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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 2015-19: 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).

Peak Flow and Stage Information

Mohawk River Ice Jam Monitoring

Gage PhotoStation image


This station managed by the NY Water Science Center Troy.

Available Parameters Available Period
2014-11-01  2020-07-04


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

Gage height, feet

Most recent instantaneous value: 11.82 07-04-2020   01:40 EST
Graph of  Gage height, feet

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