USGS 02234000 ST. JOHNS RIVER ABOVE LAKE HARNEY NEAR GENEVA, 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.

Link to the St. Johns River Water Management District.

REMARKS.--Computed discharge at this station may differ from individual measurements because of changes in tidal influence, wind, or other factors.

Available Parameters Available Period
  
2007-12-12  2021-10-01
1990-10-01  2026-07-22
2007-10-01  2026-07-22
2007-12-12  2021-10-01
2010-11-11  2021-10-01
2010-10-01  2026-07-22
2026-03-23  2026-07-22







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
 
-- Data temporarily unavailable for the time period specified --

Discharge, cubic feet per second
Most recent instantaneous value: 1450 07-22-2026   03:30 EDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jul 22 based on 44 water years of record more
Min
(2000)		 25th
percen-
tile		 Median Most Recent
Instantaneous
Value Jul 22		 Mean 75th
percen-
tile		 Max
(2018)
100 872 1340 1450 1860 2130 6220

Gage height, feet
Most recent instantaneous value: 2.52 07-22-2026   03:30 EDT
Graph of Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
 
-- Data temporarily unavailable for the time period specified --

Dissolved oxygen, water, unfiltered, milligrams per liter
 
-- Data temporarily unavailable for the time period specified --

Stream water level elevation above NAVD 1988, in feet
Most recent instantaneous value: 1.22 07-22-2026   03:30 EDT
Graph of Stream water level elevation above NAVD 1988, in feet

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Mean water velocity for discharge computation, feet per second
Most recent instantaneous value: 0.24 07-22-2026   03:30 EDT
Graph of Mean water velocity for discharge computation, feet per second

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