Datums for 8726639, TAMPA, BALLAST POINT FL


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8726639, TAMPA, BALLAST POINT, FL
Status: Accepted (Feb 25 2004)
Units: Feet
Control Station: 8726520 St. Petersburg, Tampa Bay, FL
T.M.: 75
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW2.73Mean Higher-High Water
MHW2.42Mean High Water
MTL1.43Mean Tide Level
MSL1.47Mean Sea Level
DTL1.36Mean Diurnal Tide Level
MLW0.44Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.77North American Vertical Datum of 1988
STND-1.02Station Datum
GT2.73Great Diurnal Range
MN1.98Mean Range of Tide
DHQ0.31Mean Diurnal High Water Inequality
DLQ0.44Mean Diurnal Low Water Inequality
HWI7.35Greenwich High Water Interval (in hours)
LWI0.96Greenwich 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
HAT3.64Highest Astronomical Tide
HAT Date & Time08/09/1987 18:36HAT Date and Time
LAT-1.16Lowest Astronomical Tide
LAT Date & Time12/31/1986 13:48LAT Date and Time
Tidal Datum Analysis Periods
07/01/1996 - 09/30/1996




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