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  • USGS 02231000 ST. MARYS RIVER NEAR MACCLENNY, FL

    PROVISIONAL DATA SUBJECT TO REVISION

    Click to hidestation-specific text

    This gage is monitored in cooperation with the St. Johns River Water Management District and the National Streamflow Information Program.

    Link to the St. Johns River Water Management District. Link to the National Streamflow Information Program

    LOCATION.--Lat 30°21'31", long 82°04'54" referenced to North American Datum of 1927, in NW 1/4 sec.2, T.2 S., R.22 E., Baker County, FL, Hydrologic Unit 03070204, on right bank 200 ft downstream from site of former Stokes Bridge, 1 mi downstream from confluence of North and South Prongs, 6 mi northeast of Macclenny, and 100 mi upstream from mouth.

    DRAINAGE AREA.--700 mi2, approximately, includes part of watershed in Okefenokee Swamp, which is indeterminate.

    PERIOD OF RECORD.--October 1926 to current year.

    GAGE.--Water-stage recorder and data-collection platform. Datum of gage is 40.00 ft above NGVD of 1929 and 39.06 ft above NAVD of 1988. Prior to Feb. 21, 1939, nonrecording gage and Feb. 21, 1939 to Aug. 15, 1948, water-stage recorder, at site of former bridge 200 ft upstream, at same datum.

    Available Parameters Available Period
    All 3 Available Parameters for this site
      
    00060 Discharge 2007-10-01  2014-09-01
    00065 Gage height 2007-10-01  2014-09-01
    63160 Stream level, NAVD 2010-10-01  2014-09-01

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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: 57   09-01-2014  20:45 EDT
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    Daily discharge, cubic feet per second -- statistics for Sep 1 based on 87 years of record more
    Min
    (2001)
    Most Recent
    Instantaneous
    Value Sep 1
    25th
    percen-
    tile
    Median Mean 75th
    percen-
    tile
    Max
    (2008)
    22 57 200 503 931 1140 6010


    Gage height, feet

    Most recent instantaneous value: 2.23   09-01-2014  20:45 EDT
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    Stream water level elevation above NAVD 1988, in feet

    Most recent instantaneous value: 41.29   09-01-2014  20:45 EDT
    Graph of  Stream water level elevation above NAVD 1988, in feet

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