Datums for 8726089, LONGBOAT KEY FL

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8726089, LONGBOAT KEY, FL
Status: Accepted (May 7 2003)
Units: Feet
Control Station: 8726520 St. Petersburg, Tampa Bay, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
MHHW2.07Mean Higher-High Water
MHW1.69Mean High Water
MTL1.06Mean Tide Level
MSL1.06Mean Sea Level
DTL1.03Mean Diurnal Tide Level
MLW0.42Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.50North American Vertical Datum of 1988
STND-2.29Station Datum
GT2.07Great Diurnal Range
MN1.27Mean Range of Tide
DHQ0.37Mean Diurnal High Water Inequality
DLQ0.42Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide4.38Highest Observed Tide
Max Tide Date & Time06/25/1974 00:00Highest Observed Tide Date & Time
Min Tide-1.74Lowest Observed Tide
Min Tide Date & Time04/05/1977 00:00Lowest 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
08/01/1973 - 07/31/1974

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