Datums for 8723519, OCEAN REEF HARBOR, KEY LARGO FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8723519, OCEAN REEF HARBOR, KEY LARGO, FL
Status: Accepted (May 29 2003)
Units: Feet
Control Station: 8723170 Miami Beach, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.54Mean Higher-High Water
MHW2.51Mean High Water
MTL1.36Mean Tide Level
MSL1.39Mean Sea Level
DTL1.27Mean Diurnal Tide Level
MLW0.21Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD882.26North American Vertical Datum of 1988
STND-2.34Station Datum
GT2.53Great Diurnal Range
MN2.30Mean Range of Tide
DHQ0.03Mean Diurnal High Water Inequality
DLQ0.21Mean Diurnal Low Water Inequality
HWI1.01Greenwich High Water Interval (in hours)
LWI7.25Greenwich Low Water Interval (in hours)
Max Tide3.51Highest Observed Tide
Max Tide Date & Time11/02/1971 07:42Highest Observed Tide Date & Time
Min Tide-1.33Lowest Observed Tide
Min Tide Date & Time04/15/1972 15:30Lowest 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
02/01/1971 - 01/31/1972
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




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