Datums for 8724580, Key West FL

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724580, Key West, FL
Status: Accepted (Aug 24 2010)
Units: Feet
Control Station:
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
MHHW1.81Mean Higher-High Water
MHW1.52Mean High Water
MTL0.88Mean Tide Level
MSL0.89Mean Sea Level
DTL0.90Mean Diurnal Tide Level
MLW0.24Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.76North American Vertical Datum of 1988
STND-4.56Station Datum
GT1.81Great Diurnal Range
MN1.28Mean Range of Tide
DHQ0.29Mean Diurnal High Water Inequality
DLQ0.24Mean Diurnal Low Water Inequality
HWI2.77Greenwich High Water Interval (in hours)
LWI8.40Greenwich Low Water Interval (in hours)
Max Tide4.94Highest Observed Tide
Max Tide Date & Time10/24/2005 08:42Highest Observed Tide Date & Time
Min Tide-1.66Lowest Observed Tide
Min Tide Date & Time02/19/1928 03:06Lowest Observed Tide Date & Time
HAT2.63Highest Astronomical Tide
HAT Date & Time10/28/2007 03:06HAT Date and Time
LAT-0.77Lowest Astronomical Tide
LAT Date & Time01/21/2023 08:18LAT Date and Time
Tidal Datum Analysis Periods
01/01/1983 - 12/31/2001

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