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  • USGS 01325000 SACANDAGA RIVER AT STEWARTS BRIDGE NR HADLEY NY

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text

    This station is operated in cooperation with:
       Brookfield Renewable Power
       Hudson River-Black River Regulating District


    LOCATION.--Lat 43°18'41", long 73°52'02" referenced to North American Datum of 1983, Saratoga County, NY, Hydrologic Unit 02020002, on left bank 1.0 mi downstream from Stewarts Bridge, 1.1 mi west of Hadley, 1.4 mi upstream from mouth, and 1.5 mi downstream from Stewarts Bridge hydroelectric plant.
    DRAINAGE AREA.--1,055 mi2.
    PERIOD OF RECORD.--September 1907 to current year. Published as "near Hadley" 1907-l910, "at Hadley" 1911-32 and "at Conklingville" 1932-52. Records published for both sites October 1951 to September 1952.
    REVISED RECORDS.--WSP 1302: 1908. WSP 1432: 1910-12, 1916-21. WDR NY-83-1: 1968(M), 1971-72(M), 1976-77(M), 1979(M).
    GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 582.00 ft above NGVD of 1929. Prior to Jan. 1, 1911, nonrecording gage at site about 1 mi upstream at different datum. Jan. 1, 1911 to Sept. 30, 1932, at site 0.8 mi downstream at datum 8.82 ft lower. Oct. 1, 1932 to Sept. 30, 1952, at site 3.6 mi upstream at datum 85.47 ft higher.
    REMARKS.--Records good except those below about 50 ft3/s, which are fair. Flow regulated by Great Sacandaga Lake since Mar. 27, 1930 (station 01323500); discharge over spillway, part or all of several days in 1983, 1990, 1993, 2000, 2003-04, 2006-08, 2011 (only spillage since completion of Conklingville Dam in 1930). Extensive diurnal fluctuation caused by release of water from Great Sacandaga Lake, through Elmer J. West hydroelectric station directed by Board of Hudson River-Black River Regulating District and through Stewarts Bridge hydroelectric station. Satellite and telephone gage-height telemeter at station.
    EXTREMES FOR PERIOD OF RECORD.--Maximum discharge since construction of Great Sacandaga Lake, 16,500 ft3/s, May 2, 2011, gage height, 10.40 ft; minimum, 4.2 ft3/s, May 4, 1985, Mar. 30, 31, Apr. 1-10, 11, 13, 14, 15, 1992.
    EXTREMES FOR PERIOD PRIOR TO REGULATION.--Maximum discharge prior to construction of Great Sacandaga Lake, about 35,500 ft3/s, Mar. 28, 1913, gage height, 12.36 ft, site and datum then in use.
    Derived from NY Annual Water-Data Report 2013

    Peak Flow and Stage Information
    This station managed by the NY Water Science Center, Troy.

    Available Parameters Available Period
    All 2 Available Parameters for this site
      
    00065 Gage height 2014-04-24  2014-08-22
    00060 Discharge 2007-10-01  2014-08-22

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


    Gage height, feet

    Most recent instantaneous value: 1.82   08-22-2014  21:30 EST
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    Discharge, cubic feet per second

    Most recent instantaneous value: 376   08-22-2014  21:30 EST
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    Daily discharge, cubic feet per second -- statistics for Aug 22 based on 83 years of record more
    Min
    (1937)
    Most Recent
    Instantaneous
    Value Aug 22
    25th
    percen-
    tile
    Mean Median 75th
    percen-
    tile
    Max
    (1985)
    21 376 1750 1900 2050 2360 3090