Datums for 8720226, Southbank Riverwalk, St Johns River FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720226, Southbank Riverwalk, St Johns River, FL
Status: Superseded (Apr 17 2003) (Accepted Aug 13 2002)
Units: Feet
Control Station: 8720218 Mayport (Bar Pilots Dock), FL
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW1.92Mean Higher-High Water
MHW1.88Mean High Water
MTL1.01Mean Tide Level
MSL1.10Mean Sea Level
DTL0.96Mean Diurnal Tide Level
MLW0.12Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND1.59Station Datum
GT1.92Great Diurnal Range
MN1.77Mean Range of Tide
DHQ0.03Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWI2.78Greenwich High Water Interval (in hours)
LWI9.11Greenwich Low Water Interval (in hours)
Max Tide7.12Highest Observed Tide
Max Tide Date & Time09/11/2017 16:54Highest Observed Tide Date & Time
Min Tide-1.50Lowest Observed Tide
Min Tide Date & Time04/14/2004 17:36Lowest Observed Tide Date & Time
HAT3.07Highest Astronomical Tide
HAT Date & Time10/18/2032 14:18HAT Date and Time
LAT-0.67Lowest Astronomical Tide
LAT Date & Time02/13/2036 10:06LAT Date and Time
Tidal Datum Analysis Periods
10/01/2001 - 06/30/2002




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