Datums for 8720625, Racy Point, St Johns River FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720625, Racy Point, St Johns River, FL
Status: Superseded (Apr 17 2003) (Accepted Jun 7 2000)
Units: Feet
Control Station: 8720220 Mayport (Ferry Depot), FL
T.M.: 75
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW1.25Mean Higher-High Water
MHW1.19Mean High Water
MTL0.64Mean Tide Level
MSL0.65Mean Sea Level
DTL0.63Mean Diurnal Tide Level
MLW0.08Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND1.04Station Datum
GT1.25Great Diurnal Range
MN1.12Mean Range of Tide
DHQ0.06Mean Diurnal High Water Inequality
DLQ0.08Mean Diurnal Low Water Inequality
HWI7.30Greenwich High Water Interval (in hours)
LWI1.39Greenwich Low Water Interval (in hours)
Max Tide6.12Highest Observed Tide
Max Tide Date & Time10/07/2016 22:54Highest Observed Tide Date & Time
Min Tide-0.83Lowest Observed Tide
Min Tide Date & Time04/15/2004 10:30Lowest Observed Tide Date & Time
HAT1.96Highest Astronomical Tide
HAT Date & Time10/18/2028 19:18HAT Date and Time
LAT-0.45Lowest Astronomical Tide
LAT Date & Time02/01/2037 14:18LAT Date and Time
Tidal Datum Analysis Periods
04/01/1997 - 06/30/1997




Products available at 8720625 Racy Point, St Johns River, FL