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Datums for 8760551, South Pass LA


Elevations on Station Datum

Station: 8760551, South Pass, LA
Status: Accepted (Aug 25 2014)
Units: Feet
T.M.: 90
Epoch: 2007-2011
Datum: STND
DatumValueDescription
MHHW5.20Mean Higher-High Water
MHW5.19Mean High Water
MTL4.59Mean Tide Level
MSL4.59Mean Sea Level
DTL4.59Mean Diurnal Tide Level
MLW4.00Mean Low Water
MLLW3.98Mean Lower-Low Water
NAVD88
STND0.00Station Datum
GT1.23Great Diurnal Range
MN1.19Mean Range of Tide
DHQ0.02Mean Diurnal High Water Inequality
DLQ0.02Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Maximum7.21Highest Observed Water Level
Max Date & Time09/27/1998 21:54Highest Observed Water Level Date and Time
Minimum0.28Lowest Observed Water Level
Min Date & Time03/19/1978 06:00Lowest Observed Water Level Date and Time
HAT6.19Highest Astronomical Tide
HAT Date & Time10/18/1989 03:30HAT Date and Time
LAT2.79Lowest Astronomical Tide
LAT Date & Time01/27/1987 10:48LAT Date and Time
Tidal Datum Analysis Periods
12/01/1994 - 11/30/1998




Products available at 8760551 South Pass, LA

Revised: 10/15/2013
NOAA / National Ocean Service
Web site owner: Center for Operational Oceanographic Products and Services