Datums for 8770613, Morgans Point, Barbours Cut TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8770613, Morgans Point, Barbours Cut, TX
Status: Accepted (Nov 6 2020)
Units: Feet
Control Station: 8771450 Galveston Pier 21, TX
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.33Mean Higher-High Water
MHW1.26Mean High Water
MTL0.69Mean Tide Level
MSL0.73Mean Sea Level
DTL0.67Mean Diurnal Tide Level
MLW0.13Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.01North American Vertical Datum of 1988
STND-5.13Station Datum
GT1.33Great Diurnal Range
MN1.13Mean Range of Tide
DHQ0.07Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide6.62Highest Observed Tide
Max Tide Date & Time09/12/2008 21:00Highest Observed Tide Date & Time
Min Tide-3.27Lowest Observed Tide
Min Tide Date & Time01/19/1996 18:00Lowest Observed Tide Date & Time
HAT2.00Highest Astronomical Tide
HAT Date & Time05/17/2007 17:12HAT Date and Time
LAT-1.23Lowest Astronomical Tide
LAT Date & Time01/21/2023 19:54LAT Date and Time
Tidal Datum Analysis Periods
04/01/1997 - 03/31/2008
12/01/2008 - 11/30/2009
11/01/2010 - 10/31/2019




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