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    USGS 03056000 TYGART VALLEY R AT TYGART DAM NR GRAFTON, WV

    PROVISIONAL DATA SUBJECT TO REVISION

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    LOCATION.--Lat 39°19'11", long 80°01'31", 
          referenced to North American Datum of 1927, Taylor County, WV, Hydrologic Unit 05020001, 
          downstream of Tygart Dam, 2.2 mi upstream from Threefork Creek, 2.4 mi upstream from Grafton, 
          and at mile 150.9.
    
    DRAINAGE AREA.--1,182 mi2.
    PERIOD OF RECORD.--July 1938 to September 1982, October 1986 to September 1988 
          (daily and annual maximum discharge), October 1988 to September 1991 (daily discharge and peaks), 
          October 2005 to September 2008 (annual maximum gage height), October 2008 to September 2009 
          (annual maximum and minimum gage height), October 2009 to current year (daily discharge and peaks). 
          Prior to October 1960, published as Tygart River at Tygart Dam near Grafton. 
          Records prior to June 1, 1987, provided by U.S. Army Corps of Engineers.
    GAGE.--Water-stage recorder. Datum of gage is 960.55 ft above COE 1912.
    REMARKS.--Flow regulated since June 1938 by Tygart Dam. Discharge includes that of Three Fork Creek.
    This gaging station is maintained in cooperation with:
            U.S. Army Corps of Engineers, Pittsburgh District
    

    Current shift adjusted stage-discharge rating table. These tab delimited tables are updated daily and can change frequently. If you use these ratings, it is important that you update often so that you have the most current version.
    What is a shift adjusted stage-discharge rating?

    This station managed by the Charleston Field Office.

    Available Parameters Available Period
    All 3 Available Parameters for this site
      
    00060 Discharge 2009-10-01  2014-08-22
    00065 Gage height 2014-04-24  2014-08-22
    00010 Temperature, water 2010-10-01  2014-08-22

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


    Discharge, cubic feet per second

    Most recent instantaneous value: 415   08-22-2014  05:00 EDT
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    Daily discharge, cubic feet per second -- statistics for Aug 22 based on 54 years of record more
    Min
    (1965)
    Most Recent
    Instantaneous
    Value Aug 22
    25th
    percen-
    tile
    Median 75th
    percen-
    tile
    Mean Max
    (1980)
    274 415 450 568 949 1280 14000


    Gage height, feet

    Most recent instantaneous value: 5.17   08-22-2014  05:00 EDT
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