Datums for 8724196, PORPOISE KEY FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724196, PORPOISE KEY, FL
Status: Accepted (Feb 03 2004)
Units: Feet
Control Station: 8724211 BIG PINE KEY VIADUCT, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.34Mean Higher-High Water
MHW1.09Mean High Water
MTL0.66Mean Tide Level
MSL0.70Mean Sea Level
DTL0.67Mean Diurnal Tide Level
MLW0.24Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-1.61Station Datum
GT1.34Great Diurnal Range
MN0.86Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.23Mean Diurnal Low Water Inequality
HWI6.14Greenwich High Water Interval (in hours)
LWI10.88Greenwich 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
08/01/1974 - 08/31/1974




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