, 7.0 mi downstream from Schenectady, and 12 mi upstream from mouth.
DRAINAGE AREA.--3,371 mi².
PERIOD OF RECORD.--June 1913 to September 1919 (published in 1914 as "at Barge Canal lock 7"), October 1919 to January 1926 and November 2014 to current year (gage heights only).
GAGE.--Water-stage recorder. Datum of gage is 199.46 ft above NAVD of 1988 and 200.00 ft above NGVD of 1929 (VERTCON). Prior to November 2014, at different sites and datums.
REMARKS.--Considerable regulation of stage by Lock 7 on the Erie (Barge) Canal and Vischer Ferry Dam hydroelectric facility.
Water Years 2015-20: Records fair.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, about 140,000 ft³/s, March 28, 1914, caused by breakup of upstream ice jam, gage height, 7.6 ft, datum then in use; maximum gage height, 15.04 ft, Feb. 22, 2018 (ice jam); minimum gage height, 7.74 ft, Dec. 31, 2017 (result of freezeup).
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> Rating Information
This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
2014-11-01  2021-10-16


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

Gage height, feet

Most recent instantaneous value: 12.69 10-16-2021   20:10 EST
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