Datums for 8723861, ALLIGATOR REEF LIGHTHOUSE FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8723861, ALLIGATOR REEF LIGHTHOUSE, FL
Status: Accepted (Dec 5 2005)
Units: Feet
Control Station: 8723747 TAVERNIER HAWK CHANNEL, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.22Mean Higher-High Water
MHW2.08Mean High Water
MTL1.14Mean Tide Level
MSL1.15Mean Sea Level
DTL1.11Mean Diurnal Tide Level
MLW0.19Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.61Station Datum
GT2.23Great Diurnal Range
MN1.89Mean Range of Tide
DHQ0.14Mean Diurnal High Water Inequality
DLQ0.20Mean Diurnal Low Water Inequality
HWI1.25Greenwich High Water Interval (in hours)
LWI7.38Greenwich 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
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
05/01/1971 - 11/30/1971




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