Datums for 8720220, Mayport (Ferry Depot) FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720220, Mayport (Ferry Depot), FL
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station:
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW4.87Mean Higher-High Water
MHW4.60Mean High Water
MTL2.37Mean Tide Level
MSL2.42Mean Sea Level
DTL2.44Mean Diurnal Tide Level
MLW0.15Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD883.01North American Vertical Datum of 1988
STND-1.80Station Datum
GT4.86Great Diurnal Range
MN4.45Mean Range of Tide
DHQ0.27Mean Diurnal High Water Inequality
DLQ0.14Mean Diurnal Low Water Inequality
HWI1.15Greenwich High Water Interval (in hours)
LWI7.08Greenwich Low Water Interval (in hours)
Max Tide7.30Highest Observed Tide
Max Tide Date & Time09/09/1964 23:36Highest Observed Tide Date & Time
Min Tide-3.40Lowest Observed Tide
Min Tide Date & Time01/24/1940 01:24Lowest Observed Tide Date & Time
HAT6.31Highest Astronomical Tide
HAT Date & Time10/16/1993 13:48HAT Date and Time
LAT-1.51Lowest Astronomical Tide
LAT Date & Time02/08/1997 07:24LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 11/30/2000




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