Datums for 8724189, WATER KEY, BIG SPANISH CHANNEL FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8724189, WATER KEY, BIG SPANISH CHANNEL, FL
Status: Accepted (Sep 7 2004)
Units: Feet
Control Station: 8724211 BIG PINE KEY VIADUCT, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.46Mean Higher-High Water
MHW1.22Mean High Water
MTL0.73Mean Tide Level
MSL0.73Mean Sea Level
DTL0.73Mean Diurnal Tide Level
MLW0.24Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-2.16Station Datum
GT1.45Great Diurnal Range
MN0.98Mean Range of Tide
DHQ0.23Mean Diurnal High Water Inequality
DLQ0.24Mean Diurnal Low Water Inequality
HWI6.15Greenwich High Water Interval (in hours)
LWI11.01Greenwich 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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