Datums for 8760943, SW Pass LA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8760943, SW Pass, LA
Status: Superseded (Apr 17 2003) (Accepted Sep 25 2002)
Units: Feet
Control Station: 8761724 Grand Isle, LA
T.M.: 90
Epoch: 1960-1978
Datum: MLLW
DatumValueDescription
MHHW1.33Mean Higher-High Water
MHW1.30Mean High Water
MTL0.67Mean Tide Level
MSL0.64Mean Sea Level
DTL0.65Mean Diurnal Tide Level
MLW0.04Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-13.88Station Datum
GT1.37Great Diurnal Range
MN1.26Mean Range of Tide
DHQ0.03Mean Diurnal High Water Inequality
DLQ0.04Mean Diurnal Low Water Inequality
HWI-989.00Greenwich High Water Interval (in hours)
LWI-989.00Greenwich Low Water Interval (in hours)
Max Tide4.31Highest Observed Tide
Max Tide Date & Time09/26/2002 04:00Highest Observed Tide Date & Time
Min Tide-0.72Lowest Observed Tide
Min Tide Date & Time01/19/2003 02:00Lowest Observed Tide Date & Time
HAT2.06Highest Astronomical Tide
HAT Date & Time10/29/2007 03:00HAT Date and Time
LAT-0.97Lowest Astronomical Tide
LAT Date & Time01/20/2023 11:36LAT Date and Time
Tidal Datum Analysis Periods
09/01/2002 - 09/21/2002




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