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Datums for 8764044, Berwick, Atchafalaya River LA


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 8764044, Berwick, Atchafalaya River, LA
Status: Accepted (Apr 22 2013)
Units: Feet
Control Station: 8770570 Sabine Pass North, TX
T.M.: 0
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW0.55Mean Higher-High Water
MHW0.50Mean High Water
MTL0.27Mean Tide Level
MSL0.30Mean Sea Level
DTL0.27Mean Diurnal Tide Level
MLW0.05Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND-19.67Station Datum
GT0.55Great Diurnal Range
MN0.46Mean Range of Tide
DHQ0.04Mean Diurnal High Water Inequality
DLQ0.05Mean Diurnal Low Water Inequality
HWIGreenwich High Water Interval (in hours)
LWIGreenwich Low Water Interval (in hours)
Max Tide-13.32Highest Observed Tide
Max Tide Date & Time05/29/2011 15:06Highest Observed Tide Date & Time
Min Tide-22.47Lowest Observed Tide
Min Tide Date & Time08/29/2012 07:42Lowest Observed Tide Date & Time
HAT0.65Highest Astronomical Tide
HAT Date & Time07/10/1987 12:42HAT Date and Time
LAT-0.22Lowest Astronomical Tide
LAT Date & Time12/31/1986 18:30LAT Date and Time
Tidal Datum Analysis Periods
12/01/2003 - 11/30/2004
07/01/2007 - 06/30/2008
11/01/2008 - 10/31/2012




Products available at 8764044 Berwick, Atchafalaya River, LA

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