Datums for 8775132, La Quinta Channel North TX


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8775132, La Quinta Channel North, TX
Status: Accepted (Jul 12 2023)
Units: Feet
Control Station: 8775237 Port Aransas, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.71Mean Higher-High Water
MHW0.69Mean High Water
MTL0.36Mean Tide Level
MSL0.41Mean Sea Level
DTL0.36Mean Diurnal Tide Level
MLW0.03Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88-0.07North American Vertical Datum of 1988
STND-7.13Station Datum
GT0.71Great Diurnal Range
MN0.66Mean Range of Tide
DHQ0.02Mean Diurnal High Water Inequality
DLQ0.03Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide2.23Highest Observed Tide
Max Tide Date & Time04/24/2023 00:42Highest Observed Tide Date & Time
Min Tide-0.43Lowest Observed Tide
Min Tide Date & Time04/09/2022 17:12Lowest Observed Tide Date & Time
HAT1.00Highest Astronomical Tide
HAT Date & Time12/06/2025 06:48HAT Date and Time
LAT-0.35Lowest Astronomical Tide
LAT Date & Time12/05/2025 19:00LAT Date and Time
Tidal Datum Analysis Periods
03/01/2022 - 02/28/2023




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