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USGS 301817081393600 ST JOHNS RIVER BL MARCO LK AT JACKSONVILLE, FL

  Stream Site

DESCRIPTION:
Latitude 30°18'17.21",   Longitude 81°39'36.36"   NAD83
Duval County, Florida, Hydrologic Unit 03080103
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2016-01-12  2025-04-01  
 Daily Data
    Temperature, water, degrees Celsius  2016-01-12  2025-03-31  9353 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-01-12  2025-03-31  9351 
    Salinity, water, unfiltered, parts per thousand  2016-01-12  2025-03-31  9351 
 Daily Statistics 
    Temperature, water, degrees Celsius  2016-01-12  2024-12-09 3002 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-01-12  2024-12-09 3004 
    Salinity, water, unfiltered, parts per thousand  2016-01-12  2024-12-09 3004 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2016-01  2024-12  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016-01  2024-12  
    Salinity, water, unfiltered, parts per thousand  2016-01  2024-12  
 Annual Statistics 
    Temperature, water, degrees Celsius  2016  2025  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2016  2025  
    Salinity, water, unfiltered, parts per thousand  2016  2025  
 Water-Year Summary 2016  2024  9 
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OPERATION:
Record for this site is maintained by the USGS Florida Water Science Center - Orlando
Email questions about this site to Florida Water-Data Inquiries