Datums for 8775237, Port Aransas TX

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775237, Port Aransas, TX
Status: Accepted (Dec 7 2020)
Units: Feet
Control Station: 8779770 Port Isabel, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
MHHW1.04Mean Higher-High Water
MHW1.01Mean High Water
MTL0.57Mean Tide Level
MSL0.65Mean Sea Level
DTL0.52Mean Diurnal Tide Level
MLW0.12Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.15North American Vertical Datum of 1988
STND-4.61Station Datum
GT1.04Great Diurnal Range
MN0.89Mean Range of Tide
DHQ0.03Mean Diurnal High Water Inequality
DLQ0.12Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide6.23Highest Observed Tide
Max Tide Date & Time08/26/2017 02:18Highest Observed Tide Date & Time
Min Tide-1.34Lowest Observed Tide
Min Tide Date & Time01/01/2003 13:42Lowest Observed Tide Date & Time
HAT1.80Highest Astronomical Tide
HAT Date & Time10/12/2025 05:54HAT Date and Time
LAT-1.00Lowest Astronomical Tide
LAT Date & Time01/10/2005 14:36LAT Date and Time
Tidal Datum Analysis Periods
09/01/2016 - 08/31/2019

Products available at 8775237 Port Aransas, TX