Datums for 8767816, Lake Charles LA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8767816, Lake Charles, LA
Status: Accepted (Sep 13 2017)
Units: Feet
Control Station: 8770570 Sabine Pass North, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW1.41Mean Higher-High Water
MHW1.31Mean High Water
MTL0.78Mean Tide Level
MSL0.79Mean Sea Level
DTL0.71Mean Diurnal Tide Level
MLW0.26Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
CRD_OFFSETColumbia River Datum Offset
STND-26.39Station Datum
GT1.41Great Diurnal Range
MN1.05Mean Range of Tide
DHQ0.10Mean Diurnal High Water Inequality
DLQ0.25Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide4.91Highest Observed Tide
Max Tide Date & Time08/30/2017 14:42Highest Observed Tide Date & Time
Min Tide-2.93Lowest Observed Tide
Min Tide Date & Time01/02/2008 14:36Lowest Observed Tide Date & Time
HAT1.79Highest Astronomical Tide
HAT Date & Time05/24/1986 15:36HAT Date and Time
LAT-0.93Lowest Astronomical Tide
LAT Date & Time01/18/1988 19:24LAT Date and Time
Tidal Datum Analysis Periods
03/01/2007 - 02/29/2008
02/01/2009 - 01/31/2010
09/01/2010 - 08/31/2016




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