Datums for 8765785, Intracoastal City LA

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8765785, Intracoastal City, LA
Status: Accepted (Jul 09 2021)
Units: Feet
Control Station: 8764227 LAWMA, Amerada Pass, LA
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.60Mean Higher-High Water
MHW1.48Mean High Water
MTL0.87Mean Tide Level
MSL0.83Mean Sea Level
DTL0.80Mean Diurnal Tide Level
MLW0.26Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD881.23North American Vertical Datum of 1988
STND-29.09Station Datum
GT1.60Great Diurnal Range
MN1.22Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.26Mean 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
HAT2.00Highest Astronomical Tide
HAT Date & Time10/29/2007 05:30HAT Date and Time
LAT-1.03Lowest Astronomical Tide
LAT Date & Time01/21/2023 18:54LAT Date and Time
Tidal Datum Analysis Periods
11/01/2019 - 01/31/2020


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