Datums for 8721223, TURTLE MOUND FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8721223, TURTLE MOUND, FL
Status: Accepted (Dec 28 2010)
Units: Feet
Control Station: 8720030 Fernandina Beach, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.56Mean Higher-High Water
MHW0.46Mean High Water
MTL0.23Mean Tide Level
MSL0.18Mean Sea Level
DTL0.28Mean Diurnal Tide Level
MLW0.00Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.58North American Vertical Datum of 1988
STND-3.11Station Datum
GT0.56Great Diurnal Range
MN0.45Mean Range of Tide
DHQ0.10Mean Diurnal High Water Inequality
DLQ0.00Mean Diurnal Low Water Inequality
HWI4.17Greenwich High Water Interval (in hours)
LWI11.47Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HAT0.57Highest Astronomical Tide
HAT Date & Time11/23/1999 16:12HAT Date and Time
LAT-0.13Lowest Astronomical Tide
LAT Date & Time12/22/1995 23:06LAT Date and Time
Tidal Datum Analysis Periods
03/01/1979 - 03/31/1979




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