Datums for 8760668, GRAND PASS LA

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8760668, GRAND PASS, LA
Status: Accepted (Apr 17 2003)
Units: Feet
Control Station: 8747437 Bay Waveland Yacht Club, MS
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
MHHW1.47Mean Higher-High Water
MHW1.41Mean High Water
MTL0.73Mean Tide Level
MSL0.73Mean Sea Level
DTL0.73Mean Diurnal Tide Level
MLW0.06Mean Low Water
MLLW0.00Mean Lower-Low Water
STND-2.76Station Datum
GT1.47Great Diurnal Range
MN1.36Mean Range of Tide
DHQ0.06Mean Diurnal High Water Inequality
DLQ0.06Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide5.57Highest Observed Tide
Max Tide Date & Time01/20/1983 09:00Highest Observed Tide Date & Time
Min Tide-2.23Lowest Observed Tide
Min Tide Date & Time04/12/1988 07:24Lowest Observed Tide Date & Time
HAT2.45Highest Astronomical Tide
HAT Date & Time10/11/2025 06:42HAT Date and Time
LAT-1.47Lowest Astronomical Tide
LAT Date & Time01/09/2005 13:54LAT Date and Time
Tidal Datum Analysis Periods
10/01/1981 - 09/30/1988

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