Datums for 8775083, ARANSAS PASS, REDFISH BAY


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775083, ARANSAS PASS, REDFISH BAY
Status: Accepted (Aug 11 2020)
Units: Feet
Control Station: 8774770 Rockport, TX
T.M.: 0
Epoch: 2002-2006
Datum: MLLW
DatumValueDescription
MHHW0.54Mean Higher-High Water
MHW0.53Mean High Water
MTL0.27Mean Tide Level
MSL0.32Mean Sea Level
DTL0.27Mean Diurnal Tide Level
MLW0.01Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.37North American Vertical Datum of 1988
STND-26.40Station Datum
GT0.55Great Diurnal Range
MN0.52Mean Range of Tide
DHQ0.02Mean Diurnal High Water Inequality
DLQ0.01Mean 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
HAT0.78Highest Astronomical Tide
HAT Date & Time12/06/2025 06:54HAT Date and Time
LAT-0.29Lowest Astronomical Tide
LAT Date & Time12/05/2025 17:24LAT Date and Time
Tidal Datum Analysis Periods
11/01/2019 - 02/29/2020




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