Datums for 8726347, EGMONT KEY, TAMPA BAY FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8726347, EGMONT KEY, TAMPA BAY, FL
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 8726724 Clearwater Beach, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.15Mean Higher-High Water
MHW1.90Mean High Water
MTL1.14Mean Tide Level
MSL1.16Mean Sea Level
DTL1.08Mean Diurnal Tide Level
MLW0.38Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.59North American Vertical Datum of 1988
STND-1.29Station Datum
GT2.15Great Diurnal Range
MN1.52Mean Range of Tide
DHQ0.25Mean Diurnal High Water Inequality
DLQ0.38Mean 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
HAT2.96Highest Astronomical Tide
HAT Date & Time06/15/2026 15:42HAT Date and Time
LAT-0.93Lowest Astronomical Tide
LAT Date & Time12/05/2025 11:00LAT Date and Time
Tidal Datum Analysis Periods
06/01/1990 - 11/30/1990




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