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Datums for 8720030, Fernandina Beach FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8720030, Fernandina Beach, FL
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW6.56Mean Higher-High Water
MHW6.21Mean High Water
MTL3.20Mean Tide Level
MSL3.29Mean Sea Level
DTL3.28Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD883.82North American Vertical Datum of 1988
STND-1.70Station Datum
GT6.56Great Diurnal Range
MN6.02Mean Range of Tide
DHQ0.35Mean Diurnal High Water Inequality
DLQ0.19Mean Diurnal Low Water Inequality
HWI1.36Greenwich High Water Interval (in hours)
LWI7.26Greenwich Low Water Interval (in hours)
Max Tide13.50Highest Observed Tide
Max Tide Date & Time10/02/1898 02:42Highest Observed Tide Date & Time
Min Tide-4.10Lowest Observed Tide
Min Tide Date & Time01/24/1940 01:30Lowest Observed Tide Date & Time
HAT8.37Highest Astronomical Tide
HAT Date & Time11/05/1998 14:18HAT Date and Time
LAT-1.63Lowest Astronomical Tide
LAT Date & Time02/08/1997 07:36LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/1994
01/01/1997 - 12/31/2001
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8720030 Fernandina Beach, FL

Revised: 08/08/2018
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services