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USGS 02301000 NORTH PRONG ALAFIA RIVER AT KEYSVILLE FL

  Stream Site

DESCRIPTION:
Latitude 27°53'01",   Longitude 82°06'01"   NAD27
Hillsborough County, Florida, Hydrologic Unit 03100204
Drainage area: 135 square miles
Datum of gage: 37.59 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1987-10-07  2025-11-03  
 Daily Data
    Temperature, water, degrees Celsius  1968-07-05  1990-09-29  869 
    Discharge, cubic feet per second  1950-05-01  2025-11-02  26577 
    Gage height, feet  1973-10-01  2025-11-02  17498 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1968-07-05  1990-09-29  943 
    Phosphate, water, unfiltered, milligrams per liter as PO4  1968-10-18  1971-09-24  146 
    Fluoride, water, filtered, milligrams per liter  1968-10-18  1990-09-29  856 
    Stream water level elevation above NAVD 1988, in feet  2011-02-08  2025-11-02  5202 
    Orthophosphate, water, unfiltered, milligrams per liter as phosphorus  1971-10-01  1990-09-29  713 
 Daily Statistics 
    Discharge, cubic feet per second  1950-05-01  2024-10-10 26189 
    Gage height, feet  1973-10-01  2024-10-10 17110 
    Stream water level elevation above NAVD 1988, in feet  2011-02-08  2024-10-10 4814 
 Monthly Statistics 
    Discharge, cubic feet per second  1950-05  2024-10  
    Gage height, feet  1973-10  2024-10  
    Stream water level elevation above NAVD 1988, in feet  2011-02  2024-10  
 Annual Statistics 
    Discharge, cubic feet per second  1950  2025  
    Gage height, feet  1974  2025  
    Stream water level elevation above NAVD 1988, in feet  2011  2025  
 Peak streamflow 1950-09-07  2024-08-05  72 
 Field measurements 1950-05-24  2025-08-13  636 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1965-01-27  2011-08-19  357 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
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