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Datums for 8724178, SPANISH HARBOR VIADUCT, BIG PINE KEY FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724178, SPANISH HARBOR VIADUCT, BIG PINE KEY, FL
Status: Accepted (Dec 30 2003)
Units: Feet
Control Station: 8724580 Key West, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.39Mean Higher-High Water
MHW1.14Mean High Water
MTL0.62Mean Tide Level
MSL0.63Mean Sea Level
DTL0.69Mean Diurnal Tide Level
MLW0.10Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.45North American Vertical Datum of 1988
STND-1.53Station Datum
GT1.39Great Diurnal Range
MN1.05Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.10Mean Diurnal Low Water Inequality
HWI2.03Greenwich High Water Interval (in hours)
LWI8.35Greenwich 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
06/01/1974 - 06/30/1974
To refer water level heights to NAVD88 (North American Vertical Datum of 1988), apply the values located at National Geodetic Survey.




Products available at 8724178 SPANISH HARBOR VIADUCT, BIG PINE KEY, FL

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