Datums for 8729747, SHIELD POINT, BLACKWATER RIVER


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8729747, SHIELD POINT, BLACKWATER RIVER
Status: Accepted (Jun 12 2003)
Units: Feet
Control Station: 8729840 Pensacola, FL
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.59Mean Higher-High Water
MHW1.49Mean High Water
MTL0.80Mean Tide Level
MSL0.79Mean Sea Level
DTL0.80Mean Diurnal Tide Level
MLW0.10Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.48North American Vertical Datum of 1988
STND-2.99Station Datum
GT1.59Great Diurnal Range
MN1.39Mean Range of Tide
DHQ0.10Mean Diurnal High Water Inequality
DLQ0.09Mean 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
HAT2.39Highest Astronomical Tide
HAT Date & Time10/11/2025 07:00HAT Date and Time
LAT-1.14Lowest Astronomical Tide
LAT Date & Time01/10/2005 15:42LAT Date and Time
Tidal Datum Analysis Periods
01/01/1993 - 10/31/1993




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