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Datums for 9454673, PORT AUDREY AK


NOTICE: All data values are relative to the MLLW.

Elevations on Mean Lower Low Water

Station: 9454673, PORT AUDREY, AK
Status: Accepted (Apr 4 2011)
Units: Feet
T.M.: 135
Epoch: 1983-2001
Datum: MLLW
DatumValueDescription
MHHW11.58Mean Higher-High Water
MHW10.70Mean High Water
MTL6.07Mean Tide Level
MSL6.18Mean Sea Level
DTL5.79Mean Diurnal Tide Level
MLW1.44Mean Low Water
MLLW0.00Mean Lower-Low Water
NAVD88
STND2.09Station Datum
GT11.58Great Diurnal Range
MN9.27Mean Range of Tide
DHQ0.88Mean Diurnal High Water Inequality
DLQ1.44Mean Diurnal Low Water Inequality
HWI10.05Greenwich High Water Interval (in hours)
LWI3.77Greenwich Low Water Interval (in hours)
Max TideHighest Observed Tide
Max Tide Date & Time Highest Observed Tide Date & Time
Min TideLowest Observed Tide
Min Tide Date & Time Lowest Observed Tide Date & Time
HATHighest Astronomical Tide
HAT Date & Time HAT Date and Time
LATLowest Astronomical Tide
LAT Date & Time LAT Date and Time
Tidal Datum Analysis Periods
08/01/1998 - 08/31/1998




Products available at 9454673 PORT AUDREY, AK

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