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Datums for 8764044, Berwick, Atchafalaya River LA


Elevations on Station Datum

Station: 8764044, Berwick, Atchafalaya River, LA
Status: Accepted (Apr 22 2013)
Units: Feet
T.M.: 0
Epoch: 1983-2001
Datum: STND
DatumValueDescription
MHHW20.22Mean Higher-High Water
MHW20.17Mean High Water
MTL19.94Mean Tide Level
MSL19.97Mean Sea Level
DTL19.94Mean Diurnal Tide Level
MLW19.72Mean Low Water
MLLW19.67Mean Lower-Low Water
NAVD88
STND0.00Station 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)
Maximum26.02Highest Observed Water Level
Max Date & Time05/29/2011 15:06Highest Observed Water Level Date and Time
Minimum16.87Lowest Observed Water Level
Min Date & Time08/29/2012 07:42Lowest Observed Water Level Date and Time
HAT20.32Highest Astronomical Tide
HAT Date & Time07/10/1987 12:42HAT Date and Time
LAT19.45Lowest 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