Datums for 8723807, SHELL KEY, N.W.SIDE FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8723807, SHELL KEY, N.W.SIDE, FL
Status: Accepted (Oct 26 2005)
Units: Feet
Control Station: 8724580 Key West, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.73Mean Higher-High Water
MHW0.61Mean High Water
MTL0.31Mean Tide Level
MSL0.30Mean Sea Level
DTL0.36Mean Diurnal Tide Level
MLW0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-3.39Station Datum
GT0.73Great Diurnal Range
MN0.60Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.01Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich 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
06/01/1975 - 06/30/1975




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