Datums for 8761529, MARTELLO CASTLE, LAKE BORGNE LA

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8761529, MARTELLO CASTLE, LAKE BORGNE, LA
Status: Accepted (Mar 20 2008)
Units: Feet
Control Station: 8747437 Bay Waveland Yacht Club, MS
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.37Mean Higher-High Water
MHW1.25Mean High Water
MTL0.65Mean Tide Level
MSL0.68Mean Sea Level
DTL0.69Mean Diurnal Tide Level
MLW0.05Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-63.24Station Datum
GT1.38Great Diurnal Range
MN1.20Mean Range of Tide
DHQ0.12Mean Diurnal High Water Inequality
DLQ0.05Mean 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
HAT1.89Highest Astronomical Tide
HAT Date & Time12/06/2025 07:48HAT Date and Time
LAT-0.48Lowest Astronomical Tide
LAT Date & Time12/23/2026 18:30LAT Date and Time
Tidal Datum Analysis Periods
01/01/2007 - 05/31/2007


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