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Water-Year Summary for Site 01356000

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
01356000 MOHAWK RIVER AT VISCHER FERRY DAM, NY
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.
SURFACE-WATER RECORDS
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 2015-22: 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).
WATER-QUALITY RECORDS
PERIOD OF RECORD -

CHEMICAL DATA: 1952-53, 1972-75.

WATER TEMPERATURE: October 1951 to September 1975.

REMARKS - Twice daily water-temperature measurements were made at approximately 0800 and 1600 and furnished by New York State Department of Transportation.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum daily, 29.5°C, Aug. 5, 1955; minimum daily, 0.0°C on many days during winter periods.