Datums for 8779748, South Padre Island CG Station TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8779748, South Padre Island CG Station, TX
Status: Accepted (Apr 9 2020)
Units: Feet
Control Station: 8779770 Port Isabel, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.37Mean Higher-High Water
MHW1.31Mean High Water
MTL0.73Mean Tide Level
MSL0.81Mean Sea Level
DTL0.68Mean Diurnal Tide Level
MLW0.14Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.93North American Vertical Datum of 1988
STND-3.63Station Datum
GT1.37Great Diurnal Range
MN1.17Mean Range of Tide
DHQ0.05Mean Diurnal High Water Inequality
DLQ0.14Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide3.55Highest Observed Tide
Max Tide Date & Time10/07/2017 23:54Highest Observed Tide Date & Time
Min Tide-0.97Lowest Observed Tide
Min Tide Date & Time12/22/2018 13:42Lowest Observed Tide Date & Time
HAT1.97Highest Astronomical Tide
HAT Date & Time10/18/1989 02:06HAT Date and Time
LAT-1.07Lowest Astronomical Tide
LAT Date & Time06/23/1986 03:12LAT Date and Time
Tidal Datum Analysis Periods
10/01/2015 - 09/30/2019




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