Datums for 8761305, Shell Beach LA

NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8761305, Shell Beach, LA
Status: Accepted (Feb 27 2018)
Units: Feet
Control Station: 8747437 Bay Waveland Yacht Club, MS
T.M.: 90
Epoch: 1983-2001
Datum: MLLW
MHHW1.47Mean Higher-High Water
MHW1.40Mean High Water
MTL0.74Mean Tide Level
MSL0.75Mean Sea Level
DTL0.73Mean Diurnal Tide Level
MLW0.08Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD880.72North American Vertical Datum of 1988
STND-31.35Station Datum
GT1.47Great Diurnal Range
MN1.31Mean Range of Tide
DHQ0.07Mean Diurnal High Water Inequality
DLQ0.08Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide10.84Highest Observed Tide
Max Tide Date & Time08/29/2012 05:24Highest Observed Tide Date & Time
Min Tide-3.02Lowest Observed Tide
Min Tide Date & Time10/29/2020 04:06Lowest Observed Tide Date & Time
HAT2.36Highest Astronomical Tide
HAT Date & Time10/19/2008 10:12HAT Date and Time
LAT-0.95Lowest Astronomical Tide
LAT Date & Time01/21/2023 18:30LAT Date and Time
Tidal Datum Analysis Periods
07/01/2009 - 06/30/2011
01/01/2012 - 12/31/2012
01/01/2014 - 12/31/2015
06/01/2016 - 05/31/2017

Products available at 8761305 Shell Beach, LA